US3279761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic tensioning assembly
Assignee: J T IND Inc
•
Filing: 1965-09-16
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Granted: 1966-10-18
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Expires: 1985-09-16
Abstract
No abstract record available.
Inventors
- 👤 Schreiber Rae
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:14
CPC Classifications
B; B66; B66D; B66D1/00; B66D1/28; B66D1/40; B66D1/48; B66D1/50; Y; Y10; Y10S; Y10S254/00; Y10S254/90
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
AN AUTOMATIC TENSIONING ASSEMBLY FOR USE WITH WINCHES HAVING A DRUM, A FLUID OPERATED ENGINE FOR ROTATING SAID DRUM AND ENGINE REVERSING VALVE MEANS CONNECTED TO SAID ENGINE AND DIRECTING THE FLOW OF FLUID TO SAID ENGINE, SAID ASSEMBLY COMPRSING: A FIRST FLUID VALVE AND A HOUSING OPERABLY ASSOCIATED WITH SAID DRUM FOR DIRECTIONAL MOVEMENT WITH SAID DRUM CORRESPONDING ONLY TO PAY OUT MOVEMENT OF SAID DRUM, MEANS INCLUDING A SECOND FLUID VALVE CONNECTED TO SAID FIRST FLUID VALVE FOR DRIVING SAID DRUM IN PAY OUT DIRECTION A PRESELECTED NUMBER OF DEGREES OF REVOLUTION UPON MOVEMENT OF SAID FIRST VALVE IN PAY OUT DIRECTION.
Claim 2
Dependent Claim
104 words
AN AUTOMATIC TENSIONING ASSEMBLY FOR USE WITH WINCHES HAVING A DRUM, A FLUID OPERATED ENGINE FOR ROTATING SAID DRUM AND ENGINE REVERSING VALVE MEANS CONNECTED TO SAID ENGINE AND DIRECTING THE FLOW OF FLUID TO SAID ENGINE, SAID ASSEMBLY COMPRSING: A FIRST FLUID VALVE AND A HOUSING OPERABLY ASSOCIATED WITH SAID DRUM FOR DIRECTIONAL MOVEMENT WITH SAID DRUM CORRESPONDING ONLY TO PAY OUT MOVEMENT OF SAID DRUM, MEANS INCLUDING A SECOND FLUID VALVE CONNECTED TO SAID FIRST FLUID VALVE FOR DRIVING SAID DRUM IN PAY OUT DIRECTION A PRESELECTED NUMBER OF DEGREES OF REVOLUTION UPON MOVEMENT OF SAID FIRST VALVE IN PAY OUT DIRECTION.
References Cited (Backward Citations)
US1455261A
Cited
US3231241A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |