US3221391A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for manufacturing spherical bearings
Assignee: INCOM-HEIM Corp
•
Filing: 1960-11-18
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Granted: 1965-12-07
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Expires: 1980-11-18
Abstract
No abstract record available.
Inventors
- 👤 Lewis R Heim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:17
CPC Classifications
F; F16; F16C; F16C43/00; F16C43/02; F16C11/00; F16C11/04; F16C11/06; F16C11/0685; F16C9/00; F16C9/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49648; Y10T29/4965; Y10T29/49652; Y10T29/49826; Y10T29/4984; Y10T29/49845; Y10T29/49853
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
THE PROCESS OF ASSEMBLING A BEARING HAVING AN OUTER TUBULAR MEMBER WITH A CONCAVE SPHERICAL INNR FACE AND AN INNER MEMBER WITH A CONVEX SPHERICAL OUTER FACE, AT LEAST ONE OF THE MEMBERS BEING OF DUCTILE MATERIAL, COMPRISING PLACING AN OUTER MEMBER WITH A CONCAVE INNER FACE OVER AN INNER MEMBER WITH A CONVEX OUTER FACE AND DIMINISHING THE SPACE BETWEEN THE MEMBERS BY DEFORMING AT LEAST ONE DUCTILE MEMBER IN A RADIAL DIRECTION THROUGH-
Claim 2
Dependent Claim
75 words
THE PROCESS OF ASSEMBLING A BEARING HAVING AN OUTER TUBULAR MEMBER WITH A CONCAVE SPHERICAL INNR FACE AND AN INNER MEMBER WITH A CONVEX SPHERICAL OUTER FACE, AT LEAST ONE OF THE MEMBERS BEING OF DUCTILE MATERIAL, COMPRISING PLACING AN OUTER MEMBER WITH A CONCAVE INNER FACE OVER AN INNER MEMBER WITH A CONVEX OUTER FACE AND DIMINISHING THE SPACE BETWEEN THE MEMBERS BY DEFORMING AT LEAST ONE DUCTILE MEMBER IN A RADIAL DIRECTION THROUGH-
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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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |