Transition arrangement and methods for connecting and disconnecting two rails with such transition arrangement

Abstract

A transition arrangement for being connected to an associated rail arrangement and for allowing transferring of an associated element moving on the rail arrangement, said transition arrangement comprising: a first housing, said first housing comprising: a first locking arrangement, said first locking arrangement comprising: a first safety stop component, preferably an elongated element, a first protruding portion, said protruding portion being connected to the first safety stop component, a second housing, said second housing comprising: a second locking arrangement, said second locking arrangement comprising: a second safety stop component, preferably an elongated element, a safety member for being arranged between the first and second housing, said safety member comprising: a fixed portion, being fixed to the second housing or being an integrated part of the second housing, a movable portion, being connected to the second safety stop component. Furthermore, there are methods for connecting and disconnecting two rails with such transferring arrangement.

Description

[0001] A TRANSITION ARRANGEMENT AND RAIL TRANSITION SYSTEM

[0002] FIELD OF THE INVENTION

[0003] The present invention relates to a transition arrangement for being connected to an associated rail arrangement and for allowing transferring of an associated element moving on the rail arrangement, said transition arrangement comprising: a first housing, said first housing comprising: a first locking arrangement, said first locking arrangement comprising: a first safety stop component, preferably an elongated element, a first protruding portion, said protruding portion being connected to the first safety stop component, a second housing, said second housing comprising: a second locking arrangement, said second locking arrangement comprising: a second safety stop component, preferably an elongated element, a safety member for being arranged between the first and second housing, said safety member comprising: a fixed portion, being fixed to the second housing or being an integrated part of the second housing, a movable portion, being connected to the second safety stop component.

[0004] Furthermore, the invention relates to a method for connecting two rails with a transferring arrangement and a method for disconnecting two rails with a transferring arrangement.

[0005] BACKGROUND OF THE INVENTION

[0006] Within the area of transition arrangements, numerous solutions of arrangements for connecting two rails, are available.

[0007] However, the transition arrangements available have unacceptable safety measures.

[0008] Hence, an improved arrangement, preferably a more safe and secure and more efficient and reliable arrangement would be advantageous, and further a resistant, mechanical strong, economically, sustainable system with longevity would be advantageous.

[0009] OBJECT OF THE INVENTION

[0010] It is an object of the present invention to provide an alternative to the prior art.

[0011] In particular, it may be seen as an object of the present invention to provide a system that solves the above mentioned problems.

[0012] DESCRIPTION OF THE INVENTION

[0013] Thus, the above described object and several other objects are intended to be obtained in a first aspect of the invention by providing a transition arrangement (100) for being connected to an associated rail arrangement and for allowing transferring of an associated element moving on the rail arrangement, said transition arrangement comprising: a first housing, said first housing comprising: a first locking arrangement, said first locking arrangement comprising: a first safety stop component, preferably an elongated element, a first protruding portion, said protruding portion being connected to the first safety stop component, a second housing, said second housing comprising: a second locking arrangement, said second locking arrangement comprising: a second safety stop component, preferably an elongated element, a safety member for being arranged between the first and second housing, said safety member comprising: a fixed portion, being fixed to the second housing or being an integrated part of the second housing, a movable portion, being connected to the second safety stop component.

[0014] The invention is particularly, but not exclusively, advantageous for providing a safe arrangement / system for connecting rails, as well as an arrangement / system for connecting rails that is easy and friction-free. In the context of the present invention, an "element moving on the rail" may be understood as a hoist or the like.

[0015] In one embodiment of the invention, the transition arrangement can take at least two positions: an open position, wherein a transition of an associated element is allowed, a locked position, wherein a transition of an associated element is unallowed and blocked by one or more of the first and / or second locking arrangements.

[0016] The embodiment is particularly, but not exclusively, advantageous for providing the possibility of allowing transition, when a transition is desired and can be performed in a safe manner, and also providing the possibility of locking for transition, when a transition would not be safe and secure to perform.

[0017] Within the context of the invention “an open position” being the position, wherein the two rails are correctly and securely connected, and therefore is unblocked and allow transition.

[0018] Within the context of the invention “a locked position” being the position, wherein the two rails are not connected correctly, and therefore blocks for any transition.

[0019] In one embodiment of the invention, the first housing comprises a first cavity, and / or the second housing comprises a second cavity, and / or the fixed portion of the safety member comprises a third cavity, and preferably wherein the first cavity, the second cavity and / or the third cavity are through-going cavities in a horizontal direction, wherein the cavity of the first housing and / or second housing is adapted for inserting at least partly an end of an associated rail for connecting an associated rail to the housing.

[0020] The embodiment is particularly, but not exclusively, advantageous for providing an arrangement to be easily and securely connected to a rail. In the context of the invention “horizontal direction” should be understood as the throughgoing cavity going from a front surface through the housing to the back surface of the housing, and / or

[0021] “horizontal direction” should be understood as the throughgoing cavity going from a front surface through the safety member to the back surface of the safety member.

[0022] In one embodiment of the invention, the first housing comprises a first gap in the bottom surface of the housing, preferably the first gap is provided in continuation of the first cavity, and / or the second housing comprises a second gap in the bottom surface of the housing, preferably the second gap is provided in continuation of the second cavity, and / or the fixed portion of the safety member comprises a third gap in the bottom surface of the fixed portion, preferably the third gap is provided in continuation of the third cavity.

[0023] The embodiment is particularly, but not exclusively, advantageous for providing an arrangement wherein an element moving on the rail also can be moved and transferred through the arrangement.

[0024] In one embodiment of the invention, the first and / or second safety stop component is an elongated element, preferably a pin.

[0025] The embodiment is particularly, but not exclusively, advantageous for proving a component securing that the transferring is stopped, if the rails are not connected correct via the arrangement. The pin is effective and reliable.

[0026] In the context of the invention, a “pin” may be understood as a mandrel, or the like.

[0027] In one embodiment of the invention, the first housing further comprising: a first sliding arrangement adapted for the first locking arrangement to slide in, in at least a vertical direction, preferably said first sliding arrangement being a bearing and / or a bushing, and / or wherein the second housing further comprising: a second sliding arrangement adapted for the second locking arrangement to slide in, in at least a vertical direction, preferably said second sliding arrangement being a bearing and / or a bushing.

[0028] The embodiment is particularly, but not exclusively, advantageous for allowing the vertical movement of the one or more locking arrangement, thereby ensuring the efficiency and the reliability of the arrangement.

[0029] In one embodiment of the invention, when the first safety stop component and / or the second safety stop component can take at least two positions: a blocking position, wherein the safety stop(s) components are adapted to block for transition of the associated element through the housing(s) of the transition arrangement, and an open position, wherein the safety stop(s) components are moved in an upwards direction and adapted to allow transition through the housing(s) of the transition arrangement.

[0030] The embodiment is particularly, but not exclusively, advantageous for providing the possibility of allowing transition, when a transition is desired and can be performed in a safe manner, and also providing the possibility of blocking / locking for transition, when a transition would not be safe a secure to perform.

[0031] In one embodiment of the invention, the first protruding portion comprises: a rounded portion arranged on the protruding end of the protrusion, preferably said rounded portion being enlarged in relation to the rest of the protruding portion.

[0032] The embodiment is particularly, but not exclusively, advantageous for providing an easy and smooth sliding of the protrusion.

[0033] In one embodiment of the invention, the fixed portion of the safety member is adapted to act as a sliding surface for the first protruding portion, preferably of a rounded portion arranged on the protruding end of the first protruding portion, and wherein the sliding surface of the fixed portion is the upper surface of the fixed portion. The embodiment is particularly, but not exclusively, advantageous for providing an easy and smooth sliding of the protrusion.

[0034] In the context of the invention, a “sliding surface” may also be understood as a slope or the like.

[0035] In one embodiment, the sliding surface of the fixed portion has an upwards sliding surface and a downwards.

[0036] The embodiment is particularly, but not exclusively, advantageous for ensuring the sliding of both an upwards sliding direction and a downwards sliding direction.

[0037] The upwards sliding being performed when the arrangement is being unlocked to an open position.

[0038] The downwards direction being performed when the arrangement is being locked to a closed / locked / blocked position.

[0039] In one embodiment of the invention, the fixed portion of the safety member comprises an indentation, said indentation being positioned on the upper surface of the fixed portion, preferably in the center of the upper surface, and preferably, the fixed portion of the safety member is adapted to secure a locking of the first protrusion in at least a horizontal direction, said locking being unlockable, and / or the movable portion of the safety member comprises an indentation, said indentation being positioned on the lower surface of the movable portion, preferably in the center of the lower surface, and preferably the movable portion of the safety member is adapted to secure a locking of the first protrusion in at least a horizontal direction, said locking being unlockable.

[0040] The embodiment is particularly, but not exclusively, advantageous for providing a locking position being safe and secure, while also providing a locking function and unlocking function being easy to perform.

[0041] With the context of the invention, one or more of the following may be occurring: The locking is provided when the protrusion is arranged in the indentation of the fixed and / or the movable portion.

[0042] The locking is obtained by sliding in an upwards direction the protrusion on the inclined surface of the fixed portion.

[0043] The unlocking is provided when the protrusion is moved out from the indentation of the fixed and / or the movable portion.

[0044] The unlocking is obtained by sliding in a downwards direction the protrusion on the inclined surface of the fixed portion.

[0045] The locking and unlocking is thereby provided by a horizontal movement of protruding portion. The horizontal movement is made either from one or both of the rail to be connected.

[0046] The movement of the rail provided the movement of the protrusion.

[0047] In one embodiment of the invention, the first locking arrangement and / or the second locking comprises a spring adapted for providing a downward force to the first and / or second safety stop component.

[0048] The embodiment is particularly, but not exclusively, advantageous for ensuring that the arrangement is always as a standard in a locked position, when a desired unlocking is not performed.

[0049] Within the context of the invention, it may be understood that the locking is performed by the spring forcing the first and / or second arrangements down in a locked position.

[0050] In one embodiment of the invention, the movable portion of the safety member is adapted to act as a sliding surface for a safety protruding portion protruding from the first housing, and wherein the sliding surface of the movable portion is at least partly the upper surface of the movable portion, preferably, wherein the sliding surface is made in two inclining parts of the surface, said two inclining parts are inclining in an upwards direction towards a center axis.

[0051] The embodiment is particularly, but not exclusively, advantageous for ensuring a locked position even if a spring force is not provided. In one embodiment of the invention, the first safety stop component is allowed to move down by the first protruding element sliding on the sliding surface of fixed portion of the safety member.

[0052] The second safety stop component can then preferably by spring force move down to a locked position.

[0053] If the spring force does not suffice to move down the second safety stop component, a protruding safety pin of the first housing will ensure the locking, by sliding on the upper sliding surface of the movable portion of the safety member and force the movable portion in a downward direction, thereby also force the second locking element in a downwards direction.

[0054] Preferably also, by moving the second locking element down, the first housing locking element will be pressed down by the lower slope of the movable portion and ensure both locking elements are forced to a blocking position.

[0055] In one embodiment of the invention, the first housing and / or the second housing are made in at least two parts, a first part and a second part, wherein the second part comprises the locking arrangement, preferably the second part is adapted to be inserted into a corresponding notch of the first part, preferably the first and the second part of the first housing is connected via at least one bolt, preferably two bolts, and preferably one or more bolts are elongated bolts.

[0056] The embodiment is particularly, but not exclusively, advantageous for providing a part being optimal for providing the connection to the rail and the movement on the rail, and a part being optimal for providing the locking function.

[0057] The connection of the two parts with bolt provides a possibility to disconnect the parts and potentially replace one of the parts e.g. if damaged.

[0058] In one embodiment of the invention, the arrangement further comprises: an indicator for indicating a transition is allowed through the arrangement. Preferably, the indication is such as a light when open for transition, or the indication may be green / red for open / locked position.

[0059] In one embodiment of the invention, the transition arrangement is adapted for being attached to a rail arrangement, said rail arrangement comprising at least two rails, and wherein: the first housing is attached to a first rail of the rail arrangement, and the second housing is attached to a second rail of the rail arrangement.

[0060] The embodiment is particularly, but not exclusively, advantageous for being used under optimal condition in an optimal arrangement.

[0061] In a second aspect, the invention further relates to a rail system for transferring an element, said rail system comprising a transition arrangement according to the first aspect, a rail arrangement, comprising at least two rails: a first rail, and a second rail, wherein the first housing of the transition arrangement is attached to the first rail, and wherein the second housing of the transition arrangement is attached to the second rail.

[0062] The second aspect of the invention is particularly, but not exclusively, advantageous for being used under optimal condition in an optimal system.

[0063] In a third aspect, the invention further relates to a method for connecting two rails with a transferring arrangement, wherein said method comprises the steps of: attaching the first housing to a first rail, attaching the second housing to a second rail, moving said two rails towards each other in a horizontal direction, by: moving either one of the rails towards the other rail, or moving both of the rails towards each other, sliding the first protruding portion on a sliding surface of the fixed portion of the safety member, raising the first protruding portion of the first locking arrangement via sliding in an upwards direction said protruding portion on an inclined sliding surface of the fixed portion of the safety member, raising the first locking arrangement, said raising being provided by the first protruding portion being raised, raising the movable portion of the safety member, said raising being provided by the first protruding portion being raised, raising the second locking arrangement, said raising being provided by the movable portion of safety member being raised, locking the first protruding portion by stopping the sliding, when the first protruding portion is arranged in an indentation of the fixed portion of the safety member, preferably the first protruding potion also being arranged in an indentation of the moveable portion of the safety member, wherein the steps of the method can be executed in any order and / or executed simultaneously.

[0064] The third aspect of the invention is particularly, but not exclusively, advantageous for providing a method improving the safety of transferring on a rail system, which often transfer humans / patients.

[0065] Furthermore, improving the efficiency and the reliability of a transfer.

[0066] In a fourth aspect, the invention further relates to a method for disconnecting two rails with a transferring arrangement, wherein said method comprises the steps of: unlocking the first protruding portion by starting a horizontal movement, when the first protruding portion is arranged in an indentation of the fixed portion of the safety member, preferably the first protruding portion also being arranged in an indentation of the moveable portion of the safety member, moving the two rails away from each other in a horizontal direction, by: moving either one of the rails away from the other rail, or moving both of the rails away from each other, sliding the first protruding portion on a sliding surface of the fixed portion of the safety member, lowering the first protruding portion of the first locking arrangement via sliding the protruding portion in a downwards direction on an inclined sliding surface of the fixed portion of the safety member, lowering the first locking arrangement, said lowering being provided by the first protruding portion being lowered, lowering the movable portion of the safety member, said lowering being provided by the first protruding portion being lowered, lowering the second locking arrangement, said lowering being provided by the movable portion of safety member being lowered, wherein the steps of the method can be executed in any order and / or executed simultaneously.

[0067] The fourth aspect of the invention is particularly, but not exclusively, advantageous for providing a method improving the safety of transferring on a rail system, which often transfer humans / patients.

[0068] Furthermore, improving the efficiency and the reliability of a transfer.

[0069] The first, second, third and fourth aspect of the present invention may each be combined with any of the other aspects. These and other aspects of the invention will be apparent from and elucidated with reference to the embodiments described hereinafter.

[0070] Embodiments from the system / product should be seen as applicable to the method, and embodiments from the method should be seen as applicable for the product / sys- tem.

[0071] DESCRIPTION OF THE DRAWING

[0072] Various examples are described hereinafter with reference to the figures. Like reference numerals refer to like elements throughout. Like elements will, thus, not be described in detail with respect to the description of each figure. It should also be noted that the figures are only intended to facilitate the description of the examples. They are not intended as an exhaustive description of the claimed invention or as a limitation on the scope of the claimed invention. In addition, an illustrated example need not have all the aspects or advantages shown. An aspect or an advantage described in conjunction with a particular example is not necessarily limited to that example and can be practiced in any other examples even if not so illustrated, or if not so explicitly described.

[0073] Exemplary embodiments of the invention are described in the figures, whereon:

[0074] Figure 1a illustrates a 3D drawing of a first housing

[0075] Figure 1 b illustrates a 3D drawing of a second housing and safety member

[0076] Figure 2a-b illustrate a 3D drawing of a first housing and a rail Figure 3a-b illustrate a 3D drawing of a second housing and safety member and a rail Figure 4 illustrates a connected first and second housing

[0077] Figure 5a illustrates an exploded view of a first housing

[0078] Figure 5b illustrates an exploded view of a second housing

[0079] Figure 6a-d illustrate in 3D the performance of an additional safety feature

[0080] Figure 7a-f illustrate from the front the performance of an additional safety feature

[0081] DETAILED DESCRIPTION OF THE INVENTION

[0082] Exemplary examples will now be described more fully hereinafter with reference to the accompanying drawings. In this regard, the present examples may have different forms and should not be construed as being limited to the descriptions set forth herein. Accordingly, the examples are merely described below, by referring to the figures, to explain aspects.

[0083] Throughout the specification, when an element is referred to as being “connected” to another element, the element is “directly connected” to the other element, “electrically connected”, “fluidic connected” or “communicatively connected” to the other element with one or more intervening elements interposed there between.

[0084] The terminology used herein is for the purpose of describing particular examples only and is not intended to be limiting. As used herein, the terms “comprises" "comprising" "includes" and / or "including" when used in this specification specify the presence of stated features, integers, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and / or groups thereof.

[0085] Unless otherwise defined, all terms used herein (including technical and scientific terms) have the same meaning as commonly understood by those skilled in the art to which this invention pertains. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined in the present specification. FIG 1a illustrates a 3D drawing of a first housing and FIG 1b illustrates a 3D drawing of a second housing and safety member.

[0086] The FIG 1a and 1b thereby illustrate a transition arrangement 100 for being connected to an associated rail arrangement (not shown) and for allowing transferring of an associated element moving on the rail arrangement, said transition arrangement comprising: a first housing 200, said first housing comprising: a first locking arrangement 250, said first locking arrangement comprising: a first safety stop component 260, preferably an elongated element, a first protruding portion 270, said protruding portion being connected to the first safety stop component 260, a second housing 300, said second housing comprising: a second locking arrangement 350, said second locking arrangement comprising: a second safety stop component 360, preferably an elongated element, a safety member 400 for being arranged between the first housing 200 and second housing 300, said safety member 400 comprising: a fixed portion 410 being an integrated part of the second housing 300, a movable portion 420, being connected to the second safety stop component 360.

[0087] Moreover in FIG. 1a and FIG 1 b, the first housing 200 comprises a first cavity 230, and the second housing 300 comprises a second cavity 330, wherein the first cavity 230, the second cavity 330 are through-going cavities in a horizontal direction, and wherein the cavity 230; 330 of the first housing 200 and / or second housing 300 is adapted for inserting at least partly an end of an associated rail for connecting an associated rail to the housings.

[0088] Also, the first housing 200 comprises a first gap 240 in the bottom surface of the housing, the first gap 240 is provided in continuation of the first cavity 230, and the second housing 300 comprises a second gap 340 in the bottom surface of the housing, the second gap 340 is provided in continuation of the second cavity 330,

[0089] In FIG 1a and 1 b the first safety stop component 260 and second safety stop component 360 is an elongated element, such as a pin.

[0090] The transition arrangement illustrated in FIG 1a and 1 b can take at least two positions: an open position OP (not shown, see FIG 4), wherein a transition of an associated element is allowed, a locked position LP, wherein a transition of an associated element is unallowed and block the first 250 and second locking arrangements 350.

[0091] In FIG. 1 b the fixed portion 410 of the safety member is adapted to act as a sliding surface 460 for the first protruding portion 260, preferably of a rounded portion 270 arranged on the protruding end of the first protruding portion, and wherein the sliding surface 460 of the fixed portion 410 is the upper surface of the fixed portion.

[0092] Furthermore, in FIG. 1a and 1 b: the first locking arrangement 250 and the second locking arrangement 350 comprises a spring 290; 390 adapted for providing a downward force to the first safety stop component 260 and / or second safety stop component 360.

[0093] Additionally, is illustrated in FIG. 1a and 1 b the first housing 200 and / or the second housing 300 being made in at least two parts, a first part 200’; 300’ and a second part 200”; 300”, wherein the second part 200”;300” comprises the locking arrangement 250; 350, the second part is adapted to be inserted into a corresponding notch of the first part, and the first and the second part of the first housing is connected via at least one bolt (B), preferably two bolts, and preferably one or more bolts are elongated bolts.

[0094] FIG 2a-b illustrate a 3D drawing of a first housing and a rail

[0095] In FIG. 2a-b the first protruding portion 270 comprises: a rounded portion 275 arranged on the protruding end of the protruding portion 270, preferably said rounded portion 275 being enlarged in relation to the rest of the protruding portion 270.

[0096] FIG 3a-b illustrate a 3D drawing of a second housing and safety member and a rail, wherein the fixed portion 410 is being fixed to the second housing 300.

[0097] It is illustrated in FIG 3a-b: the fixed portion 410 of the safety member 400 comprises an indentation 470, said indentation 470 being positioned on the upper surface of the fixed portion, in the center of the upper surface, and the fixed portion 410 of the safety member 400 is adapted to secure a locking of the first protruding portion 270 (not shown - See FIG. 2) in at least a horizontal direction, said locking being unlockable, and / or the movable portion 420 of the safety member 400 comprises an indentation 480, said indentation being positioned on the lower surface of the movable portion, in the center of the lower surface, and the movable portion 420 of the safety member 400 is adapted to secure a locking of the first protruding portion 270 in at least a horizontal direction, said locking being unlockable.

[0098] In FIG. 3a-b is illustrated that the fixed portion 410 of the safety member 400 is adapted to act as a sliding surface 460 for the first protruding portion 270, preferably of a rounded portion 270 arranged on the protruding end of the first protruding portion, and wherein the sliding surface 460 of the fixed portion 410 is the upper surface of the fixed portion.

[0099] Moreover in FIG. 3a and FIG 3b, the first housing 200 comprises a first cavity 230, and the second housing 300 comprises a second cavity 330, and the safety member 400 comprises a third cavity 430, wherein the first cavity 230, the second cavity 330 and the third cavity 430 are through- going cavities in a horizontal direction, and wherein the cavity 230; 330; 430 of the first housing 200 and second housing 300 and safety member are adapted for inserting at least partly an end of an associated rail for connecting an associated rail to the housings.

[0100] Also, the first housing 200 comprises a first gap 240 in the bottom surface of the housing, the first gap 240 is provided in continuation of the first cavity 230, and the second housing 300 comprises a second gap 340 in the bottom surface of the housing, the second gap 340 is provided in continuation of the second cavity 330, and the fixed portion 410 of the safety member 400 comprises a third gap 440 in the bottom surface of the fixed portion, preferably the third gap 440 is provided in continuation of the third cavity 430. Moreover, in FIG 3a-b is illustrated a transition arrangement, wherein the transition arrangement is adapted for being attached to a rail arrangement 900, said rail arrangement comprising at least two rails 900, and wherein: the first housing (not shown) is attached to a first rail 910 of the rail arrangement, the second housing 300 is attached to a second rail 920 of the rail arrangement.

[0101] FIG 4 illustrates a connected first 200 and second 300 housing with a safety member 400. The illustrated transition arrangement 100 is in an open position OP, such that an associated element can make a transition from a first rail 910 through the transition arrangement 100 to a second rail 920 in a safety manner.

[0102] The two safety stop components 260; 360 are raised to allow and not block for the transition.

[0103] Moreover, the protruding element 270 is arranged in the two indentations 470; 480 of the fixed portion 410 and the movable portion 420 of the safety member 400.

[0104] FIG 5a illustrates an exploded view of a first housing and FIG 5b illustrates an exploded view of a second housing, wherein the first housing 200 comprises: a first sliding arrangement 280 adapted for the first locking arrangement 250 to slide in, in at least a vertical direction, said first sliding arrangement 280 being a bearing and / or a bushing, and wherein the second housing 300 comprises: a second sliding arrangement 380 adapted for the second locking arrangement 350 to slide in, in at least a vertical direction, said second sliding arrangement 380 being a bearing and / or a bushing.

[0105] Moreover, an exploded view of an overall rail system 600 for transferring an element is illustrated, said rail system comprising: a transition arrangement 100, a rail arrangement 900, comprising at least two rails: a first rail 910 and a second rail 920, wherein the first housing 200 of the transition arrangement is to be attached to the first rail 910, and wherein the second housing 300 of the transition arrangement is to be attached to the second rail 920.

[0106] FIG 6a-d illustrate in 3D the performance of an additional safety feature.

[0107] Therefore, a transition arrangement 100 is illustrated, wherein the movable portion 420 of the safety member 400 is adapted to act as a sliding surface 490 for a safety protruding portion 500 protruding from the first housing 200 (not shown), and wherein the sliding surface 490 of the movable portion 420 is at least partly the upper surface of the movable portion, and wherein the sliding surface 490 is made in two inclining parts 491 ; 492 of the surface 490, said two inclining parts 491 ; 492 are inclining in an upwards direction towards a center axis.

[0108] If the spring force does not suffice to move down the second housing locking arrangement 350, a protruding safety pin 500 of the first housing 200 will ensure the locking, by sliding on the upper sliding surface of the movable portion 410 of the safety member 400 and force the movable portion 410 in a downward direction, thereby also force the second safety stop component 360 in a downwards direction.

[0109] By moving the second safety stop component 360 down, the first housing locking element will be pressed down by the lower part / slope of the movable portion 410 and ensure that both safety stops are forced to a blocking position.

[0110] FIG 7a-f illustrate from the front the performance of an additional safety feature and a method for disconnecting two rails 910;920 with a transferring arrangement 100, wherein said method comprises the steps of: unlocking the first protruding portion 270 by starting a horizontal movement, when the first protruding portion 270 is arranged in an indentation 470 of the fixed portion 410 of the safety member 400, preferably the first protruding potion 270 also being arranged in an indentation 480 of the moveable portion 420 of the safety member 400, moving the two rails 900 away from each other in a horizontal direction, by: moving either one of the rails away from the other rail, or moving both of the rails away from each other, sliding the first protruding portion 270 on a sliding surface 460 of the fixed portion 410 of the safety member 400, lowering the first protruding portion 270 of the first locking arrangement 250 via sliding the protruding portion (270) in a downwards direction on an inclined sliding surface 460 of the fixed portion 410 of the safety member 400, lowering the first locking arrangement 250, said lowering being provided by the first protruding portion 270 being lowered, lowering the movable portion 420 of the safety member 400, said lowering being provided by the first protruding portion 270 being lowered, lowering the second locking arrangement 350, said lowering being provided by the movable portion 420 of safety member 400 being lowered. If seeing the Figures 7 from the opposite direction, thereby from 7f-a, the figures illustrate an overall method for connecting two rails 910; 920 with a transferring arrangement 100, wherein said method comprises the steps of: attaching the first housing 200 to a first rail 910, attaching the second housing 300 to a second rail 920, moving said two rails 910; 920 towards each other in a horizontal direction, by: moving either one of the rails towards the other rail, or moving both of the rails towards each other, sliding the first protruding portion 270 on a sliding surface 460 of the fixed portion 410 of the safety member 400, raising the first protruding portion 270 of the first locking arrangement 250 via sliding in an upwards direction said protruding portion on an inclined sliding surface 460 of the fixed portion 410 of the safety member 400, raising the first locking arrangement 250, said raising being provided by the first protruding portion 270 being raised, raising the movable portion 420 of the safety member 400, said raising being provided by the first protruding portion 270 being raised, raising the second locking arrangement 350, said raising being provided by the movable portion 420 of safety member 400 being raised, locking the first protruding portion 270 by stopping the sliding, when the first protruding portion 270 is arranged in an indentation 470 of the fixed portion 410 of the safety member 400, preferably the first protruding portion 270 also being arranged in an indentation 480 of the moveable portion 420 of the safety member 400.

[0111] Although the present invention has been described in connection with the specified embodiments, it should not be construed as being in any way limited to the presented examples. The scope of the present invention is set out by the accompanying claim set. In the context of the claims, the terms "comprising" or "comprises" do not exclude other possible elements or steps. Also, the mentioning of references such as "a" or "an" etc. should not be construed as excluding a plurality. The use of reference signs in the claims with respect to elements indicated in the figures shall also not be construed as limiting the scope of the invention. Furthermore, individual features mentioned in different claims, may possibly be advantageously combined, and the mentioning of these features in different claims does not exclude that a combination of features is not possible and advantageous. REFERENCE LIST

[0112] Transition arrangement (100)

[0113] First housing (200)

[0114] First part (200’)

[0115] Second part (200”)

[0116] First cavity (230)

[0117] First gap (240)

[0118] First locking arrangement (250)

[0119] First safety stop component (260)

[0120] First protruding portion (270)

[0121] Rounded portion (275)

[0122] First sliding arrangement (280)

[0123] Spring (290)

[0124] Second housing (300),

[0125] First part (300’) and a second part (300”)

[0126] Second cavity (330)

[0127] Second gap (340)

[0128] Second locking arrangement (350)

[0129] Second safety stop component (360)

[0130] Second sliding arrangement (380)

[0131] Spring (390)

[0132] Safety member (400)

[0133] Fixed portion (410)

[0134] Movable portion (420)

[0135] Third cavity (430)

[0136] Third gap (440)

[0137] Sliding surface (460) of fixed portion

[0138] Indentation (470) of the fixed portion

[0139] Indentation (480) of the movable portion

[0140] Sliding surface (490) of movable portion

[0141] Two inclining parts (491 ; 492)

[0142] Safety protruding portion (500)

[0143] Rail arrangement (900) with first rail (910) and second rail (920)

[0144] Bolt (B)

[0145] Open position (OP)

[0146] Locked position (LP)

Claims

CLAIMS1 . A transition arrangement (100) for being connected to an associated rail arrangement (900) and for allowing transferring of an associated element moving on the rail arrangement, said transition arrangement comprising: a first housing (200), said first housing comprising: a first locking arrangement (250), said first locking arrangement comprising: a first safety stop component (260), preferably an elongated element, a first protruding portion (270), said protruding portion being connected to the first safety stop component (260), a second housing (300), said second housing comprising: a second locking arrangement (350), said second locking arrangement comprising: a second safety stop component (360), preferably an elongated element, a safety member (400) for being arranged between the first housing (200) and second housing (300), said safety member (400) comprising: a fixed portion (410), being fixed to the second housing (300) or being an integrated part of the second housing (300), a movable portion (420), being connected to the second safety stop component (360).

2. A transition arrangement (100) according to one or more of the preceding claims, wherein: the first housing (200) comprises a first cavity (230), and / or the second housing (300) comprises a second cavity (330), and / or the fixed portion (410) of the safety member (400) comprises a third cavity (430), and preferably wherein the first cavity (230), the second cavity (330) and / or the third cavity (430) are through-going cavities in a horizontal direction, wherein the cavity (230; 330) of the first housing (200) and / or second housing (300) is adapted for inserting at least partly an end of an associated rail (900) for connecting an associated rail to the housing(s).

3. A transition arrangement (100) according to one or more of the preceding claims, wherein: the first housing (200) comprises a first gap (240) in the bottom surface of the housing, preferably the first gap (240) is provided in continuation of the first cavity (230), and / or the second housing (300) comprises a second gap (340) in the bottom surface of the housing, preferably the second gap (340) is provided in continuation of the second cavity (330), and / or the fixed portion (410) of the safety member (400) comprises a third gap (440) in the bottom surface of the fixed portion, preferably the third gap (440) is provided in continuation of the third cavity (430).

4. A transition arrangement (100) according to one or more of the preceding claims, wherein said first safety stop component (260) and / or second safety stop component (360) is an elongated element, preferably a pin.

5. A transition arrangement (100) according to one or more of the preceding claims, wherein the first housing (200) further comprising: a first sliding arrangement (280) adapted for the first locking arrangement (250) to slide in, in at least a vertical direction, preferably said first sliding arrangement (280) being a bearing and / or a bushing, and / or wherein the second housing (300) further comprising: a second sliding arrangement (380) adapted for the second locking arrangement (350) to slide in, in at least a vertical direction, preferably said second sliding arrangement (380) being a bearing and / or a bushing.

6. A transition arrangement (100) according to one or more of the preceding claims, wherein the first safety stop component (260) and / or the second safety stop component (360) can take at least two positions: a blocking position (LP), wherein the safety stop(s) components (260; 360) are adapted to block for transition of the associated element through the housing(s) (200; 300) of the transition arrangement, andan open position (OP), wherein the safety stop(s) components (260; 360) are moved in an upwards direction and adapted to allow transition through the housing^) (200; 300) of the transition arrangement.

7. A transition arrangement (100) according to one or more of the preceding claims, wherein the first protruding portion (270) comprises: a rounded portion (275) arranged on the protruding end of the protruding portion (270), preferably said rounded portion (275) being enlarged in relation to the rest of the protruding portion (270).

8. A transition arrangement (100) according to one or more of the preceding claims, wherein the fixed portion (410) of the safety member is adapted to act as a sliding surface (460) for the first protruding portion (270), preferably of a rounded portion (275) arranged on the protruding end of the first protruding portion, and wherein the sliding surface (460) of the fixed portion (410) is the upper surface of the fixed portion.

9. A transition arrangement (100) according to one or more of the preceding claims, wherein: the fixed portion (410) of the safety member (400) comprises an indentation (470), said indentation (470) being positioned on the upper surface of the fixed portion, preferably in the center of the upper surface, and preferably, the fixed portion (410) of the safety member (400) is adapted to secure a locking of the first protruding portion (270) in at least a horizontal direction, , and / or the movable portion (420) of the safety member (400) comprises an indentation (480), said indentation being positioned on the lower surface of the movable portion, preferably in the center of the lower surface, and preferably the movable portion (420) of the safety member (400) is adapted to secure a locking the first protruding portion (260) in at least a horizontal direction, said locking being unlockable.

10. A transition arrangement (100) according to one or more of the preceding claims, wherein: the first locking arrangement (250) and / or the second locking arrangement (350) comprises a spring (290; 390) adapted for providing a downward force to the first safety stop component (260) and / or second safety stop component (360).

11. A transition arrangement (100) according to one or more of the preceding claims, wherein the movable portion (420) of the safety member (400) is adapted to act as a sliding surface (490) for a safety protruding portion (500) protruding from the first housing (200), and wherein the sliding surface (490) of the movable portion (420) is at least partly the upper surface of the movable portion, preferably, wherein the sliding surface (490) is made in two inclining parts (491 ; 492) of the surface (490), said two inclining parts (491 ; 492) are inclining in an upwards direction towards a center axis.

12. A transition arrangement (100) according to one or more of the preceding claims, wherein the first housing (200) and / or the second housing (300) are made in at least two parts, a first part (200’; 300’) and a second part (200”; 300”)), wherein the second part (200”) comprises the locking arrangement (250; 350), preferably the second part is adapted to be inserted into a corresponding notch of the first part, preferably the first and the second part of the first housing is connected via at least one bolt (B), preferably two bolts, and preferably one or more bolts are elongated bolts.

13. A rail system for transferring an element, said rail system comprising a transition arrangement (100) according to one or more of claim 1-13, a rail arrangement (900), comprising at least two rails: a first rail (910), and a second rail (920), wherein the first housing (200) of the transition arrangement is attached to the first rail, and wherein the second housing (300) of the transition arrangement is attached to the second rail.

14. A method for connecting two rails (900) with a transferring arrangement (100) according to one or more of claim 1-12 and / or in a rail system according to claim 13, wherein said method comprises the steps of: attaching the first housing (200) to a first rail (910), attaching the second housing (300) to a second rail (920), moving said two rails (900) towards each other in a horizontal direction, by: moving either one of the rails towards the other rail, ormoving both of the rails towards each other, sliding the first protruding portion (270) on a sliding surface (460) of the fixed portion (410) of the safety member (400), raising the first protruding portion (270) of the first locking arrangement (250) via sliding in an upwards direction said protruding portion on an inclined sliding surface (460) of the fixed portion (410) of the safety member (400), raising the first locking arrangement (250), said raising being provided by the first protruding portion (270) being raised, raising the movable portion (420) of the safety member (400), said raising being provided by the first protruding portion (270) being raised, raising the second locking arrangement (350), said raising being provided by the movable portion (420) of safety member (400) being raised, locking the first protruding portion (270) by stopping the sliding, when the first protruding portion (270) is arranged in an indentation (470) of the fixed portion (410) of the safety member (400), preferably the first protruding portion (270) also being arranged in an indentation (480) of the moveable portion (420) of the safety member (400), wherein the steps of the method can be executed in any order and / or executed simultaneously.

15. A method for disconnecting two rails (900) with a transferring arrangement (100) according to one or more of claim 1-12 and / or in a rail system according to claim 13, wherein said method comprises the steps of: unlocking the first protruding portion (270) by starting a horizontal movement, when the first protruding portion (270) is arranged in an indentation (470) of the fixed portion (410) of the safety member (400), preferably the first protruding portion (270) also being arranged in an indentation (480) of the moveable portion (420) of the safety member (400), moving the two rails (900) away from each other in a horizontal direction, by: moving either one of the rails away from the other rail, or moving both of the rails away from each other, sliding the first protruding portion (270) on a sliding surface (460) of the fixed portion (410) of the safety member (400), lowering the first protruding portion (270) of the first locking arrangement (250) via sliding the protruding portion (270) in a downwards direction on an inclined sliding surface (460) of the fixed portion (410) of the safety member (400),lowering the first locking arrangement (250), said lowering being provided by the first protruding portion (270) being lowered, lowering the movable portion (420) of the safety member (400), said lowering being provided by the first protruding portion (270) being lowered, lowering the second locking arrangement (350), said lowering being provided by the movable portion (420) of safety member (400) being lowered, wherein the steps of the method can be executed in any order and / or executed simultaneously.

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