Issued Patents All Time
Showing 26–50 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4941557 | Intermediate plate positioner means for a friction clutch assembly | Thomas G. Dickson | 1990-07-17 |
| 4940126 | Diaphragm spring clutch | William H. Sink, Martin J. Hermanns | 1990-07-10 |
| 4936432 | Internal assisted clutch components and assembly | — | 1990-06-26 |
| 4919243 | Clutch brake having segmented cover surfaces | — | 1990-04-24 |
| 4903806 | Hydraulically actuated release mechanism for a clutch | — | 1990-02-27 |
| 4863004 | Spring clutch assembly | Martin E. Kummer | 1989-09-05 |
| 4860872 | Friction disc assembly | — | 1989-08-29 |
| 4832164 | Adjuster ring lock strap adapted for use in manual wear compensating clutches | — | 1989-05-23 |
| 4793456 | Variable ratio clutch lever | Martin E. Kummer | 1988-12-27 |
| 4762215 | Brake torque limiting coupling | William H. Sink | 1988-08-09 |
| 4760906 | Internal assisted clutch | Thomas G. Dickson | 1988-08-02 |
| 4715484 | Automatic intermediate plate positioner | — | 1987-12-29 |
| 4712659 | Adjustable clutch brake apparatus | — | 1987-12-15 |
| 4660702 | Clutch release bearing | — | 1987-04-28 |
| 4657124 | Clutch brake noise suppressor | — | 1987-04-14 |
| 4632235 | Clutch with cantilevered Belleville spring | Ronald E. Heymann, Martin E. Kummer | 1986-12-30 |
| 4601377 | Clutch adjustment method | Roger Z. Roth | 1986-07-22 |
| 4598808 | Noise suppression device for constant running clutch release bearing | — | 1986-07-08 |
| 4566572 | Clutch with a piloted and spring loaded driven disc hub | William M. Tennant | 1986-01-28 |
| 4560048 | Cooling system for friction clutches for vehicles | William H. Sink | 1985-12-24 |
| 4549643 | Self adjusting device for a friction clutch | William M. Tennant | 1985-10-29 |
| 4503959 | Clutch lever and adjustment method | Jerry L. Rathburn, DeWayne F. Schlosser | 1985-03-12 |
| 4383352 | Method of making spring clutch collector ring | Lawrence C. Lantz | 1983-05-17 |
| 4332314 | Spring clutch | — | 1982-06-01 |
| 4285424 | Locking device for a friction type clutch | William H. Sink | 1981-08-25 |