Assembly having a drawer side-wall and a holding part

EP4742952A1Pending Publication Date: 2026-05-20JULIUS BLUM GMBH
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Patent Information

Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
JULIUS BLUM GMBH
Filing Date
2024-09-05
Publication Date
2026-05-20

AI Technical Summary

Technical Problem

The existing arrangements for attaching a drawer front panel to a drawer side wall often result in the holding part on the drawer front panel not being properly locked with the locking element of the fastening device, due to the drawer front panel striking the furniture body before a locking occurs, which limits the movement reserve for inserting the holding part.

Method used

The fastening device includes a sliding paddle that allows the locking element to move in the direction of the inserted holding part, enabling earlier locking between the drawer side wall and the holding part, thus enlarging the locking range and providing a greater movement reserve for unlocking.

Benefits of technology

This solution ensures that the holding part can be securely locked with the locking element of the fastening device, preventing the drawer front panel from striking the furniture body and allowing for proper assembly and locking of the drawer components.

✦ Generated by Eureka AI based on patent content.

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Abstract

An assembly, comprising: - a drawer side-wall (2) having at least one fastening device (6) for releasably connecting the drawer side-wall (2) to a drawer front panel (3), wherein the at least one fastening device (6) of the drawer side-wall (2) has at least one movably mounted locking element (15), - at least one holding part (13) which is arranged on or is to be fastened to the drawer front panel (3) and which can be releasably locked with the locking element (15) of the fastening device (6) of the drawer side-wall (2) when the holding part (13) is pushed into the fastening device (6) of the drawer side-wall (2) in a push-in direction (X), wherein the fastening device (6) has at least one sliding incline (25, 25a) by way of which the at least one locking element (15) can be moved in a direction opposite the push-in direction (X) when the holding part (13) is pushed into the fastening device (6).
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Description

[0001] Arrangement with a drawer side wall and with a holding part

[0002] The present invention relates to an arrangement comprising:

[0003] - a drawer side wall with at least one

[0004] Fastening device for detachably connecting the drawer side wall to a drawer front panel, wherein the at least one fastening device of the drawer side wall has at least one movably mounted locking element,

[0005] - at least one holding part arranged or to be fastened to the drawer front panel, which can be releasably locked to the locking element of the fastening device of the drawer side wall when the holding part is pushed in an insertion direction into the fastening device of the drawer side wall.

[0006] Furthermore, the invention relates to a drawer with at least one

[0007] Arrangement of the kind to be described .

[0008] WO 2016 / 000002 A1 discloses an arrangement with a drawer side wall and with a holding part to be fastened to a drawer front panel. To mount the drawer front panel to the drawer side wall, the holding part is pre-assembled to the drawer front panel in a first step. In a next step, the pre-assembled holding part is pushed into a fastening device on the drawer side wall, wherein the holding part can be automatically locked by a spring-loaded locking element of the fastening device on the drawer side wall. The locking mechanism presses the drawer front panel against the end face of the drawer side wall and holds it in position relative to the drawer side wall.

[0009] With the current technology, the problem can often arise that the holding part arranged on the drawer front panel is not properly locked with the locking element of the fastening device on the drawer side wall. In particular, it can happen that the drawer front panel hits the front of the furniture body during assembly, even before a locking connection between the holding part and the fastening device on the drawer side wall takes place. The holding part therefore does not protrude far enough into the fastening device on the drawer side wall for successful locking and because the drawer front panel hits the furniture body there is no reserve movement for the holding part to be pushed in further. This can ultimately make a locking connection between the holding part and the fastening device on the drawer side wall extremely difficult or even impossible.

[0010] The object of the present invention is to provide an arrangement of the type mentioned at the outset while avoiding the disadvantages discussed above.

[0011] This is achieved according to the invention by the features of patent claim 1. Further advantageous embodiments of the invention are specified in the dependent patent claims.

[0012] According to the invention, it is provided that the fastening device has at least one sliding bevel, by means of which the at least one locking element can be moved in a direction opposite to the insertion direction when the holding part is inserted into the fastening device.

[0013] In other words, the fastening device has at least one sliding slope, through which the locking element can be moved in a direction toward the inserted holding part when the holding part is inserted into the fastening device. In this way, an earlier locking between the fastening device of the drawer side wall and the holding part pre-mounted on the drawer front panel can be achieved, thus increasing the locking area of ​​the fastening device.

[0014] The at least one sliding bevel also makes it possible to increase the unlocking area of ​​the fastening device because the holding part can be ejected over an increased distance in the opposite direction to the insertion direction during unlocking.

[0015] Further details and advantages of the present invention will become apparent from the following description of the figures. show a drawer with drawer side walls and a drawer front panel in a perspective view as well as enlarged detailed views, show the retaining part pre-assembled on the drawer front panel and the fastening device of the drawer side wall in two different views, shows a side view of the fastening device of the drawer side wall with the retaining part to be locked in a release position, shows a side view of the fastening device of the drawer side wall with the retaining part to be locked in an intermediate position, shows a side view of the fastening device of the drawer side wall with the retaining part in a

[0016] Locking position,

[0017] Fig . 6 shows the fastening device of the

[0018] Drawer side panel with the holding part to be locked in an exploded view,

[0019] Fig . 7a-7d show different embodiments of the sliding bevel and the retraction bevel of the locking element .

[0020] Fig. 1a shows a perspective view of a drawer 1 with drawer side walls 2, a drawer front panel 3 to be connected to the drawer side walls 2, a drawer bottom 4 and a rear wall 5.

[0021] The drawer side walls 2 each comprise a

[0022] Fastening device 6 for detachably fastening the

[0023] Drawer front panel 3 with the drawer side wall 2. The drawer side walls 2 can each have a hollow profile 8, preferably made of metal, in which the fastening device 6 can be arranged at least partially, preferably substantially completely.

[0024] The drawer side wall 2 has an end face 7 facing the drawer front panel 3, which, when the drawer front panel 3 is fastened, rests against the rear side of the drawer front panel 3.

[0025] The drawer 1 is mounted on drawer extension guides 9 for movement relative to a furniture body (not shown here). The drawer extension guides 9 each comprise a body rail 10 to be fastened to a furniture body and at least one extension rail 11 movable relative to the body rail 10.

[0026] In order to realize a so-called full extension, in which the rear wall 5 runs approximately flush with one end face of the furniture body in a fully open position of the drawer 1, an additional middle rail can be displaceably mounted between the stationary body rail 10 and the movable pull-out rail 11.

[0027] The drawer 1 can be detachably coupled to the pull-out rail 11 of the drawer pull-out guide 9 via at least one coupling device known from the prior art.

[0028] It is preferably provided that the fastening device 6 for releasably fastening the drawer front panel 3 also has the coupling device for releasably coupling the drawer side wall 2 to the pull-out rail 11 of the drawer pull-out guide 9.

[0029] The drawer 1 comprises at least one rear wall 5 that can be arranged parallel to the drawer front panel 3. The drawer side wall 2 can have at least one rear wall holder 12, via which the rear wall 5 can be connected, preferably detachably, to the drawer side wall 2. Fig. 1b shows the area framed in Fig. 1a in an enlarged view.

[0030] Fig. 1c shows a holding part 13 which is to be fastened to the rear side of the drawer front panel 3, for example using screws 14 and / or dowels.

[0031] According to one embodiment, it can be provided that the at least one holding part 13 has at least one pre-assembled screw 14, preferably at least two pre-assembled screws 14, for fastening to the drawer front panel 3.

[0032] Fig. 1d shows the holding part 13 fastened to the rear of the drawer front panel 3. The fastening device 6 of the drawer side wall 2 comprises a spring-loaded locking element 15 (Fig. 2a), by means of which the holding part 13 can be releasably locked to the drawer side wall 2.

[0033] Fig. 2a shows the retaining part 13 arranged or pre-assembled on the drawer front panel 3 and the fastening device 6 of the drawer side wall 2. For reasons of clarity, the right-hand drawer side wall 2 is not shown.

[0034] The drawer side wall 2 may comprise at least one hollow profile 8. Alternatively, it is possible to manufacture the drawer side wall 2 from a solid wood material.

[0035] The fastening device 6 comprises a base body 6a which, in an assembled state, is inserted into a front end region of the drawer side wall 2, preferably in a form-fitting manner.

[0036] In the illustrated embodiment, the drawer front panel 3 is constructed in several parts and comprises at least one decorative panel 18, for example made of glass, stone, metal, plastic, wood, or a composite material. To hold the at least one, preferably substantially cuboid-shaped, decorative panel 18, two lateral holding devices 16a, 16b are provided, each of which is designed to receive an end portion of the decorative panel 18.

[0037] The holding devices 16a, 16b each have at least one holding part 13 which can be releasably locked with a preferably spring-loaded locking element 15 of the fastening device 6 of the drawer side wall 2.

[0038] The holding devices 16a, 16b can each have at least two holding parts 13, which are spaced apart from one another in the vertical direction and which can be releasably locked with the locking element 15. In this way, drawer front panels 3 with a greater height can also be attached to the two drawer side walls 2.

[0039] The at least one holding part 13 can be formed substantially entirely from plastic and / or designed to be connected, preferably detachably, to at least one holding device 16a, 16b. For this purpose, at least one holding device 16a, 16b can have a guide for inserting the holding part 13.

[0040] In the embodiment shown, the two holding devices 16a, 16b together with the holding parts 13 are formed in one piece from a plastic material.

[0041] At least one release element 17 is provided to release the locking between the holding part 13 and the fastening device 6 of the drawer side wall 2.

[0042] The release element 17 is arranged or can be arranged in some areas outside the drawer side wall 2 and is designed for manual actuation. By exerting force on the release element 17 against the spring-loaded action of the locking element 15, the locking between the holding part 13 and the locking element 15 can be released. Fig. 2b shows the holding part 13 arranged on the drawer front panel 3 and the base body 6a of the fastening device 6 in a further perspective view.

[0043] The locking element 15 of the fastening device 6 is mounted on or in the base body 6a so as to be displaceable in the vertical direction, i.e. essentially parallel to a vertical plane formed by the drawer front panel 3.

[0044] The release element 17 for releasing the lock can be formed integrally with the locking element 15. Alternatively, it is possible for the release element 17 and the locking element 15 to be formed as separate components and connected to one another in a movement-coupled manner.

[0045] According to possible embodiments, it can be provided that the base body 6a of the fastening device 6

[0046] - is made essentially entirely of plastic, and / or

[0047] - is inserted into the drawer side wall 2 in a form-fitting manner, and / or

[0048] - is at least partially honeycomb-shaped, and / or

[0049] - at least one coupling device (not shown here) for releasably coupling to the drawer pull-out guide 9, preferably wherein the at least one coupling device has at least one pivotable coupling lever for releasably coupling to the pull-out rail 11 of the drawer pull-out guide 9, and / or

[0050] - has at least one groove 22 for receiving an edge of a drawer bottom 4.

[0051] The holding part 13 comprises at least one holding section 20 which, in a held state of the holding part 13, is at least partially inserted in the fastening device 6 of the drawer side wall 2, preferably within a notch 23 (Fig. 4) of the

[0052] Locking element 15 is received. The locking element 15 can have a stop bevel 21 against which the holding part 13, preferably the holding section 20, can be placed when inserted into the fastening device 6, whereby the locking element 15 can be moved in a direction transverse to the insertion direction X.

[0053] In a locked state, the holding portion 20 of the holding part 13 is received within the notch 23 of the locking element 15.

[0054] By means of a lateral adjustment device 19, a position of the holding part 13 can be adjusted in a direction transverse to the insertion direction X. The lateral adjustment device 19 can have at least one rotatable adjustment wheel 19a, preferably made of metal.

[0055] Fig. 3 shows the fastening device 6 of the drawer side wall 2 with the holding part 13 to be locked in a side view.

[0056] The locking element 15 is mounted in or on the base body 6a of the fastening device 6 so that it can move vertically.

[0057] At least one spring element 24, for example at least one leaf spring, is provided for applying force to the locking element 15, wherein the locking element 15 can be pressed by the spring element 24 in the direction of a position locking the holding part 13 (i.e. in the present case in a downward direction).

[0058] At least one projection 26a, 26b, 26c, preferably a plurality of projections 26a, 26b, 26c, is arranged on the base body 6a, wherein the at least one projection 26a, 26b, 26c prevents the locking element 15 from falling out laterally from the base body 6a of the fastening device 6. The locking element 15 is thus guided in a sliding manner laterally along the projections 26a, 26b, 26c.

[0059] When the holding part 13 is pushed in the insertion direction X into the fastening device 6 of the drawer side wall 2, the holding section 20 (Fig. 2b) of the holding part 13 with the

[0060] Stop bevel 21 of the locking element 15 in contact. The fastening device 6 has at least one sliding bevel 25, by means of which the at least one locking element 15 can be moved in a direction opposite to the insertion direction X when the holding part 13 is pushed into the fastening device 6. In this way, an earlier locking of the holding part 13 can be made possible and the locking area of ​​the fastening device 6 can be enlarged.

[0061] The sliding slope 25 can, for example, be arranged or formed on the base body 6a of the fastening device 6.

[0062] The sliding slope 25 can be designed, for example, as a guide slot and / or guide track, along which at least one guide element (for example a pin) of the locking element 15 is slidably guided.

[0063] However, it is also possible to manufacture the drawer side wall 2 from a wood material (for example, a chipboard or a wood fiber board), wherein the at least one sliding bevel 25 is formed directly in the wood material of the drawer side wall 2. The arrangement of the sliding bevel 25 in the wood material of the drawer side wall 2 can be achieved, for example, by milling.

[0064] In the embodiment shown, at least one second sliding bevel 25a is provided, by means of which the at least one locking element 15 can be moved in a direction opposite to the insertion direction X when the holding part 13 is inserted into the fastening device 6.

[0065] The locking element 15 has at least one sliding contour 28 which is movable along the at least one sliding slope 25.

[0066] In the illustrated embodiment, the locking element 15 has at least two sliding contours 28, 28a, which are movable along the two sliding slopes 25, 25a. The provided sliding slopes 25, 25a can run substantially parallel to one another. Fig. 4 shows the fastening device 6 with the holding part 13 to be locked in an intermediate position in which the spring element 24 is maximally compressed.

[0067] The locking element 15 is movable in a direction transverse to the insertion direction X by inserting the holding part 13 in the insertion direction X into the fastening device 6 and by the interaction of the holding section 20 with the stop bevel 21 of the holding part 13 against the force of the spring element 24.

[0068] The locking element 15 slides along the at least one sliding slope 25, 25a, so that the locking element 15 can be moved with a movement component in a direction opposite to the insertion direction X.

[0069] The at least one locking element 15 has at least one notch 23, which is preferably open downwards in the assembled position, for receiving the holding section 20 of the holding part 13.

[0070] At least one draw-in bevel 29 for drawing the holding part 13 into the fastening device 6 can be arranged on the notch 23, wherein the at least one sliding bevel 25, 25a and the draw-in bevel 29 are inclined in different directions.

[0071] The at least one draw-in slope 29 is inclined such that a draw-in force can be exerted on the holding part 13 in the insertion direction X.

[0072] Fig. 5 shows the fastening device 6 with the holding part 13 in a locked position. When the holding part 13 is moved further in the insertion direction X, the holding section 20 of the holding part 13 enters the notch 23 of the locking element 15, whereby the locking element 15 is pressed downward into the locking position by the force of the relaxing spring element 24.

[0073] In a locked state, the release element 17 is arranged outside the drawer side wall 2 and is directly accessible for manual operation or for operation by means of a tool. By pressing on the release element 17 against the force of the spring element 24, the locking between the locking element 15 and the holding part 13 can be released again.

[0074] Fig. 6 shows the fastening device 6 of the drawer side wall 2 with the holding part 13 to be locked in an exploded view.

[0075] The base body 6a of the fastening device 6 is preferably made of plastic, wherein the locking element 15 is displaceably mounted on or in the base body 6a.

[0076] At least one sliding bevel 25, 25a is arranged or formed on the base body 6a of the fastening device 6, by means of which the at least one locking element 15 can be moved with a movement component transverse to the insertion direction X and with a movement component in a direction opposite to the insertion direction X when the holding part 13 is inserted into the fastening device 6.

[0077] The at least one spring element 24 for applying force to the locking element 15 can, for example, comprise a shaped spring made of metal or plastic.

[0078] The movable locking element 15 is preferably designed as a substantially plate-shaped latch. This allows for a compact design of the fastening device 6.

[0079] In the embodiment shown, the locking element 15 comprises a web 27 projecting transversely from the plate-shaped section for supporting the spring element 24.

[0080] The release element 17 is also formed by a web projecting transversely from the locking element 15.

[0081] The stop bevel 21 of the locking element 15 faces the holding part 13. The locking element 15 has at least one sliding contour 28, 28a, which is arranged on a side facing away from the holding part 13.

[0082] Side of the locking element 15. The at least one sliding contour 28, 28a of the locking element 15 is when the holding part 13 is inserted Insertion direction X movable along the at least one sliding slope 25, 25a.

[0083] The honeycomb structure of the base body 6a ensures high mechanical strength (in particular high bending stiffness) with low material usage and low weight.

[0084] Fig. 7a-7d show various embodiments of the sliding bevel 25 of the fastening device 6 and the retraction bevel 29 of the locking element 15. The start, course, and end of the locking process can be influenced by the choice of the geometry and angle of the sliding bevel 25 and the retraction bevel 29.

[0085] According to possible embodiments, it can be provided that the drawer side wall 2 has an end face 7 that can be placed against the drawer front panel 3 and / or that the base body 6a of the fastening device 6 has an end face 7a, wherein the at least one sliding bevel 25 and / or the retraction bevel 29 encloses an angle (α, β) between 5 ° and 25 °, preferably between 8 ° and 20 °, relative to the end face 7, 7a.

[0086] For example, the sliding bevel 25 of the base body 6a and the retraction bevel 29 of the locking element 15 can enclose an identical angle (o, ß) or alternatively a different angle (o, ß) relative to the end face 7, 7a.

[0087] The sliding bevel 25 and the feed bevel 29 can be inclined in different directions.

[0088] Fig. 7a shows that the angle (θ) enclosed between the sliding bevel 25 and the end face 7a and the angle (β) enclosed between the draw-in bevel 29 and the end face 7a are each 8°. Fig. 7b shows that the angle (θ) enclosed between the sliding bevel 25 and the end face 7a and the angle (β) enclosed between the draw-in bevel 29 and the end face 7a are each 10°.

[0089] Fig. 7c shows that the angle (α) enclosed between the sliding bevel 25 and the front side 7a and the angle (β) enclosed between the draw-in bevel 29 and the front side 7a are each 12°.

[0090] Fig. 7d shows that the sliding bevel 25 of the base body 6a and the retraction bevel 29 of the locking element 15 enclose a different angle (α, β) relative to the end face 7a of the base body 6a. In the illustrated embodiment, the sliding bevel 25 encloses an angle (α) of 8° relative to the end face 7a of the base body 6a. The retraction bevel 29 of the locking element 15, on the other hand, encloses an angle (β) of 15° relative to the end face 7a of the base body 6a.

Claims

Patent claims 1. Arrangement comprising: - a drawer side wall (2) with at least one Fastening device (6) for detachably connecting the Drawer side wall (2) with a drawer front panel (3), wherein the at least one fastening device (6) of the drawer side wall (2) has at least one movably mounted locking element (15), - at least one holding part (13) which is arranged or to be fastened to the drawer front panel (3), which can be releasably locked to the locking element (15) of the fastening device (6) of the drawer side wall (2) when the holding part (13) is pushed in an insertion direction (X) into the fastening device (6) of the drawer side wall (2), characterized in that the fastening device (6) has at least one sliding slope (25, 25a) by means of which the at least one locking element (15) can be moved in a direction opposite to the insertion direction (X) when the holding part (13) is pushed into the fastening device (6).

2. Arrangement according to claim 1, wherein the at least one sliding bevel (25, 25a) is formed on a base body (6a) of the fastening device (6) and / or directly in a material of the drawer side wall (2).

3. Arrangement according to claim 1 or 2, wherein the at least one locking element (15) - is designed as a substantially plate-shaped bar, and / or - is pre-tensioned by at least one spring element (24), preferably a leaf spring, in the direction of a locking position, and / or - is mounted in a linearly movable manner, and / or - is mounted so as to be displaceable in a direction transverse to the insertion direction (X), and / or - can be released from the locking mechanism by at least one release element (17), wherein the at least one release element (17) is arranged or can be arranged in regions outside the drawer side wall (2) and is designed for manual actuation, preferably wherein the at least one locking element (15) and the at least one release element (17) are formed together in one piece.

4. Arrangement according to one of claims 1 to 3, wherein the at least one locking element (15) has at least one notch (23), preferably open downwards in the assembled position, for receiving a holding section (20) of the holding part (13).

5. Arrangement according to claim 4, wherein at least one draw-in bevel (29) for drawing the holding part (13) into the fastening device (6) is arranged on the notch (23), preferably wherein - the at least one sliding slope (25, 25a) and the Feed slope (29) are inclined in different directions, and / or - wherein the at least one draw-in slope (29) encloses an angle (ß) between 5° and 25°, preferably between 8° and 20°, relative to an end face (7) of the drawer side wall (2) which can be placed on the drawer front panel (3), and / or - wherein the at least one pull-in slope (29) is inclined such that a pull-in force can be exerted on the holding part (13) in the insertion direction (X).

6. Arrangement according to one of claims 1 to 5, wherein the locking element (15) has a stop bevel (21) against which the holding part (13) can be placed when inserted into the fastening device (6), whereby the locking element (15) can be moved in a direction transverse to the insertion direction (X).

7. Arrangement according to claim 6, wherein the stop bevel (21) of the locking element (15) faces the holding part (13), wherein the locking element (15) has at least one sliding contour (28, 28a) which is arranged on a side of the locking element (15) facing away from the holding part (13), wherein the at least one sliding contour (28, 28a) is movable along the at least one sliding slope (25, 25a).

8. Arrangement according to one of claims 1 to 7, wherein at least one second sliding bevel (25, 25a) is provided, by means of which the at least one locking element (15) can be moved in a direction opposite to the insertion direction (X) when the holding part (13) is inserted into the fastening device (6), preferably wherein the provided sliding bevels (25, 25a) run substantially parallel to one another.

9. Arrangement according to one of claims 1 to 8, wherein the fastening device (6) has at least one base body (6a) inserted into the drawer side wall (2), preferably wherein the at least one base body (6a) - is made essentially entirely of plastic, and / or - is inserted into the drawer side wall (2) in a form-fitting manner, and / or - is at least partially honeycomb-shaped, and / or - has at least one groove (22) for receiving an edge of a drawer bottom (4), and / or - has at least one projection (26a, 26b, 26c) which prevents the locking element (15) from falling out sideways from the base body (6a).

10. Arrangement according to one of claims 1 to 9, wherein the Drawer side wall (2) has an end face (7) which can be placed against the drawer front panel (3), wherein the at least one sliding bevel (25, 25a) encloses an angle (o) between 5° and 25°, preferably between 8° and 20°, relative to the end face (7) of the drawer side wall (2).

11. Arrangement according to one of claims 1 to 10, wherein the at least one holding part (13) - has at least one holding section (20) which, in a held state of the holding part (13), is at least partially received in the fastening device (6) of the drawer side wall (2), and / or - is made essentially entirely of plastic, and / or - has at least one holding section (20) which is arranged in a mounted within a notch (23) of the locking element (15), and / or - at least one pre-assembled screw (14), preferably at least two pre-assembled screws (14), for fastening to the drawer front panel (3).

12. Arrangement according to one of claims 1 to 11, characterized in that the at least one holding part (13) is arranged or can be arranged on a holding device (16a, 16b) for holding a, preferably substantially cuboid-shaped, decorative panel (18) of the drawer front panel (3), wherein the at least one holding device (16a, 16b) is designed to receive an end region of the decorative panel (18).

13. Arrangement according to one of claims 1 to 12, characterized in that a lateral adjustment device (19) is provided, by means of which a position of the holding part (13) can be adjusted in a direction transverse to the insertion direction (X), preferably wherein the lateral adjustment device (19) has at least one rotatable adjustment wheel (19a), preferably made of metal.

14. Drawer (1) with at least one arrangement according to one of claims 1 to 13.

15. Drawer (1) according to claim 14, characterized in that the drawer (1) is mounted displaceably relative to a furniture carcass via at least one drawer pull-out guide (9), wherein the at least one drawer pull-out guide (9) comprises a carcass rail (10) to be fastened to the furniture carcass and at least one relative to the The body rail (10) has a pull-out rail (11) which is movably mounted and is to be fastened to the drawer (1).