US3270843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronizer clutch assembly
Assignee: Ford Motor Co
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Filing: 1964-05-04
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Granted: 1966-09-06
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Expires: 1984-05-04
Abstract
No abstract record available.
Inventors
- 👤 Peter G Ivanchich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:08
CPC Classifications
F; F16; F16D; F16D23/00; F16D23/02; F16D23/04; F16D23/06; F16D2023/0637; F16D2023/0656; F16D23/0612
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
205 words
A SYNCHRONIZER CLUTCH ASSEMBLY ADAPTED TO DRIVABLY CONNECT A DRIVING MEMBER WITH A DRIVEN MEMBER AND COMPRISING A SYNCHRONIZER HUB CARRIED BY ONE MEMBER, CLUTCH TEETH CARRIED BY THE OTHER MEMBER, A BLOCKER RING SITUATED BETWEEN SAID CLUTCH TEETH AND SAID HUB, SAID OTHER MEMBER AND SAID BLOCKER RING HAVING COOPERATING FRICTION CLUTCH SURFACES, A SYNCHRONIZER CLUTCH SLEEVE HAVING INTERNAL CLUTCH TEETH DRIVABLY CARRIED BY SAID CLUTCH HUB, MEANS FOR ESTABLISHING A DRIVING CONNECTION BETWEEN SAID BLOCKER RING AND SAID HUB WHILE ACCOMODATING A LIMITED DEGREE OF ROTARY LOST MOTION THEREBETWEEN, AND YIELDABLE SPRING MEANS LOCATED BETWEEN SAID BLOCKER RING AND SAID SLEEVE INCLUDING A PORTION ENGAGEABLE WITH THE TEETH OF SAID SLEEVE AS THE LATTER IS SHIFTED TOWARD SAID OTHER MEMBER WHEREBY THE TEETH OF SAID BLOCKER RING ARE SHIFTED ROTATABLY RELATIVE TO SAID HUB INTO THE PATH OF MOTION OF THE TEETH OF SAID SLEEVE, THE TEETH OF SAID SLEEVE ENGAGING THE TEETH OF SAID BLOCKER RING TO CAUSE CLUTCHING ENGAGEMENT OF SAID CLUTCH SURFACES, THE ENDS OF THE TEETH OF SAID SLEEVE BEING TAPERED, SAID SPRING MEANS INCLUDING A CIRCULAR SPRING ELEMENT SURROUNDING SAID BLOCKER RING AND COMPRESSIBLE RADIALLY INWARDLY AS IT ENGAGES THE TAPERED ENDS OF THE TEETH OF SAID SLEEVE.
Claim 2
Dependent Claim
205 words
A SYNCHRONIZER CLUTCH ASSEMBLY ADAPTED TO DRIVABLY CONNECT A DRIVING MEMBER WITH A DRIVEN MEMBER AND COMPRISING A SYNCHRONIZER HUB CARRIED BY ONE MEMBER, CLUTCH TEETH CARRIED BY THE OTHER MEMBER, A BLOCKER RING SITUATED BETWEEN SAID CLUTCH TEETH AND SAID HUB, SAID OTHER MEMBER AND SAID BLOCKER RING HAVING COOPERATING FRICTION CLUTCH SURFACES, A SYNCHRONIZER CLUTCH SLEEVE HAVING INTERNAL CLUTCH TEETH DRIVABLY CARRIED BY SAID CLUTCH HUB, MEANS FOR ESTABLISHING A DRIVING CONNECTION BETWEEN SAID BLOCKER RING AND SAID HUB WHILE ACCOMODATING A LIMITED DEGREE OF ROTARY LOST MOTION THEREBETWEEN, AND YIELDABLE SPRING MEANS LOCATED BETWEEN SAID BLOCKER RING AND SAID SLEEVE INCLUDING A PORTION ENGAGEABLE WITH THE TEETH OF SAID SLEEVE AS THE LATTER IS SHIFTED TOWARD SAID OTHER MEMBER WHEREBY THE TEETH OF SAID BLOCKER RING ARE SHIFTED ROTATABLY RELATIVE TO SAID HUB INTO THE PATH OF MOTION OF THE TEETH OF SAID SLEEVE, THE TEETH OF SAID SLEEVE ENGAGING THE TEETH OF SAID BLOCKER RING TO CAUSE CLUTCHING ENGAGEMENT OF SAID CLUTCH SURFACES, THE ENDS OF THE TEETH OF SAID SLEEVE BEING TAPERED, SAID SPRING MEANS INCLUDING A CIRCULAR SPRING ELEMENT SURROUNDING SAID BLOCKER RING AND COMPRESSIBLE RADIALLY INWARDLY AS IT ENGAGES THE TAPERED ENDS OF THE TEETH OF SAID SLEEVE.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |