US3318644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal bearing lubrication system
Assignee: Motors Liquidation Co
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Filing: 1965-02-24
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Granted: 1967-05-09
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Expires: 1985-02-24
Abstract
No abstract record available.
Inventors
- 👤 Iii Wylie L Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:25
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/66; F16C33/6637; F16C33/6659; F16N; F16N7/00; F16N7/36; F16N7/366
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
AN AUTOMATIC LUBRICATION SYSTEM COMPRISING, IN COMBINATION: A SHAFT MOUNTED FOR ROTATION ABOUT A VERTICAL AXIS, A RESERVOIR CONCENTRIC AND ROTATABLE WITH SAID SHAFT, A CYLINDER MOUNTED CONCENTRICALLY IN SAID RESERVOIR, MEANS ESTABLISHING FLUID COMMUNICATION IN SAID RESERVOIR, POINT INSIDE SAID CYLINDER ADJACENT SAID AXIS AND SAID RESERVOIR, FURTHER MEANS TO ESTABLISH A LIQUID LEVER FOR LUBRICANT IN SAID RESERVOIR AND CYLINDER ABOVE SAID FIRST NAMED MEANS, AN OUTLET IN SAID RESERVOIR AT SAID LIQUID LEVEL, AND DELIVERY MEANS EXTENDING FROM SAID OUTLET TO A POINT OUTSIDE SAID RESERVOIR WHEREBY ROTATION OF SAID SHAFT CAUSES LUBRICANT TO BE DELIVERED TO SAID SECOND POINT FROM SAID RESERVOIR WHILE AN AMOUNT OF LUBRICANT IS RETAINED IN SAID CYLINDER FOR DELIVERY TO SAID RESERVOIR WHEN SAID SHAFT STOPS.
Claim 2
Dependent Claim
125 words
AN AUTOMATIC LUBRICATION SYSTEM COMPRISING, IN COMBINATION: A SHAFT MOUNTED FOR ROTATION ABOUT A VERTICAL AXIS, A RESERVOIR CONCENTRIC AND ROTATABLE WITH SAID SHAFT, A CYLINDER MOUNTED CONCENTRICALLY IN SAID RESERVOIR, MEANS ESTABLISHING FLUID COMMUNICATION IN SAID RESERVOIR, POINT INSIDE SAID CYLINDER ADJACENT SAID AXIS AND SAID RESERVOIR, FURTHER MEANS TO ESTABLISH A LIQUID LEVER FOR LUBRICANT IN SAID RESERVOIR AND CYLINDER ABOVE SAID FIRST NAMED MEANS, AN OUTLET IN SAID RESERVOIR AT SAID LIQUID LEVEL, AND DELIVERY MEANS EXTENDING FROM SAID OUTLET TO A POINT OUTSIDE SAID RESERVOIR WHEREBY ROTATION OF SAID SHAFT CAUSES LUBRICANT TO BE DELIVERED TO SAID SECOND POINT FROM SAID RESERVOIR WHILE AN AMOUNT OF LUBRICANT IS RETAINED IN SAID CYLINDER FOR DELIVERY TO SAID RESERVOIR WHEN SAID SHAFT STOPS.
References Cited (Backward Citations)
FR1061217A
Cited
US2905510A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |