Patent US3249189A successfully refreshed from Google Patents.
US3249189A
Expired / Lapsed
US
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Transmission clutch control and pump drive mechanism
Assignee: Motors Liquidation Co
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Filing: 1963-09-12
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Granted: 1966-05-03
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Expires: 1983-09-12
Abstract
No abstract record available.
Inventors
- 👤 Hans O Schjolin
- 👤 Francis O Gadd
- 👤 Luther N Kern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:24
CPC Classifications
F; F16; F16D; F16D13/00; F16D13/58; F16D13/72; F16D13/60; F16D13/64; F16D13/648; F16D69/00; F16D2069/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN A CLUTCH, A HOUSING, A POWER INPUT SHAFT, A FLYWHEEL DRIVEN BY SAID SHAFT, A POWER DELIVERY SHAFT, A DRIVEN CLUTCH HUB ROTATABLE WITH SAID DELIVERY SHAFT, ENGAGEABLE AND RELEASABLE DRIVING THE DRIVEN CLUTCH DISCS ON SAID FLYWHEEL AND CLUTCH HUB, RESPECTIVELY, A PRESSER PLATE, CLUTCH OPERATING MEANS DRIVEN BY SAID FLYWHEEL FOR MOVING SAID PRESSER PLATE TO ENGAGE AND RELEASE SAID CLUTCH DISC, A CLUTCH CONTROL SLEEVE OPERATIVELY CONNECTED TO SAID CLUTCH OPERATING MEANS AND SUPPORTED FOR ROTATION SOLELY ON SAID DELIVERY SHAFT AND DRIVEN BY SAID FLYWHEEL, SAID CONTROL SLEEVE AND SAID DELIVERY SHAFT BEING ROTATED AT THE SAME SPEED OF ROTATION WHEN CLUTCH IS ENGAGE. AND MEANS FOR MOVING SAID CONTROL SLEEVE TO RELEASE SAID CLUTCH.
Claim 2
Dependent Claim
120 words
IN A CLUTCH, A HOUSING, A POWER INPUT SHAFT, A FLYWHEEL DRIVEN BY SAID SHAFT, A POWER DELIVERY SHAFT, A DRIVEN CLUTCH HUB ROTATABLE WITH SAID DELIVERY SHAFT, ENGAGEABLE AND RELEASABLE DRIVING THE DRIVEN CLUTCH DISCS ON SAID FLYWHEEL AND CLUTCH HUB, RESPECTIVELY, A PRESSER PLATE, CLUTCH OPERATING MEANS DRIVEN BY SAID FLYWHEEL FOR MOVING SAID PRESSER PLATE TO ENGAGE AND RELEASE SAID CLUTCH DISC, A CLUTCH CONTROL SLEEVE OPERATIVELY CONNECTED TO SAID CLUTCH OPERATING MEANS AND SUPPORTED FOR ROTATION SOLELY ON SAID DELIVERY SHAFT AND DRIVEN BY SAID FLYWHEEL, SAID CONTROL SLEEVE AND SAID DELIVERY SHAFT BEING ROTATED AT THE SAME SPEED OF ROTATION WHEN CLUTCH IS ENGAGE. AND MEANS FOR MOVING SAID CONTROL SLEEVE TO RELEASE SAID CLUTCH.
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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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |