US3333813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High pressure fluid seal
Assignee: ATK Launch Systems LLC
•
Filing: 1964-06-17
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Granted: 1967-08-01
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Expires: 1984-06-17
Abstract
No abstract record available.
Inventors
- 👤 George B Rabe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:29
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/08; F16K5/14; F16K5/20; F16K5/205; F16K5/208; F16K39/00; F16K39/06; F16L; F16L29/00; F16L29/007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A HIGH PRESSURE FLUID SEAL FOR A BALL VALVE INCLUDING A HOUSING HAVING A FLUID INLET AND OUTLET, AND A BALL ROTATABLY MOUNTED IN SAID HOUSING AND HAVING A FLUID FLOW PASSAGE ARRANGED TRANSVERSELY OF ITS AXIS OF ROTATION AND IN ALIGNMENT WITH SAID INLET AND OUTLET; COMPRISING AN ANNULAR SEAL MOUNTED IN THE HOUSING TO EFFECT A SEAL BETWEEN IT AND THE BALL, AT LEAST A PORTION OF SAID SEAL BEING ARCUATE IN CROSS-SECTION AND HAVING ITS CONVEX SURFACE SUBJECT TO THE FLUID FLOW, THE ENDS OF SAID ARCUATE PORTION BEING NORMAL TO THE ENGAGED SURFACES OF THE HOUSING AND
Claim 2
Dependent Claim
101 words
A HIGH PRESSURE FLUID SEAL FOR A BALL VALVE INCLUDING A HOUSING HAVING A FLUID INLET AND OUTLET, AND A BALL ROTATABLY MOUNTED IN SAID HOUSING AND HAVING A FLUID FLOW PASSAGE ARRANGED TRANSVERSELY OF ITS AXIS OF ROTATION AND IN ALIGNMENT WITH SAID INLET AND OUTLET; COMPRISING AN ANNULAR SEAL MOUNTED IN THE HOUSING TO EFFECT A SEAL BETWEEN IT AND THE BALL, AT LEAST A PORTION OF SAID SEAL BEING ARCUATE IN CROSS-SECTION AND HAVING ITS CONVEX SURFACE SUBJECT TO THE FLUID FLOW, THE ENDS OF SAID ARCUATE PORTION BEING NORMAL TO THE ENGAGED SURFACES OF THE HOUSING AND
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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) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |