Patent US3116539A successfully refreshed from Google Patents.
US3116539A
Expired / Lapsed
US
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Method of making self-aligning bearings
Assignee: Southwest Products Co
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Filing: 1961-02-21
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Granted: 1964-01-07
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Expires: 1981-02-21
Abstract
No abstract record available.
Inventors
- 👤 Jack R Evans
- 👤 Arthur R Rollo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:07
CPC Classifications
F; F16; F16C; F16C23/00; F16C23/02; F16C23/04; F16C23/043; F16C23/045; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49648; Y10T29/4965
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
IN THE METHOD OF MAKING A BEARING OF THE CHARACTER DESCRIBED IN WHICH A BALL HAVING FLAT ENDS MAY BE REMOVED FROM A RACE MEMBER, THE STEPS COMPRISING, FORMING SAID MEMBER AS AN ANNULAR RING WITH AN ANNULAR INTERNAL PERIPHERAL LIP PORTION AT ONE OF ITS ENDS, REMOVING DIAMETRICALLY OPPOSED PORTIONS OF SAID LIP PORTION SUCH THAT TWO DIAMETRICALLY OPPOSED LIP PORTIONS REMAIN SEPARATED BY OPPOSED CYLINDRICAL INNER WALL PORTIONS, PLACING A BALL IN SAID ANNULAR RING IN CONTACT WITH SAID LIP PORTIONS, AND FORMING THE OTHER ONE OF SAID ENDS AROUND THE BALL, SAID CYLINDRICAL WALL PORTIONS EACH BEING FORMED OF A WIDTH SUFFICIENT TO PERMIT THE REMOVAL OF SAID BALL AFTER IT HAS BEEN ROTATED SO THAT ITS FLAT ENDS MAY PASS BETWEEN SAID LIP PORTIONS.
Claim 2
Dependent Claim
128 words
IN THE METHOD OF MAKING A BEARING OF THE CHARACTER DESCRIBED IN WHICH A BALL HAVING FLAT ENDS MAY BE REMOVED FROM A RACE MEMBER, THE STEPS COMPRISING, FORMING SAID MEMBER AS AN ANNULAR RING WITH AN ANNULAR INTERNAL PERIPHERAL LIP PORTION AT ONE OF ITS ENDS, REMOVING DIAMETRICALLY OPPOSED PORTIONS OF SAID LIP PORTION SUCH THAT TWO DIAMETRICALLY OPPOSED LIP PORTIONS REMAIN SEPARATED BY OPPOSED CYLINDRICAL INNER WALL PORTIONS, PLACING A BALL IN SAID ANNULAR RING IN CONTACT WITH SAID LIP PORTIONS, AND FORMING THE OTHER ONE OF SAID ENDS AROUND THE BALL, SAID CYLINDRICAL WALL PORTIONS EACH BEING FORMED OF A WIDTH SUFFICIENT TO PERMIT THE REMOVAL OF SAID BALL AFTER IT HAS BEEN ROTATED SO THAT ITS FLAT ENDS MAY PASS BETWEEN SAID LIP PORTIONS.
References Cited (Backward Citations)
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US2857656A
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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) | 1967-01-06 | 1967-07-08 | 1968-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-06 | 1971-07-08 | 1972-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-06 | 1975-07-08 | 1976-01-07 | $7700.00 | Window Closed / Lapsed |