US3193910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making bearings
Assignee: Southwest Products Co
•
Filing: 1962-10-01
•
Granted: 1965-07-13
•
Expires: 1982-10-01
Abstract
No abstract record available.
Inventors
- 👤 Jack R Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:12
CPC Classifications
F; F16; F16C; F16C23/00; F16C23/02; F16C23/04; F16C23/043; F16C23/045; Y; Y10; Y10S; Y10S384/00; Y10S384/90; Y10S384/905; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49648; Y10T29/49655; Y10T29/49826; Y10T29/4984; Y10T29/49845; Y10T29/49853; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32631; Y10T403/32737; Y10T403/32771; Y10T403/32778
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A METHOD OF MAKING A BEARING HAVING A BALL, AN OUTER RACE MEMBER AND AN ANNULAR INSERT OF THERMOPLASTIC AND THERMOSETTING MATERIAL BETWEEN SAID BALL AND RACE MEMBER, THE STEPS COMPRISING FORMING AN ANNULAR CYLINDRICAL RACE MEMBER, MOLDING SAID INSERT AROUND SAID BALL WITH THE INSERT BEING CENTRALLY POSITIONED AND CONTACTING MOST OF THE CIRCUMFERENTIAL AREA OF THE BALL, AND FORMING THE ENTIRE OUTER AND INNER SURFACES OF SAID RACE MEMBER AROUND SAID BALL AND INSERT TO FORM A PAIR OF SPACED ANNULAR SHOULDERED PORTIONS ON THE RACE MEMBER TO EXTEND AROUND AND ENGAGE OPPOSITE EDGES OF THE INSERT AND RETAIN SAID INSERT IN SAID RACE MEMBER.
Claim 2
Independent Claim
107 words
A METHOD OF MAKING A BEARING HAVING A BALL, AN OUTER RACE MEMBER AND AN ANNULAR INSERT OF THERMOPLASTIC AND THERMOSETTING MATERIAL BETWEEN SAID BALL AND RACE MEMBER, THE STEPS COMPRISING FORMING AN ANNULAR CYLINDRICAL RACE MEMBER, MOLDING SAID INSERT AROUND SAID BALL WITH THE INSERT BEING CENTRALLY POSITIONED AND CONTACTING MOST OF THE CIRCUMFERENTIAL AREA OF THE BALL, AND FORMING THE ENTIRE OUTER AND INNER SURFACES OF SAID RACE MEMBER AROUND SAID BALL AND INSERT TO FORM A PAIR OF SPACED ANNULAR SHOULDERED PORTIONS ON THE RACE MEMBER TO EXTEND AROUND AND ENGAGE OPPOSITE EDGES OF THE INSERT AND RETAIN SAID INSERT IN SAID RACE MEMBER.
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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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |