US3120299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable fluid clutch
Assignee: GAF Chemicals Corp
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Filing: 1961-03-20
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Granted: 1964-02-04
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Expires: 1981-03-20
Abstract
No abstract record available.
Inventors
- 👤 Wallenberg Fritz
- 👤 Wilbur G Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:10
CPC Classifications
F; F16; F16D; F16D35/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
AN ADJUSTABLE TORQUE CAPACITY FLUID CLUTCH COMPRISING A DRIVEN SHAFT CONNECTABLE TO A LOAD TO BE DRIVEN, A DRIVEN SHAFT SUPPORT ROTATABLY JOURNALING SAID DRIVEN SHAFT, A ROTOR HAVING A CONICALLY TAPERED OUTER SURFACE, THE ROTOR BEING FIXEDLY SECURED TO SAID DRIVEN SHAFT ADJACENT ONE END THEREOF, POWER INPUT MEANS FOR SAID CLUTCH INCLUDING A MEMBER ROTATABLY JOURNALED ABOUT THE DRIVEN SHAFT, AN ENCLOSING SHELL HAVING A CONICALLY TAPERED INNER SURFACE COMPLEMENTARY TO THE CONICALLY TAPERED OUTER SURFACE OF SAID ROTOR, MEANS MOUNTING SAID SHELL ABOUT SAID ROTOR WITH SAID CONICALLY TAPERED SURFACES ADJACENT ONE ANOTHER,
Claim 2
Dependent Claim
96 words
AN ADJUSTABLE TORQUE CAPACITY FLUID CLUTCH COMPRISING A DRIVEN SHAFT CONNECTABLE TO A LOAD TO BE DRIVEN, A DRIVEN SHAFT SUPPORT ROTATABLY JOURNALING SAID DRIVEN SHAFT, A ROTOR HAVING A CONICALLY TAPERED OUTER SURFACE, THE ROTOR BEING FIXEDLY SECURED TO SAID DRIVEN SHAFT ADJACENT ONE END THEREOF, POWER INPUT MEANS FOR SAID CLUTCH INCLUDING A MEMBER ROTATABLY JOURNALED ABOUT THE DRIVEN SHAFT, AN ENCLOSING SHELL HAVING A CONICALLY TAPERED INNER SURFACE COMPLEMENTARY TO THE CONICALLY TAPERED OUTER SURFACE OF SAID ROTOR, MEANS MOUNTING SAID SHELL ABOUT SAID ROTOR WITH SAID CONICALLY TAPERED SURFACES ADJACENT ONE ANOTHER,
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-03 | 1967-08-05 | 1968-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-03 | 1971-08-05 | 1972-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-03 | 1975-08-05 | 1976-02-04 | $7700.00 | Window Closed / Lapsed |