Did You Know...
...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 8322396 | Screening arrangement having an end piece with an integrated roller shaft In a screening arrangement comprising a top element, a bottom element, and a screening body, the top element includes two end pieces (410) and a spring-biased roller bar mounted on a roller shaft (461). The roller shaft (461) and one of the end ... | 12/04/2012 |
| 7802610 | Retractable closure apparatus for mobile containers An apparatus for the safe closure of the open area of mobile containers, having a tarp connected to a spring loaded tarp assembly and to the container by brackets. These brackets allow the tarp to be lowered and raised using the spring loaded tarp assembly. A metal ... | 09/28/2010 |
| 7237592 | Maneuvering mechanism and closing installation or sun protection installation incorporating one such device A mechanism (1) comprising a driving element (4) for rotationally driving a winding shaft (2) for a closing or sun-protection installation of an opening (0) and at least one spring (5) for compensating a weight of the installation.... | 07/03/2007 |
| 7234503 | Roll screen for reduction device The present invention relates to a reduction device for a roll screen, as a compressive piston of a reduction part comes in and out inside of a cylinder combined with a one end of inside of a winding bar, to a device being capable of winding and loosening the roll s... | 06/26/2007 |
| 7210513 | Screen frame with integral roll screen compartment and improvements thereof A sliding screen frame for a closure assembly having an opening and an existing track for mounting a screen, the screen frame has framing sections with both inner and outer side edges, and a housing from which a screen is payed out and accumulated. The framing secti... | 05/01/2007 |
| 7128124 | Adjustable tension shade assembly The adjustable tension shade includes a spring motor, an axle, and a shade roller. The spring motor is mounted to the axle and drives the shade roller. The axle has an adjustable telescoping shaft and the free ends of the axle are spring-biased outwardly away from e... | 10/31/2006 |
| 7100668 | Control units A control unit for use in a window blind head rail assembly includes a sprocket wheel, a chain guard housing, a sprocket support and wrap spring, a splined bush for engagement with a roller blind tube and a center pin, wherein the center pin has a center-pin head an... | 09/05/2006 |
| 7086441 | Hydraulic governor device for use with a rotational shaft, and door assembly including the same A hydraulic governor device for use with a rotational shaft of a door assembly for controlling a rotation of said rotational shaft. The device includes a sleeve; first and second end coverings mounted respectively onto first and second ends of the sleeve so as to de... | 08/08/2006 |
| 7080676 | Fenestration unit with screen coil apparatus A fenestration unit including screen coil apparatus is provided by the invention. The fenestration unit includes a frame defining an opening. A sash- is slideably received by the opening of the frame. The fenestration unit includes a screen coil assembly attached to... | 07/25/2006 |
| 6991019 | Screen A screen is constructed to have a screen case, a support member fastened to one side of the screen case and a reel pivotally mounted inside the screen case and rolling up a screen body. The reel has a flat inside stop face and a plug member is fixedly fastened to on... | 01/31/2006 |
| 6938667 | Automatic wind-up screen device An automatic winding screen device has a coil spring fixed to a bracket at one end of a winding box, the other end of the coil spring being fixed to a winding shaft, and a damper for alleviating impact and collision noise. Between the damper on a shaft fixed to the ... | 09/06/2005 |
| 6935401 | Universal brackets for roller shade Generally speaking, in accordance with the invention, an improved window treatment system is provided. The system includes a head rail, a spring clutch disposed at one end of the head rail and an idler disposed at the other end of the head rail. Significantly, a pai... | 08/30/2005 |
| 6902141 | Roller shade mounting system A roller shade mounting system includes a pair of assemblies for limiting sagging in a roller shade tube. The assembly includes a single bearing supported by a shaft to position the bearing at a distance from an end of the tube. Alternatively, the assembly includes ... | 06/07/2005 |
| 6715525 | Separation devices for motor vehicles A separation device for a motor vehicle, with a flexible flat shaped article, which is held on a winding shaft located in a box housing between a rolled-in rest position and a pulled-out protective position which is rigidly connected to the vehicle with holding devi... | 04/06/2004 |
| 6666252 | Winding mechanism A winding mechanism for controlling the retraction and deployment of an architectural covering, such as a window blind or shade having a winding element 12, about which the covering, or its lift cord or tapes are wound and unwound with rotation of the win... | 12/23/2003 |
| 6591556 | Self-centering pivotal canopy A canopy assembly for sheltering a drive-up ordering station of a fast food restaurant can pivot out of the way when impacted by a vehicle and return automatically to a centered position. A centering feature mounted to a column supporting a roof structure... | 07/15/2003 |
| 6443210 | Winding mechanism A winding mechanism for controlling the retraction and deployment of an architectural covering, such as a window blind or shade having a winding element 12, about which the covering, or its lift cord or tapes are wound and unwound with rotation of the win... | 09/03/2002 |
| 6435254 | Flexible retractable door A flexible, retractable assembly for use as a door, space divider, covering or the like which comprises a sheet such as Mylar polyester film having a permanent memory set to roll up on itself or otherwise retract automatically into a coil, accordion, or o... | 08/20/2002 |
| 6167961 | Small diameter run in whipstock and method for setting in large diameter casing A whipstock assembly 10 for setting within a casing C on an anchor A diverts a cutting mill M to cut a window in the casing. The whipstock assembly is passed through a restriction positioned above the location where the whipstock assembly is set, is lower... | 01/02/2001 |
| 6155328 | Winding mechanism A winding mechanism for controlling the retraction and deployment of an architectural covering, such as a window blind or shade having a winding element, about which the covering, or its lift cord or tapes are wound and unwound with rotation of the windin... | 12/05/2000 |
| 5947544 | Electromechanical sun visor for motor vehicle windows An electromechanical sun visor for a motor vehicle window includes a sun shade screen rolled onto a spring-loaded takeup roller and a roller housing attachable to the interior of the roof of the vehicle adjacent the window upper side. A rotatable shaft is... | 09/07/1999 |
| 5934354 | Security shade support assembly A security shade support assembly for mounting a roller tube having a flexible panel wound thereon within a motor vehicle includes a housing extending axially, an axle extending through the housing, a bearing receiving the axle and cooperating with the ho... | 08/10/1999 |
| 5787952 | Disappearing Screen An integrated window screen system including a roller screen assembly which provides for out of view storage of the screen material (22). The screen material (22) is attached to the sash (10) of a double hung or similar window. The opposite edge of the sc... | 08/04/1998 |
| 5711568 | Retractable cargo cover A retractable cover for a vehicle cargo area includes a roller containing a bungee cord, operative as a retraction mechanism. The covers are fabricated of an opaque cloth or vinyl material, or a transparent or screen material. The covers may be deployed l... | 01/27/1998 |
| 5544689 | Window attachment screen system A window attachment screen system using a roller screen assembly provides out of view storage of a screen material (16). The screen material (16) is attached to the sash (44) of a double hung or similar window. Operation of the screen material (16) is cau... | 08/13/1996 |
| 5300867 | Electric drive arrangement for a cord winding and dewinding winch In an electric drive arrangement for a cord winding and dewinding winch (22), in particular for cord-operated screening and opening/closing devices for windows and doors, in which the operating cord (4) is connected with said device for moving it in one d... | 04/05/1994 |
| 4947937 | Spring-operated tambour apparatus In a tambour door opening/closing apparatus, a tambour door is moved along a longitudinal axis between open and closed positions under restraint of a frame guiding opposed sides of the door. A constant spring is mounted to the tambour door and has a secti... | 08/14/1990 |
| 4751953 | Lateral pull roll-up blind A lateral pull roll-up blind includes a drive housing member which is provided with lateral connecting elements which are situated within the outline of the driving wheel. These connecting elements, as well as compatible connecting elements of a carrier a... | 06/21/1988 |
| 4487245 | Torque-adjusting device for use in a roller blind A torque-adjusting device for twisting and untwisting a spring-motor built in a roller assembly is equipped with an easily operatable handle ring. The device includes a brake drum secured to a mounting bracket, a coil spring fitted on the brake drum, an i... | 12/11/1984 |
| 4042028 | Adjustable tube shade roller A shade roller, comprised of a tube into which the motor drive is inserted into one end leaving it fully adjustable in length as it is slid in or out of the tube (Main Body), using any means of screw adjustment, shims etc. One end of the motor has a stand... | 08/16/1977 |
