Abstract: The elevator door panel is formed of a composite material based on reinforcement fibres embedded in a polymer matrix material, the reinforcement fibres being arranged in the polymer matrix material so that the elevator door panel is stiff in a vertical plane, but can be bent to a curve around a vertical corner.

Abstract: A system and method for estimating a number of bags used in a purchase is disclosed. A method can comprise receiving a transmission indicating an intention by a consumer to purchase an item. Information about the item is retrieved from a database. The information about the item is associated with the consumer in a transaction. The number of bags used for the transaction is estimated. The estimation can be created using the weight and volume of a transaction. The estimation can also take into consideration the fragility, crushability, temperature-sensitivity, or cross-contamination possibility of the item. The estimated number of bags is forwarded to a mobile device. The estimated number of bags is used to determine the likelihood of unpurchased items being taken by the consumer. Other embodiments are also disclosed herein.

Abstract: The invention provides a flexible folding door adopted to be attached to an existing door jamb comprising a plurality of mini slats. A subplurality of mini slats are bounded on a forward end by a clip to establish a non-folding bound panel segment of the door. A second subplurality of mini slats establish the folding panel seam segments of the door. There is a dual caster assembly and a plurality of single caster assemblies attached to the top of the folding door. The caster assembly consists of at least two low friction wheels mounted on a U-shaped frame having depending legs, each depending leg having a low friction sleeve, the distal portion of each leg is attached perpendicularly to a ring. A stem is adapted to be seated through the ring and through an aperture in the clip and the top of the stem has a cap that overhangs the ring. A retaining pin secures the stem within the ring and thereby attaches the assembly to the clip and the folding door.

Abstract: The multipanel sliding door comprises at least two panels which are supported for travel in substantially parallel planes along runners, and is characterized in that a rack and wheelwork arrangement is provided for the movement of the door panels.

Abstract: Movable partition systems include a vertical alignment structure including at least one roller element coupled to a portion of a movable partition and a ramp configured to abut against the at least one roller element to vertically align the portion of the movable partition to engage with a strike plate. Methods of vertically aligning the movable partition include coupling at least one vertical alignment structure to the movable partition including coupling at least one structural frame member to the movable partition and coupling the at least one roller element to the at least one structural frame member and installing at least one ramp to an overhead structure configured to abut the at least one roller element and vertically align a leading end of the movable partition.

Abstract: A vane assembly of a vertical window covering includes a vane carrier and a vane hung thereon. The vane carrier has front wall and a rear wall with top ends connected to form a clip slot therebetween, and a hook on the rear wall in the clip slot. The hook has a slot and a slot bottom. The vane has a bore to engage the hook of the vane carrier. The slot bottom of the hook has a curved surface complementary to at least a portion of an edge of the bore to avoid damage of the vane.

Abstract: A protective barrier, the protective barrier comprising: a substantially elongated beam; a beam support for supporting the beam and allowing longitudinal movements of the beam relative thereto; and a protective element mounted to the beam and configurable between a protective element extended configuration and a protective element retracted configuration, wherein the protective element extends along a larger portion of the beam in the protective element extended configuration than in the protective element retracted configuration.

Abstract: A moveable and demountable wall panel system for defining an office space with a plurality of wall panels disposable in a substantially upright manner between a floor and a ceiling each having respectively a series of uppermost and lowermost deviations. The system includes at least one prefabricated frameless panel, the top edge of each panel being provided with a ceiling track configured for being removably insertable into a corresponding ceiling rail. The system also includes a bottom floor channel associated with each corresponding panel and being configured for operatively resting against the floor opposite to the ceiling rail. The system also includes first and second height adjustment assemblies associated with each panel and insertable into a corresponding bottom floor channel.

Abstract: A wall panel of a moveable and demountable frameless wall panel system that is secured between a floor of a room and a ceiling rail secured to a ceiling of the room. The wall panel includes a frameless panel, an upper clamp assembly, a ceiling track configured to be removably inserted into the ceiling rail, a lower clamp assembly, a first height adjustment mechanism secured to the lower clamp assembly, a second height adjustment mechanism, and a bottom floor channel receiving the first height and second height adjustment mechanisms.

Abstract: A covering device such as a protective guard or screen, in particular for machine tools, has a link apron with a plurality of links connected to one another in an articulated manner and sliding elements arranged on the links at the end. The link apron is guided by means of the sliding elements on at least one guide element, the at least one guide element having at least one linear guide portion and at least one curved guide portion with a radius R of curvature. For lateral support of the link apron in the region of the at least one curved guide portion, at least one support unit is provided, which has a plurality of support rolls, which are rotatably mounted and rest against the link apron. The support rolls in each case have a roll radius r, which is smaller than the radius R of curvature. The robustness and the service life of the covering device is increased by the at least one support unit.

Abstract: A ceiling track system including a guiding rail, in which at least one wall element is received and an encasing element that is affixed to the guiding rail. A long leg extends in a vertical joining direction and has a latching geometry, into which a latching hook can be latched such that the encasing element is affixed to the guiding rail in a self-retaining manner. The long leg has a web with a projection. The guiding rail has a groove into which the projection engages for the purpose of self-retaining the encasing element. Adjacent to the groove the guiding rail has a screw reception into which a screw element is screwable by which a clamping action is achieved. The screw reception is at an angle with regard to the vertical joining direction.

Abstract: Implementations of the present invention relate to devices, systems, and methods related to mounting decorative slats. In particular, the present invention facilitates accurate mounting and installation of a decorative multi-slat system, which can provide aesthetic enhancement for a particular space. Furthermore, the method of installing the decorative multi-slat system can allow an installer to reduce likelihood of errors and misalignments of the system, which can occur during the installation.

Abstract: A horizontally retractable covering for an architectural opening includes a headrail supporting a collapsible panel of material, a fixed rail securable to a side of the architectural opening and to a side edge of the panel, and a movable rail secured to the opposite side of the panel while being movable along the length of the headrail. An improved trolley connecting the top end of the movable rail to the headrail is provided so as to permit uniform gathering of the panel material along the horizontal extent of the trolley for improved aesthetics when the panel is fully extended across the architectural opening. A stabilizing cord system maintains a parallel relationship of the movable rail to the fixed rail to assure desired movement of the movable rail while permitting the aforenoted uniform gathering of the panel material.

Abstract: Header assemblies for movable partitions comprise an overhead track. A header pan is configured to abut against and be secured to the overhead track and comprises at least two header pan members defining opposing lateral portions of the header pan. The header pan is configured to form at least a portion of a fire-resistant barrier. Methods of forming fire-resistant header assemblies comprise forming a first header pan member to define a first lateral portion of a header pan. A second header pan member is formed to define a second, opposing lateral portion of the header pan. The header pan is configured to extend laterally across a header space between a wall of an adjoining structure and an opposing wall of the adjoining structure and to at least substantially longitudinally occlude the header space when the first and second header pan members jointly form the header pan.

Abstract: Wire supports for use with a movable partition system comprise a cantilever member configured for connection to a panel of a movable partition. A wire-supporting member through which wire may be inserted is rotatably connected to the cantilever member. Movable partition systems comprise a movable partition comprising at least two sheets of panels extending at least substantially parallel to one another and laterally distanced from one another to define an interior space between the at least two sheets of panels. At least one wire support disposed in the interior space between a proximal end and a distal end of the at least two movable partitions comprises a cantilever member secured to at least one panel of one of the movable partitions and a wire-supporting member rotatably connected to the cantilever member at least partially supporting at least one wire inserted through the wire-supporting member.

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: The carriage provided to hold a displaceable separation element comprises a carriage body provided with at least two running wheels, which carriage body is connected to a carrier profile, which serves to carry the separation element. According to the invention the threaded shank of an adjusting screw is rotationally held in the carriage body, which adjusting screw comprises below the screw head a flange ring, which supports a flange element provided in the carrier profile, which flange element comprises an opening, through which the screw head is guided. By rotating the adjusting screw the carrier profile can thus be optionally adjusted in height. In a preferred embodiment a tool channel is provided in the carrier profile, into which tool channel a conventional tool can be introduced.

Abstract: Movable partition systems may include a chain guide structure extending along a curved path. The chain guide structure may have a specified maximum width, and may include attachment flanges that project laterally from a central beam beyond laterally outward ends of chain guide members of the chain guide structure by a specified minimum distance. Overhead support systems for movable partition systems may include such chain guide structures. Methods of forming overhead support systems and movable partition systems may include stretch forming a bent chain guide structure. Methods of installing overhead support systems and movable partition systems may include inserting fasteners at least substantially perpendicularly through attachment flanges of a chain guide structure to secure the chain guide structure to an overhead structure.

Abstract: Movable partition systems include a vertical alignment structure including at least one roller element coupled to a portion of a movable partition and a ramp configured to abut against the at least one roller element to vertically align the portion of the movable partition to engage with a strike plate. Methods of vertically aligning the movable partition include coupling at least one vertical alignment structure to the movable partition including coupling at least one structural frame member to the movable partition and coupling the at least one roller element to the at least one structural frame member and installing at least one ramp to an overhead structure configured to abut the at least one roller element and vertically align a leading end of the movable partition.

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: A sliding panel includes multiple connecting/adjacent carrier tracks such as two/three/four carrier tracks while connectors of each carrier track are disposed in opposite directions or at intervals. Thus the multiple connecting/adjacent carrier tracks slide in parallel under the same channel. Moreover, the positions of each connector on top surface of respective carrier track are in alternating arrangement so as to allow runners of multiple connecting/adjacent carrier tracks being mounted inside the same channel simultaneously. The runners of the connecting/adjacent carrier tracks move inside the channel of a rail at the same time and the connecting/adjacent carrier tracks slide in parallel under the same channel. Therefore, the number of channels of the rail is decreased and the amount of material used for producing the rail is reduced. Furthermore, the rail can be designed to have two-step inner and outer rails for adjusting length of the rail.

Abstract: Movable partition systems may include a chain guide structure extending along a curved path. The chain guide structure may have a specified maximum width, and may include attachment flanges that project laterally from a central beam beyond laterally outward ends of chain guide members of the chain guide structure by a specified minimum distance. Overhead support systems for movable partition systems may include such chain guide structures. Methods of forming overhead support systems and movable partition systems may include stretch forming a bent chain guide structure. Methods of installing overhead support systems and movable partition systems may include inserting fasteners at least substantially perpendicularly through attachment flanges of a chain guide structure to secure the chain guide structure to an overhead structure.

Abstract: A garage door is connected to a track extending from a front wall of the garage to a side wall within the garage. The garage door is horizontally moveable along the track, such as with a chain-driven mechanism, from a generally closed position within the garage vehicle entrance of the garage to a generally open position away from the garage vehicle entrance and disposed adjacent to a side wall of the garage. A second horizontally moving garage door may be used in conjunction with the first garage door to cooperatively close the garage vehicle entrance.

Abstract: Protective clips for movable partitions include a guard portion that protrudes from a top major surface of a base portion. The guard portion extends along the top major surface proximate to a front side of the base portion. The guard portion also may extend along the top major surface proximate to at least one end side surface at a longitudinal end of the base portion. Movable partitions include one or more such protective clips. The protective clips optionally may be used to attach a sweep strip to panels of a movable partition. Methods of forming such protective clips include molding the clips within a mold cavity.

Abstract: Movable partition systems include a movable partition coupled to and movable along a track. The movable partition may comprise at least two accordion folding sheets of panels, a motor carried by the movable partition, and at least one electronic component unit configured to control the motor. The electronic component unit may be carried by the movable partition and disposed between the sheets of folding panels. Methods of installing a movable partition system include coupling an electronic component box to a floating door jamb within a movable partition.

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: A stacking panel covering for an architectural opening includes a headrail and a plurality of suspended from the headrail. The panels form an overlapped stack at one end of the headrail when the stacking panel covering is opened, and cover the architectural opening when the stacking panel covering is closed. The panels are piggybacked on those adjacent thereto, so that they stack, one behind the next, when the stacking panel covering is opened, and so that each pulls the next adjacent thereto as the stacking panel covering is being closed. The panels themselves may be planar, or convexly curved in a horizontal direction and substantially straight in a vertical direction.

Abstract: A track system includes a track having a central vertical member with opposing vertical surfaces. A pair of lower horizontal rails extend from the vertical member and do not block the vertical surfaces. Flexible carriers are individually removable from the track. Each carrier includes a flexible frame coupled to a pair of wheels configured to roll on the rails. The carriers may each include a hanger or other connector for supporting privacy structures such as curtains, drapes, window treatments, and dividers. The tracks may be bent and coupled end to end to form a complete assembly for facilitating privacy in a room.

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 slide rail structure for a window blind includes at least one extensible rail set, at least one pulley set, and a plurality of top brackets. The extensible rail set is provided with at least two slide rails which are loosely extended with respect to each other and are assembled together, and a side of each slide rail is provided with an open slot. The pulley set is loosely assembled in the slide rail of extensible rail set, and is extended out of the open slot at one side of each slide rail. A side of each top bracket is formed with an arc-shape locking part for sheathing the slide rail of extensible rail set, and a top of each top bracket is provided with a hole for locking and positioning. The slide rail structure can be easily and quickly assembled, can be rigidly positioned and can slide smoothly.

Abstract: Two or more panels of a power-operated folding door are supported by a novel articulated arm assembly that ensures that the door closes tightly against a wall-mounted seal and easily opens. The articulated arm assembly includes a connector with two spaced-apart pivot points about which two adjoining arms of the assembly can rotate as the door opens and closes. The two pivot points allow the panels to readily fold up and store more compactly when the door is open. To provide an airtight seal where two leading panels come together at the center of the doorway, one or more control mechanisms coupled to the articulated arm assembly ensure that the leading panels overlap when the door is closed.

Abstract: A suspension pulley structure for movable partitions of the present application which is mounted on a track includes a wheel seat having a pendent axis penetrating therethrough for locking with a door plank, wherein two guiding wheels are pivoted on the bottom of the wheel seat for moving along the track, the right and left sides of the wheel seat are both pivotally connected with rolling wheels for rolling on the inner bottom wall of the track, the wheel seat has an indentation port for accommodating a hanger shaft head at the top of the pendent axis and the indentation port is sealed by a guiding plate, and the pendent axis is connected with the wheel seat through a thrust bearing. Moreover, the top surface of the guiding plate has one side higher than the opposite side with each side has two guiding wheels at the front and rear ends.

Abstract: Blackout panels include a first blackout panel and a second blackout panel, each having opposing inner and outer surfaces and a pair of opposing vertical edge portions and top and bottom portions. At least one of the vertical edge portions of each panel includes a first elongate fastening strip comprising hooks or loops. The elongate strip extends for at least a major portion of a length of the panel and terminates a distance of between about 5-20 inches below the top portion of the respective blackout panel.

Abstract: A safety connection intended for suspending objects, for instance curtain rails, rods, towel racks and the like, the safety connection (2) comprising at least one first (3) and one second (4) retaining element, the one retaining element (3; 4), after mounting, being coupled to the object to be suspended, while the other retaining element (4; 3), after mounting, is connected to an environment, the first (3) and second (4) retaining element being detachably coupled to each other such that, under the influence of a particular tensile force (F) applied to those elements (3, 4), these retaining elements (3, 4) disconnect, characterized in that the second retaining element (4) is provided with at least one resilient lip (5), while the first and second retaining elements (3, 4) are arranged to cooperate via that at least one resilient lip (5) for effecting said detachable coupling of the retaining elements (3, 4).

Abstract: A single-track stacking panel covering for an architectural opening has a headrail for mounting the covering above and in front of the opening, such as a window or door. The headrail has a single track. Suspended from the headrail and translatable therealong are panels oriented at a small angle relative to the headrail. When the covering is open, the panels form an overlappingly stacked array at one end of the headrail.

Abstract: A shower screen includes an upper guide rod secured on top of two posts, a screen member having a number of panels foldably coupled together and having an upper portion slidably attached to the guide rod, and two beams secured to sides of the screen member. A lower guide bar is secured to lower portions of the posts, and includes a downwardly facing passage. The beams and the screen member each includes a hook member or hook device having a projection slidably engaged into the passage of the guide bar, to anchor the lower portions of the beams and the screen member to the guide bar, and to prevent the beams and the screen member from fluctuating or vibrating relative to the guide bar.

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: 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 vehicle curtain lock has a U-shaped track, an abutting head, a sliding body, a resilient element and a clasp device. The U-shaped track has an inner channel and a longitudinal opening and slidably holds the sliding body, the abutting head and the resilient element inside the inner channel. The sliding body is mounted against the longitudinal opening to hold the abutting head inside the inner channel. The resilient element is mounted between the sliding body and the abutting head to push the abutting head against the U-shaped track to hold the sliding body in a locked position. The clasp device is connected to the abutting head and has a distal end with a clasp to adapt to secure a curtain. Pulling the clasp device disengages the abutting head from the U-shaped track to allow the sliding body to freely slide along the U-shaped track.

Abstract: A firefighter training building having a system of movable and removable partition walls for changing the interior floor plan layout of the building is disclosed. The system includes a plurality of tracks disposed above the movable walls and a plurality of movable and removable wall panels slidably mounted on the tracks.

Abstract: A flow device for location within an aperture (A) to regulate flow through the aperture on a path from a first location (5) on one side of the aperture to a second location (6) on the other side of the aperture wherein there is provided a barrier (1) defined by a sequence of vertical elements; device for driving the sequence of elements, so that the barrier serves to generate a predetermined wave form along the path such that the barrier serves to create in sequence: an entry region for occupation by at least one individual which entry region is initially open toward the one side of the aperture but isolated from the other side of the aperture; a traversing region (R) on the path generated from the entry region by progressive movement of the barrier, and an exit region open towards the other side of the aperture but isolated form the one side.

Abstract: An improved rolling pivot for suspended support of articulated panels such as shutters or room dividers in an overhead channel. The pivot features angled engagement of overlapped wheels of the rolling pivot in the overhead channel to thereby allow the supported articulated panels to be closed and opened by directing force to side edges of the suspended panels instead of having to pull the lead panel in the array. The pivot also allows for minimizing the width of the overhead channel and easy insertion and removal of individual pivot assemblies with the overhead channel by a simple rotation of the carriage of the pivot assembly to remove the wheels from operational engagement with tracks formed in the carriage and allow the wheels and pivot assembly to slide through a gap in the channel between the tracks.

Abstract: A rail structure for doors comprises a track rail body (3) which supports the door wheels (4) which are attached to a door (6) and freely roll on the track rail body (3), a load support member (2) which is extended along the track rail body (3) and supports the track rail body (3) from the bottom side, a cushion member (7) which is disposed between the track rail body (3) and the load support member (2) and absorbs the vibration from the track rail body (3). A convexo-concave fitting part (8) which performs convexo-concave fitting is formed on the bottom surface of the track rail body (3) and on the upper surface of the load support member (2) via the cushion member (7). Purposes of the invention are to prevent vibrations caused by the running of the door wheels (4) from being transmitted to building, and to improve the efficiency of replacement operations for the track rail body (3), and to lower the cost.

Abstract: In an arrangement for sliding doors, a door leaf comprises a number (n) of interlinked and jointed sections (4:1-4:n) in which adjoining sections are able to rotate around a joint axis (A) from a position in which the sections are in alignment with each other to a relative angled position. The door leaf can slide in the door opening (6) in guides (8, 9), each of which comprising a first and a second interacting guide element (8′, 8″; 9′, 9″) arranged on two opposing end edges (22, 23) of the door leaf and the corresponding sides of the door opening. To obtain a sound insulating door, there is an elastically deformable material between the adjoining and relatively flexible sections (4:1-4:n) to separate the sections from each other.

Abstract: A folding top for a commercial vehicle includes a folding top frame, bows supporting a roof covering, and side tarpaulins suspended by means of hanging sliders. The folding-top frame includes upper longitudinal flanges spanning at least part of the length of a loading compartment of the vehicle. The frame is supported against a chassis of the vehicle via upwardly protruding supports and stakes. The bows are supported on the upper longitudinal flanges and displaceable in a longitudinal direction of the vehicle. The side tarpaulins are suspended via the hanging sliders in a longitudinally displaceable manner on assigned running tracks of the upper longitudinal flanges. Each of the hanging sliders includes a fastening plate for connecting one of the side tarpaulins. The fastening plate is of two-part design and includes a first part connected to the slider and a second part connected to an upper end of the one of the side tarpaulins.

Abstract: A track and trolley system for movable wall panels including a track having upper and lower flanges, the upper and lower flanges being horizontally and vertically displaced from each other and defining a channel therebetween, the upper and lower flanges each having a disc-supporting surface; a carrier shaft disposed between the flanges and adapted to engage the wall panel; and a trolley having upper and lower discs rotationally mounted on the shaft, the upper and lower discs each having a lower surface supported on the disc-supporting surfaces of the upper and lower flanges, respectively, and each of the upper and lower discs including an outer edge and a center, each of the lower surfaces sloping upwardly from the outer edge toward the center, each of the lower surfaces including a contact portion adjacent the outer edge and engaging the disc-supporting surface.

Abstract: A device for turnable and slidable suspension of sheet elements including a coupling member (100) which is supported by a rail and has an elongate groove (101) in essentially the same direction as the rail, and a coupling pin which is non-rotationally arranged on the sheet element coinciding with its pivot axis and which is slidable in the groove of the coupling member. The groove of the coupling member has an inclined lateral cam surface (102) and at least one essentially part-circular recess (104), with a center axis (E) which is essentially parallel to the pivot axis of the sheet element, in the inclined lateral surface (102).

Abstract: A loading/unloading device for track-mounted attachment elements. The device includes a receiving member adapted to be disposed in a track having a channel which supports a plurality of attachment elements. The receiving member has securing means with a first and a second position, a biasing means biases the securing means in the first position. A loading/unloading member, with a channel, has engagement slots adapted to removably engage with the securing means. The loading/unloading member can be engaged, or disengaged, from the receiving member by a single operator movement. When engaged, attachment elements can be moved between the track channel and the loading/unloading member channel.

Abstract: The device (2), which is used to lock running gear (1) guided in a rail (5) and is or can be connected to the latter, has a body (21, 22) in which a locking pin (23) is displaceably mounted and, by means of a resilient element (24), is held resiliently in a first position, so that the locking pin (23) can be brought by the action of a force from the first position, in which it can engage in a locking element (36, 53) provided in the rail (5) or connected to the rail (5), into a second position, in which it is released from the engagement in the locking element (36, 53). The locking device (2), which is constructed simply and cost-effectively, therefore permits dividing elements (90), such as sliding doors, sliding counters or folding walls, which are guided by the running gear (1), to be closed off securely.

Abstract: In an arrangement for sliding doors, a door leaf comprises a number (n) of interlinked and jointed sections (4:1 4:n) in which adjoining sections are able to rotate around a joint axis (A) from a position in which the sections are in alignment with each other to a relative angled position. The door leaf can slide in the door opening (6) in guides (8, 9), each of which comprising a first and a second interacting guide element (8', 8''; 9', 9'') arranged on two opposing end edges (22, 23) of the door leaf and the corresponding sides of the door opening. To obtain a sound insulating door, there is an elastically deformable material between the adjoining and relatively flexible sections (4:1to separate the sections from each other.