Abstract: A device for covering a surface including a substantially rectangular cover (10) having first and second longitudinal edges each provided with a protruding convex bead (12) having a minimum diameter (d), two rails (6) including a groove, the opening (14) of which has a maximum width (Lo), a drum (2) that is able to move above the surface in order to deploy or retrieve the cover, an insertion system (16) for continuous insertion of the convex bead (12) into the groove. The convex head (12) of each longitudinal edge and the groove of the corresponding rail are configured such that, once inserted into the space (14e) by the insertion system, the convex bead occupying the space alone cannot be removed solely by the action of a force (F) applied parallel to the transverse axis (Y) in the direction of the surface to be covered.

Abstract: A device for covering a surface including a substantially rectangular cover (10) having first and second longitudinal edges each provided with a protruding convex bead (12) having a minimum diameter (d), two rails (6) including a groove, the opening (14) of which has a maximum width (Lo), a drum (2) that is able to move above the surface in order to deploy or retrieve the cover, an insertion system (16) for continuous insertion of the convex bead (12) into the groove. The convex bead (12) of each longitudinal edge and the groove of the corresponding rail are configured such that, once inserted into the space (14e) by the insertion system, the convex bead occupying the space alone cannot be removed solely by the action of a force (F) applied parallel to the transverse axis (Y) in the direction of the surface to be covered.

Abstract: A device for covering a surface includes (a) a covering, each longitudinal edge of which is provided with a projecting element; (b) a rotatably mounted drum suitable for rolling up or unrolling the covering, and movable in translation on rails placed on either side of the surface; (c) a system for continuously locking/unlocking the projecting element in the rails during the translation of the drum. The projecting element includes a multitude of discreet elements distributed along each longitudinal edge separated from one another by an average distance (d).

Abstract: A device for covering a rectangular surface is provided that includes a cover (10) rotatably mounted on a drum (2), the device being capable of winding and unwinding the cover between an uncovered position and a covering position, rails (6) attached along the longitudinal sides of the surface, each of the rails includes an opening (6o) allowing the longitudinal edges (10L) of the cover to be locked in an air-tight manner, a blower system (51) suitable for blowing air (51a) into a volume under the cover and a flap (41) having an end (41s) which is sealed over a whole length of the second transverse side of the surface, a free end (41L) opposing the sealed end, such that the free end of the flap is in contact with the surface, the flap forming an air-tight seal between the cover and the surface along the second transverse side thereof.

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 present invention relates to a device for covering a surface comprising a drum mounted to rotate and able to wind up or unwind a cover.

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 device for covering a surface such as a swimming pool, a sports field, a glazed surface, a vehicle body, including: (a) a drum rotatingly mounted and capable of winding or unwinding a cover, said drum being mounted on longitudinal translation mechanisms including rails provided on either side of said surface; (b) an attachment system for said cover at one transverse end of the surface to be covered so that the translation and the rotation of the drum results in the winding/unwinding of the cover above the surface to be covered; (c) a system for continuously locking the longitudinal edges of the cover onto said rails that is progressively fitted during the unwinding operation.

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 present invention relates to a device for covering a surface comprising a drum mounted to rotate and able to wind up or unwind a cover.