Patent US3158240A successfully refreshed from Google Patents.
US3158240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Full phase regenerative synchronizer clutch
Assignee: Ford Motor Co
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Filing: 1962-02-05
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Granted: 1964-11-24
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Expires: 1982-02-05
Abstract
No abstract record available.
Inventors
- 👤 Donald J Harrington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:55
CPC Classifications
F; F16; F16D; F16D23/00; F16D23/02; F16D23/04; F16D23/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
270 words
A SYNCHRONIZER CLUTCH MECHANISM CAPABLE OF ESTABLISHING A DRIVING CONNECTION BETWEEN TWO TORQUE DELIVERY MEMBERS THAT ARE MOUNTED FOR ROTATION ABOUT A COMMON AXIS, A CLUTCH SLEEVE CARRIED BY ONE OF SAID MEMBERS, SAID SLEEVE BEING ADAPTED TO SHIFT AXIALLY, INTERNAL CLUTCH TEETH FORMED ON SAID SLEEVE, EXTERNAL CLUTCH TEETH CARRIED BY THE OTHER OF SAID MEMBERS, SAID INTERNAL TEETH BEING ENGAGEABLE WITH SAID EXTERNAL TEETH UPON SHIFTING MOVEMENT OF SAID SLEEVE IN ONE DIRECTION, A SYNCHRONIZER RING DISPOSED ADJACENT SAID EXTERNAL TEETH SAID RING BEING SPLIT TO DEFINE TWO JUXTAPOSED ENDS, THE PERIPHERY OF SAID RING BEING SITUATED IN THE PATH OF SHIFTING MOVEMENT OF SAID INTERNAL TEETH AND ENGAGEABLE THEREWITH WHEN SAID SLEEVE IS SHIFTED IN SAID ONE DIRECTION TO ESTABLISH TANGENTIAL FRICTION FORCES, A FIRST ABUTMENT ELEMENT HAVING A PORTION DISPOSED BETWEEN THE ENDS OF SAID RING, A SECOND ABUTMENT ELEMENT FIXEDLY CONNECTED TO SAID OTHER MEMBER, SAID ABUTMENT ELEMENTS BEING DISPOSED AT THE SAME ANGULAR POSITION WITH RESPECT TO SAID AXIS, AN ANCHOR MEMBER DISPOSED WITHIN SAID RING AT A LOCATION THAT IS SUBSTANTIALLY 180 DEGREES AWAY FROM SAID ABUTMENT ELEMENTS WITH RESPECT TO THE COMMON AXIS OF SAID MEMBERS, SAID ANCHOR MEMBER BEING TANGENTIALLY SLIDABLE UPON SAID OTHER MEMBER AND MEANS FOR DISTRIBUTING TANGENTIAL FRICTION FORCES FROM SAID RING TO SAID OTHER MEMBER INCLUDING A PAIR OF RESILIENT ARCUATE SEGMENTS LOCATED WITHIN SAID RING, ONE END OF EACH SEGMENT BEING ENGAGEABLE WITH SAID ANCHOR MEMBER, EACH ARCUATE SEGMENT BEING ADAPTED TO EXERT A RADIAL PRESSURE UPON THE INNER PERIPHERY OF SAID RING DURING OPERATION WHEN IT YIELDS UNDER THE INFLUENCE OF END FORCES ACTING THEREON.
Claim 2
Dependent Claim
270 words
A SYNCHRONIZER CLUTCH MECHANISM CAPABLE OF ESTABLISHING A DRIVING CONNECTION BETWEEN TWO TORQUE DELIVERY MEMBERS THAT ARE MOUNTED FOR ROTATION ABOUT A COMMON AXIS, A CLUTCH SLEEVE CARRIED BY ONE OF SAID MEMBERS, SAID SLEEVE BEING ADAPTED TO SHIFT AXIALLY, INTERNAL CLUTCH TEETH FORMED ON SAID SLEEVE, EXTERNAL CLUTCH TEETH CARRIED BY THE OTHER OF SAID MEMBERS, SAID INTERNAL TEETH BEING ENGAGEABLE WITH SAID EXTERNAL TEETH UPON SHIFTING MOVEMENT OF SAID SLEEVE IN ONE DIRECTION, A SYNCHRONIZER RING DISPOSED ADJACENT SAID EXTERNAL TEETH SAID RING BEING SPLIT TO DEFINE TWO JUXTAPOSED ENDS, THE PERIPHERY OF SAID RING BEING SITUATED IN THE PATH OF SHIFTING MOVEMENT OF SAID INTERNAL TEETH AND ENGAGEABLE THEREWITH WHEN SAID SLEEVE IS SHIFTED IN SAID ONE DIRECTION TO ESTABLISH TANGENTIAL FRICTION FORCES, A FIRST ABUTMENT ELEMENT HAVING A PORTION DISPOSED BETWEEN THE ENDS OF SAID RING, A SECOND ABUTMENT ELEMENT FIXEDLY CONNECTED TO SAID OTHER MEMBER, SAID ABUTMENT ELEMENTS BEING DISPOSED AT THE SAME ANGULAR POSITION WITH RESPECT TO SAID AXIS, AN ANCHOR MEMBER DISPOSED WITHIN SAID RING AT A LOCATION THAT IS SUBSTANTIALLY 180 DEGREES AWAY FROM SAID ABUTMENT ELEMENTS WITH RESPECT TO THE COMMON AXIS OF SAID MEMBERS, SAID ANCHOR MEMBER BEING TANGENTIALLY SLIDABLE UPON SAID OTHER MEMBER AND MEANS FOR DISTRIBUTING TANGENTIAL FRICTION FORCES FROM SAID RING TO SAID OTHER MEMBER INCLUDING A PAIR OF RESILIENT ARCUATE SEGMENTS LOCATED WITHIN SAID RING, ONE END OF EACH SEGMENT BEING ENGAGEABLE WITH SAID ANCHOR MEMBER, EACH ARCUATE SEGMENT BEING ADAPTED TO EXERT A RADIAL PRESSURE UPON THE INNER PERIPHERY OF SAID RING DURING OPERATION WHEN IT YIELDS UNDER THE INFLUENCE OF END FORCES ACTING THEREON.
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) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |