US3250492A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic regulator for cable reel
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
- 👤 Emil J Hlinsky
- 👤 Linkowski Herman
- 👤 Melvin G Carlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:29
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/46; F16H61/44; F16H61/448
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
IN A FLUID PRESSURE SYSTEM FOR CONTROLLING THE DRAWING IN AND PAYING OUT OF A FLEXIBLE MEMBER, A MOTOR SUPPLYING THE POWER TO DRAW IN THE MEMBER, SAID MOTOR BEING DRIVEN AS A PUMP DURING PAYING OUT OF THE MEMBER, A MAIN PUMP, AN AUXILIARY PUMP OPERATING SIMULTANEOUSLY WITH SAID MAIN PUMP, A FLUID PRESSURE CONNECTION FROM SAID MAIN PUMP TO SAID MOTOR, AN UNLOADING VALVE, A FLUID PRESSURE CONNECTION FROM SAID AUXILIARY PUMP TO SAID MOTOR THROUGH SAID UNLOADING VALVE, AND MEANS SENSING THE DIRECTION OF ROTATION OF SAID MOTOR AND EFFECTING OPERATION OF SAID UNLOADING VALVE TO EFFECT THE SUPPLY OF FLUID UNDER PRESSURE TO SAID MOTOR BY BOTH OF SAID PUMPS DURING OPERATION OF SAID MOTOR, TO DRAW IN THE FLEXIBLE MEMBER, AND TO UNLOAD SAID AUXILIARY PUMP THROUGH SAID LOADING VALVE WHEN SAID MOTOR IS DRIVEN BY SAID FLEXIBLE MEMBER,
Claim 2
Dependent Claim
144 words
IN A FLUID PRESSURE SYSTEM FOR CONTROLLING THE DRAWING IN AND PAYING OUT OF A FLEXIBLE MEMBER, A MOTOR SUPPLYING THE POWER TO DRAW IN THE MEMBER, SAID MOTOR BEING DRIVEN AS A PUMP DURING PAYING OUT OF THE MEMBER, A MAIN PUMP, AN AUXILIARY PUMP OPERATING SIMULTANEOUSLY WITH SAID MAIN PUMP, A FLUID PRESSURE CONNECTION FROM SAID MAIN PUMP TO SAID MOTOR, AN UNLOADING VALVE, A FLUID PRESSURE CONNECTION FROM SAID AUXILIARY PUMP TO SAID MOTOR THROUGH SAID UNLOADING VALVE, AND MEANS SENSING THE DIRECTION OF ROTATION OF SAID MOTOR AND EFFECTING OPERATION OF SAID UNLOADING VALVE TO EFFECT THE SUPPLY OF FLUID UNDER PRESSURE TO SAID MOTOR BY BOTH OF SAID PUMPS DURING OPERATION OF SAID MOTOR, TO DRAW IN THE FLEXIBLE MEMBER, AND TO UNLOAD SAID AUXILIARY PUMP THROUGH SAID LOADING VALVE WHEN SAID MOTOR IS DRIVEN BY SAID FLEXIBLE MEMBER,
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 |