Patent US3214204A successfully refreshed from Google Patents.
US3214204A
Expired / Lapsed
US
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Retainer assembly
Assignee: Sundstrand Corp
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Filing: 1961-10-02
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Granted: 1965-10-26
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Expires: 1981-10-02
Abstract
No abstract record available.
Inventors
- 👤 Carter William Leroy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:10
CPC Classifications
F; F16; F16C; F16C35/00; F16C35/04; F16C35/06; F16C35/063; F16B; F16B21/00; F16B21/10; F16B21/16; F16C19/00; F16C19/02; F16C19/04; F16C19/06; F16C2300/00; F16C2300/02; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53613; Y10T29/53622; Y10T403/00; Y10T403/16
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
114 words
A RETAINER FOR INSTALLING AND REMOVING A RETAINING RING IN A SHAFT GROOVE, COMPRISING: AN ANNULAR BODY HAVING AN INNER CYLINDRICAL SURFACE ADAPTED TO BE TELESCOPICALLY RECEIVED ON THE SHAFT; AND AN ANNULAR FLANGE EXTENDING AXIALLY OUTWARDLY FROM SAID BODY AND HAVING AN INNER CYLINDRICAL SURFACE SPACED RADIALLY OUTWARDLY FROM THE CYLINDRICAL BODY SURFACE FOR OVERLYING THE RING AND RETAINING THE RING IN THE GROOVE, AND SAID FLANGE HAVING CIRCUMFERENTIALLY SPACED ENDS DEFINING AN AXIALLY OPEN GAP THEREBETWEEN WHICH IS AXIALLY COEXTENSIVE WITH SAID FLANGE AND WHICH IS ADAPTED TO RECEIVE SAID RING DURING INSTALLATION AND REMOVAL, AT LEAST ONE OF SAID ENDS HAVING A SURFACE GENERALLY TANGENTIAL TO THE FLANGE INNER CYLINDRICAL SURFACE.
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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) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |