Patent US4753518A successfully refreshed from Google Patents.
Patent US3097731A successfully refreshed from Google Patents.
US3097731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power transmitting clutch with antiinertia braking means
Assignee: Ford Motor Co
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Filing: 1960-03-28
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Granted: 1963-07-16
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Expires: 1980-03-28
Abstract
No abstract record available.
Inventors
- 👤 John D Wells
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:30
CPC Classifications
F; F16; F16D; F16D13/00; F16D13/22; F16D13/38; F16D13/46; F16D13/48; F16D13/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
IN A POWER TRANSMISSION MECHANISM ADAPTED TO TRANSFER POWER FROM A POWER SOURCE TO A DRIVEN MEMBER AND INCLUDING A POWER INPUT SHAFT, A STATIONARY SLEEVE SHAFT DISPOSED ABOUT SAID POWER INPUT SHAFT, A FRICTION CLUTCH MECHANISM ADAPTED TO FORM A RELEASABLE DRIVING CONNECTION BETWEEN SAID POWER INPUT SHAFT AND SAID POWER SOURCE, SAID CLUTCH MECHANISM COMPRISING A HUB CONNECTED TO THE POWER INPUT SHAFT, A CLUTCH DISC CARRIED BY SAID HUB, PERSONALLY OPERABLE MEANS FOR APPLYING AND RELEASING SAID CLUTCH MECHANISM, A FIRST BRAKE ELEMENT CONNECTED TO SAID POWER INPUT SHAFT, A SECOND BRAKE ELEMENT CONNECTED TO SAID SLEEVE SHAFT, SAID BRAKE ELEMENTS BEING DISPOSED ADJACENT SAID HUB AND BETWEEN SAID HUB AND ONE END OF SAID SLEEVE SHAFT, ONE PORTION OF SAID PERSONALLY OPERABLE MEANS BEING ENGAGEABLE WITH ONE OF SAID BRAKE ELEMENTS AND ADAPTED TO URGE THE SAME
Claim 2
Dependent Claim
141 words
IN A POWER TRANSMISSION MECHANISM ADAPTED TO TRANSFER POWER FROM A POWER SOURCE TO A DRIVEN MEMBER AND INCLUDING A POWER INPUT SHAFT, A STATIONARY SLEEVE SHAFT DISPOSED ABOUT SAID POWER INPUT SHAFT, A FRICTION CLUTCH MECHANISM ADAPTED TO FORM A RELEASABLE DRIVING CONNECTION BETWEEN SAID POWER INPUT SHAFT AND SAID POWER SOURCE, SAID CLUTCH MECHANISM COMPRISING A HUB CONNECTED TO THE POWER INPUT SHAFT, A CLUTCH DISC CARRIED BY SAID HUB, PERSONALLY OPERABLE MEANS FOR APPLYING AND RELEASING SAID CLUTCH MECHANISM, A FIRST BRAKE ELEMENT CONNECTED TO SAID POWER INPUT SHAFT, A SECOND BRAKE ELEMENT CONNECTED TO SAID SLEEVE SHAFT, SAID BRAKE ELEMENTS BEING DISPOSED ADJACENT SAID HUB AND BETWEEN SAID HUB AND ONE END OF SAID SLEEVE SHAFT, ONE PORTION OF SAID PERSONALLY OPERABLE MEANS BEING ENGAGEABLE WITH ONE OF SAID BRAKE ELEMENTS AND ADAPTED TO URGE THE SAME
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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) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |