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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 |
| 7931069 | Active tension device for a window covering A tension device that prevents a window covering from operating properly until the tension device is installed. The tension device incorporates a drive wheel, casing, anchoring arm and drive stud. The drive stud has two sections, one keyed and one cylindrical. Befor... | 04/26/2011 |
| 7866367 | Control device for slat blinds A control device for blinds includes a transmission unit, a scrolling unit and a tilting unit, the transmission unit includes a case in which a coil spring and a gear unit are received. The coil spring is connected between the gear unit and the case. The scrolling u... | 01/11/2011 |
| 7793700 | Window blind safety device A window blind safety device that fully conceals the lift cords and continuously maintains tension on the lift cords located between the slats of the blind. The present invention comprises a back plate for mounting adjacent to a window; a slide movably attached to t... | 09/14/2010 |
| 7766068 | Adjustable bottom rail for venetian blinds and use of adjustment means therefor Known bottom rails fulfill the requirements stiffness and adjustability at the time of installation, but a noted inequality in the load on the individual raising cord cannot be corrected without a complex dismantling of the bottom rail. According to the invention th... | 08/03/2010 |
| 7637302 | Lock lever mounting bracket for headrails on coverings for architectural openings A mounting bracket for a covering for architectural openings such as windows, doors, archways, and the like, includes complementary components on the headrail and the mounting bracket to permit the head rail to be inserted into and automatically locked to the mounti... | 12/29/2009 |
| 7493932 | Blind fixing holder A blind fixing holder includes a first convex wall and a second convex wall facing each other for assembling a roller thereon. The first and the second convex wall are respectively and symmetrically bored with a vertical slide groove and a horizontal slide groove co... | 02/24/2009 |
| 7424905 | Window blind A supplement blind enhancement for a window blind includes a plurality of enhancing blades positioned between every two adjacent slats of the window blind, a control system having a control slider, a blade controller extended from the control slider to slidably shif... | 09/16/2008 |
| 7373965 | Window shade lift cord apparatus A window shade lift cord apparatus includes a seat, a control switch and a cord assembly. The seat has an aperture on the bottom and axles in the interior. The control switch includes an anchor member and a depressing member that are movably coupled together and int... | 05/20/2008 |
| 7370683 | Lifting-cord winding mechanism of solar-radiation shielding device A lifting cable winding mechanism of a solar radiation shielding device capable of uniformly winding lifting cables for lifting solar radiation shielding materials on the peripheral surfaces of winding drums and minimizing the extra lengths of the lifting cables rem... | 05/13/2008 |
| 7367377 | Winding device for Venetian blind A winding device for a Venetian blind includes at least one support seat secured to a headrail to correspond to the position of at least one pull cord and having an inside formed with a through hole and a side formed with a guide hole, and at least one slide bushing... | 05/06/2008 |
| 7360574 | Device for controlling a venetian blind The invention relates to a device for controlling a venetian blind, the device comprising a top module for transforming rotary movement of a horizontal drive roller into rotary movements in a determined direction a horizontal driven roller. According to the inventio... | 04/22/2008 |
| 7343957 | Guide roller seat for cord of window covering A guide roller seat for a window covering includes a seat body, and a plurality of guide rollers rotatably mounted in the seat body to guide movement of a cord which is extended between an automatic winding mechanism and a covering body of the window covering. Thus,... | 03/18/2008 |
| 7341091 | Control device for Venetian blinds and its control method A control device for Venetian blinds and a control method includes a position unit, a rope-control unit and a movement limit unit. The position unit is fixed in an upper rail. The rope-control unit consists of a wind wheel, a rope, an engage wheel and a clutch. The ... | 03/11/2008 |
| 7311132 | Self-equalizing corded window covering and breakaway coupling member for same A cord-operated window covering is provided with means for equalizing the individual lift cord lengths to maintain a horizontal and level bottom rail, while avoiding the choking danger to small children presented by exposed cord loops that can become entangled with ... | 12/25/2007 |
| 7311133 | Lift and tilt station for a covering for an architectural opening A modular blind transport system for a window blind application. The complete system may be assembled form a relatively small number of individual modules to obtain working systems for a very wide range of applications, including especially a category of counterbala... | 12/25/2007 |
| 7311134 | Pulling cord winding apparatus for window shades A pulling cord winding apparatus for window shades includes an upper cap, a lower seat, two elastic take-up reels, two elastic coils, a brake member, and a push rod. The brake member has two arched pressing plates on two sides extended outwards to form respectively ... | 12/25/2007 |
| 7308927 | Window blind system The present invention discloses a window blind system, comprising a shading arrangement and an alternating hanging device vertically extended downwardly to support a plurality of slats in position, wherein a predetermined portion of the slats are both supported by t... | 12/18/2007 |
| 7284736 | Mounting bracket A one-piece bracket for mounting the headrail of a covering for an architectural opening comprises a generally L-shaped piece having a system for retaining the headrail on the bracket and restricting movement of the headrail on the bracket. ... | 10/23/2007 |
| 7281563 | Venetian blind with a cord-winding device A venetian blind includes a covering unit, and a cord-winding device. The covering unit includes a plurality of slats and two lifting cords. The cord-winding device includes a casing fixed on the headrail, a plurality of spring-surrounding members disposed rotatably... | 10/16/2007 |
| 7281564 | Tassel for a covering for an architectural opening A tassel for use in a covering for an architectural opening is provided with an opening in one end for receiving a flexible elongated member of the type used in operating such coverings and an opening of a different configuration in the opposite end for receiving a ... | 10/16/2007 |
| 7264035 | Temporary window covering The invention is directed to a temporary window covering that may include a pleated cover formed from a sheet of material having a plurality of horizontal creases extending across the width of the sheet thereby defining a plurality of pleats, a bottom rail attached ... | 09/04/2007 |
| 7258297 | Reel assembly for a venetian blind A reel assembly includes a bracket and a reel pivotally received in the bracket. The bracket has a slanted face formed on a top face of the sidewall to be adjacent to the cutout for facilitating receiving of the extensions in the cutouts. A supporting arm is formed ... | 08/21/2007 |
| 7210646 | Cord seat assembly A cord seat assembly includes a seat, a spool rotatably supported by the seat, and a cord. The seat includes an end wall and a through-hole in a bottom thereof. The cord extends through the through-hole of the seat. The cord is wound around the spool and includes an... | 05/01/2007 |
| 7204292 | Window blind having multiple driving modes A window blind is constructed to include a headrail, a blind body suspended below the headrail, a linking mechanism mounted inside the headrail and having a power input device fastened pivotally with the headrail and an actuator rotatable with the power input device... | 04/17/2007 |
| 7185692 | Fabric blind slat for window blind A fabric blind slat for a window blind includes a base fabric made from an opaque knitted fabric, two coil units respectively coupled to and extended along two opposite edges of the base fabric, and two supporting sleeves respectively enclosed inside the two coil un... | 03/06/2007 |
| 7185691 | Reversible pull cord mechanism and system A reversible pull cord mechanism adapted for rotating a shaft in one direction when the pull cord is pulled in a first direction and rotating the shaft in the opposite direction when the pull cord is pulled in a second direction. ... | 03/06/2007 |
| 7178576 | Cord member control device for venetian blind A cord member control device is mounted in a bottom rail of a Venetian blind to support a lift cord and a ladder tape of the Venetian blind. The cord member control device includes a pulley assembly holding a pair of wheels over which the lift cord passes, and a loc... | 02/20/2007 |
| 7159636 | Slat control mechanism for venetian blinds A slat control mechanism for Venetian blinds includes a control assembly, guide sliding assemblies, a linkage drawing plate, and abutting members wherein first rope ladders are suspended between upper and lower beams of a Venetian blind for the abutting position of ... | 01/09/2007 |
| 7117920 | Automatically activated cord lock A cord lock for use in a window covering for selectively locking lift cords in a predetermined position includes a housing adapted to be fitted in the head rail of the window covering with the housing having a pivotal locking lever with a cord gripping formation at ... | 10/10/2006 |
| 7117919 | Cordless blind with lock mechanism A cordless blind contains one or more spring motors, one or more cord collectors and a lock mechanism. The lock mechanism has a button or lever or two buttons or levers which when pressed and released will change the lock from a locked position, wherein the lift cor... | 10/10/2006 |
| 7114545 | Magnetic catch for bottom rails of coverings for architectural openings A magnetic catch is used on coverings for architectural openings to releasably retain the coverings in an extended position and immediately adjacent to the framework of the opening. Magnetic components are installed on the covering and the framework surrounding at l... | 10/03/2006 |
| 7108039 | Slat structure A slat structure includes a plurality of support sticks integrally woven with a woven fabric into a piece of decoration article wherein the support sticks are equidistantly wrapped in place by the woven fabric, and an adhesive layer is coated at the upper and lower ... | 09/19/2006 |
| 7100666 | Tubular slat for covering for architectural openings A slat or vane (30) for use in a covering for an architectural opening is suitable for use in either a horizontal or vertical orientation and in a horizontal orientation will not sag or droop, and in a vertical orientation will rotate uniformly along its leng... | 09/05/2006 |
| 7055231 | Method of manufacturing a prefinished fiberboard shutter A shutter manufacturing method provides a coated manufactured wood substrate sheet. A plurality of attached shutter components are identified. The attached shutter components are configured edge-to-edge and end-to-end so as to comprise the substrate sheet. The attac... | 06/06/2006 |
| 7055572 | Window blind having fabric slats A window blind includes a headrail, a bottom rail and a plurality of fabric slats arranged in parallel between the headrail and the bottom rail. Each fabric slat has two stiff support rods disposed at the two opposite long sides thereof. A plurality of ladder tapes ... | 06/06/2006 |
| 7048028 | Mounting bracket and headrail assembly A mounting bracket and headrail assembly for supporting an elongated member from which a plurality of valences may be suspended, and a method of using the mounting bracket and headrail assembly. The mounting bracket has a catch and resilient spring clip to securely ... | 05/23/2006 |
| 7028739 | Roller mount on the upper beam of venetian blind A roller mount on the upper beam of a Venetian blind is made up of a bottom board, and a pair of opposite side boards wherein each side board thereof is provided with an arc opening through hole concaved at the upper edge thereof for a protruded fixing post of an ad... | 04/18/2006 |
| 6981539 | Hardware and clutch mechanism for window treatment A window treatment support, such as a support for a cellular shade and other kinds of shades, includes a head rail, a clutch mounted on the head rail to support and operate a window treatment; and a cord engaging the clutch for selectively raising and lowering the w... | 01/03/2006 |
| 6968884 | Modular transport system for coverings for architectural openings A modular blind transport system for a window blind application. The complete system may be assembled form a relatively small number of individual modules to obtain working systems for a very wide range of applications, including especially a category of counterbala... | 11/29/2005 |
| 6962187 | Spools for horizontal blinds The present spools are shaped as flared cylinders. In one embodiment, the spools have a minimum circumference at a center, and maximum circumferences at outer portions thereof. In another embodiment, the spools flare from a maximum diameter adjacent a first side wal... | 11/08/2005 |
