Abstract: The invention pertains to a hanger for guiding an element suspended from a rail so that the element can be moved back and forth. To create a hanger which forms a compact and visually attractive unit and which occupies the least possible amount of space without sacrificing the ability to serve various applications and to perform different functions, the hanger has an essentially flat, elongated shape with a middle section between two opposite end area, where the end areas are rounded.

Abstract: The invention relates to a sliding element, which is suspended and guided on a running track by means of roller carriers or gliding elements, using running track retainers that are connected to a substructure and engage with the underside of the running track. The invention also relates to an anti-removal device, which comprises a locking elements that can be pressed elastically against the running track and that yields when crossed by a running track retainer.

Abstract: A sliding door assembly is disclosed for use in an environment where both sides of the door are useable. The door assembly includes at least one bottom roller mechanism fitted into a lower portion of a bottom rail. The bottom roller mechanism is adjustable and concealed within the bottom rail. The door assembly further includes at least one top roller mechanism fitted into an upper portion of a top rail. The top roller mechanism is concealed in the top rail.

Abstract: A door suspension assembly includes a ferromagnetic flat plate horizontally extending from a support rail adapted to be attached to a door frame above a doorway or entrance portal. Two supporting blocks each have an opening in which a cylindrical bearing with an axial hole is located. The supporting blocks are attached to a door panel. Connectors extend downwardly from the flat plate and support a tube that extends through the holes in the bearings. A magnet array is supported by an upper plate attached to upper ends of the supporting blocks with a small magnetic gap between the magnet array and the flat plate such that the magnet array generates a magnetic force lifting the supporting blocks and the door panel. A primary of a linear motor is attached to the upper plate between the supporting blocks and cooperates with a secondary located in the interior of the tube to move the door panel relative to the flat plate.

Abstract: An electric arc engine welder includes a housing having a cavity therein. An opening is defined by the housing and is connected to the cavity. A track member is mounted to the housing adjacent the opening. The track member defines at least one slot along a longitudinal extent thereof. Two hooks are connected to a door and are received in the at least one slot for removably mounting the door to the housing. The two hooks are spaced apart from one another a first distance. Two notches are defined in the track member and are connected to the at least one slot. The two notches are spaced apart from one another a second distance that is different than a first distance. The notches allow the door to be removed from the housing.

Abstract: A side sliding door apparatus for an electric railcar includes a side sliding door suspended from a horizontal door rail with a C-shape cross-section. The side sliding door is capable of moving freely via a door roller, and a gap is formed between the door roller and a ceiling of the door rail. A guide roller with a smaller diameter than that of the door roller is provided adjacent to the door roller. A gap between the guide roller and the ceiling of the door rail is set to be smaller than that between the door roller and the ceiling of the door rail. Preferably, a gap adjusting mechanism is provided for adjusting the gap between the guide roller and the ceiling of the door rail.

Abstract: A sliding element system with at least one sliding element (2), at least one supporting element (4) extending in a displacement direction, and with at least one sliding element fitting (6,8) displaceable along the supporting element (4) and holding the sliding element (2). The sliding element (2) is formed at least partially of a transparent material and includes at least two transparent conducting current paths (10,12) which invisibly supply power to a power consumer (14) such as an illumination device, of the sliding element (2), and the transparent conducting current paths (10,12) are adapted to be supplied with power via the at least one sliding element fitting (6, 8).

Abstract: A selectively positionable covering arrangement comprises a slotted track member mounted to a vertical wall and extending across the top of an opening in the wall, at least first and second cover members one of which is mounted to the track and relatively laterally slidable between a first position wherein the cover members are coplanar with one another and in parallel juxtaposed covering relation with a respective first and second closure members of the opening and into a second position wherein the cover members are in spaced parallel juxtaposed relation with one another and juxtaposed with one of the closure members whereby to uncover the other of the closure members.

Abstract: Movable wall that comprises a plurality of panels, each panel of which is mounted by means of at least one suspension device having a guide roller from a runner rail so that it can move in the runner rail, which runner rail comprises at least one running surface on which the runner rollers lie. The at least one suspension device comprises lateral guidance means for the suspension device or parts thereof, by which the runner rollers are held in the running surface in the direction of movement. The runner rail has at least one junction at which the suspension device of the panel is steered in a predetermined manner into a direction of movement on the running surface, whereby the truck has only one carrier roller and one guidance roller, and that the guide roller actuates a junction in the form of a switchable switch which has a pivoting running surface for the carrier roller.

Abstract: A side sliding door apparatus for an electric railcar includes a side sliding door suspended from a horizontal door rail with a C-shape cross-section. The side sliding door is capable of moving freely via a door roller, and a gap is formed between the door roller and a ceiling of the door rail. A guide roller with a smaller diameter than that of the door roller is provided adjacent to the door roller. A gap between the guide roller and the ceiling of the door rail is set to be smaller than that between the door roller and the ceiling of the door rail. Preferably, a gap adjusting mechanism is provided for adjusting the gap between the guide roller and the ceiling of the door rail.

Abstract: A door operator having a door hanger comprising a pair of double trolley assemblies disposed for linear movement within a hanger rail, wherein each trolley assembly further comprises two rollers mounted substantially opposite one another and engaging roller cavities within said hanger rail. Said door hanger is integrated with the drive system or is mounted independently of the drive system for replacement of the door hanger of the prior art or in new application requiring such independency between the door hanger and drive system.

Abstract: The device according to the invention has the purpose of connecting a first component (5) to a second component (12) in a positively locking but detachable fashion, and for sealing a joint region between the first component (5) and a third component (4) which is fixedly connected to the second component (12).

Abstract: An adjustable pulley assembly includes a fixing plate securely mounted on top of an upper frame of a suspended door, an adjusting seat mounted to the fixing plate, a pulley seat securely attached to the adjusting seat to move therewith, a pulley attached to the pulley seat, and an adjusting bolt. An axle is extended through the pulley, a screw hole in the pulley seat, and a vertical slot in the adjusting seat, and a nut is engaged on a distal end of the axle. An adjusting bolt is extended through a hole in a top plate of the pulley seat and a screw hole in a top plate of the adjusting seat. A distance between the top plate of the pulley seat and the top plate of the adjusting seat is changed when the adjusting bolt is turned.

Abstract: The invention is a sliding door assembly for an H-frame rack system. The H-frame rack system includes a plurality of substantially vertical posts, and a plurality of substantially horizontal beams connected to these vertical posts. Merchandise-carrying shelves are supported by the horizontal beams. The sliding door assembly includes at least one sliding door. Rollers are secured to the sliding door or doors for facilitating lateral movement of the sliding doors along the H-frame rack system. Channels secured to at least one of the horizontal beams are positioned above the sliding doors. The rollers are guided within these channels.

Abstract: In a sliding element system with at least one sliding element (2), at least one supporting element (4) extending in displacement direction, and with at least one sliding element fitting (6,8) displaceable along the supporting element (4) and holding the sliding element (2), it is provided that the sliding element (2) consists at least partially of transparent material and comprises at least two transparent conducting current paths (10,12) in the transparent part, which invisibly supply a power consumer (14) on or in the sliding element (2) with power, and that the transparent current paths (10,12) of the transparent part of the sliding element (2) are adapted to be supplied with power via the at least one sliding element fitting (6,8).

Abstract: A door suspension system includes a rail support attachable to a crosspiece of a door and having a part shaped as a rigid substantially flat plate that supports a rail. A pair of brackets, each having a connector, are attached to support block having an opening in which the rail is partially received. The connectors have a substantially C-profile embracing the flat plate and the rail. A support strip is attached to the connectors and is provided with a connection device for suspending the door of an elevator. A magnetic way is attached to the plate and an elongated primary of a linear motor is attached to the strip in such a manner that the attraction force between the magnetic way and the primary cancels at least partially the weight of the door. The door suspension system further includes a bearing of substantially cylindrical shape with an axial recess. The bearing is mounted in the opening of the support block to guide the rail.

Abstract: A housing for an automatic door operator comprising a header section, a closing section and a terminal section. The header section includes two legs and a connecting leg which connects the two legs to one another. One of the two legs includes an end portion having a projection with a circular cross-section and an undercut. The closing section includes another projection with a circular cross-section and an indentation at one end and the terminal section at the other end. The closing section is removably attached to the header section through the engagement of the projection of the closing section with the undercut and the engagement of the projection of the one of the two legs and the indentation. The housing serves to house mechanical and electrotechnical components for the automatic the door operator.

Abstract: This invention relates to a covering arrangement for selectively covering and uncovering first and second closure members of an opening such as defined by a window, doorway and the like; in particular, the invention is related to a selectively positionable covering arrangement comprising at least first and second cover members that are relatively laterally slidable between a first position wherein the cover members are coplanar with one another and in juxtaposed covering relation with a respective of the closure members and a second position wherein the cover members are in parallel juxtaposed relation with one another and with one of the cover members whereby to uncover the other of the cover members.

Abstract: A sliding glass door system includes a conventional sliding glass door, fixed glass door, and a sliding screen door in combination with a sliding glass door display case. All are mounted on the outside wall of a house to slide parallel to each other in the manner of conventional sliding glass door systems. The sliding glass door display case has a frame commensurate in size to the frame of the sliding glass door and has a dish-shaped body which extends outwardly in cantilever fashion from its frame. Shelves are provided within the body in order to display items placed on them through the sliding glass door and/or the fixed glass door. The sliding glass door display case is especially suited for use as a personal sliding glass door greenhouse.

Abstract: A housing for a movable partition system, which housing is used to house mechanical, electrical and electronic components of the movable partition system. The housing has a one-piece, C-shaped transom profile. The housing further has a support leg which defines a cavity in the interior of the housing. The support leg is designed to maximize stability and torsional stiffness of the housing and to maximize available space in the interior of the housing to house components of the movable partition system.

Abstract: An analytical balance includes a balance housing having a base area and back structure, a balance scale, and a wind guard encircling the balance scale. The wind guard includes a base surface formed by the base area, a back wall formed by the back structure, a fixed front pane, movable side panes, and a movable upper sliding door. The side panes and the upper sliding door can be opened or closed manually or by motor. The fixed front pane has no frame and is fastened to the base area. The side panes are guided on the base area and are secured on the back structure, to prevent tilting. The upper sliding door is guided by at least one sliding guide on the back structure. This configuration provides an open view of the goods being weighed that is essentially unobstructed from all sides, as well as ready access thereto.

Abstract: A device for supporting and guiding the movement, in both a longitudinal direction and a lateral direction, of a sliding panel in a frame structure by using guide tracks and vertically adjustable guide castors. The vertical position of the sliding panel is adjustable with the aid of a bogie-based carrying wheel mechanism. A locking mechanism with a specially designed striking plate assists longitudinal and sideways movement of the sliding panel into a locking position for locking of the sliding panel.

Abstract: A guide device for a folding door consisting of a carriage which is displaceably guided at a web part of a section rail and which surrounds the web part with rollers or slides. So that the guide device can easily be put into its longitudinally displaceable connection with the web part of the section rail from the side, the rear roller disposed behind the web part relative to the door is supported at an arm which is in pivoted connection with the carriage and which can be pivoted between an assembly position where it is pivoted out and a position of use where it is pivoted in, in which the rear roller contacts or almost contacts the front side of the web part.

Abstract: A top guide is disclosed for mounting an upper portion of a door panel assembly with respect to track. The top guide includes an integrally molded plastic mounting structure having connecting portions constructed and arranged to enable the mounting structure to be connected to a door panel assembly. The mounting structure also includes first and second roller mounting portions. First and second rollers are mounted for rotation on the first and second roller mounting portions. The first roller mounting portion is formed on a portion of the integrally molded plastic mounting structure which is resiliently biased to enable the first roller mounted thereon to be in biased engagement with one of the track surfaces when the top guide is mounted with respect to the track.

Abstract: A housing for an automatic door operator comprising a header section, a closing section and a terminal section. The header section includes two legs and a connecting leg which connects the two legs to one another. One of the two legs includes an end portion having a ball projection and an undercut. The closing section includes a ball projection and an indentation at one end and the terminal section at the other end. The closing section is removably attached to the header section through the engagement of the ball projection of the closing section with the undercut and the engagement of the ball projection of the one of the two legs and the indentation. The housing serves to house mechanical and electrotechnical components for the automatic door operator.

Abstract: The sliding door is secured by a locking mechanism in a closed position wherein the sliding panel is held against a frame. When the locking mechanism is released, the weight of the sliding door causes the panel to move away from the frame while tilting the wheels in which the sliding panel slides into tilted positions. The panel is then free to roll along guide rails on the tilted wheels. When in the closed position, seals on the movable panel seal against the frame. During travel of the panel, the seals are in spaced relation to the frame.

Abstract: The suspension device which serves to connect a door element (2) to a running mechanism (6) guided in a rail (4) has a securing means (30) which can be connected to the door element (2), and a connecting screw (10) which is provided with a screw head (11) and a shank (12-15), can be fitted into the securing means (30) and screwed into a threaded drill-hole (9) provided in the running mechanism (6). The securing means (30) has two wing elements (32a, 32b) which can be connected to the door element (2) and which are connected by a central piece (33) which is provided with a recess (34) and is bent upward relative to the wing elements (32a, 32b) in such a manner that, after the securing means (30) is installed, the screw head (11) can be guided through under the central piece (33), so that the shank (12-15) can be introduced into the recess (34), which is adjoined by a collar (35) serving to hold the screw head (11).

Abstract: A guidance assembly (28) guides a door (22) to a cabinet (10) while it is moved between an open position, in which access to an interior chamber is provided through an opening (16) in the cabinet, and a closed position, in which the door covers the opening. The guidance assembly includes two pivotable support members (90, 92) which are pivotally connected to the door. The pivotable support members each include a roller (110, 112) which rolls along a horizontal rail (80) mounted to an exterior wall (18) of the cabinet, adjacent an upper end of the opening. A door positioning system (130), comprising upper and lower door positioners (132, 134, 136), maintains a space between the door the cabinet during opening and closing the door. This prevents damage to the door and the exterior wall of the cabinet and to a sealing member (70) disposed between the door and the cabinet.

Abstract: A housing, especially for automatic door operators, with a base section secured to the building, whereby the housing serves to receive mechanical and electrotechnical components for door systems, such as running devices, suspension devices for movable leaves, drive units including power transmissions, couplings, motors, displacement tracking equipment, auxiliary drives, controls/regulations, power packs, sensors, etc. The housing comprises a header section basically built of two legs arranged at an angle of approximately 90° with regard to each other and linked by a connecting leg. The header section is hooked and positively and non-positively connected to the base section via a location that extends at an angle of approximately 45° and is conformed to the connecting leg extending parallel thereto. A closing section joins the header section via a hooked interengagement to which closing section's end is placed a terminal section as well as end caps to be mounted at the header section's fronts.

Abstract: A movable partition with a plurality of wall elements guided by means of rollers so that they can move laterally in a support profile, at least one of which wall elements is realized in the form of a door element that can be actuated by means of a door closer whereby between the door closer and the wall element that serves as the door element there is an automatically coupling and uncoupling slide rail linkage, whereby the door element is automatically held in its displacement position when the movable partition is moved.

Abstract: A movable wall panel system with panels that automatically plumb to account for slope or rotation of the overhead track. The system includes a cross beam within an interior volume of the wall panel that is connected to at least one trolley movable along the overhead track. The cross beam is pivotally connected to the frame of the wall panel such that the panel can pivot relative to the cross beam, for example within the plane of the panel width. At least one biasing member, such as a compression spring, is located between the frame and the cross beam to resist pivoting motion. In a preferred embodiment, a pendant of each trolley is provided with a pivot surface that engages an underside of the cross beam in weight supporting relationship. The pivot surface and the cross beam underside are complementarily structured and arranged to permit pivoting about the pivot surface of the cross beam and the connected wall panel frame, such as in a direction generally perpendicular to the panel width.

Abstract: A door system for an enclosure such as a shower enclosure, including sliding doors suspended from hanging brackets which are attached to rails mounted to an opening of the enclosure. The hanging brackets include rollers which roll along the rails enabling the doors to slide with respect to the rails. The hanging brackets include anti-derailer clips snap fitted onto the brackets after the doors are hung from the rails to prevent the doors from being removed from the rails . The clips each have flexible catches at their top and bottom, as well as projections on a side to align their position with respect to the brackets.

Abstract: A hanger assembly for a sliding screen door comprises a horizontally mounted track that fits within a standard door header and roller assembly, preferably one roller assembly per side of the screen door. Each roller assembly comprises at least a roller, and preferably two per roller assembly, and a holder that connects the roller(s) to the screen door. The holder includes a connecting bar portion that attaches to the roller(s) and a generally U shaped bracket portion that extends downwardly from the connecting bar portion, whereby the screen door is positioned and held snugly within the U shaped portion. A side of the bracket U shaped portion includes a slot for vertically and/or horizontally adjusting the screen by positioning of attachment means through the slot such as a screw.

Abstract: The invention provides a wheel or roller assembly for a patio door or the like comprising a carriage having two parallel spaced side plates and a pair of grooved wheels mounted within the carriage that provide for the self adjustment of the roller wheels as while the wheels are adjusted. Also, while the roller wheels are being adjusted, the assembly provides an enhancement that will prevent the wheels from rocking out of level orientation in the full wheels up position.

Abstract: A door support and drive mechanism for a door can be mounted either over or in a door opening in a transit vehicle or other structure. The mechanism includes a tube which has a longitudinal slot. The mechanism also has mounts attached to the tube for mounting the mechanism to the structure over the door opening, so that the tube is substantially horizontal and the slot is along a lower portion of the tube. The mechanism includes at least one door hanger which has an upper portion movably disposed within the tube and a depending portion passing through the slot, the depending portion being for attachment to the door. The mechanism has a drive nut attached to the door hanger. A drive screw is positioned in the tube, engaging a threaded inner portion of the drive nut. The drive screw is connectable to a rotary power device to be rotated thereby. Rotation of the drive screw causes longitudinal movement of the drive nut and the hanger to which the drive nut is attached, so that the door is moved longitudinally.

Abstract: A system for installing a pair of separate door guiding tracks in a predetermined parallel relation below and to an overhead structure of a door opening comprising applying a series of track spacing members to a pair of separate tracks while the tracks are disposed in predetermined parallel relation at longitudinally spaced positions along the tracks so as to retain the tracks in predetermined parallel relation, fixedly securing the tracks while retained in predetermined parallel relation by a series of spacing members below and to the overhead structure of the door opening, and moving each track spacing member downwardly with respect to the pair of tracks after installation to remove the series of track spacing members from the tracks.

Abstract: A sliding panel system having panels sliding along at least one slide rail arrangement and movable partition system having a rail, and a rail for a carriage for a movable partition, and a method for use of a movable partition system having a rail, and a partition wall system having a drive mechanism, and a housing, in particular for drive systems of automatic and horizontally movable elements. The housing is used in particular to hold mechanical, electrical and electronic components, and has been simplified from the point of view of manufacturing and installation, and the torsional rigidity has been increased. The housing consists of a C-shaped transom profile which can be closed by means of a closing profile to realize a housing interior, and on which a support leg is realized in one piece, thereby forming a cavity.

Abstract: A sliding door arrangement for use on a box car, the box car having a main body and an opening on one side of the body. The sliding door arrangement comprises a rail system on the body at the opening, the rail system has a top rail and a bottom rail horizontally orientated and located at a top side and a bottom side respectively of the opening, a housing defining the door which is arranged to close upon the opening, a rail assembly coupled to the housing and connected to the rail system at a top side and a bottom side of the housing respectively such that the housing is slidably moved in a generally horizontal direction on the rail system for opening and closing the opening, a rigid frame within the housing for providing structure to the housing and a securing mechanism which is arranged to pull the door inward towards the opening for engagement thereon.

Abstract: A clamping device for panel elements (3) portable along a top and bottom guide rail (1, 2), the elements being fitted with a guide (4, 5) mounted on the top and bottom edge of an element, the guide rails (1, 2) being provided with a pivoting point for the element (3), at which the element (3) is pivotable relative to a pivot spindle (6) constituted by a guide (4) on the top edge of the element and a guide (5) on the bottom edge of the element, at least one of the guides (4, 5), which constitute the pivot spindle (6), being adapted to set in a clamped position in the guide rail (1, 2) as the element (3) is pivoted relative to said pivot spindle (6). The guide (4) is adapted to clamp in place includes a locking member (7) with a circular-segment shapped cross section, adapted to be non-rotatable relative to the element (3) and having a straight portion (8) which is aligned essentially in parallel with the guide rails (1, 2) as the element (3) travels along the guide rails.

Abstract: A running mechanism assembly includes a profile element (5) whose hollow space (10) with the guide groove (9) is laid bare by a recess (15), which makes possible the perpendicular insertion of the running mechanism (19). The running mechanism (19) is locked within the guide grove (9) by displacement within the latter.

Abstract: A hinged connection between a removable housing closure and a stationary housing part, wherein a terminal configuration of the housing closure has a convex molding, with a web that is contiguous with the molding and which web has a tapering cross section. Adjacent to the web there is an indentation, in which a convex molding that is on the stationary housing part and is offset at an angle of 90 degrees from a projecting leg and is connected to the projecting leg by a contiguous web that has a tapering cross section is engaged. The housing closure can thereby be pivoted with respect to the stationary housing part and re-engaged with it. Additionally, when the housing is closed, no parts project either inside or outside in the vicinity of the housing closure and the stationary housing part.

Abstract: In a sliding wall (10) comprising a plural number of individually slidable wall elements (13), with each of the wall elements (13) at its upper edge near the ceiling being delimited by a horizontally aligned support profile (12), and being laterally slidable along a common track (11) arranged above the support profile (12) by means of at least one running gear (14, 30) attached to the support profile; with each wall element (13) comprising its own drive (17) with an electrically operated drive motor (27), said drive (17) being attached to the wall element (13) and interacting with the track (11) by way of drive means (24, 25), a compact construction and at the same time flexible application are achieved in that the drive motor (27) is arranged within the support profile (12).

Abstract: A door assembly which includes a door frame defining an opening and a door. The door includes a first rectangular panel which is rotatably mounted to the door frame and moveable between an open and a closed position. A second panel is connected to and rotatable with the first panel and is disposed generally parallel to, or co-planar with the first panel and moveable thereto in plane of the panels so as to be moveable between a retracted position where the second panel is generally laterally adjacent to the first panel, to an extended position where the second panel is spaced from the first panel in the direction of the plane of the panels. The door assembly is operative to cover the opening defined by the door frame by movement of the first panel from its open to its closed position and movement of the second panel from its retracted to its extended position.

Abstract: This invention relates to an improved sliding entrance door assembly for an elevator and to the method of installing the assembly. In one embodiment, the elevator sliding entrance door assembly comprises, viewed from the hallway, a sill, a left vertical post having a top portion, a right vertical post having a top portion and positioned parallel to the left post, a header formed with an open notch connected to the left and right posts, a door frame consisting of a strike jamb, head jamb and return jamb attached to the header, one post and sill. An elevator door track is attached to the header. The assembly also includes a sliding elevator door having rolling means to rollingly suspend the door from the track, the door being adjustable after being suspended through the opening formed in the header. In addition, the slide sill having a groove therein which defines a lower track for the door extends between the left post and the right post.

Abstract: An accordion shutter system comprising a plurality of continuously extruded, substantially rectangular accordion shutter blades having opposing vertical sides wherein one vertical side of each the shutter blade consists of a male end and the opposite vertical side of each the shutter blade consists of a female end such that the male end of adjacent the shutter blades interlocks with the female end of the shutter blade therein forming a triple interlocking hinge; means for laterally deploying and stacking the accordion shutter system; means for connecting the shutter blades to each other when the accordion shutter system is fully deployed; and means for connecting the shutter blades to a horizontal or vertical surface.

Abstract: A suspension system for sliding doors with a height and inclination adjusting mechanism has a mechanism support (1), a short screw (2), a long screw (2a), two cylinders (3, 3a) with a threaded bore which extends perpendicularly to their longitudinal axes, a spring steel plate (4) for limiting the longitudinal displacement of the screws (2, 2a), a metal plate (5) for clamping the mechanism support (1) in the section (6) of the door, a pin (7) for centering the mechanism support (1) in the section of the door, a screw (8) for the centering pin (7) and a screw (9) for connecting the mechanism support (1) to the wheel support (10). The mechanism support (1) fits into the recessed part of the section (6) of the door and is connected to the wheel support (10) by the connecting screw (9).

Abstract: A runner or guide rail for a running mechanism for suspension-mounted dividing walls or partitions. The runner or guide rail is configured as a box-shaped hollow section comprising two U-shaped sections with their U-limbs pointing towards each other. A part of the runner or guide rail is detachable in order to create an inspection opening. This detachable part of the runner rail comprises a web of a U-section and a corresponding U-limb, said U-limb delimiting the guiding slot which a supporting member fits through.

Abstract: The movable partition system has a plurality of movable partition elements placed on a horizontal rail. Each of at least two of the movable partition elements has its own electric motor. Each electric motor has a current collector connected to it which passes along at least two conductor rails which are part of the electrical circuit when the electric motor is moved. These rails are connected via lines to a control unit which controls the power supply and the operation. One conductor rail is connected with a single line. On the other hand, at least one other conductor rail has a plurality of lines which lead to electrical connections or taps which are isolated from one another by insulators. This isolation permits the control unit to control the individual flow of current to each separate tap. This makes it possible to individually control and position the individual movable partition elements.

Abstract: A drive gear for a guide rail with a partition wall or similar device in a hanging bearing from the drive gear, whereby the drive gear has a carrying roller and two guiding rollers. The guiding rollers have a truncated vertical section and approach with their casing surface as close as possible to the carrying roller's casing surface while still maintaining a minor gap. The guiding rollers are supported in guiding roller receivers in a way that the gap between the guide rail, passing above the carrying roller and the guiding rollers, and the carrying roller and the guiding rollers respectively is approximately identical.

Abstract: Device for connecting a displaceable element, especially a glass, metal or wooden panel to a guiding device that is guided in a rail. The device includes first and second fixing members which each contain outer panels and fitting, elements which can be interconnected by an axle. The fitting elements are inserted into a cutout section on the edge of the displaceable element and interconnected. The fitting elements encompass a connection screw which can be connected to the guide device, the connection screw having a screw shaft with a screw head, a locking element and a thread. The fitting element of the first fixing member has a channel for receiving the screw shaft, the channel having channel walls, a trough for receiving the screw head and a cavity for receiving the securing element. The locking element can be stopped by a stop screw. The fitting element of the second fixing member has a recess for receiving the channel walls and an opening through which the screw head can be accessed.