US3206216A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure seal assemblage
Assignee: Westinghouse Electric Corp
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Filing: 1962-05-23
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Granted: 1965-09-14
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Expires: 1982-05-23
Abstract
No abstract record available.
Inventors
- 👤 Richard F Crook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:29
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/02; F16J15/06; F16J15/10; F16J15/104; F16J15/062; Y; Y10; Y10S; Y10S277/00; Y10S277/91; Y10S277/918
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A FACE SEAL ASSEMBLAGE COMPRISING SEPARABLE CASING MEMBERS HAVING RESPECTIVE FACE PORTIONS IN ABUTTING CONTACT ONE WITH THE OTHER AND HAVING RESPECT CONDUITS THEREIN EXTENDING FROM SAID FACE PORTION FOR FLUID PRESSURE COMMUNICATIN THEREBETWEEN, ONE CASING MEMBER HAVING A RECESS DEFINED BY A CYLINDRICAL SURFACE EXTENDING FROM THE RESPECTIVE FACE OF SAID ONE CASING MEMBER ENCIRCULATING AN END OF THE RESPECTIVE CONDUIT IN SAID ONE MEMBER; A FLUID-FLOW-PERMISSIVE ELEMENT REMOVABLY DISPOSED IN SAID RECESS; A RING MEMBER DISPOSED IN SAID RECESS IN UNCONNECTED RELATIONSHIP WITH THE CASING MEMBERS, SAID RING MEMBER HAVING AN OUTER SURFACE TAPERING WITH DECREASING DIAMETER IN THE DIRECTION OF THE AFORESAID ABUTTING FACE PORTIONS; AND AN O-RING SEALING MEMBER DISPOSED IN SAID RECESS IN A SQUEEZED CONDITION BETWEEN THE AFORESAID CYLINDRICAL SURFACE, THE OUTER TAPERED SUROF SAID RING MEMBER, THE FACE PORTION OFTHE OTHER CASING MEMBER, AND A SURFACE OF SAID CIRCULAR ELEMENT.
Claim 2
Dependent Claim
147 words
A FACE SEAL ASSEMBLAGE COMPRISING SEPARABLE CASING MEMBERS HAVING RESPECTIVE FACE PORTIONS IN ABUTTING CONTACT ONE WITH THE OTHER AND HAVING RESPECT CONDUITS THEREIN EXTENDING FROM SAID FACE PORTION FOR FLUID PRESSURE COMMUNICATIN THEREBETWEEN, ONE CASING MEMBER HAVING A RECESS DEFINED BY A CYLINDRICAL SURFACE EXTENDING FROM THE RESPECTIVE FACE OF SAID ONE CASING MEMBER ENCIRCULATING AN END OF THE RESPECTIVE CONDUIT IN SAID ONE MEMBER; A FLUID-FLOW-PERMISSIVE ELEMENT REMOVABLY DISPOSED IN SAID RECESS; A RING MEMBER DISPOSED IN SAID RECESS IN UNCONNECTED RELATIONSHIP WITH THE CASING MEMBERS, SAID RING MEMBER HAVING AN OUTER SURFACE TAPERING WITH DECREASING DIAMETER IN THE DIRECTION OF THE AFORESAID ABUTTING FACE PORTIONS; AND AN O-RING SEALING MEMBER DISPOSED IN SAID RECESS IN A SQUEEZED CONDITION BETWEEN THE AFORESAID CYLINDRICAL SURFACE, THE OUTER TAPERED SUROF SAID RING MEMBER, THE FACE PORTION OFTHE OTHER CASING MEMBER, AND A SURFACE OF SAID CIRCULAR ELEMENT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |