US3091315A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal clutches
Assignee: Valeo SE
•
Filing: 1959-03-17
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Granted: 1963-05-28
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Expires: 1979-03-17
Abstract
No abstract record available.
Inventors
- 👤 Maurice Jean
- 👤 Rist Michel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:40
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/02; F16D43/04; F16D43/06; F16D43/08; F16D43/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
A CENTRIFUGAL CLUTCH COMPRISING A DRIVING UNIT, A DRIVEN ASSEMBLY ADAPTED TO BE DRIVEN BY SAID DRIVING UNIT THROUGH FRICTIONAL ENGAGEMENT, A WEIGHT CARRIER SUPPORTED FREE IN ROTATION BY SAID DRIVING UNIT AND BEING AXIALLY STATIONARY, A TRANSFER ASSEMBLY AXIALLY MOVABLE WITH RESPECT OF SAID DRIVING UNIT FOR CONTROLLING SAID FRICTIONAL ENGAGEMENT BETWEEN SAID DRIVING UNIT AND SAID DRIVEN ASSEMBLY, WEIGHTS CARRIED BY SAID CARRIER AND ADAPTED TO PUSH AXIALLY SAID TRANSFER ASSEMBLY SO THAT SAID FRICTIONAL ENGAGEMENT IS CENTRIFUGALLY DEPENDANT UPON THE ROTATIONAL SPEED OF SAID CARRIER, AND COUPLING MEANS FOR SELECTIVELY FRICTIONALLY COUPLING SAID CARRIER TO SAID DRIVING UNIT, SAID COUPLING MEANS HAVING A REAR WARDLY AXIALLY PROJECTING CENTRAL BOSS OF SAID CARRIER, SAID BOSS BEING AXIALLY STATIONARY AND HAVING A REAR END PORTION AN ANNULAR MEMBER LOCATED ON THE REAR SIDE OF SAID UNIT AND SURROUNDING SAID BOSS, FRICTION LININGS BETWEEN SAID MEMBER AND SAID UNIT HAVING A FRICTIONAL AREA EXTENDING SUBSTANTIALLY IN A PLANE PERPENDICULAR TO THE
Claim 2
Dependent Claim
161 words
A CENTRIFUGAL CLUTCH COMPRISING A DRIVING UNIT, A DRIVEN ASSEMBLY ADAPTED TO BE DRIVEN BY SAID DRIVING UNIT THROUGH FRICTIONAL ENGAGEMENT, A WEIGHT CARRIER SUPPORTED FREE IN ROTATION BY SAID DRIVING UNIT AND BEING AXIALLY STATIONARY, A TRANSFER ASSEMBLY AXIALLY MOVABLE WITH RESPECT OF SAID DRIVING UNIT FOR CONTROLLING SAID FRICTIONAL ENGAGEMENT BETWEEN SAID DRIVING UNIT AND SAID DRIVEN ASSEMBLY, WEIGHTS CARRIED BY SAID CARRIER AND ADAPTED TO PUSH AXIALLY SAID TRANSFER ASSEMBLY SO THAT SAID FRICTIONAL ENGAGEMENT IS CENTRIFUGALLY DEPENDANT UPON THE ROTATIONAL SPEED OF SAID CARRIER, AND COUPLING MEANS FOR SELECTIVELY FRICTIONALLY COUPLING SAID CARRIER TO SAID DRIVING UNIT, SAID COUPLING MEANS HAVING A REAR WARDLY AXIALLY PROJECTING CENTRAL BOSS OF SAID CARRIER, SAID BOSS BEING AXIALLY STATIONARY AND HAVING A REAR END PORTION AN ANNULAR MEMBER LOCATED ON THE REAR SIDE OF SAID UNIT AND SURROUNDING SAID BOSS, FRICTION LININGS BETWEEN SAID MEMBER AND SAID UNIT HAVING A FRICTIONAL AREA EXTENDING SUBSTANTIALLY IN A PLANE PERPENDICULAR TO THE
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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) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |