US3248088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tensioning device
Assignee: Mannis Winch and Steel Co
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Filing: 1963-10-24
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Granted: 1966-04-26
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Expires: 1983-10-24
Abstract
No abstract record available.
Inventors
- 👤 Robert H Benson
- 👤 Jr Samuel V Minskey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:54
CPC Classifications
B; B66; B66D; B66D1/00; B66D1/28; B66D1/40; B66D1/48; B66D1/50; Y; Y10; Y10S; Y10S254/00; Y10S254/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
IN A DEVICE OF THE CHARACTER DESCRIBED, IN COMBINATION, A FRAME INCLUDING A FRONT AND REAR, A DRUM MOUNTED TRANSVERSELY IN SAID FRAME, MEANS FOR ROTATING SAID DRUM, A FAIR LEAD SHEAVE PIVOTALLY MOUNTED FOR HORIZONTAL MOVEMENT ON THE FRONT OF SAID FRAME, A TENSION SHAFT EXTENDING TRANSVERSELY ACROSS SAID FRAME ABOVE SAID DRUM, A MAIN TENSION SHEAVE ON SAID SHAFT, A GUIDE SHEAVE ON THE TOP OF SAID FRAME ADJACENT THE REAR THEREOF, A PENDULUM ASSEMBLY MOUNTED BENEATH SAID GUIDE SHEAVE, SAID ASSEMBLY INCLUDING A DEPENDING MOVABLE SHEAVE AT THE FREE END THEREOF ADJACENT SAID DRUM, A CABLE EXTENDING FROM SAID FAIR LEAD SHEAVE OVER SAID TENSION SHEAVE, GUIDE SHEAVE AND MOVABLE SHEAVE TO SAID DRUM, A PAIR OF OPPOSITELY DISPOSED OVERRIDING CLUTCH MEMBERS ON SAID TENSION SHAFT, A CLUTCH HOUSING FOR EACH OF SAID CLUTCH MEMBERS, ONE OF SAID CLUTCH HOUSINGS BEING FIXEDLY MOUNTED RELATIVE TO SAID SHAFT AND THE OTHER BEING ROTATABLY CARRIED BY SAID SHAFT, A SPROCKET ON SAID OTHER CLUTCH MEMBERS, A SECOND SPROCKET OF GREATER DIAMETER ON SAID DRUM, AND A CHAIN CONNECTION BETWEEN SAID SPROCKETS.
Claim 2
Dependent Claim
182 words
IN A DEVICE OF THE CHARACTER DESCRIBED, IN COMBINATION, A FRAME INCLUDING A FRONT AND REAR, A DRUM MOUNTED TRANSVERSELY IN SAID FRAME, MEANS FOR ROTATING SAID DRUM, A FAIR LEAD SHEAVE PIVOTALLY MOUNTED FOR HORIZONTAL MOVEMENT ON THE FRONT OF SAID FRAME, A TENSION SHAFT EXTENDING TRANSVERSELY ACROSS SAID FRAME ABOVE SAID DRUM, A MAIN TENSION SHEAVE ON SAID SHAFT, A GUIDE SHEAVE ON THE TOP OF SAID FRAME ADJACENT THE REAR THEREOF, A PENDULUM ASSEMBLY MOUNTED BENEATH SAID GUIDE SHEAVE, SAID ASSEMBLY INCLUDING A DEPENDING MOVABLE SHEAVE AT THE FREE END THEREOF ADJACENT SAID DRUM, A CABLE EXTENDING FROM SAID FAIR LEAD SHEAVE OVER SAID TENSION SHEAVE, GUIDE SHEAVE AND MOVABLE SHEAVE TO SAID DRUM, A PAIR OF OPPOSITELY DISPOSED OVERRIDING CLUTCH MEMBERS ON SAID TENSION SHAFT, A CLUTCH HOUSING FOR EACH OF SAID CLUTCH MEMBERS, ONE OF SAID CLUTCH HOUSINGS BEING FIXEDLY MOUNTED RELATIVE TO SAID SHAFT AND THE OTHER BEING ROTATABLY CARRIED BY SAID SHAFT, A SPROCKET ON SAID OTHER CLUTCH MEMBERS, A SECOND SPROCKET OF GREATER DIAMETER ON SAID DRUM, AND A CHAIN CONNECTION BETWEEN SAID SPROCKETS.
References Cited (Backward Citations)
US2042481A
Cited
US2303847A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |