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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 |
| 7163434 | Method and apparatus for generating complex shapes on cylindrical surfaces A method and apparatus for shaping the radial surface of a roller or other cylindrically shaped part in a single cycle. The preferred embodiment forms a crown geometry on one roller at a time using a CNC system to control a grinding surface in three axes. The grindi... | 01/16/2007 |
| 5868602 | Method and device for resharpening knives used in size-reduction machines, especially in wood flaking machines The invention is based on the method for the resharpening of knives used in size-reduction machines described in U.S. Pat. No. 5,525,094 in which the knives remain installed in a rotatable knife carrier. With this invention the process has been further de... | 02/09/1999 |
| 5630748 | Machining method and apparatus The apparatus, especially a grinding machine, comprises a frame (14) on which two working planes (A, B) are used, at least two oscillating elements (11, 12) disposed on one of the planes and each including at least one tool device (15, 16), at least one f... | 05/20/1997 |
| 5525094 | Method and device for resharpening knives used in cutting machines A method of resharpening the knives in a chipping machine while they are installed in the knives' rotor is disclosed. For this purpose all knives are moved forward one after another to their functional position by an amount that corresponds to the wear of... | 06/11/1996 |
| 5035088 | Machine tool A workpiece W to be machined by a rotating cutting tool 32 is carried by a rotary workhead 22 which is in turn mounted on a rotary table 16 for movement relative thereto both rotationally about a first axis perpendicular to the rotation axis of the table ... | 07/30/1991 |
| 4052821 | Automatic bur grinding machine A bur grinding machine especially adapted to grind dental burs and including a turntable supporting a plurality of similar workheads having collets to support bur blanks; a plurality of grinding units mounted on a stationary base in circumferentially spac... | 10/11/1977 |
