US3117430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spline coupling
Assignee: Westinghouse Electric Corp
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Filing: 1962-08-23
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Granted: 1964-01-14
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Expires: 1982-08-23
Abstract
No abstract record available.
Inventors
- 👤 Erich O Mueller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:53
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/16; F16D3/18; F16D3/185; F16D1/00; F16D1/06; F16D1/08; F16D1/09; F16D1/092
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A SPLINE COUPLING COMPRISING A DRIVING SPLINE GEAR, A DRIVEN SPLINE GEAR, ONE OF SAID GEARS HAVING AN EXTENDED HUB PORTION, A SPLINE SLEEVE SURROUNDING AND INTERCONNECTING THE SPLINES OF SAID DRIVING AND DRIVEN GEARS WITH A PORTION OF SAID HUB EXTENDING FROM BENEATH THE SLEEVE, A LUBRICANT COLLAR SURROUNDING AND SPACED FROM SAID HUB AND EXTENDING BENEATH THE SPLINE SURFACES OF SAID SLEEVE, AND MEANS TO INTRODUCE LUBRICANT INTO THE SPACE BETWEEN SAID COLLAR AND GEAR HUB.
Claim 2
Dependent Claim
78 words
A SPLINE COUPLING COMPRISING A DRIVING SPLINE GEAR, A DRIVEN SPLINE GEAR, ONE OF SAID GEARS HAVING AN EXTENDED HUB PORTION, A SPLINE SLEEVE SURROUNDING AND INTERCONNECTING THE SPLINES OF SAID DRIVING AND DRIVEN GEARS WITH A PORTION OF SAID HUB EXTENDING FROM BENEATH THE SLEEVE, A LUBRICANT COLLAR SURROUNDING AND SPACED FROM SAID HUB AND EXTENDING BENEATH THE SPLINE SURFACES OF SAID SLEEVE, AND MEANS TO INTRODUCE LUBRICANT INTO THE SPACE BETWEEN SAID COLLAR AND GEAR HUB.
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) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |