Abstract: A device for moving sliding doors may include a rectilinear guide mountable along the width of an opening reclosable by means of a door, a first bogie slidably movable along the rectilinear guide and connected to a connecting element solidly securable to the door, an auxiliary bogie connected to said connecting element, mounted on the first bogie and free to run along a direction substantially perpendicular to the rectilinear guide, an auxiliary guide in which is engaged the auxiliary bogie, a second bogie slidably movable along the rectilinear guide. The device may include a rotatable arm pivoting on the second bogie and having an end hinged to the connecting element. The rotatable arm is movable between a first position, in which it lies substantially aligned with the rectilinear guide, and a second position, in which it lies substantially perpendicular to the rectilinear guide.

Abstract: The present invention relates to a mechanism for a sliding-type glass pane, of those formed by a top guide profile, placed against the wall and provided with a rib on which a rolling element moves; a bottom guide; a suspension device and top retaining stops, in which the suspension device has a larger outer plate and two smaller inner plates, which define a space between them in which the rolling element is housed and in which the top retaining stops are provided with respective horizontal flats so as to retain the cylinders.

Abstract: A linear drive arrangement for a sliding door includes a guide track, a stator arrangement which is fixed with respect to the guide track, a guide carriage to which a door leaf can be fixed for movement parallel to the guide track, and a plurality of permanent magnets fixed to the carriage so that the carriage can be suspended by magnetic forces between the stator and the magnets. A pair of supporting rollers support the carriage on the guide track when the carriage is not fully suspended by the magnetic forces, particularly at the beginning and end of movement of the carriage.

Abstract: A sliding door with reversible hand configurations can include a plurality of mounting locations along a top and a bottom edge thereof. The plurality of mounting locations can be configured to allow the sliding door to selectively hang and operate according to multiple orientations in order to satisfy site-specific handedness requirements. In one implementation, the sliding door includes a door frame and mounting hardware for selectively mounting the sliding door to a roller track affixed near the upper portion of a doorway.

Abstract: A sliding door structure comprises at least one door or plate (12), and a substantially horizontally arranged track device (13). The track device (13) includes a stationary track part (14) and at least one door carrier (16) for carrying the door. The door carrier is supported by the stationary track part (14) at one or more supporting points and displaceable horizontally in relation to said track part between first and second opposite positions. The door (12) is connected to the track device (13) such that the center of gravity of the door or plate (12) is spaced horizontally from the adjacent supporting point by a distance being a substantial fraction of the width of the door or plate (12). Thus, the door (12) is supported by the carrier (16) in a cantilever-like manner and the length of the track (13) may be reduced to a value substantially corresponding to the width of the door opening (11).

Abstract: A lower portion of a slide door of a windshield for a weighing apparatus is located in a guide groove of the main body of the windshield, along which guide groove the slide door opens and closes. A protrusion is protruded in a lower portion of the slide door and the protrusion engages an upper face of a frame in which the guide groove is formed. The protrusion supports weight of the slide door, and is slid on the upper face of the frame while the slide door does not come into contact with a bottom surface of the guide groove, thereby opening and closing the slide door.

Abstract: A sliding door with reversible hand configurations can include a plurality of mounting locations along a top and a bottom edge thereof. The plurality of mounting locations can be configured to allow the sliding door to selectively hang and operate according to multiple orientations in order to satisfy site-specific handedness requirements. In one implementation, the sliding door includes a door frame and mounting hardware for selectively mounting the sliding door to a roller track affixed near the upper portion of a doorway.

Abstract: A drapery holder releasably engages a header jamb of a window. A vertical front wall and back wall are disposed in parallel relation to one another and are interconnected to one another by a horizontal bottom wall. Co-planar horizontal flanges are formed integrally with the front wall and the back wall and extend toward one another. Respective inboard ends of the horizontal flanges are spaced apart from one another to capture drapery carriers that are slideable along the extent of the horizontal flanges under the control of a drapery control apparatus. A channel is formed by the horizontal bottom wall and respective upper ends of the front and back walls and a plurality of magnets is positioned within the channel. Each magnet magnetically engages ferrous materials that form a part of the header jamb so that the drapery holder is releasably secured to the header jamb by a magnetic field.

Abstract: A carriage for fitting a suspendable door on a rail is described. The carriage includes a housing and at least one running roller disposed on the housing. The running roller is positioned to engage the rail. An installation plate is included that is adapted to be connected to the suspendable door. A suspension bolt is connected between the housing and the installation plate. A portion of the suspension bolt engages a bearing disposed at one end of either the housing or the installation plate. The bearing permits at least angular displacement if the suspension bolt with respect to either the housing or the installation plate.

Abstract: A sliding door system 11 can include a sealing mechanism 40 such that, when a door panel 10, 10a is slid to a closed configuration 100, one ore more seal elements 42 are extended to form a seal between the door panel 10, 10a and it surroundings at the bottom, top and/or sides of the door to reduce or prevent infiltration of gases or liquids such as air or water. Manual or motor driven movement of the door panel 10, 10a can automatically move an actuation mechanism 50, 50a to extend the seals around the door. The sealing member 40 can include weather stripping, brush or another seal element 42 that is extended into sealing contact with a floor 6 or other surface. Multiple door panels 10, 10a including the sealing system can be arranged to form a door panel system 11.

Abstract: A synchronized actuation system for sliding doors, of the type of those formed, in which the pulling grip (1) and the free grip (2) have flanges (12) and the belt (4) and free (2) and pulling (1) grips are joined by a connecting shoe (3). With this configuration it is possible to carry out assembly and maintenance operations vertically and therefore in situ.

Abstract: A sliding panel track system has a headrail with traversing rails therein, the traversing rails having open-ended channels with downwardly facing slots. Panels for the system are attached to hangers, including different hangers for different types of panels. The hangers are readily and easily inserted into and withdrawn from the channels and slots via the open ends thereof.

Abstract: A runner 5 including a striker 51 in a lower portion; a catcher 6 corresponding to the striker 51 and engaging a movable body 1 in a reference position R; and an urging device 7 storing an urging force when the catcher 6 is in the reference position R, are provided. The catcher 6 in the reference position R captures the striker 51 of the runner 5 stopped and engaged with a rail 2 in a self-propelling start position SA of the movable body 1, and upon this capture, an engagement between the catcher 6 and the movable body 1 is released. At the same time, due to a backward movement of the movable body 1 from the stop position SA, the catcher 6 is positioned in the reference position R again, and releases the striker 51 of the runner 5. An engagement between the runner 5 and the rail 2 is subsequently released.

Abstract: A livestock trailer with sliding safety door having a trailer with a two section sliding door mounted at the rear and hung from a slidable rail assembly at the top and retained by a guide at the bottom wherein the guides are steel reinforced. The sliding safety door, being secured at top and bottom, facilitates the loading and unloading of livestock by minimizing injuries sustained from kicking the door and eliminating injuries sustained when utilizing prior art swinging door type livestock trailers. The sliding door mechanism further eliminates the need to reposition the trailer while docking to a loading ramp so as to provide clearance to operate the door.

Abstract: A wall panel system includes a sliding wall panel assembly that includes a pivot lock for converting the wall panel assembly between a sliding configuration and a pivoting configuration. The pivot lock includes a first lock member that is configured to selectively prevent translation of the wall panel assembly along a track and a second lock member that is configured to selectively prevent pivoting of at least a portion of the wall panel assembly relative to the track.

Abstract: A door opening and closing device for a slide door, which can be horizontally open and close the slide door by application of a light load and which can be constructed and maintained at low costs. The door opening and closing device has a transmission mechanism for converting through a lever (31) the amount of settlement of a tread plate (21) placed on floor surfaces at positions in front and back of the slide door (12), into a predetermined displacement amount. The tread plate (21) is weight-wise balanced such that the transmission mechanism and settlement of the tread plate due to the weight of an adjustment weight (W) causes the tread plate (21) to float through the lever (31). Up-down movement of the long transmission member (32) presses a drive rotation body (42) to an open door rail (41), and a component force of the pressing force allows the slide door (12) to be opened by application of a light load.

Abstract: A header assembly for a movable partition includes an overhead track and a header pan. The header pan is configured to extend from the overhead track to an adjoining structure. The header pan, the overhead track, or a combination of both may form a fire-resistant barrier extending from a wall of the adjoining structure to an opposing wall of the adjoining structure. Movable partition systems may include header assemblies. Methods of forming header assemblies include positioning a header pan proximate to an overhead track and extending the header pan between a first wall and a second wall to at least substantially occlude a section of space therebetween. Methods of installing a movable partition include securing an overhead track to an overhead support structure, securing a retainer clip to an adjoining structure, extending a header pan from the overhead track to the retainer clip, and suspending a partition from the track.

Abstract: This top hung door assembly (10) for a merchandiser includes a pair of doors 12, 14 each having an upper frame member (20) including a metal reinforcing member (22). An upper track member (16) is provided including depending flange members (36) and (38) each having a roller mounting portion (48). A pair of spaced wheel assemblies (60) is provided including a bracket (50) having a lower portion (54) connected to the upper door frame and an upper portion (52) carrying a pair of rollers (60) received by the roller mounting portion (46). The upper track member (16) includes associate track members (46) having spaced notches (49) to facilitate mounting the doors. Also the flange members have flexible tips (44) facilitating the sealing and mounting of the doors.

Abstract: A retainer for aircraft hangar doors in which vertical movement of doors is adjustably limited to allow sufficient movement to permit door removal from their supporting tracks or to prevent such undesirable displacement during high wind conditions as experienced during hurricanes and tornadoes or violent earth motions during earthquakes. The retainer in its retaining position does not obstruct normal opening and closing of the doors and is economical to manufacture and install.

Abstract: A horizontally sliding door includes a resilient retention system that helps hold a door panel tightly against its seals when the door is closed, and resiliently releases the door panel when an external force displaces the panel beyond its normal path of travel. If the door panel is displaced off its normal path, the resilience of the retention system or simply opening and closing the door automatically returns the panel back to normal operation. The resilient retention system can be installed off the floor, so the system avoids creating a tripping hazard and avoids being damaged by nearby vehicles.

Abstract: The invention relates to a device for supporting a displaceable separation element (3), in particular a sliding door. Said device comprises a carriage (1), which is guided in a rail (2), equipped with a carriage body (10) and mechanically mounted in the rail (2) by means of rollers (8) or at least one sliding element (11; 110). The rail comprises a central part (2?) and two lateral parts (2?), which are equipped with opposing rail feet (21) that mechanically support the carriage (1). According to the invention, the carriage body (10) is provided with at least one hard magnetic magnet (12, 120), which exerts a force on at least one of the rail magnets (22, 22?, 22?, 220, 2200) that is connected to the rail (2), said force acting in opposition, preferably in an axially parallel manner, to the gravitational force exerted by the separation element (3) on the carriage (1).

Abstract: A double sliding door arrangement cooperating with a double-wide door opening formed in an upright wall. A top header beam extends across and defines the upper extremity of the door opening. A pre-tensioning arrangement mounted on and extending lengthwise of the top header beam causes the header beam to be deflected upwardly into a shallow bowed shape. A support track is fixed to and extends lengthwise of the header beam and horizontally for predetermined distances along and rigidly fixed to the wall adjacent right and left sides of the door opening. Right and left slab doors are supported on and vertically suspended downwardly from said track in sidewardly co-planar relationship, and are movable along said track between closed and open positions. The doors in the closed position vertically load and downwardly deflect the header beam, whereby the initial upwardly bowed shape minimizes outward swinging between opposed inner edges of the doors when in the closed position.

Abstract: A sliding track for sliding doors includes a sliding door track and a glass fixed panel track which have an inverted U-shape cross section with an opening facing downward. The sliding door track has a left and a right inner wall that have a pair of guiding tracks formed thereon to allow a plurality pairs of rollers which are hinged on a hanging track which is fastened to a sliding door on a lower side to roll thereon in a straddle manner. The sliding door track further has a pair of first wedge troughs on the upper left and upper right corners, and a pair of second wedge troughs on a lower side. The first and second wedge troughs are coupled with the glass fixed panel track. The sliding door track and the glass fixed panel track may also be coupled with an ornamental plate on the top. The glass fixed panel track may further be coupled with a sealing plate on the bottom.

Abstract: A pocket door mounting system allows a pocket door to be easily leveled or adjusted after installation in a door opening. The system is installed in a level position in the area of a structural header. At each end of the system is a standard bracket or brackets which attach to vertical framing members on either side of the door opening. At one end of the system is an adjustment assembly having a vertically oriented adjustment screw. Raising or lowering the adjustment screw adjusts the pitch of the system relative to the door opening.

Abstract: An assembly for coupling a sliding door to a track is disclosed generally comprising a support member, which has a channel in which an upper portion of the panel is disposed, that is connected to an engagement device, such as a wheel, adapted to engage the track. The engagement device is fastened to the support member at a point adjacent to the upper portion of panel in order to minimize the vertical space required. In some embodiments, the panel has a gap in the upper portion, and the engagement device is fastened to the support member via a fastener that extends through the support member and the gap in the panel. In certain embodiments, the support member is a shoe with first and second sidewalls. In some of these embodiments, the fastener extends through the engagement device and into the first sidewall adjacent the panel.

Abstract: The present invention is a pair of sliding louvered doors consisting of first and second louvered doors. Each of the louvered doors has a frame consisting of a pair of vertical stiles, each stile having a front face and a rear face and a plurality of louvers mounted between the stiles. The doors are mounted to an elongated head member having two parallel support tracks, each louvered door being suspended on a different track such that the first louvered door is mounted parallel to and in front of the second louvered door. The two louvered doors are separated from each other by a distance such that the rear face of the stiles of the first door faces the front face of the stiles of the second door. The louvers of the first door are mounted to the stiles of the first door such that a portion of the louvers extend beyond the front face of the stiles and the louvers do not extend substantially beyond the rear face of the stiles.

Abstract: A panel or door suspension system used to hang sliding panels or doors. The panel members are hung by an upper bearing assembly with bearings on each side of the longitudinal axis of the panel thereby allowing the weight of the door to bear wholly on the upper bearings and to act centrally and downwardly between the bearings thereby preventing a moment on the bearings. A wedge member attached to the upper portion of the panel allows for vertical adjustment of the panel relative to the bearings and the door frame. A sill assembly beneath the panel allows for stable sliding operation of the panel member, provides for debris drainage and facilitates servicing of the members comprising the sill assembly.

Abstract: A suspension wheel apparatus for glass doors includes a suspension wheel set, a wheel seat and a bridging element. The bridging element is screwed on a clamping fixture to hold a glass door and has an arched round head held by the wheel seat to form an arched surface contact. Thus the bridging element can be directed to an upright position without skewing forwards, rearwards, leftwards or rightwards. The wheel seat has a conical orifice to increase the swinging room of the bridging element. Therefore, the glass door can be moved smoothly and steadily for opening or closing in close contact with a track, and adjustment can be made accurately and securely.

Abstract: A modular rail system for suspending sliding doors, including at least one rail profile having a top side arranged for being fixed against a horizontal wall part, a bottom side having a rail portion for carrying suspension wheels of a sliding door, a first lateral side arranged for being fixed against a vertical wall part, and an open second lateral side. On both opposite lateral sides the rail profile includes recesses having substantially the same shape for engaging complementary spacer elements. A sliding door system including a rail system, at least one sliding door with suspension wheels and at least one repositionable braking/stopping element having a stop for defining an extreme position of the sliding door and a releasable fixing element for fixing the braking/stopping element in the rail system. The fixing element is spaced a predetermined distance from the stop, chosen for maintaining user accessibility to the fixing element while the stop is located in a user inaccessible position.

Abstract: A sealing system connects a panel to a frame and includes an anchor and a pair of opposing docking collars. The anchor extends from the frame or panel, and the opposing docking collars are disposed within a guide portion in the other of the frame or panel. The sealing system has an unlocked configuration and a locked configuration. In the unlocked configuration, the panel moves relative to the frame along a plane substantially parallel to a longitudinal axis of the anchor. In the locked configuration, the anchor is positioned between the docking collars, and the anchor is engaged by the docking collars to prevent movement of the panel relative to the frame along the plane.

Abstract: A combined sealing system for connecting a panel to a frame includes a first sealing system and a second sealing system. The first sealing system connects a first surface of the panel to a first surface of the frame, and the second sealing system connects a second surface of the panel to a second surface of the frame. The combined sealing system has an unlocked configuration and a locked configuration. In the unlocked configuration, the panel moves relative to the frame along a plane substantially parallel to a longitudinal axis of the first or second surfaces of the frame. In the locked configuration, each of the first and second sealing systems separately prevent movement of the panel relative to the frame along the plane.

Abstract: A closing system for moving a sealing system between an unlocked configuration and a locked configuration includes first and second inner control members and first and second outer control members. The sealing system connects a panel to a frame and includes an anchor disposed between first and second opposing docking collars. The first and second inner control members are respectively connected to the first and second docking collars, and the first and second outer control members are respectively disposed proximate to the first and second inner control members.

Abstract: Sliding doors, e.g., for pieces of furniture, particularly of the kind with two shutters and reduced height, having coplanar closing and opening by overlapping of the shutters. Support and translation of each shutter is provided by a respective clamp placed on the edge of the outer side, the clamp being linked to a pair of little carriages that can slide transversally with respect to the same shutter, because they are supported and guided by a respective carriage, which in turn can slide longitudinally along the edge of an opening, the respective carriage being led by a rail and control tracks, and engaged by a loose roller that constrains the respective carriage into a couple of longitudinal cams or grooves.

Abstract: A roller assembly for a frameless sliding glass door has a bracket, a roller and at least one fastening device. The bracket is attached to the frameless sliding glass door and a track and has at least one elongated hole, an adjustment hole and a set screw. The at least one elongated hole is formed through the bracket near the lower end. The adjustment hole is formed through the lower edge of the bracket and communicates with the elongated hole in the lower end of the bracket. The set screw is threaded and corresponds with the adjustment hole. The roller is rotatable connected to the rear surface of the bracket in the upper end and mounted on the track. The fastening device is connected to the bracket and the frameless sliding glass door through the elongated hole and the corresponding through hole.

Abstract: A modular slide gate is movable along a hanger assembly of a cantilever slide gate system between an open position where access through a secured perimeter is permitted and a closed position where access through a secured perimeter is obstructed. The modular slide gate can include a top member, a bottom member, and a plurality of cross-members extending between and connected to the bottom member and the at least one wall of the frame member. The top member can include a frame member and a track member. The frame member can include at least one wall. The track member can be configured and dimensioned to receive the hanger assembly and can include at least one wall that extends continuously from and is homogenous with the at least one wall of the frame member.

Abstract: The invention relates to a device for operating an optionally rotatable and parkable divider element which may be displaced in a linear and/or curved manner, fixed to at least two running gears, provided with support rollers which run in a running track, of which at least the first running gear is provided with a drive shaft arranged in a direction perpendicular to the running direction thereof, by means of which a drive wheel may be rotated which engages in a toothed element arranged along an inner wall of the running track. According to the invention, the first running gear is provided with an electric motor, arranged between the support rollers, the motor shaft of which is fixed to the drive shaft.

Abstract: A sliding glass door has a pair of rollers mounted adjacent the upper corners, which rollers are cantilevered rearwardly and cooperate with a horizontally elongate L-shaped support track which spans horizontally across the door opening and across an adjacent upright wall panel to enable the door to move into an opened position wherein it overlies the adjacent wall panel. The height of the roller-track arrangement and of the structure defining such arrangement, as it extends across the upper edge of the door opening and the adjacent wall panel, is minimized to provide improved aesthetics.

Abstract: A number of elongated and preferably extruded periphery pieces are described that have essentially the same shape in cross-section. Each piece has a first channel behind a second channel. The first half of the window may slide in the first channel, and the second channel is to receive a second half of the window which may be fixed. A number of elongated and preferably extruded glazing frame pieces are used each having a glazing channel on one side and a section on an opposite side to be fitted into one of the periphery pieces. The glazing frame pieces also have essentially the same shape in cross-section. A number of glazing stop pieces, each of which is to be secured to a respective one of the glazing frame pieces, are provided. These glazing stop pieces also have essentially the same shape in cross-section. Other embodiments are also described and claimed.

Abstract: A sliding door mounting assembly for slidably mounting a door panel to an overhead track. The sliding door mounting assembly includes a hanging bracket member and an anti-derailing pin. The hanging bracket member is securable to the door panel, slidably engageable with the track, and has a channel extending therethrough. The anti-derailing pin has an outer surface with at least one tooth protruding outwardly therefrom, is insertable in the channel and is configurable in an anti-derailing position where at least one of the teeth is engaged with the hanging bracket member and a leading end of the anti-derailing pin abuts the track, preventing the hanging bracket member having the door panel secured thereto from derailing from the track.

Abstract: A sliding door is secured to one side of a wall or partition panel having a door opening, and includes a trolley that is held in a track located above the door opening. The wheels or rollers of the trolley move along the track when the door is moved to a closed position until the roller contacts a wedge or ramp associated with the track. The wedge urges the roller inwardly toward the wall or partition panel, such that when the door is in the fully closed position, the trolley is positioned inwardly on the track to move the upper area of the door into engagement with the wall or partition panel. The lower end of the door includes a channel within which is positioned a follower attached to a swing arm, which simultaneously draws the lower end of the door into engagement with the wall or panel.

Abstract: A door with a sliding door leaf has guides that are arranged in the region of an edge of the door leaf. The guides include a belt so aligned that it extends by the belt length thereof longitudinally of the guide surface for the door leaf in the direction of sliding of the door leaf. When the door leaf is sliding, the belt runs with the door leaf in such a manner that a portion of the belt bears against the guide surface when the door leaf is open, closed and sliding and thereby guides the door leaf.

Abstract: The invention relates to an assembly of the type that comprises a guiding slide (36) consisting of a groove (40) having an inner wall which defines longitudinal guiding and/or rolling channels for complementary elements (92) borne by a guiding and/or rolling carriage (34) which is connected to a sub-assembly. The invention is characterised in that the inner wall of the groove (40) comprises at least one longitudinal electrical strip conductor (180) with which electrical contact means (190) can co-operate, said electrical contact means being borne by the guiding carriage (34) and being electrically connected to at least one associated electrical and/or electronic component of the sub-assembly. The invention can be used to guide an upper cross beam supporting a transverse element that is used to divide the internal space of an aircraft cabin.

Abstract: A door adjusting mechanism enables adjusting a position of a door moving in a track. The adjusting mechanism includes a truck member secured to the door and having moving structure engageable with the track. A connector connects the truck member to the door and includes cam structure for adjusting a position of the door relative to the truck member, thereby adjusting a position of the door relative to the track. In one arrangement, the truck member supports an adjuster bolt, and a connector includes an offset aperture that fits over the adjuster bolt. A nut is engageable with the adjuster bolt to secure the connector to the truck member. A position of the door in the track is adjusted by simply rotating the connector.

Abstract: A sliding door includes a track having a longitudinal channel to slidably receive a carrier, a door panel secured to the carrier, a bracket attached to one end portion of the track and having a pathway and a pulley, and a recovering device having a cable. The cable has one end secured to the track, and a middle portion slidably engaged through the pathway of the bracket, and the other end secured to the carrier. The door panel and the carrier are movable along the track, and the cable is engageable around the pulley of the bracket, to bias and to force the door panel and the carrier backward toward the one end portion of the track when the door panel is released. One or more spring members may be engaged in the cable.

Abstract: A door assembly for an elevator having a cab having a cab entry, the elevator having an elevator shaft having upper and lower shaft entries, the assembly incorporating first, second, and third ladder frames having a plurality of roller carrying rungs and bolt and spacer sleeves spanning between the ladder frames' rungs, each ladder frame having proximal and distal ends, the first ladder frame overlying and extending outwardly from the elevator's cab entry, the second ladder frame overlying and extending inwardly from the elevator's upper entry, and the third ladder frame overlying and extending inwardly from the elevator's lower entry; the door assembly incorporating first, second, and third pluralities of rollable trolleys mounted upon the first, second, and third ladder frames' pluralities of roller carrying rungs; and the door assembly incorporating first, second, and third pluralities of door panels, suspending from the first, second, and third pluralities of rollable trolleys.

Abstract: A sliding door structure comprises at least one door or plate (12), and a substantially horizontally arranged track device (13). The track device (13) includes a stationary track part (14) and at least one door carrier (16) for carrying the door. The door carrier is supported by the stationary track part (14) at one or more supporting points and displaceable horizontally in relation to said track part between first and second opposite positions. The door (12) is connected to the track device (13) such that the centre of gravity of the door or plate (12) is spaced horizontally from the adjacent supporting point by a distance being a substantial fraction of the width of the door or plate (12). Thus, the door (12) is supported by the carrier (16) in a cantilever-like manner and the length of the track (13) may be reduced to a value substantially corresponding to the width of the door opening (11).

Abstract: A sliding door for selectively opening and closing an opening. The door comprises a first guide track defining a first linear guide path and a second guide track defining a second linear guide path. The second guide track is spaced from the first guide track. The door further comprises a door panel having a top edge, a bottom edge, a leading edge and a trailing edge. The door panel is adapted to translate laterally relative to the opening between a closed position and an open position. A first portion of the door panel is attached to the first guide track and a second portion of the door panel is attached to the second guide track. The door moves vertically as the door is translated from the open position to the closed position as rollers engage recesses positioned on the first and second guide tracks.

Abstract: A device for the synchronized actuation of sliding doors, provided for two sliding doors moving indistinctly in the same plane or in two planes forming any angle, consisting of two pairs of cogwheels (8-8?) and (9-9?) between which there is arranged, inside of each pair, an also cog belt (10-10?), a connection part (13-13?) fixed to the corresponding suspension grip (6-6?) of the respective sliding door being joined to each one of these belts. Joined to the two neighboring cogwheels (9-9?) there are respective cogwheels (18-18?) of a larger diameter, directly meshing with one another, to synchronously transmit motion from one cog belt (10-10?) to the other, cogwheels (18-18?) which are kept joined by means of parts (20) bridging their shafts (19-19?) and maintaining the drive transmission both when the doors are coplanar and when they form any angle.

Abstract: A device for forming a displaceable wall structure, comprising one or more building elements each provided with a first and a second arrangement for suspension of the building element from a support unit and for substantially horizontal movement of the building element forward and backward along the support unit. The first and the second suspension arrangements, when cooperating with the support unit, are arranged spaced from each other along the extension of the building element parallel to said substantially horizontal movement direction, and the building element includes another element for pivoting the building element about a substantially vertical pivot axis.

Abstract: A sliding door includes a frame comprising an elongated header member having a topwall, a backwall, an intermediate wall and a bottom wall. The bottom wall and intermediate wall are engageable with sliding door panel support rollers and the bottom wall and intermediate wall are interconnected by a separate support member to distribute door panel loads between such walls. A movable cover is attached to the header member by a hinge part including spaced apart flanges and projections co-operable with projections on the header member to support the cover in open and closed positions. The door operator is supported in the header member by a single angle-shaped frame member supporting a power supply, a controller and a door operator motor. An adjustable torsion bar assembly supports the door panel against sagging.