US3367682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed joint employing pressure loaded and mechanically loaded seal
Assignee: Aerojet Rocketdyne Inc
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Filing: 1964-10-19
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Granted: 1968-02-06
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Expires: 1984-10-19
Abstract
No abstract record available.
Inventors
- 👤 Albert P Meriano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:58
CPC Classifications
F; F16; F16L; F16L17/00; F16L17/06; F16L17/067; F16L23/00; F16L23/16; F16L23/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
IN COMBINATION, (A) FIRST AND SECOND MEMBERS DISPOSED IN OPPOSED RELATION AND DEFINING A JOINT THEREBETWEEN, (B) ONE OF SAID MEMBERS HAVING AN ANNULAR GROOVE IN ITS SURFACE FACING AN OPPOSED SURFACAE OF THE OTHER MEMBER, (C) AN ANNULAR SEAL COMPRISING (1) AN ANNULAR BODY PORTION, (2) AN ANNULAR RESILIENT DIAPHRAGM INTEGRAL WITH SAID BODY PORTION AND EXTENDING RADIALLY THEREFROM, SAID DIAPHRAGM HAVING AN AXIAL FLANGE AT ITS END REMOTE FROM SAID BODY PORTION, (3) SAID BODY PORTION HAVING A PLURALITY OF RADIAL SLOTS PROVIDED THEREIN AND DISPOSED REARWARDLY OF SAID DIAPHRAGM, AND (4) THE AXIAL FLANGE AT THE END OF SAID DIAPHRAGM REMOTE FROM SAID BODY PORTION EXTENDING IN A FORWARD DIRECTION WITH RESPECT TO THE RADIAL SLOTS PROVIDED IN SAID BODY PORTION; (D) SAID ANNULAR SEAL BEING DISPOSED WITH ITS BODY PORTION RECEIVED IN THE GROOVE IN SAID ONE MEMBER IN SEALING ENGAGEMENT WITH SAID ONE MEMBER, (E) THE REAR END PORTION OF SAID BODY PORTION BEING SEATED AGAINST THE OPPOSED SURFACE OF SAID OTHER MEMBER,
Claim 2
Dependent Claim
168 words
IN COMBINATION, (A) FIRST AND SECOND MEMBERS DISPOSED IN OPPOSED RELATION AND DEFINING A JOINT THEREBETWEEN, (B) ONE OF SAID MEMBERS HAVING AN ANNULAR GROOVE IN ITS SURFACE FACING AN OPPOSED SURFACAE OF THE OTHER MEMBER, (C) AN ANNULAR SEAL COMPRISING (1) AN ANNULAR BODY PORTION, (2) AN ANNULAR RESILIENT DIAPHRAGM INTEGRAL WITH SAID BODY PORTION AND EXTENDING RADIALLY THEREFROM, SAID DIAPHRAGM HAVING AN AXIAL FLANGE AT ITS END REMOTE FROM SAID BODY PORTION, (3) SAID BODY PORTION HAVING A PLURALITY OF RADIAL SLOTS PROVIDED THEREIN AND DISPOSED REARWARDLY OF SAID DIAPHRAGM, AND (4) THE AXIAL FLANGE AT THE END OF SAID DIAPHRAGM REMOTE FROM SAID BODY PORTION EXTENDING IN A FORWARD DIRECTION WITH RESPECT TO THE RADIAL SLOTS PROVIDED IN SAID BODY PORTION; (D) SAID ANNULAR SEAL BEING DISPOSED WITH ITS BODY PORTION RECEIVED IN THE GROOVE IN SAID ONE MEMBER IN SEALING ENGAGEMENT WITH SAID ONE MEMBER, (E) THE REAR END PORTION OF SAID BODY PORTION BEING SEATED AGAINST THE OPPOSED SURFACE OF SAID OTHER 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) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |