Abstract: The invention relates to a folding door and a shutter guide device. The inventive door comprises two vertical slides (2) and at least one flexible shutter (4) which can be folded in the upper part of the slides and which comprises at least one transverse stiffening bar (12). According to the invention, a guide device (14) is inserted into the extension of at least one stiffening bar (12), thereby forming a guide for the shutter (4) in at least one of the slides (2) in a plane that is offset in relation to the plane of the shutter (4), said shutter (4) being applied against a surface of the slide (2).

Abstract: The invention relates to a roller blind arrangement comprising at least one roller blind web (10) and at least one winding tube (12) for winding and unwinding said roller blind web (10), which comprises side edge areas and at least one guiding element (18) which is used for guiding along said side edge areas extending in the direction of the roller blind extension guided in a guide (20). The guiding element(s) are rigidly fixed to the side edge areas of the blind web (10) by means of at least one first seam (30) in such a way that a slipping with respect to said roller blind web (10) is defined.

Abstract: A roller blind for motor vehicle windows which includes a roller blind body movable between a retracted stored posited and an extended position over the window with which it is used. The roller blind body has a width greater than at least portions of the rear window, with the excess portions of the roller blind body being movable into receptacles mounted in the vehicle body, thus preventing any possible light gap between the roller blind body and the side edges of the of window.

Abstract: The present invention is a retractable screen (22) and frame (24) assembly (20). The frame (24) includes a first track (32) and a second track (34) in spaced and parallel relationship to the first track (32). The retractable screen (22) includes a canister (36), a screen cloth (38), a control bar (40), a first glide (42), a second glide (44), and a biasing device (46). The biasing device (46) is disposed between a first end (52) of the control bar (40) and the first glide (42). The first glide (42) is inserted into the first track (32) and the second glide (44) is inserted into the second track (34). The glides (42, 44) slide along the respective tracks (32, 34) while the biasing device (46) biases the first end (52) of the control bar (40) with respect to the first track (32). The biasing provided by the biasing device (46) prevents the control bar (40) from binding with the tracks (32, 34) as the control bar (40) and the glides (42, 44) are slid along the tracks (32, 34).

Abstract: The invention concerns a device comprising a screen (2) presenting flexible side edges (4) having an overthickness (4?), this screen (2) being equipped with one cable or with several juxtaposed cables (21), incompressible in their lengthwise direction, extending parallel to the side edges (4) of the screen so as to enable the application of a thrust force on these side edges (4) in their longitudinal direction to move the screen to its closed position, this cable or cables (21) being located in the neutral surface (24) of said edges (4) formed on bending of the latter and being fixed with respect to the screen (2) in an unremovable way; the overthickness comprises a flexible strip (8) made of an elastic material, wherein the cable or cables (21) are incorporated, as well as two notched belts (9, 10) being located the one with respect to the other on each of both sides of the curtain (2).

Abstract: A roll-up sunroof shade is provided that includes two guide rails running along the sides of the shade sheet. The shade sheet is cut wider than corresponds to the clear distance between the guide rails. While being pulled out, the shade sheet is forced by an appropriate geometry at the inlet end of the guide rails to form a tube-like loop around a piping member that moves along with it. Due to the wrapping of the piping member, the shade sheet is held in place perpendicular to the longitudinal extent of the guide rail.

Abstract: A sunshade assembly comprises a flexible sunscreen having opposed longitudinal edges and opposed transversal edges, two opposed longitudinal guides for receiving therein and guiding corresponding ones of the opposed longitudinal edges of the sunscreen, a rotatable winding shaft configured for winding an unwinding the sunscreen at first one of its transversal edges, and an operating beam connected to the second one of the transversal edges of the sunscreen. Each of the opposed longitudinal edges of the sunscreen near to the second one of the transversal edges is provided with a wing folded inwards around a positioning member having a stationary position relative to said second transversal edge and extending into a corresponding one of said opposed longitudinal guides.

Abstract: A guide system for a roller blind of a sliding roof system has a guide rail and a slider that is fixed on the roller blind. The slider is accommodated in the guide rail such that the slider is displaceable in a longitudinal direction of a vehicle and carries the roller blind. A pretensioning device is arranged between the guide rail and the slider. The pretensioning device presses the slider outwards transversely with respect to the longitudinal direction of the vehicle in order to tension the roller blind.

Abstract: A vertically operating door and its drive system can be configured to push a door panel along a track to various overhead storage configurations including vertical, horizontal, inclined and coiled. Semi-flexible drive strips extend continuously along lateral edges of the curtain. The system includes a drive gear that engages a series of projections on at least one drive strip so that the gear can push the door between its open and closed positions. To protect the door from being damaged by collisions, the track can include a breakaway feature that allows at least a portion of the panel with its drive strip to separate from the track without permanent distortion. The drive strip and panel remain together as they break away from the track. The threshold of the breakaway force can be changed by selecting a retention strip from a plurality of interchangeable strips having different degrees of flexibility.

Abstract: A deployable heat and smoke obstacle is disclosed. A screen is wound around a shaft over a passageway in a building or a vehicle. The shaft can rotate in response to an alarm signal to deploy the screen over the passageway to prevent smoke and heat from passing through the passageway. The screen includes magnetic sheets that engage a corresponding magnetic surface near the passageway to hold the screen in place over the passageway. The screen also includes heat-sensitive fasteners that deform when heated to engage corresponding holes in the passageway to hold the screen in place over the passageway.

Abstract: The invention is relative to a roller shutter device (3) designed to close a window (1) or other opening, the shutter (3) having side edges (4) that are held in guide tracks (5) and which can be disengaged from their guide tracks (5), each of the guide tracks (5) having an access opening (6) in their upper part through which the corresponding edge (4) of the shutter (3), which may have become disengaged, can once again be engaged into the portion of the guide track considered located above this access opening (6) when the shutter (4) is being moved into its open position, control means (9, 10) being foreseen, at least up to a level located below the portion (12) of the abovementioned guide track, on either side of a plane extending in the longitudinal direction of the guide tracks (5) and passing through the latter, these means allowing the possible sway of the shutter (3) to be controlled at the point where these side edges (3) are engaged into said portion (12) of the guide track through the access opening

Abstract: A shade arrangement for a motor vehicle with at least one shade length and at least one roller tube for taking-up and unrolling the shade length, each side edge of the shade length having at least one flexible, flat guide strip which extends along the drawing direction of the shade and is guided in a guide. The guide contains a connecting link in which the guide strip is guided, and which has an exit gap through which the shade length emerges from the guide, the guide strip being guided such that its base surface is guided essentially parallel to the adjacent region of the shade length. The shaping and dimensioning of the exit gap and guide strip are such that the guide strip cannot emerge from the guide by itself. The shade length is connected to the roller tube via at least one constant force spring.

Abstract: A roll-up door assembly including a flexible curtain made of synthetic rubber or fabric, a curtain winding mechanism and two guide members which extend vertically on opposite sides of the doorway. Side edge sections of the curtain are movable in respective guide members. Each guide has inner and outer wall sections with each wall section having an inwardly projecting, longitudinal rib. The two ribs of each guide form an elongate slot that receives a side edge section of the curtain. Spaced-apart pairs of curtain lock members are mounted on and distributed along each side edge section of the curtain. The lock members of each pair are positioned opposite one another on front and rear surfaces of the curtain respectively. The combined thickness of each pair of lock members and the curtain exceeds the width of the elongate slot.

Abstract: A mechanism for guiding roll up doors made from a foldable sheet. A longitudinally extending wall of the foldable sheet is secured to a fixed structure and two longitudinally extending lateral walls extend perpendicularly to form another two reversible folds resulting in two longitudinally extending inner walls at a spaced apart and parallel relationship with the two lateral walls. From one of these inner walls, a longitudinal wind bar extends at a predetermined cooperative angle. Upon the application of a wind load to the door slats, the load is transmitted to the foldable sheet guiding assembly from the slats directly and through the wind lock assembly through at least four contact points. The laterally articulated door slats include longitudinal hook portions or wind lock assemblies that slidably coact with the wind bar to keep the slat in place.

Abstract: The invention relates to a shutter device intended to close a bay (6) or other opening, with flexible edges (2, 3) projecting with respect to the plane of the shutter (1) and collaborating with guideways (4, 5), at least one reintroduction element (12) being provided, allowing the said edges (2, 3) to be reintroduced into the guideways (4, 5) when these edges (2, 3) become disengaged from the latter under the action of a force exerted on these edges (2, 3) in a direction transverse to the guideways (4, 5), a contact area (37) being formed during this reintroduction between the reintroduction element (12) and the corresponding edge (2, 3), characterized in that the lateral edges (2, 3) consist at least partially of an elastomeric material so that the said contact area (37) increases as the said force increases, spreading this force over the contact area (37).

Abstract: A sun screen device includes a pair of slide rails, a screen body, and a pair of rods. Each of the slide rails has an end portion. The screen body has lateral ends, and an operating end that interconnects the lateral ends of the screen body and that is movable along the slide rails. The rods are respectively disposed in the slide rails. Each of the rods has an end portion that is coupled to the end portion of the respective one of the slide rails. Each of the lateral ends of the screen body is formed with a loop that is sleeved on a respective one of the rods.

Abstract: The invention relates to a shutter device intended to close an opening, the shutter (1) being able to be moved downwards and upwards between an open position and a closed position, this shutter (1) having flexible or articulated roughly continuous lateral edges (8, 9) running with respect to guideways (10, 11) mounted on fixed supports (12) on each side of the opening, means being provided to allow a passage to be created between the guideways (10, 11) that is wider than the distance between the lateral edges (8, 9) of the shutter (1) when the latter is in the open position.

Abstract: When a fitting piece slips out of a rail groove of a guide rail in connection with an excessive load on a shutter curtain is restored to the rail groove, the restoration is reliably set and noiselessly carried out. A posture holding bar and fitting pieces, which are spaced from both right and left sides of the posture holding bar at a predetermined interval, are provided at the lower end portion of the shutter curtain. A first guide body guides the posture holding bar to the opposing site to the rail groove in the process of an opening/closing operation of the shutter curtain. A second guide body guides the fitting piece at the lower end portion of the shutter curtain to the opposing side to the rail groove in conformity with a timing at which the posture holding bar is positionally regulated to the opposing side to the rail groove by the first guide body is provided at the upper side of the rail groove constituting the guide rail.

Abstract: A roller blind for covering openings to refrigeration units, windows, and sliding roofs for vehicles is provided in which the roller blind web defines a tubular pocket along respective longitudinal sides of the web. Opposing guide members are positioned on opposite sides of the roller blind web and retain therein the respective tubular pockets. Optionally, the tubular pockets may extend in both the warp and weft direction and additional interior pockets may be provided along the web.

Abstract: A vertically operating door and its drive system can be configured to push a door panel along a track to various overhead storage configurations including vertical, horizontal, inclined and coiled. Semi-flexible drive strips extend continuously along lateral edges of the curtain. The system includes a drive gear that engages a series of projections on at least one drive strip so that the gear can push the door between its open and closed positions. To protect the door from being damaged by collisions, the track can include a breakaway feature that allows at least a portion of the panel with its drive strip to separate from the track without permanent distortion. The drive strip and panel remain together as they break away from the track. The threshold of the breakaway force can be changed by selecting a retention strip from a plurality of interchangeable strips having different degrees of flexibility.

Abstract: A vertically operating door and its drive system can be configured to push a door panel along a track to various overhead storage configurations including vertical, horizontal. inclined and coiled. Semi-flexible drive strips extend continuously along lateral edges of the curtain. The system includes a drive gear that engages a series of projections on at least one drive strip so that the gear can push the door between its open and closed positions. To protect the door from being damaged by collisions, the track can include a breakaway feature that allows at least a portion of the panel with its drive strip to separate from the track without permanent distortion. The drive strip and panel remain together as they break away from the track. The threshold of the breakaway force can be changed by selecting a retention strip from a plurality of interchangeable strips having different degrees of flexibility.

Abstract: A shutter device co-operating with driving means for enabling the shutter (1) to be displaced between an open position and a closed position, this shutter (1) being guided by a guide track (4, 5) and being designed to close off a bay (6) or other opening. The device having a drum (8) about which the shutter (1) is wound when the latter is in the open position such that the shutter forms a roll (31) made up of turns formed by successive layers of the shutter (1). The shutter (1) can be unwound from this roll towards its closed position. The device further has confining means for preventing the turns from forming wrinkles as the shutter (1) is being displaced into the closed position and/or for preventing these turns from slipping relative to one another.

Abstract: A flexible curtain rollup door includes a drum mounted on a door frame and drivenly connected to an electric right angle gear motor unit. The frame includes opposed channel shaped guide tracks for receiving opposed side edges of a door curtain. Spaced apart elastically deflectable combination curtain stiffening struts and windlock members are secured to the curtain and include opposed windlock parts receivable in the guide tracks and configured, respectively, to provide for releasing only one side edge of the curtain from its guide track. A flexible transverse bottom bar includes plural side by side flexible bags filled with particulate material, secured to the curtain bottom edge and enclosed by a flexible envelope member. The curtain bottom edge includes a stiffener formed of interconnected links.

Abstract: A frame assembly for at least partially enclosing a raised floor structure includes a bottom frame member positioned adjacent an associated raised floor structure. A pair of spaced apart side frame members are connected to and extend upwardly from the bottom frame member. A top frame member is spaced from the bottom frame member and connected to the pair of side frame members. At least one picket extends between and is connected to the top and bottom frame members. The at least one picket is oriented approximately parallel to the side frame members. A screen is selectively mounted to at least one of the top and bottom frame members and the side frame members. The screen is located adjacent the at least one picket.

Abstract: A window shade arrangement for motor vehicles that includes plastic injection molded guide rails designed such that they may be formed with injection tools that do not require moveable cores for forming guide grooves therein. In one embodiment, the guide rail includes an outer part (41) formed with a guide groove and a support part (42) made from less deformable material than the outer part for preventing widening of and deforming of the guide groove during usage. In another embodiment, the first and second molded parts are interconnectable to define the guide groove.

Abstract: A flexible curtain rollup door includes a drum mounted on a door frame and drivenly connected to an electric right angle gear motor unit. The frame includes opposed channel shaped guide tracks for receiving opposed side edges of a door curtain. Spaced apart elastically deflectable combination curtain stiffening struts and windlock members are secured to the curtain and include opposed windlock parts receivable in the guide tracks and configured, respectively, to provide for releasing only one side edge of the curtain from its guide track. A flexible transverse bottom bar includes plural side by side flexible bags filled with particulate material, secured to the curtain bottom edge and enclosed by a flexible envelope member. The curtain bottom edge includes a stiffener formed of interconnected links.

Abstract: A durable sealing curtain assembly preferably comprising a pair of tracks slidably attached to opposite sides of an opening such as a door or window, a curtain having its lateral edges engaged by the tracks, and spring systems attached to each track, whereby the spring systems urge the tracks outwardly to maintain the curtain taut yet allow the tracks to slide inwardly towards the center of the opening so that the curtain does not endure excessive pressure upon application of an external force. At least one track preferably also comprises a cam mechanism that is operative to urge the track inwardly to release tension from the curtain and thereby allow the curtain to be more easily raised or lowered, after which, the cam mechanism can be disengaged to allow the track to return to its outwardly biased position, thus returning the curtain to a taut condition.

Abstract: A roll screen. The roll screen includes a receiving case, a guide rail, a moveable shaft, a flexible net, and a tape. The guide rail is connected to the receiving case, and includes a cap. The moveable shaft slides in the guide rail, and engages the cap. The flexible net includes an edge, a first end, and a second end. The first end is fixed in the receiving case. The second end is fixed to the moveable shaft. The tape is attached to the edge of the flexible net to enhance the strength of the edge of the flexible net.

Abstract: The invention concerns a shutter device (1) in particular for closing an aperture (3) or the like, by displacement of the shutter (1) relative to one or several guide paths (7, 8), wherein the transmission means (5, 6) co-operating with the guide paths (7, 8), are provided between the lateral edges (9, 10) of the shutter (1) and the guide paths (7, 8) such that when a certain tractive force transverse to the longitudinal direction of the guide paths (7, 8) is exerted on the lateral edges (9, 10) of the shutter (1), said edges (9, 10) are separated at least partly from said transmission means (5, 6).

Abstract: A shutter system for covering a wall opening includes a mounting assembly and a retractable/deployable barrier assembly. The mounting assembly includes at least one pair of guide tracks that are mountable on opposing sides of the opening. Each guide track includes inner surfaces that define a guide channel. Two of the inner surfaces oppose one another and at least one of such surfaces includes a protruding member that extends into the guide channel and angles away from an open end thereof. The barrier assembly includes a series of interlocking slats, some or all of which define angled recesses constructed to accommodate unobstructed passage of the slats in the guide channel during deployment and retraction. The recesses in the slats are further constructed to enable the slats to engage the protruding members of the guide tracks in the event that the slats are deflected due to exertion of a displacement force.

Abstract: A roller blind system for a vehicle roof includes a rotatable coiling body and a roller blind that is attached at one end to the coiling body and at the other end to a vehicle portion in a stationary manner. The coiling body is shiftable in a translational motion, allowing the roller blind to uncoil and coil up while minimizing frictional forces on the roller blind.

Abstract: A roll up door assembly for covering a door space comprising a rubber sheet having vertical side edge portions with a front lock strip secured to the front surface and a rear lock strip secured to the rear surface of each vertical side edge. The front and rear locking strips are staggered with respect to each other in the transverse direction of these strips. The sheet is coilable on a barrel mounted above the door. The staggered orientation of the lock strips assists in the tracking of the sheet during coiling on the barrel. A pair of vertically extending door guides each define a vertical slot oriented and sized to accept a respective vertical side edge portion for guided vertical movement therein. Each door guide assembly has a windbar attached thereto, positioned to narrow the opening of the slot such the narrowed opening has a smaller width than the total thickness of each side edge portion of the sheet.

Abstract: A sunshade for a motor vehicle roof (2) with a shade screen (5) which can be wound onto a winding rod (6) and which is located underneath the roof, the opposing side edges of the shade screen are movably guided in the direction of shade motion on guide rails (7) and are held in the transverse direction with pre-tensioning of the shade screen (5). To produce pretension in the transverse direction without tensioning elements or bars which are permanently attached to the shade screen and which would hinder rewinding, it is provided that the engagement elements, which are guided on the guide rails (7), can be coupled to the side edges of the length (5) of shade when it is unwound to keep the length (5) of shade pre-tensioned in the transverse direction, so that the sunshade (4) located under an arched vehicle roof (2) can follow the arch of the roof, but can be disengaged for the shade screen (5) as it is wound onto the winding rod so as to enable the shade screen to be wound more compactly.

Abstract: An improved flyscreen to be slidingly deployed across an opening of window or door, the window or door having a static glazing pane or panel and an opening pane or panel, the flyscreen comprising a frame dimensioned to correspond to the dimensions of the window or door opening to be covered by the flyscreen and having a mesh screen therein extending thereacross, the frame having a brush or filamentous pad strip extending substantially the full height of an upright of the frame and which when the screen is slidingly mounted adjacent to a window or door to be slidingly moved back and forth across the opening of the window or door, is substantially able to brush over the surface of the static pane or panel of the window or door.

Abstract: An improved flyscreen to be slidingly deployed across an opening of window or door, the window or door having a static glazing pane or panel and an opening pane or panel, the flyscreen comprising a frame dimensioned to correspond to the dimensions of the window or door opening to be covered by the flyscreen and having a mesh screen therein extending thereacross, the frame having a brush or filamentous pad strip extending substantially the full height of an upright of the frame and which when the screen is slidingly mounted adjacent to a window or door to be slidingly moved back and forth across the opening of the window or door, is substantially able to brush over the surface of the static pane or panel of the window or door.

Abstract: A retractable flexible screen for installation to a frame of a fenestration product, the frame having opposite pairs of frame members. The flexible screen extending and retracting across an opening in the fenestration product and including flexible screen material and a roller system upon which the screen material is unwound and wound. The roller system mounting to a pair of mounting brackets, each attachable to one of the pairs of frame members. A control bar connects to the screen material and moves along a pair of tracks each mountable to the same pair of frame members, the screen material extending from the roller system to one of the other pair of frame members. A gripper system mounts in the tracks and grips the screen material in a closed flexible screen. A spring tensioning system provides post-installation access to adjust the tension of a spring within the roller system.

Abstract: A handling door that includes vertical opposed uprights. Each upright has vertical guide slideways. Each vertical guide slideway is at least one of a semirigid member and a flexible member and includes one of a woven material, a deformable plastic material, and a shape-memory material. Ribs project from an outer face of each upright. The vertical guide slideways of each upright are arranged between the ribs. This abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.

Abstract: A rolling shutter assembly includes a plurality of interconnecting metal slats each having a front face, a rear face, and opposite end zones. The end zones travel within respective tracks which mount to a wall structure on opposite sides of a window or door of a building structure. Parallel, transversely extending slots cut into the front and rear faces of the slats, at the opposite end zones thereof, are keyed to inwardly directed fins within the respective tracks to allow sliding movement of the end zones along the tracks while preventing jamming or disengagement of the slats from the tracks. Various mounting brackets are provided for mounting the tracks to the building wall structure to accommodate different installation requirements.

Abstract: A rolled screen for a screen opening which may be part of a casement window frame unwinds to close the screen opening. The extended lateral edges of said screen pass through lateral slots and the screen is shaped or treated to prevent the movement of edges inwardly through the slots.

Abstract: A retractable cover system for open top end containers, such as tractor trailers, is described. A tarp is wound on a drum and stored in a forward top end of the container. Opposed side seam portions of the tarp are secured to nylon pull cables and extend in guide channels secured adjacent top edges of opposed side walls of the container. The cables are secured together at a predetermined location and wound on a pulley whereby to pull the tarp from the drum in unison across the open top end. The drum is also secured to a pulley which is driven by a drive train assembly which also drives the cable pulley. The drive train assembly has a driven shaft and an idle shaft disposed in parallel and interconnected by a pair of sprockets which are secured on clutches.

Abstract: The present invention 10 discloses a plurality of movable transparent arcuate sections 12 that can roll on their own designated tracks 14 to enclose or expose a sun room or pool area 18. Thus, the present invention 10 is comprised of a plurality of overlapping transparent arcuate arches or sections 12 positioned on parallel tracks 14. The arches 12 can be selectively moved to any position on the parallel tracks 14. The two distal end arches have removable end closure panels 20. Each of the transparent panel members 22 or arch 12 are positioned within a frame member 16 having a plurality of wheels 36 engaging the spaced apart track members 14. Track members 14 are fixedly positioned to the ground or foundation structures 58 in a spaced-apart parallel configuration. Each side of an arch 12 consists of a plurality of wheels 36 fixedly positioned between spaced apart track elements 14 having hook-like terminations 53 to prevent dislocation of the frame member 16 from the track member 14.

Abstract: A display sign mounting system allows quick and easy mounting and tensioning of a display sign. The display sign has a substantially planar surface to which support members are mounted to form a perimeter frame. Bracket assemblies are attached to the support members. The bracket assemblies retain the substrate and allow for selective tensioning of the substrate to create a taut display as desired. A bracket assembly may have rotatable members to facilitate installation of the substrate. The substrate is wound on a spool assembly to facilitate transporting the substrate to and from a display sign location.

Abstract: A retractable screen apparatus having an upper bracketing component and a lower bracketing component mounted to the upper and lower portions of an opening respectively. Each bracketing component has a connection portion that is connected to upper and lower connection regions of a substantially vertical screen dispenser. A handle attached to the screen of the screen dispenser displaces the screen to a retracted position where the upper and lower laterally extended edges of the screen are contained in slideways in the upper and lower bracketing components. A connection system employing a double threaded screw allows the apparatus to be retrofitted to existing door moldings having a regular shaped surfaces.

Abstract: A retracting screen with its mounting and guiding apparatus for a door or window opening. The apparatus includes a housing from which and into which a screen is rolled, a drawbar for withdrawing the screen from the housing and for latching the screen in a closed position, and tracks for guidance of the drawbar across an opening. The housing is aesthetically mounted within a framed opening. The guidance system for the drawbar is adapted to accommodate slight structural variances in an opening by the cooperation between the drawbar structure and the elements of the track.

Abstract: A track system for use in a windlocking apparatus is disclosed and claimed. One embodiment includes a housing piece and an interfitting piece. The housing piece includes a channel and the interfitting piece includes a key which slidingly mates with the channel. The housing piece and the interfitting piece each have flanges having smooth contours thereon. Another embodiment employs a track having a first piece and a second piece with the first piece having at least one groove therein and the second piece having at least one protrusion thereon. The protrusion of the second piece interfits with groove of the first piece interlocking the first and second pieces together.

Abstract: What is disclosed is a roller screen intended for being mounted on the frame of a window opening, a door opening or the like, which roller screen comprises a gauze screen, a roll-up mechanism for said gauze screen, which is accommodated in a housing, a pull beam connected to the free end of said gauze screen, and guides for guiding said pull beam and the side edges of said gauze screen. The guides each consist of a substantially cylindrical outer housing, which can be fixed to the frame, and a likewise substantially cylindrical inner housing, which is accommodated in said outer housing in such manner as to be concentrically rotatable therein. The outer housing and the inner housing are each provided with a longitudinal slot which extends substantially along their entire length, wherein the longitudinal slots of the outer housing and that of the inner housing overlap, seen in their circumferential direction, in an operative position of the roller screen.

Abstract: A hanging for a roller blind, which is provided at its lateral edges with guide elements for positive cooperation with lateral guide devices, characterized in that the guide elements are formed by guide strips made from a flexible material, each guide strip being fixed at facing end portions on the hanging and the mutual spacing of the end portions of the guide strip in the fixed state is smaller than in a stretched state of the guide strip, so that a guide area of the guide strip located between the end portions and not joined to the hanging projects from the hanging and can be positively received in a guide device.

Abstract: An apparatus and method for windlocking a curtain over an opening in a building is disclosed and claimed. The windlocking curtain can reside to the exterior or to the interior of the window, door or other opening and protects it from the intrusion of air, water or debris. In its upper position the windlocking curtain permits normal use of the opening and in its lower position it secures the opening. A flexible corrugated curtain has tension rods therethrough and the tension rods run in tracks on each side of the curtain and necessarily on each side of the opening. Interengagement of the tension rods with the tracks is accomplished by deformations in the rods that are referred to as interrupts. In one embodiment the rods are successively longer from top to bottom of the curtain and their interrupts matingly wedge with angled tracks to secure the curtain. In another embodiment the interrupts matingly engage parallel tracks upon the application of force due to wind, fluid (usually water or sea water) or debris.

Abstract: A track system for use in a windlocking apparatus is disclosed and claimed. One embodiment includes a housing piece and an interfitting piece. The housing piece includes a channel and the interfitting piece includes a key which slidingly mates with the channel. The housing piece and the interfitting piece each have flanges having smooth contours thereon. Another embodiment employs a track having a first piece and a second piece with the first piece having at least one groove therein and the second piece having at least one protrusion thereon. The protrusion of the second piece interfits with groove of the first piece interlocking the first and second pieces together.

Abstract: A roll-up closure device for typically collapsible vehicle shelters of the type having a structure made of assembled tubular members and cross-members and a complementary covering therefor made of a flexible plastics material and defining at the front end thereof a door opening. The side walls of the shelter are inclined in such a way as to diverge from top to bottom, whereby the door opening has generally a isosceles trapezoidal shape. The device includes a pair of opposed side guide rails mounted at laterally opposite sides of the door opening so as to follow the angled sides thereof, an overhead motor driven roll-up boom extending above the door opening, and a flexible closure shaped like the door opening and having its lateral side edges slidably engaged in the guide rails, whereby the closure device does not substantially reduce the lateral dimensions of the door opening.