Abstract: A roller shield apparatus and method for shielding a support roller of a sectional door against a finger being inserted between the support roller and the support track. The roller shield is configured as a disc that is mounted to the axle of the support roller so as to be supported in a plane parallel to the support roller and outside of the support track. The support track includes a single hem to eliminate a sharp edge from the support track.

Abstract: A flexible door assembly includes an upper guide track comprising an elongate bar including at least two generally planar support surfaces. The upper guide track is mounted in the elevator cab, or outside the cab in the hoistway, above the door opening, defining a non-linear pathway. A plurality of door sections each having a door panel, and a carriage assembly including a carriage frame and at least two wheels each supported by, and in rolling contact with, one of the at least two support surfaces on the guide track, a hinge pin supported by the carriage, a door panel pivotally connected to the hinge pin, and wherein the carriage, the hinge pin, and the door panel pivot about the same vertical axis defined by the longitudinal axis of the hinge pin when a door assembly has moved through a bend in the upper guide track.

Abstract: A method and apparatus for counteracting the effects of warpage, distortion and/or tilting of a support track in a sliding closure assembly, such that a door in the sliding closure may be freely moved along the support track, but, when desired, may be secured in one or more locations such that an external force is required to move the sliding fixture from its desired position.

Abstract: A track support structure (30) for a sectional overhead garage door (10) having rollers (16) for guiding the door (10) between open and closed positions. The track support structure (30) has a track (38) and a track support beam (40). Track (38) has an upper horizontal flange (38) and a lower trough (72). The free edge of the trough (72) has an inturned tubular bead (74) and the free edge of upper flange (38) has an inturned tubular bead (74). An angle-shaped track support beam (40) has legs (88) and (90). The free edges of legs (88) and (90) have respective tubular beads (92) and (94). Tubular beads (92), (94) have a diameter between 11/2and 21/2times the diameter of beads (74), (76) on track (38).

Abstract: A roller assembly for a sliding door that slides along a track includes an anti-jump member engageable with the track to prevent the roller assembly from derailing. The roller assembly comprises a bracket adapted for attachment to the door, a roller mounting member slidably seated in the bracket, and a roller rotatably mounted on the roller mounting member for travel along the track. The anti-jump member is pivotably supported in and displaceably carried by the roller mounting member for movement between an extended operative position wherein an engagement portion on the lower end thereof rides in the track, and a retracted inoperative position, wherein the engagement portion is spaced upwardly from the track. The roller assembly is operable to slide the door with the anti-jump member in either the operative position or the retracted position.

Abstract: A guiding device for sliding doors is disclosed and includes a guide bar and door supporting elements that travel along the guide bar. The guide bar and each door supporting element form a recirculating ball bearing sliding pair. The guide bar and the door supporting element have cylindrical mating surfaces The sliding pair comprises ball sleeve bearings placed inside a cylindrical tube which is integral with the respective door supporting elements.

Abstract: A wheel unit is disclosed for supporting a structure for movement on a track. The unit includes a rotatable wheel having a substantially flat bearing surface and supported on an axis for running on a track. A housing supports the wheel and includes a convex-shaped guide for maintaining the wheel on the track. A wheel and track combination is also disclosed wherein the wheel has a contact surface having a first dimension and supported by the housing to rotate about an axis. The track supports the housing and wheel and includes a contact surface for contacting the contact surface of the wheel and wherein the contact surface of the track has a second dimension larger than the first dimension of the contact surface on the wheel. Preferably, a guide keeps the wheel on the track while permitting the wheel to move laterally on the track.

Abstract: Apparatus for guiding displaceable elements. The apparatus of this invention serves for guiding sliding elements, particularly doors, windows, dividing walls, shutters and coverings, that are slidably journalled on an upper side thereof in a first guide and are guided on a lower side thereof with an additional guide which is in turn connected with the floor or a side wall, with the additional guide including at least one elastic element which is adapted for direct force transfer or force transfer via transfer means, so as to press against the underside of the sliding element, so that the underside of the sliding element is retained by the additional guide free from play, thereby avoiding objectionable noises, both at rest and during displacement of the sliding element.

Abstract: A new bottom track assembly for sliding doors such as showers, patios and the like having a plurality of elongated dividers (1) connected and separated by rods (2) at spaced intervals between the dividers (1) to form open tracks (3) between each divider (1). The rods (2) have circular rollers (13) which rotate around the rod when sliding doors are moved between the tracks. This new track assembly allows water and dirt to fall through the dividers, thereby preventing dirt and algae from building up between the tracks, a common problem with conventional track assemblies.

Abstract: A trolley rail system (10) for supporting and guiding a sliding cooler door (14) of a walk-in type cooler. The system has a guide rail (27) having two linear segments (29,30) and two deviation ramp portions (33,34), and an auxiliary rail (38). The system also has a leading trolley (41) and a trailing trolley (42). The leading trolley has a wheel (51) supported upon the guide rail. The trailing trolley has a primary wheel (52) supportable upon the guide rail and an auxiliary wheel (53) supportable upon the auxiliary rail.

Abstract: A telescoping rod assembly (10) including an outer tube section (12) and an inner tube section (14) that is slidable disposed inside the outer tube section. The tube sections are locked into position relative to each other by a packing washer (18) that is fitted around the inner tube section adjacent the open end of the outer tube and a locknut (16) that is fitted around a inner tube and is rotatably secured to the open end of the outer tube. The inner tube and the locknut are provided with complementary outer and inner non-circular surfaces so as to couple the two members together so that they rotate in unison. The locknut can be tightened down over the packing washer to secure the tube sections into position relative to each other by the simple act of either rotating the outer tube or the inner tube.

Abstract: An interior storm window in low thermally conductive ABS sash is slideable in ABS tracks sealed around the interior of a window opening and parallel to an extablished window. Flexible vinyl wiper strips on the rails and stiles of the window sash contact the tracks and adjacent window stiles to render the storm window practically draftproof and comparable to dual pane windows.

Abstract: A section bar for supporting curtains, allowing said curtains to slide, is constituted by at least two portions of section bar united to each other by a juncture element and having a hollow, contoured cross-section with a longitudinal side groove from which sliding support elements for curtain portions protrude. The juncture element has a cross-section complementary to the cross-section of the section bar. The juncture element has end portions which are suitable for being slid into the section bar and a middle portion which is provided, in regions thereof which are opposite to the sides of said longitudinal groove, with a plurality of variously shaped partial-notch-slots, such as to enable the juncture element to be bent according to any desired angles. The juncture element preferably includes, within its body, rigid elements capable of being bent together with the body.

Abstract: A drawer stop to prevent the unintentional removal of drawer assemblies by creating a frictional stop of the drawer at the front parting rail of the case good. The frictional engagement can be overcome to remove the drawer by sharply withdrawing the drawer. The drawer stop is attached to the female drawer guide on the bottom of the drawer assembly. The stop mechanism is manufactured from a low density polyethylene which has the compressive resiliency to allow the frictional engagement to be overcome. The stop may be secured to the bottom of the drawer by nails or hot melt glue or both.

Abstract: A sliding door suspension system and a sliding door assembly for supporting a heavy sliding door from a door frame includes a rail horizontally mounted to the door frame. The suspension system includes a roller assembly which rollingly engages the rail and supports the heavy door. The roller assembly includes an axle or shaft having a bearing surface. The axle has at least one threaded end for securing the roller assembly and for attaching the roller assembly to a door hanger from which the heavy door is suspended. The roller assembly further includes a roller with a concentric hollow bore for seating a bearing assembly or bushing through which the axle extends in supportive engagement with the bearing assembly. The rail has a convex arcuate upper roller guide surface. The roller has a concave arcuate roller guide engaging surface which conforms to and engages the upper surface of the rail. The roller assembly also includes a door height and alignment adjusting member which threadably engages the axle.

Abstract: A sliding door apparatus for installation in a structural opening, having overhead runway rails with tracks or runways in which guide rollers of the sliding doors are mounted in a displaceable arrangement, additional cylindrical guide pins (pilots) (14) being provided as guides on switches which project downwardly into the runways (20) and which have centers that lie on assumed center lines of the runways (20).

Abstract: A sliding door assembly comprising a door hanger, a hanger sheave, an upthrust roller and a track, wherein the hanger sheave assembly and the uptrust roller are rotatably mounted on the door hanger. The track provides a first rolling surface for the hanger sheave and a second rolling surface for the upthrust roller. The track also preferably captures the upthrust roller thereby preventing the assembly from leaving the track.

Abstract: A door finger guide for doors an auto rack cars to guide the upper ends of the doors along an upper track during opening and closing operations. The door finger guide includes a metal supporting member or base plate having a lower end secured to the door and an upper end in alignment with the upper door track. Plastic bearing means is secured to the upper ends of the door guides which are mounted in opposing relation for coaction with the track. The door guides and plastic bearing portions are diminished so that the tolerance with the track is minimized to reduce vibration in the door and all components associated with the door and located below the guides.

Abstract: A door hanger assembly for a rapid transit railway passenger car includes an axially elongated generally cylindrical support shaft, and a door carrier assembly which includes a pair of bearing modules received and supported within opposite ends of a tubular sheath for rolling engagement with the support shaft and a door hanger depending from the sheath. Mounting members connected to opposite ends of the support shaft carry threaded fasteners for securing the hanger assemby to the frame of an associated rail car. Annular wipers and lubricant retainers carried by the bearing modules wipe and lubricate the support shaft as an associated sliding door carried by the hanger assembly moves between its open and closed positions.

Abstract: A sliding door/window track assembly particularly suited for use with thick glass. Fastenable directly to both the upper and lower edges of such glass, the assembly includes a frame member made of plastic. The frame member is suspended between a pair of guides formed within a track member. A plurality of keys, which ride in slots formed in the sides of the guides, are employed not only to suspend the frame member but also to lock it into the track member for security. Moreover, the track member also allows a large amount of foreign material to be deposited along the track before any interference with operation occurs. Further, the track assembly can be fabricated so that only plastic material rubs on plastic when the door/window is slid, thereby allowing for free movement with little friction.

Abstract: A track system on which a sliding door may be hung includes a channel having a bottom wall and two substantially parallel side walls which extend upwardly from the bottom wall, at least two tube sections which lie coaxially on the bottom wall of the channel, and at least one spacer between adjacent tube sections. The tube sections each have a select outside diameter, and at least one hollow end with a select inside diameter. Each spacer includes a central cylindrical portion with an outside diameter equal to the select outside diameter of the tube sections, and two cylindrical insert portions which each have an outside diameter substantially equal to the inside diameter of the tube section hollow ends. Each cylindrical insert portion extends axially from one end of the central cylindrical portion into the hollow end of one of the tube sections to maintain the tube section in position on the channel bottom wall.

Abstract: A wear resistant track for the rollers of an overhead door to roll against includes a pair of uniform longitudinally extruded members such as an insert and a channel and locking means for releasably interlocking the members together whereby a planar surface of the insert is flush with portions of the channel and positioned for the rollers to bear against. In one arrangement the insert was of a polymer such as nylon and the channel was of aluminum.

Abstract: An overhead tracked door selfsealing device suitable for easy retrofit of existing door installations which have no self sealing feature. It is comprised of a bracket and a spring driven cam system that is attached to the door track at the roller shaft points when the door is in the closed position. As a result, a lateral force imparted by the cam against the roller shaft via the pre-loaded spring forces the door against the jamb.

Abstract: Trailer doorposts are provided with removable tracks for rollers of vertically sliding doors. The tracks are provided with removable plastic inserts upon which the rollers travel. Weather stripping on the inside faces of the outer end wall of the tracks provide a seal between the doors slidable in the tracks.

Abstract: A water guard for removably installing along the floor track of sliding patio-type doors includes a panel member depending vertically upwardly from the door track a distance of approximately three inches. The panel member is attached to the indoor side of the sliding door track and is supported thereon by way of a resilient, inverted U-shaped clamping mechanism. The water guard is selectively installed in the door track during periods of inclement weather conditions to prevent flow of water underneath the door and into the room.

Abstract: A railroad car arranged to transport automobiles comprises a floor, a roof, a pair of spaced sidewalls, and at least one door assembly that is guided to a position adjacent a sidewall to enable loading and unloading of the rail car. A rail guides the lower end of the door assembly. The rail is positioned along the floor of the rail car. A plurality of fingers attached to the door assembly and extend to a sliding engagement with the rail. The rail has uninterrupted sections and extends substantially entirely across the floor between the sidewalls and has two spaced depressible sections that are pushed down by the tires of automobiles rolling thereover. Each depressible section comprises a predetermined length of guide rail, springs for biasing said guide rail upwardly, and preferably, a slotted channel through which said guide rail partially extends.

Abstract: A railroad car for transporting vehicles such as automobiles and trucks has a pair of door assemblies which close each end of the railroad car. The lower end of the door assemblies are guided in a track and the track has vertically retractable sections located where the vehicle tires roll so as to provide added load height when the car ends are open and vehicles are being loaded or unloaded. An embodiment with a pivotal, counterweighted Z-shaped member upon which the retractable track section is mounted is disclosed along with an embodiment utilizing a vertically displaceable tubular member and a coil spring.

Abstract: A shower partition with one or a plurality of door elements (1), that are supported on an upper rail and which engage with extension pieces (2) or an angled section (3) at the lower end in a recess (4) of a base rail (5) of which the wall section that is proximate to the shower-stall interior is supported, in such a manner as to be moveable on the remaining section of the base rail (5) and is configured, for example, as a rod (9) such that the wall section (rod 9) can be moved from a position that overlaps the angled section (3) or the extension piece (2) of the door element or elements (1) into a position that permits a specific displacement of the door elements (1) transversely to their plane in the direction of the shower-stall interior.

Abstract: A door track adapted for carrying a trolley supporting a door for rolling movement. The door track includes one or more single-piece track members having a first substantially planar surface and a pair of substantially identical spaced apart portions extending from the first substantially planar surface and forming a channel with the first planar surface. The spaced apart portions each have a substantially planar portion adjacent the first substantially planar surface to provide a plurality of flat mounting surfaces. The spaced apart portions further include inwardly curved portions extending from the substantially planar portions which are adapted to support a trolley for rolling movement therealong. The inwardly curved portions are spaced apart to freely receive a door supporting member which is secured to the trolley.

Abstract: A track is provided by a series of rigid or semi-rigid members supported solely or principally at their ends to extend across the track at spaced locations along the track. A load-transfer device is provided to engage with the track for movement along the track. The device comprises at least one rotary wheel having several equally spaced recesses provided in its periphery and a guide member mounted on the wheel, the wheel and guide member having cooperating relatively rotatable surfaces to allow rotation of the wheel relative to the guide member. The rigid or semi-rigid members are received in respective recesses in the wheel when the device moves along the track and the wheel rotates relative to the guide member to allow such members to pass through the device with at least one of those members being located with respect to the wheel by the guide member at any one time.

Abstract: The hanging device comprises rigid strap hanging members to which the straps are secured, each formed at its upper part with transversally spaced hook-shaped openings to be hooked on transversal hooking members identically spaced arranged within a rigid suspending hollow girder having the shape of an inverted U.

Abstract: A shower enclosure comprising a pair of sliding doors mounted on an overhead track, a guide system for the doors spaced downwardly from the overhead track yet providing sufficient head room for a person to enter the enclosed area, the guide system including three guide rails in which one guide rail is disposed between the doors, one guide rail disposed adjacent the inner door, and one guide rail disposed adjacent the outer door, the pair of doors being unguided at the bottom thereof. A single splash rail is mounted on the bottom of the enclosure spaced outwardly from the doors to inhibit leakage from the enclosed area.

Abstract: To provide an apparatus for suspending, moving or fastening a load or locating a member which is loaded in use and where in each case the load or loaded member may be required to be movable in use, the invention provides a mesh for location in a desired position for suspending or locating the load. An attachment device for the load comprises a wheel having a number of spaced recesses and a co-operating location member mounted on a peripheral part of the wheel with relatively rotatable bearing members therebetween to allow the wheel to rotate relative to the location member. The wheel is engaged with the mesh with its plane generally perpendicular to the mesh such that elements of the mesh are received, guided and passed in the recesses on the wheel as the wheel moves through the mesh while being located with respect to the mesh by the location member.

Abstract: A passive seatbelt system for a vehicle including a tape having a plurality of holes formed therein at regular intervals, a passenger restraining seatbelt coupled at one end to the thick tape, a sprocket wheel which is engaged with the holes in the thick tape and a motor means which is coupled to a power source of the motor vehicle for driving the sprocket wheel. With such a system, the sprocket wheel causes the thick tape to move back and forth to thereby cause the seatbelt to move back and forth along the length of the vehicle. In this way, the seatbelt is automatically fastened or unfastened from the passenger.

Abstract: A supporting grid system for installation under a stage ceiling which includes a plurality of struts suspended from the stage ceiling. Each strut has a centrally vertically disposed I-beam portion and a pair of spaced-apart upper arms extending upwardly and outwardly from the upper aspect of the central portion and a further pair of spaced-apart lower arms extending downwardly and outwardly from the central portion. Both pairs of arms define cruciform-shaped grooves, such grooves being identical but opposed. The strut is integral and formed from extruded aluminum. It is normally secured in place by hanger rods connected to the ceiling of the stage through support members having a horizontal flange and a support part of cruciform-shaped cross-section to mate with and be received slideably within the cruciform-shaped groove defined at the top of the strut.

Abstract: Apparatus for hanging sliding doors of a closet include upper and lower track members each of which has a rear wall and guide rails for guidingly supporting the rollers of at least two sliding doors. At least one longitudinally extending groove is formed in each track member and is accessible through the rear wall. A threaded nut is positioned non-rotatably but displaceable lengthwise within each groove. A bracket having a pair of mutually substantially perpendicularly extending legs is connected to each track member by one of its legs. The other leg of each bracket has at least one hole formed therein for reception of a fastening element so that such other leg can be connected to a selected vertical wall of the closet. A threaded fastening element is insertable through the one bracket leg into the groove and is threadedly cooperable with the threaded nut to connect the bracket to the track member.

Abstract: A passive seatbelt system which includes a runner piece which anchors the upper end of a passenger restraining belt which is guided by a guide rail fastened to a vehicle body and which is moved so that the belt is automatically fastened or removed from a passenger. The guide rail includes a base part which is fastened to the vehicle body and a pair of guide arms which hold the runner piece in a space between the guide arms and the base part whereby the runner piece is securely held during a vehicular emergency.

Abstract: Enclosure for wet chamber, particularly for bathrooms or shower rooms with several adjacent slideable partitions with each partition suspended in an upper guide rail and with a lower guide member consisting of an elongated, box-shaped adapter seated on the edge of a wet-chamber tub, an elongated lower guide detachably fastened to the adapter. The guide rail has at least one guide with an inverted U-shape cross section with the outer leg as the longitudinal wall along the dry side of the room and with an inner free leg wall. A lower guide strip extends from the partition, first downwardly, then under the free leg wall, then upwardly to form a pocket open at the top into which the free U leg wall extends.

Abstract: A passive seatbelt system including a passenger restrictive seatbelt of which an inner end is attached to a roller mechanism fastened to a center of the motor vehicle and an outer end which is fastened to a moving plate, the moving plate is fastened to a roof side of the motor vehicle and constrained to forward and rearward motion, a narrow belt is attached to the moving plate at one end and to a winding roller located to the rear of the roof side for winding up the narrow belt, the narrow belt and winding roller being arranged and configured such that it permits free unwinding to accommodate passengers of different physique except at times of a vehicular emergency wherein the unwinding of the narrow belt is stopped by an emergency locking retractor.

Abstract: Lower guide for a sliding partition for bath and shower rooms with sliding doors suspended from above extending down into a guide slot of an elongated lower guide member open at the top and confined by two lateral guide walls and a bottom. Pivotal means are provided for swinging the lateral guide wall outward about a horizontal swivel axis with the height of the swung-out wall from its highest point to the bottom of the guide member smaller than the distance between the bottom of the doors and the bottom of the guide member. The swinging guide wall is supported between lateral frame parts with pivot pins extending into vertical slots in each end of the guide wall to permit raising it and then swinging it out. This permits ready cleaning of accumulated dirt in the slot without disassembly and reassembly of the elongated lower guide member.

Abstract: A rail house car with side openings and doors for closing the openings by movement of the doors longitudinally along the car sides and laterally into and out of the openings. Cranks moveably support and retain the doors on longitudinal tracks below the doors and within longitudinal retainers above the doors. The cranks are selectively manually driven for lateral movement of the doors. The top cranks include combination skid and roller devices which permit the doors to move easily because of the rollers when they are longitudinally moved along the track and retainer but which permit the locating of the rollers within recesses in the surfaces of the retainers when the doors are located laterally substantially within their openings along the car sides.

Abstract: A guiding arrangement for closure bodies such as roller doors, roller gates and shutters, which has a substantially U-shaped cross section for receiving the lateral marginal portions of the closure body by means of which an opening of a building, e.g. a garage entrance, is to be closed. The inside of the guiding arrangement is provided with one or more longitudinal grooves for displaceably receiving a roller mounting system including one or more rollers for laterally engaging and guiding the closure member.

Abstract: An elongate guide track having at least one elongate ridge portion is fixed to a side wall of a vehicle in such a manner that the ridge portion extends substantially horizontally and projects upwardly. A vertical roller and at least one horizontal roller are rotatably connected to an end of the door through a pivotable bracket member. The vertical roller is formed at its peripheral wall with an annular groove so as to slidably receive therein the elongate ridge portion.

Abstract: A debris-collecting assembly for a sliding door track in which a door is slidably mounted in an elongate lower channel of a door frame for movement between open and closed positions, and a top-open pan is removably located in the channel, the pan being open at one end to receive debris swept along the channel when the door is in its open position, and to receive the door in its closed position. An elongate track is in the channel and slidably engages the door, the track being spaced from a closed channel end to provide a compartment, and the pan is removably located in the channel compartment with the open pan end facing toward the track. In a double door assembly a pair of channels are disposed in side-by-side relation with a door slidably mounted in each channel. A passage between the channels places the channels in communication.

Abstract: A curtain rod assembly manufactured primarily from extruded aluminum components, the curtain rod defining an elongated cruciform groove in its upper portion to receive therein a like shaped support part, a horizontal flange being provided at the rod's lower portion to receive wheeled curtain carriers, the rod being symmetrical about a vertical plane. In a modification of the rod, instead of a vertically elongated cruciform groove, a vertical plate-like portion is provided wherein such upper vertical portion is fastened through horizontal bolts to an overhead support, a flange on the lower aspect with a horizontal cross piece defining tracks for the wheeled curtain carriers as in the first modification, this second modification also being symmetrical about a vertical plane.

Abstract: A curtain rod assembly manufactured primarily from extruded aluminum components, the curtain rod defining an elongated cruciform groove in its upper portion to receive therein a like shaped support part, a horizontal flange being provided at the rod's lower portion to receive wheeled curtain carriers, the rod being symmetrical about a vertical plane. In a modification of the rod, instead of a vertically elongated cruciform groove, a vertical plate-like portion is provided wherein such upper vertical portion is fastened through horizontal bolts to an overhead support, a flange on the lower aspect with a horizontal cross piece defining tracks for the wheeled curtain carriers as in the first modification, this second modification also being symmetrical about a vertical plane.

Abstract: A sliding-door and sliding-screen sill having several elongated rail members for individually supporting a sliding-door and a sliding-screen. Each such rail member is extruded of aluminum and is formed with at least one elongated break-notch whereby an installer can remove substantially any desired width of the base of either or both rail members to enable them to be placed in juxtaposition and yet cause the rails to be spaced the desired distance as defined by thee relationship between the exisiting sliding-door and sliding-screen. An L-shaped foundation member and a spacer are employed, the rail members being secured to one side of the foundation member.

Abstract: Two parallel rails for the guidance of rollers or sliders on opposite edges of a panel, door or similar structural component comprise each a pair of elongated, substantially parallel members nestedly interfitted with a longitudinal internal clearance left therebetween to allow a change of their transverse separation and/or a limited relative tilting thereof. For this purpose the two members are joined to each other, at longitudinally spaced locations, by a plurality of adjustable connectors each comprising a male threaded element or bolt and a female threaded element or nut, each of these elements being anchored to a respective member. One member serves as a base, to be fixedly secured to a support, and the connector elements anchored thereto are nonrotatably held therein; the other member, forming a track, has a guide channel with an apertured bottom giving access to slotted or otherwise indented faces of the coacting connector elements to enable their rotation by a suitable tool such as a screwdriver.

Abstract: A stop for limiting the upward movement of closures such as slidable windows and doors, which stop has a body portion adhesively securable to the frame of said window or door and limiting the upward movement of said window or door within said frame.

Abstract: Lower guide member for adjacently suspended, slideable partitions for a wet chamber includes a compensating member seatable on the edge of a wet-chamber tub, the compensating member having a hollow profile with a surface decreasing in elevation toward the wet chamber, and a removable guide rail secured to the compensating member, the compensating member being closed at the top thereof and having a cross-piece at the upper side thereof, the guide rail overlapping the cross-piece and includes parallel U-shaped guides, and guide walls respectively disposed between the guides and connected to one another, the guide rail being formed with water outlet openings directed toward the wet chamber.