Patent US3136336A successfully refreshed from Google Patents.
US3136336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: Powers Regulator Co
•
Filing: 1960-08-25
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Granted: 1964-06-09
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Expires: 1980-08-25
Abstract
No abstract record available.
Inventors
- 👤 Charles H Priesmeyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:42
CPC Classifications
F; F16; F16K; F16K3/00; F16K3/28; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86558; Y10T137/86879
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A VALVE FOR CONTROLLING FLOWABLE MEDIA COMPRISING A CASING HAVING FIRST AND SECOND PORT MEANS FOR PERMITTING THE INGRESS AND EGRESS OF FLOWABLE MEDIA TO AND FROM THE VALVE, RESPECTIVELY, AND A BORE CONNECTING SAID FIRST AND SECOND PORT MEANS, AND AN ANNULAR MEMBER SLIDABLY DISPOSED WITHIN SAID BORE FOR SELECTIVELY CONNECTING SAID FIRST AND SECOND PORT MEANS, SAID ANNULAR MEMBER FOR AT LEAST A PORTION OF ITS LENGTH COMPRISING A CYLINDRICALLY FORMED FLEXIBLE SHEATH HAVING ENDS BEVELLED AT COMPLEMENTARY ANGLES AND NORMALLY IN TOUCHING RELATIONSHIP TO FORM A JUNCTURE LYING ALONG A CHORDAL LINE OF INTERSECTION TO FORM A SCARF JOINT, SAID ANNULAR MEMBER BEING EXPANDABLE AND CONTRACTABLE TO CONFORM TO SAID BORE WITH AT LEAST A PORTION OF SAID BEVELLED ENDS REMAINING IN TOUCHING RELATIONSHIP WITH EACH OTHER WHEREBY SAID ANNULAR MEMBER IS IN SEALING ENGAGEMENT WITH SAID BORE DUE TO THE FLEXIBILITY OF SAID SHEATH.
Claim 2
Dependent Claim
148 words
A VALVE FOR CONTROLLING FLOWABLE MEDIA COMPRISING A CASING HAVING FIRST AND SECOND PORT MEANS FOR PERMITTING THE INGRESS AND EGRESS OF FLOWABLE MEDIA TO AND FROM THE VALVE, RESPECTIVELY, AND A BORE CONNECTING SAID FIRST AND SECOND PORT MEANS, AND AN ANNULAR MEMBER SLIDABLY DISPOSED WITHIN SAID BORE FOR SELECTIVELY CONNECTING SAID FIRST AND SECOND PORT MEANS, SAID ANNULAR MEMBER FOR AT LEAST A PORTION OF ITS LENGTH COMPRISING A CYLINDRICALLY FORMED FLEXIBLE SHEATH HAVING ENDS BEVELLED AT COMPLEMENTARY ANGLES AND NORMALLY IN TOUCHING RELATIONSHIP TO FORM A JUNCTURE LYING ALONG A CHORDAL LINE OF INTERSECTION TO FORM A SCARF JOINT, SAID ANNULAR MEMBER BEING EXPANDABLE AND CONTRACTABLE TO CONFORM TO SAID BORE WITH AT LEAST A PORTION OF SAID BEVELLED ENDS REMAINING IN TOUCHING RELATIONSHIP WITH EACH OTHER WHEREBY SAID ANNULAR MEMBER IS IN SEALING ENGAGEMENT WITH SAID BORE DUE TO THE FLEXIBILITY OF SAID SHEATH.
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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) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |