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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 |
| 7014017 | Electronic parking brake actuating assembly An actuating assembly for an electronic parking brake includes a housing and motor secured to the housing and having an output shaft. A cable assembly is rotatably driven by the motor. A cable is anchored at a first end to the cable assembly and wraps around the cab... | 03/21/2006 |
| 6971489 | Removable motor brake for use with vehicle slide out A motor and brake assembly having a disengaging mechanism for use with RV's are disclosed. The assembly includes a motor and a disengaging mechanism that is mounted thereon. The disengaging mechanism includes a motor mount comprised of a cylindrical piece with a plu... | 12/06/2005 |
| 6874600 | Mounting arrangement for a cable control of a parking brake of a motor vehicle A cable control which can be mounted in a simple manner in an expanding lock of a braking device for a motor vehicle, a so-called cable slack of the cable end is required in the area of the expanding lock. For eliminating this cable slack again in a simple manner, a... | 04/05/2005 |
| 6817264 | Parking brake operating device for vehicle A parking brake operating device for vehicle, wherein a vehicle is held by a specified braking force by manually rotating a brake lever (2), a held state is released by rotatingly operating the brake lever (2) upward by a specified amount from the held... | 11/16/2004 |
| 6702072 | Brake cylinder unit To provide a brake cylinder unit wherein both the normal brake and the spring brake that is used as a parking brake, etc., can act, and in addition wherein it is possible to shorten the axial direction length. In a brake cylinder unit (1) wherein both the... | 03/09/2004 |
| 6684989 | Spring brake cylinder having an emergency release device A spring brake cylinder having an emergency release device, particularly for rail vehicles, comprising: a housing; a spring piston for operating and releasing a spring brake; a normally locked, not self-locking threaded screw drive; an outer-radial slidin... | 02/03/2004 |
| 6619441 | Conical brake assembly A brake assembly utilizes a conical brake drum and matching conical brake lining assembly to provide a more efficient braking system. An adjuster mechanism with a pair of conical adjuster members is controlled by an electric motor and worm gear drive. As ... | 09/16/2003 |
| 6543587 | Hydraulic brake with electric parking brake A vehicle brake assembly has a rotor that mounts to a shaft of the vehicle for rotation with it. The rotor has an annular braking surface. A hydraulic piston is non-rotatably mounted to the vehicle. The piston is movable axially relative to the rotor and ... | 04/08/2003 |
| 6508341 | Parking brake device for vehicle A device provided with a pedal arm (2) having pawl teeth (12), a latch pawl member (4) having a latch pawl (15) engageable with the pawl teeth (12) for maintaining and releasing a stepped-on position of the pedal arm (2), and a position changing member (5... | 01/21/2003 |
| 6488130 | Twist-grip brake for a cargo portage device An apparatus for the application of a braking force to a wheel of a wheelbarrow, hand cart or other type of a cargo portage device includes a twist grip mechanism with a latching type of a ratchet attached to the handlebar of the device. As the twist grip... | 12/03/2002 |
| 6481540 | Cart brake release handle A brake controlling mechanism for a cart having a conventional handle mounting bracket defining a handle mounting axis. A core is shiftably coupled to the handle mounting bracket and rotatable about the handle mounting axis. An elongated handle is coupled... | 11/19/2002 |
| 6401879 | Electric park brake actuator (electric caliper) The electric park brake of the present invention includes an electric caliper motor assembly. The electric caliper motor assembly includes a motor, which is operably coupled to a shaft. The motor and shaft are surrounded by a housing. A friction wheel is ... | 06/11/2002 |
| 6394233 | Apparatus for operating a vertical wheel hand brake An apparatus for operation a railway car vertical wheel hand brake. A hand brake wheel has a hub fixed on an operating shaft. The operating shaft is rotatably mounted on the hand brake. The hand brake wheel further has a reaction member. A brake release m... | 05/28/2002 |
| 6382366 | Brake device in a skateboard cart A brake device in a skateboard cart comprises a square fixed base, a brake cover, and two springs. The fixed base has an upright side and a projection ear with an engaging hole extending outward from an upper part of the upright side horizontally. Two cir... | 05/07/2002 |
| 6328137 | Disk brake assembly An annular disk brake assembly having a housing mounted to a vehicle and a rotor disk mounted to a wheel of the vehicle. Annular brake pads extend parallel to the rotor disk within the housing and are mounted thereto with at least one brake pad being mova... | 12/11/2001 |
| 6119825 | Motor brake having improved torque adjustment mechanism A motor brake apparatus includes an improved torque adjustment mechanism. The adjustment mechanism includes an adjusting nut having a outer ring groove aligned with an inner ring groove defined in a receiving bore of the brake housing structure. A snap ri... | 09/19/2000 |
| 6098766 | Retraction spring for drum brake shoes A wire return spring for providing bias for brake shoes in a drum brake system urging the brake shoes to deactuated positions, with the wire spring having a circular like contour as assembled with the brake shoes.... | 08/08/2000 |
| 6095296 | Duo-servo type drum brake device In order to indirectly open brake shoes (3, 4) through a link (19) pivoted on one of the brake shoes (3) at a location of a brake shoe holding mechanism (5), and to operate the brake shoes (3, 4) away from a shoe gap adjuster (11) while one of the brake s... | 08/01/2000 |
| 6019199 | Hydraulic caliper disk brake for steel mill cranes A hydraulic caliper disk brake (10) according to the present invention includes a caliper base (46) that is supported by a folding triangular base (14) that generally includes a mounting base (30) and a support arm (54). The caliper base (46) is pinned to... | 02/01/2000 |
| 5957248 | Caliper disk brake for steel mill cranes A caliper disk brake for steel mill cranes includes a pair of armatures having an electromagnetic coil and a spring interposed between them to operate in a clamshell fashion. The spring urges the armatures apart, while actuation of the coil urges the arma... | 09/28/1999 |
| 5899304 | Motor brake The present invention is a fail safe motor brake for use with relatively large industrial motors, and particularly electric hoist motors as used with large overhead industrial cranes. The present brake includes an actuation linkage which results in relati... | 05/04/1999 |
| 5819887 | Drum brake device A drum brake device having a single brake shoe mounted to be movable on top of the back plate. One end of the brake shoe abuts against an anchor (10) and the other end interlocks with a shoe clearance adjustment device (14). A link (11) is supported so as... | 10/13/1998 |
| 5725076 | Spring brake actuator and caging bolt therefor A connector for a spring brake actuator comprises a threaded bolt having at least one flat portion on an outer surface thereof, a nut having a threaded central aperture threaded onto the bolt, and an embossment on the nut, extending inwardly of the centra... | 03/10/1998 |
| 5685398 | Fast response adjustable brake A brake (30) includes a magnetically permeable body (38) having a pole face (40), an armature (42) axially movable toward and away from the pole face, an energization coil (44) energizable to magnetically attract the armature toward the pole face, biasing... | 11/11/1997 |
| 5549181 | Brake shoe retractor clip for disc brake assembly A retraction mechanism for a disc brake assembly which applies a generally constant restoring force urging the brake shoes apart from one another regardless of the amount of wear of the friction pads. The disc brake assembly includes an anchor plate upon ... | 08/27/1996 |
| 5464074 | Differential spring-back action between bicycle brake arms along with spring-back stopper structure A braking device for a two-wheeler, such as bicycle which comprises a pair of left and right arms pivotally attached to a frame of the two-wheeler, each having on its distal end portion a brake shoe, and a spring for energizing the arms to move toward bra... | 11/07/1995 |
| 5400882 | Duo-servo drum brake In a duo-servo drum brake comprising a mechanical expander adjacent a thrust bearing for supporting the brake shoes, with the expander including an operating lever to which is transmitted the operating force of an actuator substantially in a direction tan... | 03/28/1995 |
| 5339930 | Constant tension device for railway car handbrake A constant tensioning device in the form of an elastic member interposed in the handbrake chain between a railway car handwheel and a handbrake lever of the railway car brake apparatus for maintaining tension in the handbrake chain in accordance with the ... | 08/23/1994 |
| 5328001 | Side pull bicycle brake with differential spring release and pivotal stopper structure A braking device for a two-wheeler, such as bicycle which comprises a pair of left and right arms pivotally attached to a frame of the two-wheeler, each having on its distal end portion a brake shoe, and a spring for energizing the arms to move toward bra... | 07/12/1994 |
| 5314044 | Brake band retainer mechanism A brake band retainer mechanism for an automatic washer is provided which ensures that the brake band will be held away from the brake drum when the brake is in the relaxed position, yet will be held close to the drum for ready engagement. A support frame... | 05/24/1994 |
| 5284228 | Floating-caliper spot-type disc brake with actively restored brake shoes A floating-caliper spot-type disc brake is disclosed having an arrangement for actively retracting the indirectly actuated external brake shoe to create a clearance with the brake disc. Elastic spring elements (24, 34, 38, 45) engage the external brake sh... | 02/08/1994 |
| 5261510 | Brake spring support pin with spring cam A brake retention pin rotatively mounted in a brake shoe having a spring cam portion secured to the brake retention pin where the spring cam engages a brake return spring hook as the brake retention pin is rotated thereby extending and translating the ret... | 11/16/1993 |
| 5246093 | Drum brake assembly A drum brake assembly including a brake member comprised of a substantially circular shoe having a radially outer face on which at least one lining is mounted. The shoe is made from a high strength resilient material and is of substantially constant cross... | 09/21/1993 |
| 5228545 | Internal shoe drum brake An internal shoe drum brake having a generally C-shaped shoe return spring of which an intermediate portion is retained on the backplate and respective end portions respectively engage brake shoes. The intermediate portion of the spring is retained by a r... | 07/20/1993 |
| 5186287 | Simplified motor brake A motor brake mechanism (10) includes retaining structure (46) permitting removal and replacement of friction discs (16, 18) without disassembling the brake mechanism. When the brake mechanism is detached from the motor, removal of a single bolt (46) perm... | 02/16/1993 |
| 5159998 | Unispring drum brake assembly A drum brake is provided of the leading-trailing shoe type in which a single piece spring installed as a part of the assembly holds down the brake shoe assemblies against the backing plate and also retracts the shoes after brake actuation. The single piec... | 11/03/1992 |
| 5154261 | Electromagnetic disc brake for elevator lifting apparatus An electromagnetic disc brake for an elevator lifting apparatus comprises a disc spline-coupled with a rotational shaft. Braking body and an armature disposed to clamp the disc; braking springs press the armature against the disc, and an iron core is prov... | 10/13/1992 |
| 5082092 | Cycle brake It consists of a pair of brake arms provided with brake shoes, the distance between which can be freely widened or narrowed, arm mounting plates provided with support shafts to support brake arms and attached to a bicycle body, return springs which energi... | 01/21/1992 |
| 5046589 | Reduction of caliper lining wear in air brakes In order to reduce friction and wear in an air brake system wherein a caliper moves on upper and lower slide pins and an air chamber is suspended from the caliper by a bracket a portion of the weight of the air chamber is suspended from the upper slide pi... | 09/10/1991 |
| 5044475 | Rotary drum brake assembly bracket An anchor collar or bracket (100) is provided that is adapted to fit loosely about a shaft (34) of a rotary drum brake assembly such as assembly (200). Bracket (100) is adapted to secure at least one pair of resilient biasing members such as coiled spring... | 09/03/1991 |
