US3107764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One-way clutch
Assignee: Arthur D Little Inc
•
Filing: 1961-08-09
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Granted: 1963-10-22
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Expires: 1981-08-09
Abstract
No abstract record available.
Inventors
- 👤 Bertram A Fulton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:18
CPC Classifications
F; F16; F16D; F16D41/00; F16D41/06; F16D41/063
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A ONE-WAY CLUTCH, COMPRISING IN COMBINATION (A) A UNITARY RACE; (B) A UNITARY OUTER RACE CO-AXIAL WITH SAID INNER RACE AND DEFINING A SPACE TRHEREBETWEEN; (C) GRIPPER MEANS LOCATED AND MOVABLE WITHIN SAID SPACE AND OCCUPYING SUBSTANTIALLY ALL OF SAID SPACE; AND (D) ENGAGING MEANS ADAPTED TO MAINTAIN SAID GRIPPER MEANS IN CONTACT WITH SAID RACES; ONE OF SAID RACES HAVING A CIRCULAR GRIPPING SURFACE CONCENTRIC WITH SAID OTHER RACE, SAID GRIPPING SURFCACE BEING IN DIRECT AREA-TO-AREA CONTACT WITH A SURFACE OF SAID GRIPPER MEANS, THE OTHER OF SAID RACES HAVING AT LEAST ONE CURVILINEAR CAM-SHAPED SURFACE IN DIRECT AREA-TO-AREA CONTACT WITH A SURFACE OF SAID GRIPPER MEANS, THE CAMSHAPED SURFACE INLCUDING A SHOULDER; SAID GRIPPER MEANS HAVING CIRCULAR AND CAM-SHAPED SURFACES SUBSTANTIALLY CORRESPONDING TO THE SURFACES OF SAID RACES AND IN CONTACT WITH A SUBSTANTIALLY ALL OF THE CIRCULAR GRIPPING SURFACE AND SUBSTANTIALLY ALL OF THE CURVILINEAR CAM-SHAPED SUR-
Claim 2
Dependent Claim
150 words
A ONE-WAY CLUTCH, COMPRISING IN COMBINATION (A) A UNITARY RACE; (B) A UNITARY OUTER RACE CO-AXIAL WITH SAID INNER RACE AND DEFINING A SPACE TRHEREBETWEEN; (C) GRIPPER MEANS LOCATED AND MOVABLE WITHIN SAID SPACE AND OCCUPYING SUBSTANTIALLY ALL OF SAID SPACE; AND (D) ENGAGING MEANS ADAPTED TO MAINTAIN SAID GRIPPER MEANS IN CONTACT WITH SAID RACES; ONE OF SAID RACES HAVING A CIRCULAR GRIPPING SURFACE CONCENTRIC WITH SAID OTHER RACE, SAID GRIPPING SURFCACE BEING IN DIRECT AREA-TO-AREA CONTACT WITH A SURFACE OF SAID GRIPPER MEANS, THE OTHER OF SAID RACES HAVING AT LEAST ONE CURVILINEAR CAM-SHAPED SURFACE IN DIRECT AREA-TO-AREA CONTACT WITH A SURFACE OF SAID GRIPPER MEANS, THE CAMSHAPED SURFACE INLCUDING A SHOULDER; SAID GRIPPER MEANS HAVING CIRCULAR AND CAM-SHAPED SURFACES SUBSTANTIALLY CORRESPONDING TO THE SURFACES OF SAID RACES AND IN CONTACT WITH A SUBSTANTIALLY ALL OF THE CIRCULAR GRIPPING SURFACE AND SUBSTANTIALLY ALL OF THE CURVILINEAR CAM-SHAPED SUR-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |