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Reward Candy Dispenser for Personal Computers
A personal computer peripheral, battery powered reward candy dispenser which immediately presents students with a single candy for each problem completed correctly.
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| Number | Title | Issue Date |
| 8156992 | Garage door apparatus A garage door is connected to a track extending from a front wall of the garage to a side wall within the garage. The garage door is horizontally moveable along the track, such as with a chain-driven mechanism, from a generally closed position within the garage vehi... | 04/17/2012 |
| 8091607 | Garage door bracket assembly with slidable roller housing The disclosure relates to a garage door assembly. The garage door assembly includes a plurality of interconnected garage door panels, a track and a cable. A bracket assembly is attached to one of the panels. The bracket assembly includes a moveable member including ... | 01/10/2012 |
| 8079399 | High-speed industrial door with a flexible curtain A high-speed industrial door includes a door leaf having a plurality of stiffening profiles and a flexible curtain. Each stiffening profile extends crosswise relative to a lateral passing over the door leaf and connects two hinge elements assigned to one another. A ... | 12/20/2011 |
| 8051890 | Expandable gate An expandable gate is described which includes a top horizontal guide rod, a bottom horizontal guide rod and vertical bar members extending from the top guide rod to the bottom guide rod. Each of the bar members has a top guide rod slot and a bottom guide bar slot a... | 11/08/2011 |
| 8016015 | Garage door lock An overhead opening door lock device for use with existing types of door systems having horizontally hinged panels carried on rollers confined within channeled roller tracks is attached on the interior side of the door and fixes the door in position relative to the ... | 09/13/2011 |
| 7997324 | Moveable barrier systems A support assembly for a barrier movable between open and closed positions over an opening comprises a track. The track is attached to the wall for guiding movement of the barrier between substantially vertical closed position and a substantially horizontal open pos... | 08/16/2011 |
| 7950438 | Doorway screening apparatus A screen closure for a garage doorway has a plurality of screened panels movable from an elevated, stored position in which such panels are side-by-side to an extended, operative position in which the panels extend vertically a distance sufficient to close the doorw... | 05/31/2011 |
| 7874342 | Wind resistant movable barrier A door system (20) having a door (21) movable between a closed position and an open position, a plurality of panels (40-43; 140-143; 240-243), a facer (45; 145; 245) generally defining the configuration of the panels,... | 01/25/2011 |
| 7866368 | Garage door panel construction and hardware Adjacent panels of a folding door included opposed edges having a tongue and groove, pinch proof construction. The panels are formed of spaced sheet metal sections with an insulating form between the sections. The panels are hinged along their opposed side edges by ... | 01/11/2011 |
| 7857031 | Guide assembly for overhead sectional door The guide assembly comprises corner brackets for mounting to the upper corners of a door jamb. Each corner bracket supports an elongated curvilinear track section and an elongated cam track. The curvilinear track section and the cam track each have a central concave... | 12/28/2010 |
| 7784520 | Garage mechanism protector The safety shield is formed of an elongate L-shaped rail shield engaged to a vertical surface adjacent a vertical rail located within the interior of a garage door. An L-shaped panel shield is engaged to the interior of each garage door panel proximate to the vertic... | 08/31/2010 |
| 7784521 | Tensioning tool for a counterbalance system for sectional doors A door system (10) including, a door (D) movably mounted on a track assembly (15), a counterbalance system (20) connected to the door and having at least one spring (25), a tool adapter (26) proximate at least one end of the counte... | 08/31/2010 |
| 7762305 | Slide rail structure for a window blind A slide rail structure for a window blind includes at least one extensible rail set, at least one pulley set, and a plurality of top brackets. The extensible rail set is provided with at least two slide rails which are loosely extended with respect to each other and... | 07/27/2010 |
| 7730928 | Overhead sectional door, hinge and stile assembly A hinge assembly pivotally couples adjacent panels together in an overhead sectional door. The panels include stiles between each lateral end of the panel to which the hinge assemblies are attached. The hinge assembly includes an upper hinge leaf on an upper panel w... | 06/08/2010 |
| 7726378 | Door supported for movement on tracks between full and partial open and closed positions A door assembly includes multiple door panels arranged in series along laterally spaced tracks, extending laterally between the tracks, and supported for movement on the tracks. A first pair of hinge plates is secured to a first door panel, each member of the first ... | 06/01/2010 |
| 7708049 | Sheet door system with transition wheels A door system includes a flexible corrugated closure member guided between door open and closed positions in spaced apart opposed vertical and horizontal sets of guide tracks and further guided by transition guide wheels mounted on an enclosure frame for guiding the... | 05/04/2010 |
| 7665504 | Overhead door bracket An overhead door bracket for attachment of the main arm of an overhead door opener to a metal overhead door for the purpose of opening and closing the door. The inventive bracket has a relatively wide mounting plate which spans the distance between the portions of t... | 02/23/2010 |
| 7635017 | Sectional door cable tensioner A cable tensioner (20) for a sectional overhead door (D) having a motor-driven counterbalance system (30) including, a spring-loaded axle (31), cable drums (24) carried by the axle, cables (C) attached to and interconnecting the cable dru... | 12/22/2009 |
| 7549456 | Movable barrier roller guard A door system (10) having, a door (D), a plurality of track sections (16, 17, 18) having a cross-section defining an interior track area (50) that is accessible though an opening (51) therein, a roller (25) received in the interior... | 06/23/2009 |
| 7469737 | Support system for a sectional door A door system is provided for a door opening defined by a pair of vertically spaced jambs, a header positioned near the vertical extremity of the jambs, and a floor supporting the jambs. The door system includes a door, a plurality of track sections, the door being ... | 12/30/2008 |
| 7401635 | Device for providing shade inside rooms The invention relates to a device having a plurality of parallel lamellae and an actuating device. The lamellae can be brought together to form a packet and connected to a pivoting element for pivoting purposes. The pivoting element has a first end and a plurality o... | 07/22/2008 |
| 7393042 | Sliding feed door for horse trailer The sliding feed door for horse trailer is a door panel having lower and upper ends and a window. The feed door has a latching handle to secure the door in open and closed positions. Door hinges are pivotally attached to the upper sides of the feed door. A spring to... | 07/01/2008 |
| 7370684 | Door shutter mechanism A stacking mechanism for shutter members of a shutter mechanism, comprising: a rotatable screw with external thread of length L and pitch P1; a plurality of N traveling nuts mounted on the screw, having internal thread of pitch P1 and external thread o... | 05/13/2008 |
| 7370682 | Roller shutters A rolling door or shutter (1) has a series of preferably planar panels (3, 3A) which are joined by pairs (6) of pivotally connected hinge members (7, 8). The shutter slides up and down with its side edges guided in tracks (2). When... | 05/13/2008 |
| 7367160 | Door operator system An operator for use in connection with a door system including an axle having an operator framework supporting an operator motor, the operator framework defining a clearance adapted to insertably receive the axle therein, a gear assembly defining a bore in which the... | 05/06/2008 |
| 7350333 | Brake device for garage doors and the like A brake device (1) is for use with a cable-operated door (3), such as garage doors (3) and the like. The device (1) is intended to reduce the risk of the door (3) falling, or at the very least slow down its descent, in the event of... | 04/01/2008 |
| 7316372 | Fuselage spar for aircraft and central sparbox provided with such a spar A fuselage spar for aircraft is vertically mounted between an upper surface panel and a lower surface panel of the fuselage at the junction between a first wing structure spar and a second wing structure spar symmetrical with the first wing structure spar relative t... | 01/08/2008 |
| 7308973 | Door interlocking system A door panel position control mechanism for a multiple panel horizontal sliding door assembly of a freight elevator landing. The mechanism comprises a multiple node scissors linkage that is configured to be easily installed and initially adjusted and which has its p... | 12/18/2007 |
| 7308926 | R and R security screen garage door A screen door that can be utilized in conjunction with an electronic garage door. The screen door can be attached or detached from the garage door and has the same size and shape as the garage door. The screen door runs up and down on its own set of tracks and has n... | 12/18/2007 |
| 7299853 | High wind load resistant sectional wood overhead door, assembly, and methods A sectional wood overhead garage doors to withstand very high wind loads such as those created by hurricane force winds typically greater than 90 mph and which can be greater than 140 mph. The door meets design pressures of −65 psf and +48 psf. The door includes p... | 11/27/2007 |
| 7267399 | Motion assembly and open roof assembly provided therewith A motion assembly is provided for moving a number of panels between a coplanar position in which the panels are positioned adjacent each other and extend in the same plane, and a stacked position in which the panels are positioned one on top of the other. Each panel... | 09/11/2007 |
| 7254868 | winding and anti-drop assembly for door counterbalance system A counterbalance system (25) for a door (D) movable between a closed position and an open position having an axle (20), a cable drum (15) attached to the axle, a winding shaft (35) interconnected with the axle by a counterbalance spring (... | 08/14/2007 |
| 7228597 | Partition apparatus and hinge apparatus A partition apparatus or system having one or more panels each releasably fixed with respect to a hinge element. The hinge element has at least one hinge leaf, each with an outer edge. Each hinge leaf has at least one opening, preferably multiple openings, extending... | 06/12/2007 |
| 7228883 | Motorized barrier operator system utilizing multiple photo-eye safety system and methods for installing and using the same A movable barrier operator system includes a motorized operator which moves a barrier between limit positions, and a photo-electric safety system connected to the motorized operator. The photo-electric safety system monitors for obstructions at more than one height ... | 06/12/2007 |
| 7225519 | Assembling method using marked information An assembling method for assembling an assembly by combining a plurality of mating members with each other, wherein inherent information regarding dimensions of individual members, which is necessary for the combination of members, has been marked on the member surf... | 06/05/2007 |
| 7222457 | Reset mechanism for a panel guide and impact separation system for a sliding door A sliding door for selectively opening and closing an opening is disclosed. The door is comprised of a door panel having a top, a bottom, a leading edge and a trailing edge. The door panel translates laterally relative to the opening between a closed position and an... | 05/29/2007 |
| 7219392 | Breakaway track system for an overhead door An overhead garage door (10) includes a plurality of panels (11) each carrying rollers (12) which ride in a track assembly (15). The track assembly (15) includes a generally vertically positionable component (16), a generall... | 05/22/2007 |
| 7201207 | Overhead sectional door, hinge and associated method An overhead door and associated mating panels includes a number of hinges to pivotally couple adjacent overhead door panels. Each door panel includes a back metal skin presenting a back face. Each hinge includes a lower hinge leaf a pair of hinge legs projecting gen... | 04/10/2007 |
| 7178197 | Guard assembly for a sectional garage door A guard assembly is provided for use with a sectional garage door. The sectional garage door includes a plurality of sectional panels connected by garage door hinges. Each hinge is comprised of a first hinge plate attached to one of the sectional panels with a first... | 02/20/2007 |
| 7174673 | Jack-shaft operator assembly having connecting plate secured by a coupler to a drive member A shaft operator assembly for moving a door assembly which includes a movable door leaf and a door shaft attached to the door leaf for common movement together. A shaft connecting unit includes a shaft connecting element and a connecting plate element and connects a... | 02/13/2007 |
