Abstract: A device (1) for covering a surface is provided. The device includes: (a) a cover (10) of which each longitudinal edge is provided with a bead (12); (b) a rotatably mounted drum (2) capable of winding or unwinding the cover, movable on rails placed on either side of said surface; and (c) a system for continuously locking/unlocking the bead in the rails during the translation of the drum.

Abstract: A device for covering a surface and includes: (a) a covering of which each longitudinal edge is provided with a longitudinal strip ending in a flap; (b) a rotatably mounted drum capable of winding or unwinding the covering, and movable on rails placed on either side of said surface; (c) a system for continuous locking/unlocking of the flap in the rails during the translation of the drum, in which the covering includes at least one flap which makes it possible to isolate the portion of the longitudinal strip corresponding to the stuck flap portion, either from the atmosphere contained between the inner surface of the deployed covering portion and the covered surface portion, or from solar radiation.

Abstract: A device for covering a surface and includes: (a) a covering of which each longitudinal edge is provided with a longitudinal strip ending in a flap; (b) a rotatably mounted drum capable of winding or unwinding the covering, and movable on rails placed on either side of said surface; (c) a system for continuous locking/unlocking of the flap in the rails during the translation of the drum, in which the covering includes at least one flap which makes it possible to isolate the portion of the longitudinal strip corresponding to the stuck flap portion, either from the atmosphere contained between the inner surface of the deployed covering portion and the covered surface portion, or from solar radiation.

Abstract: A device (1) for covering a surface is provided. The device includes: (a) a cover (10) of which each longitudinal edge is provided with a bead (12); (b) a rotatably mounted drum (2) capable of winding or unwinding the cover, movable on rails placed on either side of said surface; and (c) a system for continuously locking/unlocking the bead in the rails during the translation of the drum.

Abstract: The invention relates to a device (1) for covering a surface (3) of which the contour defines a surface plane, said device comprising: (a) a substantially rectangular cover (10) wound onto (b) a drum (2) which is rotatably mounted on a carriage that can wind up or unwind the cover (10) by movement of the carriage in a longitudinal direction of the surface and thus allows the deployment of the cover or the removal thereof from the surface (3); and (c) a protective casing (20) mounted on said carriage, characterized in that the distance between the edge of the casing and the edge of the surface varies between a first stopping position dp, and a second movement position dm when the carriage moves the drum over the surface (3), and in that dm>dp.

Abstract: The invention relates to a device (1) for covering a surface (3), comprising: (a) a cover (10), each longitudinal edge of which is provided with a roll (12) formed by a core (12c) contained in a tubular sheath (12t) provided with a strip (12b) along the length thereof, said strip being attached to at least one surface of the cover; (b) a rotatably mounted drum (2) that can wind or unwind the cover (10), said drum (2) being mounted on a longitudinal translation mechanism comprising rails (6) arranged either side of said surface (3); and (c) a system for continuously locking the roll (12) of the longitudinal edges of the cover (10) in the rails (5), and unlocking said roll from same, during the translation of the drum, characterized in that the core (12c) of the roll is attached to the tubular sheath (12t) in such a way as to prevent it from sliding along the sheath.

Abstract: The invention relates to a device (1) for covering a surface (3) of which the contour defines a surface plane, said device comprising: (a) a substantially rectangular cover (10) wound onto (b) a drum (2) which is rotatably mounted on a carriage that can wind up or unwind the cover (10) by movement of the carriage in a longitudinal direction of the surface and thus allows the deployment of the cover or the removal thereof from the surface (3); and (c) a protective casing (20) mounted on said carriage, characterised in that the distance between the edge of the casing and the edge of the surface varies between a first stopping position dp, and a second movement position dm when the carriage moves the drum over the surface (3), and in that dm>dp.

Abstract: The invention relates to a device (1) for covering a surface (3), comprising: (a) a cover (10), each longitudinal edge of which is provided with a roll (12) formed by a core (12c) contained in a tubular sheath (12t) provided with a strip (12b) along the length thereof, said strip being attached to at least one surface of the cover; (b) a rotatably mounted drum (2) that can wind or unwind the cover (10), said drum (2) being mounted on a longitudinal translation mechanism comprising rails (6) arranged either side of said surface (3); and (c) a system for continuously locking the roll (12) of the longitudinal edges of the cover (10) in the rails (5), and unlocking said roll from same, during the translation of the drum, characterised in that the core (12c) of the roll is attached to the tubular sheath (12t) in such a way as to prevent it from sliding along the sheath.

Abstract: The invention concerns a device with a curtain which can be rolled up and unrolled between a shut position and an open position, whereby this curtain (1) comprises a belt (2,3) on each of its faces, whereby each belt (2,3) has successive teeth (5,6) in the longitudinal direction, whereby these belts (2,3) are situated opposite one another in such a way that they can mesh when the curtain (1) is being rolled up. At least one of these belts (2,3) comprises teeth (5,6) having at least one recess (8,9) in which at least one protruding part (10,11) of the teeth (5,6) of the other belt (2,3) can engage in such a way that the two belts (2,3) can mesh and such that one of these belts (2,3) can push the other belt (2,3) in their longitudinal directions.

Abstract: The invention concerns a device with a curtain (2) that can be rolled up and unrolled between a shut position and an open position comprising, near the lateral edges (3) on each face, a serrated belt (1,6) extending parallel to said lateral edges (3), whereby each of the belts (1,6) has successive teeth (5,8). The lateral face of the teeth, extending in the longitudinal direction of the corresponding lateral edge (3) of at least one of the belts (1,6) provided on a face of the curtain (2) rests on a supporting element when the curtain (2) is rolled up. This supporting element is provided on the other face of the curtain (2).

Abstract: The present invention concerns a method for producing a shutter (2) designed to be rolled up and unrolled, characterized in that on each face, opposite one another, is provided a serrated belt (3,4) comprising a succession of teeth, and in that, in order to make it possible for both belts (3,4) to mesh, the position of the teeth of at least one of the belts (3,4) is adjusted by deforming said belt (3,4) in such a way that both belts (3,4) can mesh, and that this mutual position of the belts (3,4) can subsequently be stabilized.

Abstract: A device for driving a drum (1) about the axis thereof, including a motor (2) which is mounted at least partially inside the drum (1) and a transmission (7) disposed between the motor (2) and the drum (1), characterized in that it further includes a device (10) enabling a forced current of cooling air to be created in a space (13,14) between the motor (2) and an inner wall of the drum (1).

Abstract: The invention relates to a flexible shutter device, designed for closing a bay or other opening which cooperates with drive means which permit a displacement of the flexible shutter between an open position and a closed position. The device comprises a drum which may turn about the axis thereof and about which the flexible shutter is wound in the open position thereof, forming a roll comprising turns made up of successive layers attaching one to the other and from which the flexible shutter can be unwound and pushed into the closed position thereof. Slides mounted on a fixed support provide guidance along the bay for the unwound part of the flexible shutter. Pressure or restriction elements (33, 50, 66) avoid buckling of the lateral edges (2,3) in the supported part thereof, extending between a first end (30) of the slides (4,5), nearest the roll and the roll.

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: The invention concerns a device with a curtain which can be rolled up and unrolled between a shut position and an open position, whereby this curtain (1) comprises a belt (2,3) on each of its faces, whereby each belt (2,3) has successive teeth (5,6) in the longitudinal direction, whereby these belts (2,3) are situated opposite one another in such a way that they can mesh when the curtain (1) is being rolled up. At least one of these belts (2,3) comprises teeth (5,6) having at least one recess (8,9) in which at least one protruding part (10,11) of the teeth (5,6) of the other belt (2,3) can engage in such a way that the two belts (2,3) can mesh and such that one of these belts (2,3) can push the other belt (2,3) in their longitudinal directions.

Abstract: The invention relates to a flexible shutter device, designed for closing a bay or other opening which cooperates with drive means which permit a displacementfo the flexible shutter between an open position and a closed position. The device comprises a drum which may turn about the axis thereof and about which the flexible shutter is wound in the open position thereof, forming a roll comprising turns made up of successive layers attaching one to the other and from which the flexible shutter can be unwound and pushed into the closed position thereof. Slides mounted on a fixed support provide guidance along the bay for the unwound part of the flexible shutter. Pressure or restriction elements (33, 50, 66) avoid buckling of the lateral edges (2,3) in the supported part thereof, extending between a first end (30) of the slides (4,5), nearest the roll and the roll.

Abstract: The invention relates to a set of doors for closing off a bay (6) in a wall (4), comprising a first flexible door (1) and a second door (2) having at least a rigid bottom edge (17), it being possible to impart an upward movement and a downward movement to each of these doors (1, 2) respectively into an open position and a closed position, the second door (2) being disposed so as to create a slit (31) between the wall (4) and the rigid bottom edge (17) of this second door (2) as it is moved upwards into the open position. The flexible door (1) is disposed at least partially between said second door (2) and said wall (4) and can be displaced through said slit (31) between its closed position and its open position when the second door (2) is in the open position.

Abstract: The invention relate to a flexible shutter device, designed for closing a bay (6), cooperating with drive means which permit the movement of the flexible shutter (1) between an open position and a closed position. The device comprises a drum (8) which may turn about the horizontal axis (11) thereof and about which the shutter is wound in the open position forming a roll of turns of successive layers of the shutter attaching one to the other and from which the flexible shutter can be unrolled and pushed into the closed position thereof. Suspension means for the drum comprise a suspension axis (13) parallel to the axis of rotation of the drum about which the rotational axis of the drum can oscillate. Contact elements (16, 36) exert a driving force on the roll essentially radial with relation to the drum.

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: The present invention concerns a method for producing a shutter (2) designed to be rolled up and unrolled, characterised in that on each face, opposite one another, is provided a serrated belt (3,4) comprising a succession of teeth, and in that, in order to make it possible for both belts (3,4) to mesh, the position of the teeth of at least one of the belts (3,4) is adjusted by deforming said belt (3,4) in such a way that both belts (3,4) can mesh, and that this mutual position of the belts (3,4) can subsequently be stabilized.