Patent US3174813A successfully refreshed from Google Patents.
US3174813A
Expired / Lapsed
US
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Universal joint seal
Assignee: Dana Inc
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Filing: 1962-06-18
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Granted: 1965-03-23
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Expires: 1982-06-18
Abstract
No abstract record available.
Inventors
- 👤 Bernard R Selz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:15
CPC Classifications
F; F16; F16C; F16C21/00; F16C21/005; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C33/7803; F16C33/7809; F16D; F16D3/00; F16D3/16; F16D3/26; F16D3/38; F16D3/382; F16D3/385; F16D3/40; F16D3/41; F16J; F16J15/00; F16J15/16; F16J15/32; F16C2361/00; F16C2361/41
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
THE COMBINATION WITH A JOURNAL TRUNNION HAVING A BEARING RACE ROTATABLY DISPOSED THEREON OF A SEALING MEANS INCLUDING AN ANNULAR ELASTOMERIC ELEMENT HAVING PORTIONS ENGAGING THE EXTERNAL PERIPHERY OF SAID BEARING RACE AND OF SAID TRUNNION AND A METALLIC SUPPORTING ELEMENT FOR SAID ELASTOMERIC ELEMENT AND HAVING SPRING-LIKE CHARACTERISTICS AND INCLUDING AN ANNULAR BASE AND INTEGRAL FINGERED PORTIONS BIASING SAID ELASTOMERIC PORTIONS RADIALLY IN-
Claim 2
Dependent Claim
64 words
THE COMBINATION WITH A JOURNAL TRUNNION HAVING A BEARING RACE ROTATABLY DISPOSED THEREON OF A SEALING MEANS INCLUDING AN ANNULAR ELASTOMERIC ELEMENT HAVING PORTIONS ENGAGING THE EXTERNAL PERIPHERY OF SAID BEARING RACE AND OF SAID TRUNNION AND A METALLIC SUPPORTING ELEMENT FOR SAID ELASTOMERIC ELEMENT AND HAVING SPRING-LIKE CHARACTERISTICS AND INCLUDING AN ANNULAR BASE AND INTEGRAL FINGERED PORTIONS BIASING SAID ELASTOMERIC PORTIONS RADIALLY IN-
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) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |