Patent US3336764A successfully refreshed from Google Patents.
US3336764A
Expired / Lapsed
US
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Flexible coupling
Assignee: Bendix Corp
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Filing: 1965-09-13
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Granted: 1967-08-22
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Expires: 1985-09-13
Abstract
No abstract record available.
Inventors
- 👤 Howard L Chambers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:57
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
IN A FLEXIBLE COUPLING FOR TWO SHAFTS THE COMBINATION OF: A DRIVING COLLAR MEMBER HAVING CONNECTING MEANS; A DRIVEN COLLAR HAVING CONNECTING MEANS; A PAIR OF FLEXIBLE ANNULAR DIAPHRAGM MEANS FIXEDLY CONNECTED TO THE DRIVING AND DRIVEN COLLARS RESPECTIVELY; AN AXIALLY-SPLIT, SUBSTANTIALLY-RIGID TORQUE TRANSMISSION TUBE FIXEDLY CONNECTED TO EACH OF SAID PAIR OF DIAPHRAGM MEANS TO PROVIDE A TORQUE TRANSMITTING INTERCONNECTION THEREBETWEEN; AND SAID AXIALLY-SPLIT TORQUE TUBE ARRANGED TO ENCLOSE SAID DRIVING AND DRIVEN COLLARS AND HAVING A PLURALITY OF DIAMETERS TO THEREBY STIFFEN SAID TUBE.
Claim 2
Dependent Claim
86 words
IN A FLEXIBLE COUPLING FOR TWO SHAFTS THE COMBINATION OF: A DRIVING COLLAR MEMBER HAVING CONNECTING MEANS; A DRIVEN COLLAR HAVING CONNECTING MEANS; A PAIR OF FLEXIBLE ANNULAR DIAPHRAGM MEANS FIXEDLY CONNECTED TO THE DRIVING AND DRIVEN COLLARS RESPECTIVELY; AN AXIALLY-SPLIT, SUBSTANTIALLY-RIGID TORQUE TRANSMISSION TUBE FIXEDLY CONNECTED TO EACH OF SAID PAIR OF DIAPHRAGM MEANS TO PROVIDE A TORQUE TRANSMITTING INTERCONNECTION THEREBETWEEN; AND SAID AXIALLY-SPLIT TORQUE TUBE ARRANGED TO ENCLOSE SAID DRIVING AND DRIVEN COLLARS AND HAVING A PLURALITY OF DIAMETERS TO THEREBY STIFFEN SAID TUBE.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |