US3130952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing means for high pressure valves
Assignee: —
•
Filing: —
•
Granted: 1964-04-28
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Expires: 1981-04-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:28
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/08; F16K5/14; F16K5/20; F16K5/205; F16K5/06; F16K5/0663; F16K5/0684
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A VALVE COMPRISING ONE MEMBER HAVING A RECESS THEREIN, A SEALING RING MOUNTED FOR SLIDING AXIAL MOVEMENT WITHIN SAID RECESS, A SECOND MEMBER HAVING A SEALING SURFACE FOR COOPERATION WITH THE OUTER EDGE OF SAID SEALING RING TO PREVENT FLUID FLOW THROUGH THE VALVE, SAID SEALING RING COMPRISING RESILIENT MATERIAL AND HAVING A LIP ON THE PERIPHERY OF ITS INNER EDGE, WHICH LIP BEARS AGAINST THE SIDE WALL OF SAID RECESS TO PROVIDE A FLUID SEAL, AND A PERFORATED PLATE DISPOSED WITHIN SAID RECESS BETWEEN THE END FACE THEREOF AND SAID SEALING RING, SAID PLATE BEING OF SMALLER DIAMETER THAN SAID RECESS SO THAT THE MARGINAL AREA OF SAID INNER EDGE IS EXPOSED, AND SPRING MEANS FOR BIASING SAID PLATE AND SAID RING TOWARD THE SEALING SURFACE OF SAID SECOND MEMBER.
Claim 2
Dependent Claim
131 words
A VALVE COMPRISING ONE MEMBER HAVING A RECESS THEREIN, A SEALING RING MOUNTED FOR SLIDING AXIAL MOVEMENT WITHIN SAID RECESS, A SECOND MEMBER HAVING A SEALING SURFACE FOR COOPERATION WITH THE OUTER EDGE OF SAID SEALING RING TO PREVENT FLUID FLOW THROUGH THE VALVE, SAID SEALING RING COMPRISING RESILIENT MATERIAL AND HAVING A LIP ON THE PERIPHERY OF ITS INNER EDGE, WHICH LIP BEARS AGAINST THE SIDE WALL OF SAID RECESS TO PROVIDE A FLUID SEAL, AND A PERFORATED PLATE DISPOSED WITHIN SAID RECESS BETWEEN THE END FACE THEREOF AND SAID SEALING RING, SAID PLATE BEING OF SMALLER DIAMETER THAN SAID RECESS SO THAT THE MARGINAL AREA OF SAID INNER EDGE IS EXPOSED, AND SPRING MEANS FOR BIASING SAID PLATE AND SAID RING TOWARD THE SEALING SURFACE OF SAID SECOND MEMBER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |