Clutch actuator for differential
Abstract
Abstract THIS DISCLOSURE RELATES TO A DRIVE MECHANISM INCLUDING A CLUTCH ASSEMBLY WHICH IS OPERATED BY AN ACTUATOR TO INTERCONNECT DRIVING AND DRIVEN MEMBERS WHEN A PREDETERMINED SPEED OF RELATIVE ROTATION IS PRESENT BETWEEN THE DRIVING AND DRIVEN MEMBERS. IN THE OPERATED CONDITION, THE CLUTCH ASSEMBLY RETARDS THE RELATIVE ROTATION BETWEEN THE DRIVING AND DRIVEN MEMBERS. THE CLUTCH ASSEMBLY INCLUDES AN ANNULAR, GENERALLY WEDGE SHAPED CLUTCH ELEMENT WHICH IS MOUNTED FOR ROTATION WITH ONE OF THE DRIVING AND DRIVEN MEMBERS. UPON OPERATION OF THE ACTUATOR, A CAM ELEMENT PRESSES SURFACES ON THE CLUTCH ELEMENT AXIALLY AGAINST COMPLEMENTAL CLUTCH SURFACES MOUNTED FOR ROTATION WITH THE OTHER OF THE DRIVING AND DRIVEN MEMBERS TO THEREBY RETARD RELATIVE ROTATION BETWEEN THE MEMBERS.
Inventors
- 👤 Daniel W Roper
Bibliographic Details
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-22 | 1974-09-21 | 1975-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-22 | 1978-09-21 | 1979-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-22 | 1982-09-21 | 1983-03-23 | $7700.00 | Window Closed / Lapsed |