US3178241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricationless high-temperature bearing
Assignee: SPACE Tech AND RES CORP
•
Filing: 1963-03-18
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Granted: 1965-04-13
•
Expires: 1983-03-18
Abstract
No abstract record available.
Inventors
- 👤 Magnus V Braunagel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:52
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/58; F16C33/62; F16C19/00; F16C19/22; F16C19/24; F16C19/28; F16C2240/00; F16C2240/40; F16C2240/70; F16C2240/80; F16C2240/82; F16C2240/84; F16C2300/00; F16C2300/40; F16C2300/54; Y; Y10; Y10S; Y10S384/00; Y10S384/90; Y10S384/907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A BEARING COMPRISING AN INNER RACE OF CERAMIC, A PLURALITY OF SPACED COMPRESSIVE RINGS OF METAL MOUNTED AROUND THE INNER RACE IN COMPRESSIVE RELATIONSHIP THERETO, AN OUTER RACE OF CERAMIC DISPOSED IN SPACED RELATIONSHIP AROUND THE INNER RACE, AND A PLURALITY OF CERAMIC BEARING MEMBERS DISPOSED IN THE SPACES BETWEEN THE INNER AND OUTER RACES AND THE COMPRESSIVE RINGS IN ANTI-FRICTION RELATIONSHIP TO THE RACES.
Claim 2
Dependent Claim
65 words
A BEARING COMPRISING AN INNER RACE OF CERAMIC, A PLURALITY OF SPACED COMPRESSIVE RINGS OF METAL MOUNTED AROUND THE INNER RACE IN COMPRESSIVE RELATIONSHIP THERETO, AN OUTER RACE OF CERAMIC DISPOSED IN SPACED RELATIONSHIP AROUND THE INNER RACE, AND A PLURALITY OF CERAMIC BEARING MEMBERS DISPOSED IN THE SPACES BETWEEN THE INNER AND OUTER RACES AND THE COMPRESSIVE RINGS IN ANTI-FRICTION RELATIONSHIP TO THE RACES.
References Cited (Backward Citations)
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US2074202A
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US2062041A
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US2158156A
Cited
US2208724A
Cited
US2534929A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |