Patent US3250490A successfully refreshed from Google Patents.
US3250490A
Expired / Lapsed
US
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Hydraulic cable reel drive circuit
Assignee: Goodman Manufacturing Co LP
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Filing: 1964-09-21
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Granted: 1966-05-10
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Expires: 1984-09-21
Abstract
No abstract record available.
Inventors
- 👤 Murray A Gleeson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 06:54
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/44; F16H61/444; F16H61/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN A FLUID PRESSURE SYSTEM FOR CONTROLLING THE DRAWING IN AND PAYING OUT OF A FLEXIBLE MEMBER SUPPLYING ELECTRIC POWER TO A VEHICLE, A FLUID PRESSURE MOTOR SUPPLYING THE TORQUE TO DRAW IN THE MEMBER, SAID MOTOR BEING DRIVEN AS A PUMP BY THE MEMBER, DURING PAYING OUT OF THE MEMBER, A MAIN PUMP, A MOTOR FOR CONTINUOUSLY DRIVING SAID MAIN PUMP, AN AUXIALLY PUMP, A VEHICLE WHEEL FOR DRIVING SAID AUXILIARY PUMP A FLUID PRESSURE CONNECTION FROM SAID MAIN PUMP TO SAID FLUID PRESSURE MOTOR, A FLUID PRESSURE CONNECTION FROM SAID AUXILIARY PUMP TO SAID FLUID PRESSURE MOTOR,
Claim 2
Dependent Claim
99 words
IN A FLUID PRESSURE SYSTEM FOR CONTROLLING THE DRAWING IN AND PAYING OUT OF A FLEXIBLE MEMBER SUPPLYING ELECTRIC POWER TO A VEHICLE, A FLUID PRESSURE MOTOR SUPPLYING THE TORQUE TO DRAW IN THE MEMBER, SAID MOTOR BEING DRIVEN AS A PUMP BY THE MEMBER, DURING PAYING OUT OF THE MEMBER, A MAIN PUMP, A MOTOR FOR CONTINUOUSLY DRIVING SAID MAIN PUMP, AN AUXIALLY PUMP, A VEHICLE WHEEL FOR DRIVING SAID AUXILIARY PUMP A FLUID PRESSURE CONNECTION FROM SAID MAIN PUMP TO SAID FLUID PRESSURE MOTOR, A FLUID PRESSURE CONNECTION FROM SAID AUXILIARY PUMP TO SAID FLUID PRESSURE MOTOR,
References Cited (Backward Citations)
US2467238A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |