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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 |
| 7739957 | Hybrid gas generator An inflator 10 of the present invention contains: a housing 12, a cold gas chamber 16 within the housing 12 for storage of a stored gas supply, a pyrotechnic chamber 18 within the housing 12, a pyrotechnic charge 20 w... | 06/22/2010 |
| 7367584 | Gas generating system A gas generator (10) includes an igniter (27) and first and second inflation gas generant compositions (52, 52′) positioned to enable fluid communication with the igniter (27) upon activation of the igniter. Flow regulators (54, 54 | 05/06/2008 |
| 7357083 | Initiator An initiator is incorporated in an inflator in order to trigger the inflator through propagation of flame from an initiating explosive to a gas generator of the inflator. The initiator includes a closed-bottomed tubular capsule for accommodating the initiating explo... | 04/15/2008 |
| 7341615 | Filter with locating feature A filter (10) and an inflator assembly (15) for use in an inflatable vehicle passenger restraint system. The inflator assembly (15) includes an inflator housing (70) having a wall (71), a combustion chamber (72) formed in an... | 03/11/2008 |
| 7328751 | Powder operated tool A powder operated tool including a frame, a tool body and a reusable combined cartridge holder and ram rear end receiver. The frame includes an anvil section. The tool body is adjustably connected to the frame. The tool body comprises a ram, and a breech assembly co... | 02/12/2008 |
| 7322295 | Cartridge munition, particularly one of medium caliber A cartridge munition, as disclosed in U.S. Pat. No. 7,107,909, includes a cartridge shell (3) and a projectile (2) inserted into it. A propulsion chamber (4) is provided within the cartridge shell that receives a propulsive charge (5) tha... | 01/29/2008 |
| 7296504 | Pyrotechnic actuator of the variable-thrust-acting type The technical field of the invention is that of pyrotechnic actuators comprising a piston, the basic function of which is to exert a thrust so as to displace an object by shooting out the piston. More particularly, the invention relates to a pyrotechnic actua... | 11/20/2007 |
| 7293796 | Gas generator A gas generator, comprising a first and a second combustion chamber, each of which is associated with a propellant charge and an igniter, an outflow chamber with inflow- and outflow openings, arranged between the combustion chambers, and a partition plate dividing t... | 11/13/2007 |
| 7267365 | Inflator An inflator for a vehicle occupant restraint system. The inflator includes a cylindrical outer wall having a longitudinal axis and a first opening formed therealong for enabling fluid communication between an interior of the inflator and an exterior of the inflator.... | 09/11/2007 |
| 7252038 | Industrial ammunition A projectileless ammunition system (20; 320) includes a metallic case (22; 322). A propellant charge (26; 326) is carried by the case and covered by an over-powder member (24; 324) in the absence of a separate projectile. The ammunition i... | 08/07/2007 |
| 7237801 | Gas generating system A gas generating system (10) includes a tubular outer housing (12) having a longitudinal axis (L) and one or more apertures (12d) formed therealong to enable fluid communication between an interior of the outer housing and an exterior of ... | 07/03/2007 |
| 7229100 | Gas generator for seat belt pretensioner An apparatus comprises vehicle seat belt webbing (18), a cylinder (50), and a piston (60) movable in the cylinder to effect pretensioning of the seat belt webbing. The apparatus also comprises a fluid source (10) for providing fluid under... | 06/12/2007 |
| 7226078 | Inflator projectile Systems, methods, and apparatus for use in an airbag inflation system are disclosed. An explosively formable projectile piece is positioned adjacent to an opening and, upon deployment of an initiator, is forced through the opening, thereby changing the shape of the ... | 06/05/2007 |
| 7222880 | Inflator An opening portion 14 of an inflator housing 12 and a diffuser portion 20 are connected by welding, and an inflow portion 42 of a gas discharging port 40 is press-fitted in and connected to a first gas discharging hole 22 of... | 05/29/2007 |
| 7210703 | One-piece initiator device for inflators A one-piece initiator device including an end closure having a first end portion and a second end portion opposite the first end portion. The end closure forming a passage between the first end portion and the second end portion. A squib is at least partially positi... | 05/01/2007 |
| 7207597 | Gas generator for air bag and air bag apparatus When a gas generating agent 9a inside a first combustion chamber 5a is burnt, a gas generating agent 9b is prevented from being burnt by function of a metal thin plate 11 closing a communication hole 10 with a ... | 04/24/2007 |
| 7178829 | Inflator and method of assembly An inflator (10) for use in inflatable restraint systems. The inflator includes an inner body portion (12) defining a combustion chamber (20) and including one or more apertures (13) formed therealong to enable fluid communication between... | 02/20/2007 |
| 7173540 | Flash-bang projectile A flash-bang projectile that generates one or more noise pulses and one or more flashes of light. In generating a noise pulse, the flash-bang projectile provides a housing that includes a gas chamber that entraps air. The gas chamber includes a compression device th... | 02/06/2007 |
| 7163230 | Inflatable side curtain with fill tube Apparatus (10) for helping to protect an occupant of a vehicle includes an inflatable vehicle occupant protection device (14) inflatable between the vehicle side structure (16) and a vehicle occupant. The device (14) defines an inflatable... | 01/16/2007 |
| 7156025 | Method for controlling the burning pressure in a preinflator, preinflator per se and hybrid gas generator incorporating such a preinflator The present invention relates to a method and a device for making the combustion of a pyrotechnic compostion independent of the ambient temperature when combusting a pyrotechnic composition in a preinflator or combustion chamber (2) incorporating outlets but ... | 01/02/2007 |
| 7146897 | UV/visible light and anaerobic curable composition This invention relates to a visible light or UV/visible light and anaerobically curable composition for encapsulating the surface of the primer mix disposed in the primer cup, particularly for use in center fire ammunition. ... | 12/12/2006 |
| 7137341 | Distributed charge inflator system An inflatable system includes an inflatable component and an distributed charge inflator disposed in the inflatable component. The distributed charge inflator includes a first charge for generating inflating gas and a housing body connected to the first charge. The ... | 11/21/2006 |
| 7134689 | Inflator Combustion residues of a gas generating agent remain in an inflator due to composition of the gas generating agent, temperature difference between combustion gas and pressurized gas isolated by a rupturable plate, collision of the combustion gas against a wall surfa... | 11/14/2006 |
| 7125041 | Gas generator An igniter includes: an igniter assembly including an igniter main body having an ignition portion adapted to be ignited by an ignition electric current; an igniter collar which accommodates the igniter main body; a cup body having an opening portion, the igniter as... | 10/24/2006 |
| 7117779 | Driver for power tools A power source (10) for providing energy to drive a mechanical device including a receiving chamber (11) and discrete propellant charges (23) for selective detonation whereby gases generated by the selective detonation expand into the receiving ... | 10/10/2006 |
| 7112094 | Method for securing a flexible cable sheath to an electrical adapter shell A method for securing a flexible cable to an electrical adapter shell, the electrical adapter shell having a nipple having an outwardly opening channel, the method including the steps of extending the cable sheath over the nipple, providing a thermoplastic strap, co... | 09/26/2006 |
| 7107909 | Cartridge munition, particularly one of medium caliber A cartridge munition, particularly practice round, includes a cartridge shell (3) and a projectile (2) inserted into it. A propulsion chamber (4) is provided within the cartridge shell that receives a propulsive charge (5) that may be ign... | 09/19/2006 |
| 7094296 | Gas generants containing silicone fuels Gas generating compositions are provided containing silicone, a metal or nonmetal perchlorate oxidizer, and a coolant selected from the group including metal carbonates, metal bicarbonates, metal oxalates, and metal hydroxides. These compositions exhibit rapid and s... | 08/22/2006 |
| 7086574 | Explosion-operated power tool An explosion-operated power tool including a housing (1) having a cylindrical cavity (5) and a piston chamber (2) for receiving a drive piston (3) and communicating with the cavity (5), a breech bottom (8) located opposite t... | 08/08/2006 |
| 7073820 | Inflator An inflator (10) for a vehicle occupant restraint system. The inflator (10) includes a housing (12) having apertures (13) formed therealong to enable fluid communication between an interior of the housing (12) and an exterior of th... | 07/11/2006 |
| 7069863 | Industrial ammunition A projectileless ammunition system (20; 320) includes a metallic case (22; 322). A propellant charge (26; 326) is carried by the case and covered by an over-powder member (24; 324) in the absence of a separate projectile. The ammunition i... | 07/04/2006 |
| 7066092 | Industrial ammunition A projectileless ammunition system (20; 320) includes a metallic case (22; 322). A propellant charge (26; 326) is carried by the case and covered by an over-powder member (24; 324) in the absence of a separate projectile. The ammunition i... | 06/27/2006 |
| 7055855 | Gas generator for multi-stage air bag A multistage type gas generator for an air bag, which has a simple structure and can be easily manufactured and in which combustions of gas generating agents provided in a plurality of combustion chambers do not influence each other, is provided. In the multistage t... | 06/06/2006 |
| 7052040 | Gas generator for air bag The present invention provides a gas generator for an air bag where an operation performance is excellent and an amount of NOx generation is reduced. When a flame from a second igniter 32 advances just upwardly to ignite and burn a transfer charge 36, ... | 05/30/2006 |
| 7040656 | Inflator To provide an inflator which can be easily manufactured in a simple manufacturing process so as not to be disassembled. In an inflator, an orifice member 16 of a bottle 3 is provided with projections 43 formed on the periphery of the orif... | 05/09/2006 |
| 7040657 | Method of reducing nitrogen oxide in hybrid inflator The present invention provides a method of reducing an amount of NOx generated in actuation of a hybrid inflator. The present invention is a method of reducing nitrogen oxide which is generated in actuation of a hybrid inflator for an inflatable safety system of a v... | 05/09/2006 |
| 7032925 | Rupturable plate for inflator An inflator for an air bag, which inflates the air bag by a pressurized medium, has a rupturable plate that seals a pressurized portion of an inflator prior to an activation of the inflator. The rupturable plate is attached to the inflator by fixing a peripheral edg... | 04/25/2006 |
| 7007610 | Inflator An inflator (1) is disclosed for use in a safety device within a motor vehicle, for example, for inflating an air-bag. The inflator comprises at least one gas outlet (23) having an initial predetermined gas flow area. The or each gas outlet incorporate... | 03/07/2006 |
| 7004074 | Controlled fluid energy delivery burst cartridge A modified gas delivery cartridge. A conventional straight-sided brass cartridge case is primed and then filled with solid propellant. A burst cup is then inserted in the case mouth. The burst cup is embossed with a cross or other shape to promote predictable ruptur... | 02/28/2006 |
| 6983679 | Propellant magazine for a propellant-operated setting tool and a propellant-operated setting tool A propellant magazine for a propellant-operated setting tool and including a pocket foil (1, 11, 21) having a plurality of recessed, spaced from each other, pockets (2, 12, 22, 42) for receiving each a propellant (3, 13, 23), a cover foil (5,... | 01/10/2006 |
