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...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 |
| 8069898 | Guide apparatus and method In a curtain assembly with a bracket, a guide apparatus includes a guide with a surface alignment tab and a bracket connector, for removable connection with a bracket, connected with the surface alignment tab. A first exit guide and a second exit guide locate a curt... | 12/06/2011 |
| 8016013 | Pull bar screen apparatus and system A pull bar screen apparatus and system in which screen is mechanically attached directly to a pull bar. Weld-less friction-lock cold-joining of screen and pull bar provides an improved pull-bar screen apparatus used in retractable pull screens. The pull bar screen a... | 09/13/2011 |
| 8011413 | Retractable screen door housing handle balancing system A horizontally extending screen door system having balancing cords that pull in a direction that opposes the force on a handle by the screen exerted by the wind up mechanism of the screen. ... | 09/06/2011 |
| 7918263 | High-speed door with a flexible curtain This high-speed door is provided for closing a bay made in a wall (4) delimited by a lintel and by two vertical sides. The door comprises: two lateral parts placed in an essentially vertical manner against each of the vertical sides of the bay; a shaft (12... | 04/05/2011 |
| 7900680 | Head rail assembly A head rail or head rail assembly for an architectural closure, the head rail including an elongate front wall having left hand and right hand longitudinal ends and an elongate bottom wall having left hand and right hand longitudinal ends. A left hand end structure ... | 03/08/2011 |
| 7624783 | Curtain system for domestic animal shelter Disclosed is a curtain system for a side of a shelter for domestic animals, wherein the side is open except for an animal restraining grid and the curtain system. The system includes an elongated tube horizontally mounted outside the grid. The tube carries a shaft a... | 12/01/2009 |
| 7441582 | Anti-bow roller tube housing assembly A roller tube housing includes a first housing portion and a second housing portion configured to lockingly engage with the first housing portion defining an interior and an exterior. A support cradle can be formed integral with the first housing portion. The suppor... | 10/28/2008 |
| 7438111 | Storm curtain with counterbalance system and drive component protection A storm curtain assembly (10) includes a fabric curtain (11) which may be wound onto a roll (17) and stored within a canister housing (16) when not in use, and substantially unwound from the roll (17) to cover an opening in a build... | 10/21/2008 |
| 7360575 | Roller blind system 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 ... | 04/22/2008 |
| 7354087 | Loading-space protection device for a motor vehicle A loading-space protection device includes a holding unit, in which at least one winding shaft for winding up or unwinding a flexible sheet-like structure is mounted, and fastening means for securing the holding unit in a functional position, fixed on the vehicle, i... | 04/08/2008 |
| 7347019 | Devices incorporating a bi-stable ribbon spring A bi-stable snap action ribbon spring incorporated into self-latching, spring-loaded mechanisms. The dual mode stability of the spring eliminates the need for complex latching mechanisms thereby simplifying the device manufacture and device reliability. The spring i... | 03/25/2008 |
| 7343956 | Protection device for a vehicle interior A protection device for a vehicle interior has a flexible sheet-like structure which is arranged movably between a compactly put-away rest position and an extended functional position and which is connected on the end side transversely to the direction of extension ... | 03/18/2008 |
| 7337822 | Retractable safety barrier A retractable barrier includes a rollup or otherwise retractable panel that can extend between two spaced apart support members. When not in use, the panel can retract onto one of the support members to permit passage. The barrier provides substantial impact resista... | 03/04/2008 |
| 7331369 | Sliding door magnetic latch A magnet holder constructed of a resilient material as a plural-sided box has an open side. A bar magnet within the magnet holder extends outwardly from the open side. A second side of the box has an arcuate convex shape extending outwardly. A hollow door frame stru... | 02/19/2008 |
| 7328466 | Retractable splash guard A splash guard includes a shield that deploys in one direction, such as horizontally, but that also can be moved in a transverse direction, such as vertically, relative to a housing upon deployment. The retractable shield is used in a bathtub environment to help for... | 02/12/2008 |
| 7322395 | Tambour door comprising a door leaf that can be rolled up and uses thereof Disclosed is a tambour door comprising a door leaf that can be rolled up. The door comprises a vertical roller frame for receiving the door leaf, a sliding bar, to which the rollable door leaf is fixed, and an upper horizontal guide rail, in which the sliding bar is... | 01/29/2008 |
| 7320637 | Filter window adapter unit A filter window adapter unit adapted for use with a main split-sash window of school buses is provided. The adapter unit includes a mounting frame adapted to be installed over the main split-sash window of the school buses. An inner sash is disposed fixedly in a low... | 01/22/2008 |
| 7299850 | Quick release roller shutter The present invention is directed to a roll-up partition comprising a rolling shutter, a shutter assembly, a flexible strap and a tensioner. The tensioner includes a locking mechanism that is configured to lock and unlock the flexible strap and a quick release mecha... | 11/27/2007 |
| 7299849 | Garage door, screen storing system The present invention provides a garage door screen storing system that is adapted for permanent mounting onto the exterior wall above a garage door. An aluminum steel cabinet with several advantages, including an electric moter being the power source that propels t... | 11/27/2007 |
| 7281752 | Portable vehicle and/or equipment storm shield A vehicle and/or equipment storm shield is provided as having a spool of membrane material, which may be relatively quickly un-spooled to provide a sheet of membrane material operative to substantially enclose the vehicle and/or equipment for protecting the vehicle ... | 10/16/2007 |
| 7261218 | Cover for a container opening The present invention relates to a cover for a container opening (1) having a flexible web (3) one end of which is movable from a first edge of the opening (1) towards a second edge of the opening (1) in order to close the opening by mean... | 08/28/2007 |
| 7237591 | Retractable safety barrier A retractable barrier includes a rollup or otherwise retractable panel that can extend between two spaced apart support members. When not in use, the panel can retract onto one of the support members to permit passage. The barrier provides substantial impact resista... | 07/03/2007 |
| 7231953 | Rollup door with direct connected drive motor unit 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 elastica... | 06/19/2007 |
| 7232176 | All vision The all vision visor is an extendable retractable polarized sun visor that utilizing a prism and light source that is rotative relative to a housing slot whereby the user can vary the color wavelength projected into the sun visor that refracts incoming sun rays, whi... | 06/19/2007 |
| 7219709 | Retractable gate A retractable gate removably attached between the door frames of a dwelling having a flexible screen attached to a rotatable shaft supported within a housing. The shaft is turned by a knob to retract the screen and is locked by a spring loaded ratchet attachment. | 05/22/2007 |
| 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 |
| 7207370 | Retractable safety barrier A retractable barrier includes a rollup or otherwise retractable panel that can extend between two spaced apart support members. When not in use, the panel can retract onto one of the support members to permit passage. The barrier provides substantial impact resista... | 04/24/2007 |
| 7204291 | Modular lid and actuator for underwater pool cover drum enclosure The present invention is a modular lid system for an underwater swimming pool cover or other underwater enclosure. The modular lid has a rigid lid portion which has an overall buoyancy such that the lid portion closes the enclosure underwater by force of gravity. Th... | 04/17/2007 |
| 7191816 | Retractable shade with collapsible vanes A retractable cover for architectural openings having collapsible vanes includes a support structure in the form of a sheet of material, monofilaments, tapes, ribbons, cords, or the like, supporting an upper edge of a plurality of vertically spaced, horizontally ext... | 03/20/2007 |
| 7185920 | Retractable wheel and track covers The invention provides a retractable cover apparatus, which when extended to cover the wheel or track area of a variety of vehicles minimizes the amount of spray and debris flying from the tires or tracks of the vehicle. The cover system is mounted to the frame of a... | 03/06/2007 |
| 7185694 | Sun shade for vehicles A sunshade for a vehicle such as an automobile includes a housing that is adapted to be mounted to a vehicle window and a drum member mounted for rotation within the housing about which a flexible, weblike shade element is wound. A retraction mechanism is provided f... | 03/06/2007 |
| 7185690 | Information presentation device An information presentation device and methods for mounting a display sheet to the device. The device includes an elongate housing having a first opening through which the display sheet passes. The display sheet is wound onto a drum within the housing. A releasable ... | 03/06/2007 |
| 7178792 | Child safety barriers A child safety gate includes a flexible barrier that is retractable into a housing and extendable across a passageway to inhibit passage by a child. An electrically operable extension lock solenoid inhibits barrier extension until activated by a parent. The gate inc... | 02/20/2007 |
| 7180665 | Display device having an extendible screen A display device (1) has an extendible screen (2) and at least one extendible side member (3). The extendible screen (2) is extendible in an extension direction from a relatively compact form to an extended form. The screen (2) in ... | 02/20/2007 |
| 7168195 | Scroll advertising device A scroll advertising display device which utilizes a housing which includes a windup mechanism which is attached to a sheet member with the sheet member to be extendable from the housing and then retractable by the windup mechanism to be confined in conjunction with... | 01/30/2007 |
| 7165688 | Retractable hanging apparatus A retractable hanging apparatus that includes an engagement structure, such as a bar, upon which an article is hung or secured, with the engagement structure being suspended by one or more lines that are attached to a spring-biased roller assembly rotatably mounted ... | 01/23/2007 |
| 7137428 | Car screen and window A ventilation device for automobiles having a screen which fits into the grooved portion of an automobile window opening so it can be moved adjustably up and down within the door. The screen is made from two layers, one of which has circular apertures and the other ... | 11/21/2006 |
| 7134473 | Anti-bow roller tube arrangement A roller tube support mechanism includes a roller tube including a roller tube body. The roller tube is configured to support a sheet material wound around the roller tube body along a length of the roller tube body between a first end and a second end of the roller... | 11/14/2006 |
| 7131481 | Flexible curtain rollup door with combination stiffening struts and windlocks 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 elastica... | 11/07/2006 |
| 7114543 | Top feed roller awning system A roller awning system is provided for a recreational vehicle having a slider. The system includes a housing for mounting on an outside wall of a recreational vehicle above the slider and a roll of awning is rotatably disposed within the housing and deployable from ... | 10/03/2006 |
