Patent US3088490A successfully refreshed from Google Patents.
US3088490A
Expired / Lapsed
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Valve assembly including actuating mechanism therefor
Assignee: TEA COUNCIL OF UNITED STAT
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Filing: 1959-04-23
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Granted: 1963-05-07
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Expires: 1979-04-23
Abstract
No abstract record available.
Inventors
- 👤 Albert M Rockwood
- 👤 David M Cowan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:39
CPC Classifications
G; G05; G05D; G05D11/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87096; Y10T137/877; Y10T137/87708; Y10T137/87716; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20372; Y10T74/20384
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A MIXING VALVE COMPRISING: A FRAME; A PLURALITY OF BODY MEMBERS SUPPORTED ON SAID FRAME; A CHAMBER IN EACH OF SAID BODY MEMBERS; A FLUID INLET INTO EACH OF SAID CHAMBERS TERMINATING IN A VALVE SEAT; A FLUID OUTLET FROM EACH OF SAID CHAMBERS CONVERGING INTO ONE MIXING VALVE OUTLET; AN ELASTIC DIAPHRAGM IN EACH OF SAID CHAMBERS OPPOSITE SAID VALVE SEAT; A PLUNGER SUPPORTED IN SAID FRAME IN EACH OF SAID CHAMBERS FOR AXIAL MOVEMENT WITH RESPECT TO SAID CHAMBER AND POSITIONED OPPOSITE SAID DIAPHRAGM TO CONTACT AND ELASTICALLY DEFORM SAID DIAPHRAGM INTO ENGAGING CONTACT WITH ONE OF SAID VALVE SEATS; A PLURALITY OF SEPARATE SNAP-ACTION MEANS, EACH INDEPENDENTLY OPERA-
Claim 2
Dependent Claim
111 words
A MIXING VALVE COMPRISING: A FRAME; A PLURALITY OF BODY MEMBERS SUPPORTED ON SAID FRAME; A CHAMBER IN EACH OF SAID BODY MEMBERS; A FLUID INLET INTO EACH OF SAID CHAMBERS TERMINATING IN A VALVE SEAT; A FLUID OUTLET FROM EACH OF SAID CHAMBERS CONVERGING INTO ONE MIXING VALVE OUTLET; AN ELASTIC DIAPHRAGM IN EACH OF SAID CHAMBERS OPPOSITE SAID VALVE SEAT; A PLUNGER SUPPORTED IN SAID FRAME IN EACH OF SAID CHAMBERS FOR AXIAL MOVEMENT WITH RESPECT TO SAID CHAMBER AND POSITIONED OPPOSITE SAID DIAPHRAGM TO CONTACT AND ELASTICALLY DEFORM SAID DIAPHRAGM INTO ENGAGING CONTACT WITH ONE OF SAID VALVE SEATS; A PLURALITY OF SEPARATE SNAP-ACTION MEANS, EACH INDEPENDENTLY OPERA-
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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) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |