US3232579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Angle cock
Assignee: Westinghouse Air Brake Co
•
Filing: 1963-05-22
•
Granted: 1966-02-01
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Expires: 1983-05-22
Abstract
No abstract record available.
Inventors
- 👤 William B Jeffrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:15
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/04; F16K5/0457; F16K5/0478
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
AN ANGLE COCK, COMPRISING: (A) A CASING HAVING A BORE THEREIN AND A PAIR OF PASSAGE MEANS INTERSECTING SAID BORE, (B) A VALVE MEMBER DISPOSED IN SAID BORE FOR ROTATIONAL MOVEMENT ABOUT ITS AXIS AND HAVING A PASSAGE THERETHROUGH FOR REGISTERING ITS ENDS WITH SAID PAIR OF PASSAGE MEANS WHEN SAID VALVE MEMBER IS DISPOSED IN A FIRST POSITION ABOUT ITS AXIS, (C) A FLEXIBLE GASKET MMEBER HAVING OPPOSED END PORTIONS AND REMOVABLY DISPOSED IN FLUSH ENGAGEMENT WITH SAID VALVE MEMBER WITH SAID END PORTIONS EXTENDING IN OPPOSITE DIRECTIONS CIRCUMFERENTIALLY OF SAID VALVE MEMBER, (D) MEANS FOR PREVENTING MOVEMENT OF SAID GASKET MEMBER WITH RESPECT TO SAID VALVE MEMBER, (E) SAID GASKET MEMBER INCLUDING A PAIR OF SPACED APERTURES EACH COINCIDENT WITH ONE OF THE ENDS OF SAID PASSAGE, AND INCLUDING AT LEAST ONE BEAD MEANS THEREON FOR SEALINGLY SURROUNDING ONE OF SAID PAIR OF PASSAGE MEANS WHEN THE VALVE MEMBER IS DISPOSED IN A SECOND AXIAL ROTATIVE POSITION.
Claim 2
Dependent Claim
159 words
AN ANGLE COCK, COMPRISING: (A) A CASING HAVING A BORE THEREIN AND A PAIR OF PASSAGE MEANS INTERSECTING SAID BORE, (B) A VALVE MEMBER DISPOSED IN SAID BORE FOR ROTATIONAL MOVEMENT ABOUT ITS AXIS AND HAVING A PASSAGE THERETHROUGH FOR REGISTERING ITS ENDS WITH SAID PAIR OF PASSAGE MEANS WHEN SAID VALVE MEMBER IS DISPOSED IN A FIRST POSITION ABOUT ITS AXIS, (C) A FLEXIBLE GASKET MMEBER HAVING OPPOSED END PORTIONS AND REMOVABLY DISPOSED IN FLUSH ENGAGEMENT WITH SAID VALVE MEMBER WITH SAID END PORTIONS EXTENDING IN OPPOSITE DIRECTIONS CIRCUMFERENTIALLY OF SAID VALVE MEMBER, (D) MEANS FOR PREVENTING MOVEMENT OF SAID GASKET MEMBER WITH RESPECT TO SAID VALVE MEMBER, (E) SAID GASKET MEMBER INCLUDING A PAIR OF SPACED APERTURES EACH COINCIDENT WITH ONE OF THE ENDS OF SAID PASSAGE, AND INCLUDING AT LEAST ONE BEAD MEANS THEREON FOR SEALINGLY SURROUNDING ONE OF SAID PAIR OF PASSAGE MEANS WHEN THE VALVE MEMBER IS DISPOSED IN A SECOND AXIAL ROTATIVE POSITION.
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US2105331A
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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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |