Bizarre Patents
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 |
| D601487 | Tire tread | 10/06/2009 |
| 6364319 | Molded chuck A chuck includes an integrally molded body member having a nose section and tail section. A plurality of jaws are slidably positioned in angularly disposed passageways in the nose section. A nut is rotatably mounted on the body and is in engagement with t... | 04/02/2002 |
| 6186516 | Molded chuck A molded chuck for a hand or powered driver including oblique jaws movable by rotation of a threaded nut engaged therewith to selectively clamp and release a tool.... | 02/13/2001 |
| 6168170 | Chuck with jaw blade rotational stop A chuck is provided for use with a manual or powered driver, such as a drill. The chuck has a body member with angularly disposed passageways formed therethrough. A plurality of jaws are slidably positioned within the angularly disposed passageways. The j... | 01/02/2001 |
| 6045141 | Molded chuck A molded chuck for a hand or powered driver including oblique jaws movable by rotation of a threaded nut engaged therewith to selectively clamp and release a tool.... | 04/04/2000 |
| 6017039 | Nosepiece nut retainer chuck Chuck for use with manual or powered driver having rotatable shaft, the chuck including a nosepiece configured to maintain a nut member in engagement with threads on jaws that are actuated by a nut and sleeve arrangement.... | 01/25/2000 |
| 6010135 | Chuck A chuck for use with a manual or powered driver having a rotatable drive shaft is provided. A generally cylindrical body member has a nose section and a tail section. A plurality of jaws are disposed within the body longitudinally with respect to a nose s... | 01/04/2000 |
| 5957469 | Spring chuck Chuck for use with manual or powered driver having rotatable shaft, the chuck including a body member and jaws slidably positioned in angled passageways formed in the body. The chuck further includes a nut rotatably mounted relative to the body member and... | 09/28/1999 |
| 5918887 | Drill chuck with matching jaw and jaw passageways A chuck device for use with a manual or powered driver has a body member with a plurality of angularly disposed passageways formed therethrough. A jaw is slidably positioned in each passageway. Each jaw has a tool engaging face formed on one side and thre... | 07/06/1999 |
| 5816584 | Chuck with improved jaw bite A chuck for use with a manual or powered driver having a rotatable drive shaft is provided. A plurality of jaws are slidably positioned in a body member. Each jaw has a jaw face formed on one side and threads formed on the opposite side. Each jaw face inc... | 10/06/1998 |