US3236349A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch mechanism
Assignee: Old Carco LLC
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Filing: 1963-06-10
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Granted: 1966-02-22
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Expires: 1983-06-10
Abstract
No abstract record available.
Inventors
- 👤 Frederick B Wiggins
- 👤 Ervin R Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:51
CPC Classifications
F; F16; F16D; F16D25/00; F16D25/06; F16D25/062; F16D25/063; F16D25/0635; F16D25/0638; F16H; F16H3/00; F16H3/44; F16H3/62; F16H3/66
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
IN A CLUTCH CONSTRUCTION, DRIVING AND DRIVEN ROTATABLE MEMBERS AND A FRICTION ELEMENT ON EACH MEMBER ARRANGED FOR RELATIVELY SHIFTABLE AXIAL MOVEMENT BETWEEN A CLUTCH ENGAGED AND A CLUTCH DISENGAGED POSITION, A PRESSURE PLATE MOUNTED ON ONE OF SAID MEMBERS FOR SUBSTANTIALLY AXIAL MOVEMENT AND ARRANGED FOR ENGAGEMENT WITH ONE OF SAID FRICTION ELEMENTS TO EFFECT CLUTCHING SHIFT THEREOF, A CLUTCH OPERATOR AXIALLY SHIFTABLE BETWEEN CLUTCH ENGAGING AND CLUTCH DISENGAGING POSITIONS, AN AXIALLY SHIFTABLE, UNITARY RESILIENT WASHER ARRANGED TO EXTEND BETWEEN AND TRANSMIT MOVEMENT OF SAID CLUTCH OPERATOR TO SAID PRESSURE PLATE, SAID RESILIENT WASHER HAVING ONE PERIPERAL PORTION ENGAGED WITH SAID CLUTCH OPERATOR FOR ACTUATION THEREBY, AN INTERMEDIATE PORTION OF SAID WASHER BEARING AGAINST AND PRESSURE PLATE, AND THE OTHER PERIPHERAL PORTION OF SAID WASHER BEING ARRANGED FOR AXIALLY SHIFTING MOVEMENT AND ENGAGED WITH AND OPPOSED BY A RESILIENT MEANS SEATED ON ONE OF SAID MEMBERS, SAID RESILIENT MEANS OPPOSING CLUTCH ENGAGING SHIFT OF SAID PRESSURE PLATE.
Claim 2
Dependent Claim
158 words
IN A CLUTCH CONSTRUCTION, DRIVING AND DRIVEN ROTATABLE MEMBERS AND A FRICTION ELEMENT ON EACH MEMBER ARRANGED FOR RELATIVELY SHIFTABLE AXIAL MOVEMENT BETWEEN A CLUTCH ENGAGED AND A CLUTCH DISENGAGED POSITION, A PRESSURE PLATE MOUNTED ON ONE OF SAID MEMBERS FOR SUBSTANTIALLY AXIAL MOVEMENT AND ARRANGED FOR ENGAGEMENT WITH ONE OF SAID FRICTION ELEMENTS TO EFFECT CLUTCHING SHIFT THEREOF, A CLUTCH OPERATOR AXIALLY SHIFTABLE BETWEEN CLUTCH ENGAGING AND CLUTCH DISENGAGING POSITIONS, AN AXIALLY SHIFTABLE, UNITARY RESILIENT WASHER ARRANGED TO EXTEND BETWEEN AND TRANSMIT MOVEMENT OF SAID CLUTCH OPERATOR TO SAID PRESSURE PLATE, SAID RESILIENT WASHER HAVING ONE PERIPERAL PORTION ENGAGED WITH SAID CLUTCH OPERATOR FOR ACTUATION THEREBY, AN INTERMEDIATE PORTION OF SAID WASHER BEARING AGAINST AND PRESSURE PLATE, AND THE OTHER PERIPHERAL PORTION OF SAID WASHER BEING ARRANGED FOR AXIALLY SHIFTING MOVEMENT AND ENGAGED WITH AND OPPOSED BY A RESILIENT MEANS SEATED ON ONE OF SAID MEMBERS, SAID RESILIENT MEANS OPPOSING CLUTCH ENGAGING SHIFT OF SAID PRESSURE PLATE.
References Cited (Backward Citations)
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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) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |