US3241893A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chambered self-lubricating bearing
Assignee: Federal Mogul Bower Bearings Inc
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Filing: 1962-03-09
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Granted: 1966-03-22
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Expires: 1982-03-09
Abstract
No abstract record available.
Inventors
- 👤 Haller John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:23
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1025; F16C33/103; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49668; Y10T29/49698; Y10T29/49702
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
114 words
A CHAMBERED SELF-LUBRICATING BEARING, COMPRISING FIRST AND SECOND COMPONENT BEARING BODIES OF SOLID METAL DISPOSED IN END-TO-END COAXIAL RELATIONSHIP WITH ONE ANOTHER WITH THEIR ADJACENT END SURFACES DISPOSED IN CLOSE PROXIMITY TO ONE ANOTHER AND COLLECTIVELY DEFINING A COMPOSITE BEARING BODY, SAID COMPONENT BODIES HAVING A BEARING SURFACE THEREON TO BE LUBRICATED AND HAVING LUBRICANT RECESSES THEREIN EXTENDING INWARDLY THEREOF AWAY FROM SAID ADJACENT END SURFACES AND COLLECTIVELY DEFINING A LUBRICANT CHAMBER DISPOSED BETWEEN SAID COMPONENT BODIES, MEANS SECURING SAID COMPONENT BODIES TO ONE ANOTHER AT SAID ADJACENT END SURFACES, AND A PASSAGEWAY WITH A POROUS LUBRICANT-CONDUCTING ELEMENT OF SINTERED POWDERED METAL THEREIN FOR CONVEYING LUBRICANT EXTENDING FROM SAID CHAMBER TO SAID BEARING SURFACE.
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) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |