US3250089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling devices for rotating shafts disposed end to end
Assignee: Societe dExplotation des Materiels Hispano Suiza
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Filing: 1964-04-06
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Granted: 1966-05-10
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Expires: 1984-04-06
Abstract
No abstract record available.
Inventors
- 👤 Bruyere Marcel Francois Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:32
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/78; F16D3/79; F16D1/00; F16D1/06; F16D1/08; F16D1/09; F16D1/093; F16D3/60; F16D2001/0903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN A SYSTEM INCLUDING TWO ROTATING PARTS, A DRIVING ONE AND A DRIVEN ONE, MOUNTED TO ROTATE PARTS, A DRIVING IN LINE WITH EACH OTHER, SAID DRIVING PART BEING TUBULAR, A DEVICE FOR COUPLING SAID PARTS TOGETHER WHICH COMPRISES, IN COMBINATION, A SLEEVE COAXIALLY FITTED ON THE OUTER WALL OF SAID TUBULAR DRIVING PART, POSITIVE COUPLING MEANS BETWEEN SAID SLEEVE AND SAID TUBULAR DRIVING PART, AN EXPANDING DEVICE IN FRICTIONAL CONTACT WITH THE INNER WALL OF SAID TUBULAR DRIVING PART SO AS TO BE FRICTIONALLY COUPLED WITH SAID TUBULAR DRIVING PART, AT LEAST ONE CONNECTING PIECE INTERPOSED BETWEEN SAID EXPANDING DEVICE AND SAID SLEEVE FOR PREVENTING ANGULAR DISPLACEMENT BETWEEN THEM, AND MEANS FOR ANGULARLY CONNECTING SAID SLEEVE WITH SAID DRIVEN PART FOR COUPLING THEM TOGETHER.
Claim 2
Dependent Claim
125 words
IN A SYSTEM INCLUDING TWO ROTATING PARTS, A DRIVING ONE AND A DRIVEN ONE, MOUNTED TO ROTATE PARTS, A DRIVING IN LINE WITH EACH OTHER, SAID DRIVING PART BEING TUBULAR, A DEVICE FOR COUPLING SAID PARTS TOGETHER WHICH COMPRISES, IN COMBINATION, A SLEEVE COAXIALLY FITTED ON THE OUTER WALL OF SAID TUBULAR DRIVING PART, POSITIVE COUPLING MEANS BETWEEN SAID SLEEVE AND SAID TUBULAR DRIVING PART, AN EXPANDING DEVICE IN FRICTIONAL CONTACT WITH THE INNER WALL OF SAID TUBULAR DRIVING PART SO AS TO BE FRICTIONALLY COUPLED WITH SAID TUBULAR DRIVING PART, AT LEAST ONE CONNECTING PIECE INTERPOSED BETWEEN SAID EXPANDING DEVICE AND SAID SLEEVE FOR PREVENTING ANGULAR DISPLACEMENT BETWEEN THEM, AND MEANS FOR ANGULARLY CONNECTING SAID SLEEVE WITH SAID DRIVEN PART FOR COUPLING THEM TOGETHER.
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) | 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 |