US3175667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One-way clutch with splash and gravity flow lubricating system
Assignee: Individual
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Filing: 1961-08-07
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Granted: 1965-03-30
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Expires: 1981-08-07
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Marland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:28
CPC Classifications
F; F16; F16D; F16D41/00; F16D41/06; F16D41/064; F16D41/066; F16D41/067
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
202 words
A SELF-LUBRICATING CLUTCH MECHANISM OF THE TYPE INCLUDING A DRIVING SHAFT, BEARINGS JOURNALLING SAID DRIVING SHAFT FOR ROTATION, A DRIVEN SHAFT, BEARINGS JOURNALLING SAID DRIVEN SHAFT FOR ROTATION, AND A CLUTCH MECHANISM COUPLING SAID SHAFTS IN DRIVING RELATION, SAID CLUTCH MECHANISM COMPRISING A PLURALITY OF DRIVE ELEMENTS EFFECTING DRIVING RELATION BETWEEN SAID DRIVING AND DRIVEN SHAFTS, THE IMPROVEMENT COMPRISING: A STATIONARY CASING DISPOSED ABOUT SAID SHAFT AND SAID CLUTCH MECHANISM TO ENCLOSE THE SPACE THEREIN, A POOL OF LUBRICANT IN SAID CASING, A PERIPHERAL WALL ON SAID CLUTCH MECHANISM EXTENDING INTO SAID POOL AND ON ROTATION ELEVATING A FLOW OF LUBRICANT FROM SAID POOL, COLLECTING MEANS RECEPTIVE OF LUBRICANT FROM SAID FLOW, A FILTERING SYSTEM, MEANS CONDUCTING LUBRICANT FLOW FROM SAID COLLECTING MEANS THROUGH SAID FILTERING SYSTEM, AND A PLURALITY OF CHANNELS COUPLED TO THE FILTERING SYSTEM TO RECEIVE LUBRICANT EXITING FROM THE FILTERING SYSTEM, SAID PLURALITY OF CHANNELS BEING DIRECTED TOWARD THE BEARINGS OF ONE OF SAID SHAFTS, A LIP ON SAID HOUSING IN THE PATH OF FLOW OF LUBRICANT FROM SAID PLURALITY OF CHANNELS EXTENDING TOWARD THE DRIVEN ELEMENTS IN SAID CLUTCH MECHANISM, AND MEANS IN SAID CLUTCH WALL FOR PREVENTING THE STORAGE OF EXCESS LUBRICANT ADJACENT SAID DRIVE ELEMENTS.
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |