Corner connector for joining two roof finishing profiles, system for covering a roof corner and method for producing such a system

The corner connector system simplifies the assembly of roof edge profiles by using a post and plug-in legs to connect them without welding, addressing the inefficiencies of traditional welding methods and reducing production effort.

EP4610449A1Pending Publication Date: 2025-09-03HAUSHAUT GMBH
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Patent Information

Application Number
EP2025160291
Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
Priority Date
2024-02-27
Filing Date
2025-02-26
Publication Date
2025-09-03

AI Technical Summary

Technical Problem

The complex and labor-intensive process of welding aluminum roof edging profiles to form 90° outside and inside corners for roof edges is inefficient and requires a more straightforward connection method.

Method used

A corner connector system comprising a post and plug-in legs that connect two roof edging profiles without welding, using plug-in legs that fit into receiving grooves and contact surfaces to align with the roof corner angle, allowing for easy assembly.

Benefits of technology

The system enables efficient production of roof corner coverings with reduced effort, eliminating the need for welding and simplifying the assembly process.

✦ Generated by Eureka AI based on patent content.

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Abstract

In order to simplify the manufacture of a system (10) for covering a roof corner, comprising two roof edging profiles (14, 16), a corner connector (12) comprises a post (18) extending along a vertical axis (H), and two plug-in legs (20, 22) connected to the post and extending along a first and a second leg axes (S1, S2), respectively, which are arranged perpendicular to the vertical axis and at a first angle to one another with respect to the vertical axis, which is between 30° and 150° for an external roof corner and between 210° and 330° for an internal roof corner, wherein the roof edging profiles each have a first and a second end and extend along the first and second profile axes, respectively, which are arranged perpendicular to the vertical axis and at a first angle to one another with respect to the vertical axis.A system for covering a roof corner comprises the corner connector and the roof finishing profiles, the first being connected to the second roof finishing profile via the first plug-in leg, the post, and the second plug-in leg. The invention proposes a method for manufacturing the system, wherein the corner connector and the roof finishing profiles are provided, the profile axes are arranged perpendicular to the vertical axis and at a first angle to each other with respect thereto, and the first is connected to the second roof finishing profile via the first plug-in leg, the post, and the second plug-in leg.
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Description

[0001] The invention relates to a corner connector for connecting two roof edge profiles, namely a first and a second roof edge profile, a system for covering a roof corner and a method for producing such a system.

[0002] For the purposes of this disclosure, a "roof corner" refers to a corner of a roof that has two roof edges that meet at a vertical axis and are arranged at a roof corner angle relative to the vertical axis. This roof corner angle extends across the roof surface and is greater than 0° and less than 180° for a convex roof corner—also referred to as an "outside roof corner"—and greater than 180° and less than 360° for a concave roof corner—also referred to as an "inside roof corner."

[0003] POLYBIT BAUMETALL GMBH markets a roof edging profile under the name POLYBIT COMBI and discloses a so-called "90° outside corner" at the URL www.polybit.de / Produkte / Dachabschluss-Profile / COMBI-Aussenecke / # and a so-called "90° inside corner" at the URL www.polybit.de / Produkte / Dachabschluss-Profile / COMBI-Innenecke / #. This 90° outside corner can be used to cover an outside roof corner with a 90° roof corner angle, and this 90° inside corner can be used to cover an inside roof corner with a 270° roof corner angle. Both this 90° outside corner and this 90° inside corner consist of two aluminum roof edging profiles whose facing ends are beveled with 45° miter cuts and welded together. However, welding is a complex process.

[0004] Against this background, the invention proposes the subject matter of the independent claims. Advantageous embodiments of the invention are described in the dependent claims.

[0005] According to a first aspect of the invention, a corner connector is proposed for connecting two roof edging profiles, namely a first and a second roof edging profile, each having a first and a second end and extending along a first and a second profile axis, respectively, wherein the profile axes run at right angles to a vertical axis of the corner connector and are arranged relative to the vertical axis at a first angle, which in the case of an external roof corner is greater than or equal to 30° and less than or equal to 150°, and in the case of an internal roof corner is greater than or equal to 210° and less than or equal to 330°, wherein the corner connector comprises: a post extending along the vertical axis; and first and second plug-in legs connected to the post and extending along first and second leg axes, respectively; wherein the leg axes are perpendicular to the vertical axis and are arranged at the first angle to each other with respect to the vertical axis.

[0006] In the context of the present disclosure, a formulation of the type "A is firmly connected to B" is intended to include that this firm connection between A and B is realized, for example, by A and B being formed monolithically with one another and produced, in particular, by transfer molding, extrusion, coextrusion, casting, continuous casting, sintering, impact molding, extrusion, deep drawing, bending, punching, and / or cutting, or by A and B being materially connected or fastened to one another, in particular by soldering, gluing, and / or welding. In the context of the present disclosure, a formulation of the type "A is detachably connected to B" is intended to include that this detachable connection between A and B is realized, for example, by A and B being positively and / or force-fittingly connected to one another, in particular by screwing or wedging.In the context of the present disclosure, a formulation of the type "A is connected to B" is intended to include that this connection of A and B can be fixed or detachable.

[0007] If the corner connector is attached to the roof corner, the vertical axis preferably runs essentially parallel to the vertical axis, and the leg axes essentially parallel to the respective roof edges. The first angle is selected to match the roof corner angle of the respective roof corner and is preferably essentially equal to the roof corner angle.

[0008] According to a second aspect of the invention, a system for covering a roof corner, namely an outside roof corner or an inside roof corner, is proposed, comprising: a corner connector configured according to the first aspect; and a first and a second roof edging profile, each having a first and a second end and extending along a first and a second profile axis, respectively; wherein the profile axes run perpendicular to the vertical axis and are arranged at the first angle to one another with respect to the vertical axis and / or the profile axes run parallel to the leg axes; and the first roof edging profile is connected to the second roof edging profile via the first plug-in leg, the post, and the second plug-in leg.

[0009] According to a third aspect of the invention, a method for producing a system for covering a roof corner is proposed, which system is designed according to the second aspect, wherein a corner connector is provided which is designed according to the first aspect; a first and a second roof edging profile are provided, each having a first and a second end and extending along a first and a second profile axis, respectively; the profile axes are arranged so as to run at right angles to the vertical axis and at the first angle to one another with respect to the vertical axis and / or the profile axes are arranged so as to run parallel to the leg axes; and the first roof edging profile is connected to the second roof edging profile via the first plug-in leg, the post and the second plug-in leg.

[0010] The invention enables the production of a system for covering a roof corner that comprises two roof edge profiles without the need to weld the roof edge profiles together. This production involves less effort than the production of the known 90° outside corner or 90° inside corner.

[0011] Each corner connector may, for example, comprise no additional or at least one additional first plug-in leg and / or no additional or at least one additional second plug-in leg, as required.

[0012] In an exemplary embodiment, it is determined that the first and the second roof edge profile have a first and a second receiving groove, respectively, which run parallel to the respective profile axis; and the first and the second plug-in leg can be inserted into the first and the second receiving groove, respectively.

[0013] This enables a detachable connection of the corner connector with the two roof end profiles, which is done easily by inserting the plug-in legs into the assigned receiving grooves.

[0014] In an exemplary embodiment, it is determined that each roof edging profile has a first and a second boundary region which run parallel to the respective profile axis and delimit the respective receiving groove; each plug-in leg is substantially plate-shaped and has a first and a second edge region which run parallel to the respective leg axis; the first and the second edge region of the first plug-in leg can be placed on the first and the second boundary region of the first roof edging profile, respectively; and the first and the second edge region of the second plug-in leg can be placed on the first and the second boundary region of the second roof edging profile, respectively.

[0015] In an exemplary embodiment, it is determined that the first roof edging profile has a first end face at its first end and the second roof edging profile has a second end face at its second end, which run parallel to the vertical axis and / or perpendicular to the respective profile axis; and the post has a first and a second bearing surface, which can be placed against the first and the second end faces, respectively, in particular over their entire surface.

[0016] In an exemplary embodiment, it is determined that the first and second contact surfaces run parallel to the vertical axis and / or perpendicular to the respective leg axis.

[0017] In an exemplary embodiment, it is determined that at least one of the plug-in legs is firmly connected to the post or is monolithic.

[0018] In an exemplary embodiment of the second aspect, it is determined that the first and second roof edge profiles have a first and a second receiving groove, respectively, which run parallel to the respective profile axis; and the first and second plug-in legs are inserted into the first and second receiving grooves, respectively.

[0019] For this purpose, the corner connector is designed in such a way that the first and second plug-in legs can be inserted into the first and second receiving grooves, respectively.

[0020] In an exemplary embodiment of the second aspect, it is determined that each roof edging profile has a first and a second boundary region which run parallel to the respective profile axis and delimit the respective receiving groove; the corner connector is designed such that each plug-in leg is substantially plate-shaped and has a first and a second edge region which run parallel to the respective leg axis; the first and the second edge region of the first plug-in leg are placed on the first and the second boundary region of the first roof edging profile, respectively; and the first and the second edge region of the second plug-in leg are placed on the first and the second boundary region of the second roof edging profile, respectively.

[0021] For this purpose, the corner connector is designed such that the first and second edge regions of the first plug-in leg can be placed on the first and second boundary regions of the first roof end profile, respectively, and that the first and second edge regions of the second plug-in leg can be placed on the first and second boundary regions of the second roof end profile, respectively.

[0022] In an exemplary embodiment of the second aspect, it is determined that the first roof edging profile has a first end face at its first end and the second roof edging profile has a second end face at its second end, which run parallel to the vertical axis and / or at right angles to the respective profile axis; the corner connector is designed such that the post has a first and a second contact surface; and the first and the second contact surfaces are applied to the first and the second end faces, respectively, in particular over their entire surface.

[0023] For this purpose, the corner connector is designed such that the first and the second contact surface can be placed on the first and the second end face, respectively, in particular over the entire surface, and preferably run parallel to the vertical axis and / or at right angles to the respective leg axis.

[0024] In an exemplary embodiment of the second aspect, it is determined that the first roof edging profile has a first bevel at its first end and the second roof edging profile has a second bevel at its second end, which run parallel to the vertical axis and a bevel axis; the bevel axis is arranged with respect to the vertical axis at a second angle, which is equal to half the first angle, to the first or the second profile axis; and the bevels are placed against one another.

[0025] In an exemplary embodiment of the second aspect, it is determined that in the case of an external roof corner, the end faces are adjacent to the respective inclined surfaces, in particular directly; and in the case of an internal roof corner, the end faces are parallel to the respective profile axes, in the direction away from the post and offset by a predetermined amount from the respective inclined surfaces.

[0026] In the case of an outside roof corner, the border point at which one of the end faces adjoins the respective inclined surface is preferably located at a predetermined first and a predetermined second distance from a first and a second side of the respective roof end profile, respectively, wherein the first and the second side point towards the roof corner and away from the roof corner, respectively, and are also referred to below as the inside and outside, respectively.

[0027] In an exemplary embodiment of the third aspect, it is determined that a corner connector is provided which is designed according to the first aspect; a first and a second roof edging profile are provided, each having a first and a second end and extending along a first and a second profile axis, respectively; the profile axes are arranged so as to run at right angles to the vertical axis and at the first angle to one another with respect to the vertical axis and / or the profile axes are arranged so as to run parallel to the leg axes; and the first roof edging profile is connected to the second roof edging profile via the first plug-in leg, the post and the second plug-in leg.

[0028] In an exemplary embodiment of the third aspect, it is determined that the first and second roof edge profiles have a first and a second receiving groove, respectively, which run parallel to the respective profile axis; and the connecting comprises inserting the first and second plug-in legs into the first and second receiving grooves, respectively.

[0029] For this purpose, the corner connector is designed in such a way that the first and second plug-in legs can be inserted into the first and second receiving grooves, respectively.

[0030] In an exemplary embodiment of the third aspect, it is determined that each roof edging profile has a first and a second boundary region which run parallel to the respective profile axis and delimit the respective receiving groove; the corner connector is designed such that each plug-in leg is substantially plate-shaped and has a first and a second edge region which run parallel to the respective leg axis; the insertion comprises the first and the second edge region of the first plug-in leg being placed against the first and the second boundary region of the first roof edging profile, respectively; and the first and the second edge region of the second plug-in leg being placed against the first and the second boundary region of the second roof edging profile, respectively.

[0031] For this purpose, the corner connector is designed such that the first and second edge regions of the first plug-in leg can be placed on the first and second boundary regions of the first roof end profile, respectively, and that the first and second edge regions of the second plug-in leg can be placed on the first and second boundary regions of the second roof end profile, respectively.

[0032] In an exemplary embodiment of the third aspect, it is determined that the first roof edging profile has a first end face at its first end and the second roof edging profile has a second end face at its second end, which run parallel to the vertical axis and / or at right angles to the respective profile axis; the corner connector is designed such that the post has a first and a second contact surface; and the connecting comprises that the first and the second contact surface are applied to the first and the second end face, respectively, in particular over the entire surface.

[0033] For this purpose, the corner connector is designed such that the first and the second contact surface can be placed on the first and the second end face, respectively, in particular over the entire surface, and preferably run parallel to the vertical axis and / or at right angles to the respective leg axis.

[0034] In an exemplary embodiment of the third aspect, it is determined that the first roof edging profile has a first inclined surface at its first end and the second roof edging profile has a second inclined surface at its second end, which run parallel to the vertical axis and a inclined axis; the inclined axis is arranged with respect to the vertical axis at a second angle, which is equal to half the first angle, to the first or the second profile axis; and the connecting comprises that the inclined surfaces are placed against one another, in particular over their entire surface.

[0035] In an exemplary embodiment of the third aspect, it is determined that a first profile blank is provided which has a first and a second end which correspond to the first and the second end of the first roof edge profile, respectively, extends along the first profile axis and has a first and a second side which point towards the roof corner and away from the roof corner and run parallel to the first profile axis from the first to the second end and are also referred to below as the inside and outside, respectively;the first roof edging profile is produced by making a first miter cut on the first profile blank in a first plane that runs parallel to the vertical axis and the oblique axis and cuts the first end at a cutting point that is at a predetermined first and a predetermined second distance from the respective side, wherein in the case of an outer roof corner the first distance is greater than zero, and wherein in the case of an inner roof corner the second distance is greater than zero; a second profile blank is provided that has a first and a second end that correspond to the first and the second end of the second roof edging profile, respectively, extends along the second profile axis and has a first and a second side that point towards the roof corner and away from the roof corner, respectively, and runs parallel to the second profile axis from the first to the second end;the second roof edge profile is produced by making a second miter cut on the second profile blank in a second plane that runs parallel to the vertical axis and the oblique axis and cuts the second end at a cutting point that is at the first and second distances from the respective side; and the first and second miter cuts form the above-mentioned first and second oblique surfaces, respectively, or form first and second oblique surfaces that run parallel to the vertical axis and the oblique axis.

[0036] In an exemplary embodiment of the third aspect, it is determined that in the case of an external roof corner, the second distance is greater than zero, so that the first and second miter cuts form the above-mentioned first and second end faces, respectively, or a first and second end face are formed, respectively, which run parallel to the vertical axis and / or perpendicular to the respective profile axis. Preferably, the end faces border the respective inclined surfaces.

[0037] Preferably, in the case of an external roof corner, it is determined by way of example that the second distance is smaller than the width of the first or second roof end profile or is smaller than or equal to approximately 50%, approximately 40%, approximately 30%, approximately 25%, approximately 20%, approximately 15%, approximately 10% or approximately 5% of this width or is smaller than or equal to the width of the first or second contact surface, and / or that the second distance is smaller than the first distance.

[0038] In an exemplary embodiment of the third aspect, it is determined that in the case of an inside corner of the roof the first distance is greater than or equal to zero; the production of the first roof edging profile comprises that a first recess is made in the first inclined surface such that the above-mentioned first end face is formed or a first end face is formed which runs parallel to the vertical axis and / or at right angles to the first profile axis; and the production of the second roof edging profile comprises that a second recess is made in the second inclined surface such that the above-mentioned second end face is formed or a second end face is formed which runs parallel to the vertical axis and / or at right angles to the second profile axis.

[0039] Preferably, the recesses are formed such that the end faces are parallel to the respective profile axes, in the direction away from the post and offset by a predetermined amount from the respective inclined surfaces.

[0040] Preferably, in the case of an inside roof corner, it is determined by way of example that the first distance is less than half the width of the first or second profile blank or is less than or equal to approximately 50%, approximately 40%, approximately 30%, approximately 25%, approximately 20%, approximately 15%, approximately 10% or approximately 5% of this width or is equal to zero, and / or that the first distance is less than the second distance.

[0041] Preferably, in the case of an inside roof corner, it is determined by way of example that the first end face perpendicular to the vertical axis has a width which is less than or equal to the width of the first contact surface and that the second end face perpendicular to the vertical axis has a width which is less than or equal to the width of the second contact surface, and / or that the offset amount is greater than or equal to the width of the first or second contact surface.

[0042] Preferably, the post - and in particular its cross-section with respect to the vertical axis - is shaped, for example, such that, when the corner connector is properly connected to the roof end profiles, the post completely fills the gap defined by the end faces and / or that the outer sides of the post facing away from the roof corner are aligned with the adjacent outer sides or second sides of the roof end profiles.

[0043] The explanations relating to one of the aspects of the invention, in particular to individual features of this aspect, apply analogously to the other aspects of the invention.

[0044] If, within the scope of the present disclosure, the term "about" or "approximately" or "substantially" is used in connection with values ​​or value ranges, or with properties or geometries, this is to be understood as a tolerance range that a person skilled in the art considers customary in this field. In particular, in connection with values ​​or value ranges, when using the term "about" or "approximately," a tolerance range is ±20%, preferably ±10%, and more preferably ±5%. Lower limits of value ranges can thus be undercut by 5% to 20%. Upper limits of value ranges can thus be exceeded by 5% to 20%. To the extent that different value ranges, for example preferred and more preferred value ranges, are specified in the present invention, the lower limits and upper limits of the various value ranges can be combined with one another.

[0045] In the following, embodiments of the invention are explained in more detail by way of example with reference to the accompanying drawings. However, the individual features resulting therefrom are not limited to the individual embodiments, but can be connected and / or combined with individual features described above and / or with individual features of other embodiments. The details in the drawings are to be interpreted as illustrative only and not restrictive. The reference symbols contained in the claims are not intended to limit the scope of the invention in any way, but merely refer to the embodiments shown in the drawings.

[0046] The drawings show in FIG. 1 shows a perspective view of a first embodiment of a system for covering a roof corner, which system is designed for covering an outside roof corner and comprises two roof end profiles and a corner connector for connecting the roof end profiles, wherein the roof end profiles are designed according to a first embodiment and the corner connector is designed according to a first embodiment; FIG. 2 shows another perspective view of the system of FIG. 1 ; FIG. 3 a top view of the corner connector of the FIG. 1 ; FIG. 4 a perspective view of FIG. 3 ; FIG. 5 another perspective view of FIG. 3 ; FIG. 6 a first embodiment of a method for manufacturing a system for covering a roof corner, which method for manufacturing the system of FIG. 1 FIG. 7 is a perspective view of two profile blanks from which the roof finishing profiles of the FIG. 1when applying the procedure of FIG. 6 can be manufactured; FIG. 8 the perspective top view of FIG. 7 , whereby the profile blanks are produced according to the method of FIG. 6 are aligned relative to an outer roof corner; FIG. 9 a perspective top view of two roof edge profiles produced according to the method of FIG. 6 from the profile blanks of the FIG. 8 manufactured and aligned; FIG. 10 a perspective view of FIG. 9 , whereby the corner connector of the FIGS. 3 to 5 according to the procedure of FIG. 6 is provided; FIG. 11 a perspective view of the corner connector and the roof end profiles, wherein plug-in legs of the corner connector are provided according to the method of FIG. 6are partially inserted into receiving grooves of the roof end profiles; FIG. 12 a perspective view of a second embodiment of the system designed to cover an inside corner of a roof, wherein the roof end profiles are designed according to a second embodiment and the corner connector is designed according to a second embodiment; FIG. 13 another perspective view of the system of FIG. 12 ; FIG. 14 a top view of the corner connector of the FIG. 12 ; FIG. 15 a second embodiment of the method used to manufacture the system of FIG. 12 FIG. 16 a perspective top view of two profile blanks from which the roof finishing profiles of the FIG. 12 when applying the procedure of FIG. 15 can be manufactured, whereby the profile blanks are produced according to the process of FIG. 15are aligned relative to an inside corner of the roof; FIG. 17 a perspective top view of two roof edge profiles produced according to the method of FIG. 15 from the profile blanks of the FIG. 16 manufactured and aligned; FIG. 18 an enlarged view of the FIG. 17 left roof edge profile; FIG. 19 a perspective view of FIG. 17 , whereby the corner connector of the FIG. 14 according to the procedure of FIG. 15 is provided; FIG. 20 a perspective view of the corner connector and the roof end profiles, wherein the plug-in legs are provided according to the method of FIG. 15 are partially inserted into receiving grooves of the roof edging profiles; FIG. 21 a perspective view of a third embodiment of the system designed to cover an inside corner of a roof, wherein the roof edging profiles are designed according to a third embodiment; and FIG. 22 another perspective view of the system of FIG. 21 .

[0047] In FIGS. 1 and 2 is a first embodiment of a system 10 according to the invention for covering a roof corner 8 - see FIG. 8 - shown schematically, where the roof corner 8 is an example of an outside roof corner 8 with a roof corner angle δ of 90°. The roof corner 8 is in FIG. 8 and has two roof edges 8', 8" which meet at a vertical axis V and are arranged in relation to the vertical axis V at the roof corner angle δ. This roof corner angle δ runs across the roof surface from the FIG. 8 right roof edge 8" in a counterclockwise direction to the left roof edge 8'. The system 10 comprises a corner connector 12, which is designed according to a first embodiment, and a first and a second roof end profile 14, 16, which are each designed according to a first embodiment.

[0048] In FIG. 3 , 4 and 5the first embodiment of the corner connector 12 is shown schematically. In this embodiment, the corner connector 12 comprises a post 18 which extends along a vertical axis H of the corner connector 12, and a first and a second plug-in leg 20, 22 which are connected to the post 18. The first plug-in leg 20 extends along a first leg axis S1. The second plug-in leg 22 extends along a second leg axis S2. The leg axes S1, S2 run at right angles to the vertical axis H and are arranged at a first angle α to one another with respect to the vertical axis H. The angle α is selected to match the roof corner angle δ of the outer roof corner 8 and is equal to this, so that it is also 90°.

[0049] In FIGS. 9, 10 and 11The first embodiments of the roof edging profiles 14, 16 are shown schematically. The first roof edging profile 14 has a first and a second end 14', 14" as well as a first and a second side 142, 144 - or inner side 142 and outer side 144 - and extends along a first profile axis P1. The sides 142, 144 run parallel to the profile axis P1 from the first to the second end 14', 14" and, when the roof edging profile 14 is properly aligned, point towards the roof corner 8 or away from the roof corner 8, respectively. The second roof edging profile 16 also has a first and a second end 16', 16" as well as a first and a second side 162, 164 - or inner side 162 and outer side 164 - and extends along a second profile axis P2.The sides 162, 164 run parallel to the profile axis P2 from the first to the second end 16', 16" and, when the roof end profile 16 is correctly aligned, point towards the roof corner 8 or away from the roof corner 8. The profile axes P1, P2 run at right angles to the vertical axis H and parallel to the leg axes S1, S2, and they are arranged at a first angle α to one another with respect to the vertical axis H. The roof end profile 14 has a first receiving groove 24 which runs parallel to the profile axis P1. The roof end profile 16 has a second receiving groove 26 which runs parallel to the profile axis P2. The roof end profile 14 has first and second boundary regions 28, 30 which run parallel to the profile axis P1 and define the receiving groove 24 at its end. FIG. 10upper and lower ends respectively. The roof end profile 16 also has a first and a second limiting region 30, which run parallel to the profile axis P2 and define the receiving groove 26 at its FIG. 10upper or lower end. The roof edging profile 14 has at its first end 14' a first end face 36 which runs parallel to the vertical axis H and at right angles to the profile axis P1. The roof edging profile 16 has at its second end 16" a second end face 38 which runs parallel to the vertical axis H and at right angles to the profile axis P2. The roof edging profile 14 has at its first end 14' a first inclined surface 44 which runs parallel to the vertical axis H and an inclined axis S. The roof edging profile 16 has at its second end 16" a second inclined surface 46 which runs parallel to the vertical axis H and the inclined axis S. The inclined axis S is arranged with respect to the vertical axis H at a second angle β to the first and second profile axes P1, P2. The angle β is equal to half the angle α and is thus 45°. It runs in FIG. 9in a counterclockwise direction, on the one hand from the oblique axis S to the profile axis P1 and, on the other hand, from the profile axis P2 to the oblique axis S, so that the oblique axis S forms the bisector for the angle α. The end face 36 adjoins the oblique surface 44 at an abutment point which is at a predetermined first and a predetermined second distance A1, A2 from the first and second sides 142, 144, respectively. The end face 38 adjoins the oblique surface 46 at an abutment point which is at the first and second distances A1, A2 from the first and second sides 162, 164, respectively. In the finished system 10, the oblique surfaces 44, 46 - as in FIGS. 1 and 2 shown - placed against each other. In addition, post 18 - as shown in FIG. 1shown - completely fill the gap defined by the end faces 36, 38 and the outer sides of the post 18 facing away from the roof corner are aligned with the outer sides 144, 164 of the roof end profiles 14, 16.

[0050] The first plug-in leg 20 is essentially plate-shaped and has a first and a second edge region 32, 34 that run parallel to the leg axis S1. This edge region 32 is adjacent to the boundary region 28 of the roof end profile 14. This edge region 34 is adjacent to the boundary region 30 of the roof end profile 14. The second plug-in leg 22 is essentially plate-shaped and has a first and a second edge region 32, 34 that run parallel to the leg axis S2. This edge region 32 is adjacent to the boundary region 28 of the roof end profile 16. This edge region 34 is adjacent to the boundary region 30 of the roof end profile 16.Thus, the plug-in leg 20 is inserted into the receiving groove 24 and the plug-in leg 22 is inserted into the receiving groove 26, so that the roof end profile 14 is connected to the roof end profile 16 via the plug-in leg 20, the post 18 and the plug-in leg 22.

[0051] The post 18 has a first and a second contact surface 40, 42 which run parallel to the vertical axis H. The post 18 has - as in FIG. 3 shown - for example, a square plan, so that its contact surface 40 has a width B1 and its contact surface 42 has a width B2 = B1. The width B1 is equal to the second distance A2. The contact surface 40 runs perpendicular to the leg axis S1 and is attached to the end face 36. The contact surface 42 runs perpendicular to the leg axis S2 and is attached to the end face 38. The plug-in legs 20, 22 are firmly connected to the post 18 by being welded to the respective contact surface 40, 42.

[0052] When the system 10 and thus the corner connector 12 are properly attached to the roof corner 8, the vertical axis H runs substantially parallel to the vertical axis V, and the profile axes P1, P2 and the leg axes S1, S2 run substantially parallel to the respective roof edges 8', 8".

[0053] In FIG. 6 , 7 , 8 , 9 , 10 and 11 A first embodiment of a method according to the invention for producing a system 10 for covering a roof corner 8 is schematically shown, with which, by way of example, the system 10 of the FIGS. 1 and 2 using the corner connector 12 of the FIG. 3 , 4 and 5 can be produced.

[0054] In a step S1, a corner connector 12 is provided which, according to the first embodiment of the FIGS. 3 to 5 is trained.

[0055] In a step S2 - as in FIGS. 7 and 8shown - a first profile blank 140 is provided which has a first and a second end 140', 140" and a first and a second side 142, 144 - or inner side 142 and outer side 144 - and extends along the first profile axis P1. The ends 140', 140" correspond to the first and the second end 14', 14" of the first roof finishing profile 14, respectively. The sides 142, 144 run parallel to the first profile axis P1 from the first to the second end 140', 140". The profile blank 140 has a support web on the side 142, which, when the profile blank 140 or the roof finishing profile 14 produced from it is properly attached to the roof corner 8, rests flat on the upper side of the roof corner 8. If the roof corner 8 is part of a flat roof, the support web runs essentially horizontally. The profile blank 140 has a facing web on the side 144, which, if the profile blank 140 - as in FIG. 8 shown - is properly aligned relative to the top of the roof corner 8 and to the roof edges 8', 8", for example, runs vertically. When properly aligned, the sides 142, 144 point towards the roof corner 8 or away from the roof corner 8.

[0056] In a step S3, which follows step S2, the first roof edge profile 14 is produced. This production takes place, for example, by - as shown in FIGS. 7 and 8 shown - the oblique axis S is arranged with respect to the vertical axis H at the second angle β=45° to the profile axis P1. Then, a first miter cut is made on the profile blank 140 in a first plane E1, which runs parallel to the vertical axis H and the oblique axis S and cuts the end 140', which points towards the other profile blank 160, at a cutting point which lies at the first distance A1 to the side 142 and at the second distance A2 to the side 144, see FIG. 8. Consequently, the first end face 36 and the first beveled surface 44 are formed by the first miter cut, see FIG. 9 . The roof end profile 14 is thus provided.

[0057] In a step S4, a second profile blank 160 is provided, which is configured like the first profile blank 140 and has a first and a second end 160', 160" as well as a first and a second side 162, 164 - or inner side 162 and outer side 164 - and extends along the first profile axis P1. The ends 160', 160" correspond to the first and second ends 16', 16" of the second roof edge profile 16, respectively. The sides 162, 164 run parallel to the second profile axis P2 from the first to the second end 160', 160". The profile blank 160 has a support web on the side 162, which, when the profile blank 160 or the roof edge profile 16 produced from it is properly attached to the roof corner 8, rests flat on the upper side of the roof corner 8. If the roof corner 8 belongs to a flat roof, then the support web runs essentially horizontally.The profile blank 160 has a facing web on the side 164 which, when the profile blank 160 - as in . FIG. 8 shown - is properly aligned relative to the top of the roof corner 8 and to the roof edges 8', 8", for example, runs vertically. When properly aligned, the sides 162, 164 point towards the roof corner 8 or away from the roof corner 8.

[0058] In a step S5, which follows step S4, the second roof edge profile 16 is produced. This production takes place, for example, by - as shown in FIGS. 7 and 8shown - the oblique axis S is arranged with respect to the vertical axis H at the second angle β to the profile axis P2. Then, a second miter cut is made on the profile blank 160 in a second plane E2, which runs parallel to the vertical axis H and the oblique axis S and cuts the end 160", which points towards the other profile blank 140, at a cutting point which is at the first distance A1 to the side 162 and at the second distance A2 to the side 164, see FIG. 8 . Consequently, the second miter cut forms the second end face 38 and the second beveled surface 46, see FIG. 9 . Thus, the roof end profile 16 is provided.

[0059] In a step S6 following step S5, as in FIG. 9shown - the roof end profiles 14, 16 and thus the profile axes P1, P2 are arranged such that they run at right angles to the vertical axis H and parallel to the leg axes S1, S2 and with respect to the vertical axis H at the first angle α to each other.

[0060] In a step S7, which follows step S6, the first roof edge profile 14 is connected to the second roof edge profile 16 via the first plug-in leg 20, the post 18 and the second plug-in leg 22. This connection is carried out, for example, by - as in FIG. 10 and 11 shown - the plug-in leg 20 is inserted into the receiving groove 24 and the plug-in leg 22 is inserted into the receiving groove 26.

[0061] This insertion is carried out, for example, by, on the one hand, the edge areas 32, 34 of the plug-in leg 20 being placed against the associated boundary areas 28, 30 of the roof end profile 14. Then, the roof end profile 14 and the corner connector 12 are pushed together along the profile axis P1 and the leg axis S1. On the other hand, the edge areas 32, 34 of the plug-in leg 22 are placed against the associated boundary areas 28, 30 of the roof end profile 16. Then, the roof end profile 16 and the corner connector 12 are pushed together along the profile axis P2 and the leg axis S2. This pushing together of the roof end profiles 14, 16 and the corner connector 12 takes place to such an extent that - as in FIGS. 1 and 2 shown - the contact surface 40 is placed against the end face 36, the contact surface 42 against the end face 38, and the inclined surface 44 against the inclined surface 46. The production of the system 10 is thus completed.

[0062] In FIG. 12and 13 is a second embodiment of a system 10 according to the invention for covering a roof corner 8 - see FIG. 16 - schematically shown, where the roof corner 8 is, for example, an inside roof corner 8 with a roof corner angle δ of 270°. This embodiment is similar to the first embodiment, so the differences will be explained in more detail below. The roof corner 8 is in FIG. 16 shown, and the roof corner angle δ runs across the roof surface from the FIG. 15 right roof edge 8" counterclockwise to the left roof edge 8'.

[0063] In this embodiment of the system 10, the corner connector 12 is designed according to a second embodiment. This embodiment is similar to the first embodiment of the corner connector 12, so the differences will be explained in more detail below. In this embodiment of the system 10, the roof end profiles 14, 16 are each designed according to a second embodiment. These embodiments are similar to the first embodiments of the roof end profiles 14, 16, so the differences will be explained in more detail below.

[0064] In FIG. 14 The second embodiment of the corner connector 12 is shown schematically. In this embodiment, the angle α is selected to match the roof corner angle δ of the inner roof corner 8, so that it is also 270°.

[0065] In FIG. 17 , 18 , 19 and 20The second embodiments of the roof edge profiles 14, 16 are shown schematically. In these embodiments, the angle β is 135°. It runs in FIG. 17 in a counterclockwise direction on the one hand from the oblique axis S to the profile axis P1 and on the other hand from the profile axis P2 to the oblique axis S. The end face 36 is parallel to the profile axis P1, in the direction away from the post 18 and towards the end 14" and offset by a predetermined offset amount C from the oblique surface 44, i.e. in FIG. 17 to the bottom left. The end face 38 is parallel to the profile axis P2, in the direction away from the post 18 and towards the end 16' and offset by the offset amount C from the inclined surface 46, i.e. in FIG. 17 to the bottom right. The offset C is equal to the width B1 of the contact surface 40. In the finished system 10, the inclined surfaces 44, 46 - as in FIG. 12 and 13shown - placed against each other. In addition, post 18 - as shown in FIG. 12 shown - completely fills the gap bounded by the end faces 36, 38.

[0066] In FIG. 15 , 16 , 17 , 18 , 19 and 20 A second embodiment of a method according to the invention for producing a system 10 for covering a roof corner 8 is schematically shown, with which, by way of example, the system 10 of the FIG. 12 and 13 using the corner connector 12 of the FIG. 14 can be manufactured. This embodiment is similar to the first embodiment, so the differences will be explained in more detail below.

[0067] In step S1, a corner connector 12 is provided which, according to the second embodiment of the FIG. 14 is trained.

[0068] In step S2, as in FIG. 16 shown - the first profile blank 140 is provided.

[0069] In a step S3a, which follows step S2 and essentially corresponds to step S3, the first roof edge profile 14 is produced. This production takes place, for example, by - as shown in FIG. 16 shown - the oblique axis S is arranged with respect to the vertical axis H at the second angle β=135° to the profile axis P1. Then, the first miter cut is made on the profile blank 140 in the first plane E1, which intersects the end 140' at a cutting point located at the first distance A1 to the side 142 and at the second distance A2 to the side 144, see FIG. 16 . In FIG. 16 In addition to the plane E1, an alternative first plane E1' is shown to the right of it as a possible variant. For the plane E1', the first distance A1 is greater than zero, whereas for the plane E1, the first distance A1 is equal to zero. Consequently, the first bevel 44 is formed by the first miter cut, see FIG. 17. A first recess is made in the inclined surface 44 in such a way that the first end face 36 is formed, see FIG. 18 . The end face 36 is parallel to the profile axis P1, towards the end 14" and offset by the offset amount C from the inclined surface 44. The end face 36 has a width B3 perpendicular to the vertical axis H - see FIG. 18 - which is equal to the width B1 of the first contact surface 40. Consequently, the first recess forms the end face 36. Thus, the roof finishing profile 14 is provided.

[0070] In step S4, the second profile blank 160 is provided.

[0071] In a step S5a, which follows step S4 and essentially corresponds to step S5, the second roof edge profile 16 is produced. This production takes place, for example, by - as shown in FIG. 16shown - the oblique axis S is arranged with respect to the vertical axis H at the second angle β to the profile axis P2. Then, a second miter cut is made on the profile blank 160 in the second plane E2, which cuts the end 160" at a cutting point located at the first distance A1 to the side 162 and at the second distance A2 to the side 164, see FIG. 16 The explanations given above in step S3a regarding the plane E1 and the alternative plane E1' apply analogously to the plane E2. Consequently, the second beveled surface 46 is formed by the second miter cut, see FIG. 17 . A second recess is made in the inclined surface 46 in such a way that the second end face 38 is formed, see FIG. 18, which shows the roof edge profile 14, the beveled surface 44, the end face 36 and the first recess, but is analogous. The end face 38 is parallel to the profile axis P2, in the direction of the end 16' and offset by the offset amount C from the beveled surface 46. The end face 38 has a width B3 perpendicular to the vertical axis H - see FIG. 18 - which is equal to the width B2 of the second contact surface 42. Consequently, the end face 38 is formed by the second recess. Thus, the roof finishing profile 16 is provided.

[0072] In step S6, which follows step S5a, as in FIG. 17 shown - the roof end profiles 14, 16 and thus the profile axes P1, P2 are arranged such that they run at right angles to the vertical axis H and parallel to the leg axes S1, S2 and with respect to the vertical axis H at the first angle α=270° to each other.

[0073] In step S7, which follows step S6, the first roof end profile 14 is connected to the second roof end profile 16 by - as in FIGS. 19 and 20 shown - the plug-in leg 20 is inserted into the receiving groove 24 and the plug-in leg 22 is inserted into the receiving groove 26. The production of the system 10 is thus completed.

[0074] In FIGS. 21 and 22 is a third embodiment of a system 10 according to the invention for covering a roof corner 8 - see FIG. 16 - shown schematically, where the roof corner 8 is, for example, an inside roof corner 8 with a roof corner angle δ of 270°. This embodiment is similar to the second embodiment, so the differences will be explained in more detail below. The roof corner 8 is in FIG. 16 shown, and the roof corner angle δ runs across the roof surface from the FIG. 15 right roof edge 8" counterclockwise to the left roof edge 8'.

[0075] In this embodiment of the system 10, the roof end profiles 14, 16 are each designed according to a third embodiment. This embodiment is similar to the second embodiments of the roof end profiles 14, 16, so the differences will be explained in more detail below.

[0076] In these embodiments, the roof end profiles 14, 16 are simply replaced by the profile blanks 140, 160 of the FIGS. 7, 8 and 16 formed so that they do not have inclined surfaces 44, 46 as in the first and second embodiments of the FIGS. 9, 10 and 11 or the FIG. 17 , 18 , 19 and 20 nor recesses as in the second embodiments of the FIG. 17 , 18 , 19 and 20The plug-in legs 20, 22 are inserted into the receiving grooves 26, 28 to such an extent that the contact surfaces 40, 42 rest on the end 14' of the roof end profile 14, which is formed by the end 140' of the profile blank 140, or on the end 16" of the roof end profile 16, which is formed by the end 160" of the profile blank 160.

[0077] In the following, a third embodiment of a method according to the invention for producing a system 10 for covering a roof corner 8 is schematically shown, with which, by way of example, the system 10 of the FIGS. 21 and 22 using the corner connector 12 of the FIG. 14 can be manufactured. This embodiment is similar to the second embodiment, so the differences will be explained in more detail below.

[0078] Step S1 remains unchanged.

[0079] Step S2 remains unchanged.

[0080] In step S3a, the roof end profile 14 is manufactured by simply forming it from the profile blank 140.

[0081] Step S4 remains unchanged.

[0082] In step S5a, the roof end profile 16 is manufactured by simply forming it from the profile blank 160.

[0083] Step S6 remains unchanged.

[0084] Step S7 remains unchanged. The production of system 10 is thus complete. LIST OF REFERENCE SYMBOLS

[0085] 8Roof corner, outside roof corner, inside roof corner 10System 12Corner connector of 10 14First roof end profile 14' / 14"First / second end of 14 16Second roof end profile 16' / 16"First / second end of 16 18Post of 12 20 / 22First / second plug-in leg of 12 24First receiving groove of 14 26Second receiving groove of 16 28 / 30First / second boundary area of ​​14, 16 32 / 34First / second edge area of ​​20, 22 36First end face of 14 38Second end face of 16 40 / 42First / second contact surface of 18 44First inclined surface of 14 46Second inclined surface of 16 140First profile blank 140' / 140" first / second end of 140 142 / 144 inside or first side / outside or second side of 140, 14 160 second profile blank 160' / 160" first / second end of 160 162 / 164 inside or first side / outside or second side of 160, 16 α / β first / second angle δ roof corner angle A1 / A2 first / second distance B1 / B2 width of 40 / 42 B3 width of 36, 38 CV offset amount of 36,38 E1 / E2first level / second level Hvertical axis of 10 P1 / P2first profile axis of 14 / second profile axis of 16 Sinclined axis S1 / S2first leg axis of 20 / second leg axis of 22 VVertical axis of 8,

Claims

1. Corner connector (12) for connecting two roof end profiles (14, 16), namely a first and a second roof end profile (14, 16), each having a first and a second end (14', 16'; 14", 16") and extending along a first and a second profile axis (P1, P2), respectively, wherein the profile axes (P1, P2) run at right angles to a vertical axis (H) of the corner connector (12) and are arranged relative to one another at a first angle (α) with respect to the vertical axis (H), which in the case of an external roof corner (8) is greater than or equal to 30° and less than or equal to 150°, and in the case of an internal roof corner (8) is greater than or equal to 210° and less than or equal to 330°, wherein the corner connector (12) comprises - a post (18) extending along the vertical axis (H); and - a first and a second plug-in leg (20, 22) which are connected to the post (18) and extend along a first and a second leg axis (S1, S2), respectively;wherein - the leg axes (S1, S2) extend at right angles to the vertical axis (H) and are arranged at the first angle (α) to one another with respect to the vertical axis (H); 2. Corner connector (12) according to claim 1, wherein - the first and second roof end profiles (14, 16) have a first and a second receiving groove (24, 26) respectively, which run parallel to the respective profile axis (P1, P2); and - the first and the second plug-in leg (20, 22) can be inserted into the first and the second receiving groove (24, 26), respectively.

3. Corner connector (12) according to claim 2, wherein - each roof end profile (14, 16) has a first and a second boundary region (28, 30) which run parallel to the respective profile axis (P1, P2) and delimit the respective receiving groove (24, 28); - each plug-in leg (20, 22) is essentially plate-shaped and has a first and a second edge region (32, 34) which run parallel to the respective leg axis (S1, S2); - the first and the second edge region (32, 34) of the first plug-in leg (20) can be placed against the first and the second boundary region (28, 30) of the first roof end profile (14), respectively; and - the first and second edge regions (32, 34) of the second plug-in leg (22) can be placed against the first and second boundary regions (28, 30) of the second roof end profile (16), respectively.

4. Corner connector (12) according to one or more of the preceding claims, wherein - the first roof edging profile (14) has a first end face (36) at its first end (14') and the second roof edging profile (16) has a second end face (38) at its second end (16"), which run parallel to the vertical axis (H) and / or at right angles to the respective profile axis (P1, P2); and - the post (18) has a first and a second bearing surface (40, 42) which can be placed against the first and the second end face (36, 38), respectively.

5. Corner connector (12) according to claim 4, wherein - the first and the second contact surface (40, 42) run parallel to the vertical axis (H) and / or at right angles to the respective leg axis (S1, S2).

6. Corner connector (12) according to one or more of the preceding claims, wherein - at least one of the plug-in legs (20, 22) is firmly connected to the post (18) or is monolithic.

7. A system (10) for covering a roof corner (8), namely an outer roof corner (8) or an inner roof corner (8), comprising - a corner connector (12) designed according to one or more of claims 1 to 6; and - a first and a second roof end profile (14, 16), each having a first and a second end (14', 16'; 14", 16") and extending along a first and a second profile axis (P1, P2), respectively; wherein - the profile axes (P1, P2) run at right angles to the vertical axis (H) and are arranged at the first angle (α) to one another with respect to the vertical axis (H), and / or the profile axes (P1, P2) run parallel to the leg axes (S1, S2); and - the first roof end profile (14) is connected to the second roof end profile (16) via the first plug-in leg (20), the post (18) and the second plug-in leg (22).

8. System (10) according to claim 7, wherein - the first and second roof end profiles (14, 16) have a first and a second receiving groove (24, 26) respectively, which run parallel to the respective profile axis (P1, P2); - the corner connector (12) is designed according to claim 2; and - the first and the second plug-in leg (20, 22) are inserted into the first and the second receiving groove (24, 26) respectively.

9. System (10) according to claim 8, wherein - each roof end profile (14, 16) has a first and a second boundary region (28, 30) which run parallel to the respective profile axis (P1, P2) and bound the respective receiving groove (24, 28); - the corner connector (12) is designed according to claim 3; - the first and the second edge region (32, 34) of the first plug-in leg (20) are placed on the first and the second boundary region (28, 30) of the first roof end profile (14), respectively; and - the first and the second edge region (32, 34) of the second plug-in leg (22) are placed on the first and the second boundary region (28, 30) of the second roof end profile (16), respectively.

10. System (10) according to one or more of claims 7 to 9, wherein - the first roof edging profile (14) has a first end face (36) at its first end (14') and the second roof edging profile (16) has a second end face (38) at its second end (16"), which run parallel to the vertical axis (H) and / or at right angles to the respective profile axis (P1, P2); - the corner connector (12) is designed according to claim 4 or according to claims 4 and 5; and - the first and second contact surfaces (40, 42) are applied to the first and second end faces (36, 38), respectively.

11. System (10) according to one or more of claims 7 to 10, wherein - the first roof edging profile (14) has a first inclined surface (44) at its first end (14') and the second roof edging profile (16) has a second inclined surface (46) at its second end (16"), which run parallel to the vertical axis (H) and a inclined axis (S); - the inclined axis (S) is arranged with respect to the vertical axis (H) at a second angle (β), which is equal to half the first angle (α), to the first or the second profile axis (P1, P2); and - the inclined surfaces (44, 46) are placed against one another.

12. System (10) according to claims 10 and 11, wherein - in the case of an outer roof corner (8), the end faces (36, 38) adjoin the respective inclined surfaces (44, 46); and - in the case of an inner roof corner (8), the end faces (36, 38) are parallel to the respective profile axes (P1, P2), in the direction away from the post (18) and offset by a predetermined offset amount (C) from the respective inclined surfaces (44, 46). 13.A method for producing a system (10) for covering a roof corner (8), which system (10) is designed according to one or more of claims 7 to 12, wherein - (S1) a corner connector (12) is provided which is designed according to one or more of claims 1 to 6; - a first and a second roof end profile (14, 16) are provided, each having a first and a second end (14', 16'; 14", 16") and extending along a first and a second profile axis (P1, P2), respectively; - (S6) the profile axes (P1, P2) are arranged so as to run at right angles to the vertical axis (H) and at the first angle (α) to one another with respect to the vertical axis (H), and / or the profile axes (P1, P2) are arranged so as to run parallel to the leg axes (S1, S2); and - (S7) the first roof end profile (14) is connected to the second roof end profile (16) via the first plug-in leg (20), the post (18) and the second plug-in leg (22).

14. Method according to claim 13, in particular for producing a system (10) which is designed according to claim 8, wherein - the first and the second roof end profile (14, 16) have a first and a second receiving groove (24, 26) which run parallel to the respective profile axis (P1, P2); - the corner connector (12) is designed according to claim 2; and - the connecting (S7) comprises - the first and the second plug-in leg (20, 22) being inserted into the first and the second receiving groove (24, 26).

15. Method according to claim 14, in particular for producing a system (10) which is designed according to claim 9, wherein - each roof edging profile (14, 16) has a first and a second boundary region (28, 30) which run parallel to the respective profile axis (P1, P2) and bound the respective receiving groove (24, 28); - the corner connector (12) is designed according to claim 3; and - the insertion comprises - the first and the second edge region (32, 34) of the first plug-in leg (20) are placed against the first and the second boundary region (28, 30) of the first roof edging profile (14), respectively; and - the first and the second edge region (32, 34) of the second plug-in leg (22) are placed against the first and the second boundary region (28, 30) of the second roof edging profile (16).

16. Method according to one or more of claims 13 to 15, in particular for producing a system (10) which is designed according to claim 10, wherein - the first roof edging profile (14) has a first end face (36) at its first end (14') and the second roof edging profile (16) has a second end face (38) at its second end (16"), which run parallel to the vertical axis (H) and / or at right angles to the respective profile axis (P1, P2); - the corner connector (12) is designed according to claim 4 or according to claims 4 and 5; and - the connecting (S7) comprises - the first and second contact surfaces (40, 42) being placed against the first and second end faces (36, 38), respectively.

17. Method according to one or more of claims 13 to 16, in particular for producing a system (10) which is designed according to claim 11, wherein - the first roof edging profile (14) has a first inclined surface (44) at its first end (14') and the second roof edging profile (16) has a second inclined surface (46) at its second end (16"), which run parallel to the vertical axis (H) and a inclined axis (S); - the inclined axis (S) is arranged with respect to the vertical axis (H) at a second angle (β), which is equal to half the first angle (α), to the first or the second profile axis (P1, P2); and - the connecting (S7) comprises - the inclined surfaces (44, 46) being placed against one another.

18. Method according to one or more of claims 13 to 17, in particular for producing a system (10) which is designed according to claim 11, wherein - (S2) a first profile blank (140) is provided which - has a first and a second end (140', 140") which correspond to the first and the second end (14', 14") of the first roof edge profile (14), respectively, - extends along the first profile axis (P1), and - has a first and a second side (142, 144) which point towards the roof corner (8) and away from the roof corner (8), respectively, and run parallel to the first profile axis (P1) from the first to the second end (140', 140");- (S3, S3a) the first roof end profile (14) is produced by - a first miter cut is carried out on the first profile blank (140) in a first plane (E1) which runs parallel to the vertical axis (H) and the oblique axis (S) and cuts the first end (140') at a cutting point which is at a predetermined first and a predetermined second distance (A1, A2) from the respective side (142, 144), wherein in the case of an outer roof corner the first distance (A1) is greater than zero, and wherein in the case of an inner roof corner the second distance (A2) is greater than zero;- (S4) a second profile blank (160) is provided, which - has a first and a second end (160', 160"), which correspond to the first and the second end (16', 16") of the second roof edging profile (16), respectively, - extends along the second profile axis (P2), and - has a first and a second side (162, 164) which point towards the roof corner (8) and away from the roof corner (8), respectively, and which run parallel to the second profile axis (P2) from the first to the second end (160', 160"); - (S5, S5a) the second roof edging profile (16) is produced by - a second miter cut is made on the second profile blank (160) in a second plane (E2), which runs parallel to the vertical axis (H) and the oblique axis (S) and intersects the second end (160") at a cutting point which is aligned with the first and the second distance (A1, A2) to the respective side (162, 164);and - a first and a second inclined surface (44, 46) are formed by the first and the second mitre cut, respectively, which run parallel to the vertical axis (H) and the inclined axis (S); 19. Method according to claim 18, wherein in the case of an outer roof corner (8) - the second distance (A2) is greater than zero, so that the first and the second miter cut form a first and a second end face (36, 38) respectively, which run parallel to the vertical axis (H) and / or at right angles to the respective profile axis (P1, P2).

20. The method according to claim 18, wherein in the case of an inside roof corner (8) - the first distance (A1) is greater than or equal to zero; - the production (S3a) of the first roof end profile (14) comprises that - a first recess is made in the first inclined surface (44) such that a first end face (36) is formed which runs parallel to the vertical axis (H) and / or at right angles to the first profile axis (P1); and - the production (S5a) of the second roof end profile (16) comprises that - a second recess is made in the second inclined surface (46) such that a second end face (38) is formed which runs parallel to the vertical axis (H) and / or at right angles to the second profile axis (P2).

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