US3363652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plural valves having selective actuation
Assignee: Williams and James Engineers Ltd
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Filing: 1964-10-02
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Granted: 1968-01-16
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Expires: 1984-10-02
Abstract
No abstract record available.
Inventors
- 👤 James David Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:01
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/24; F16K; F16K11/00; F16K11/10; F16K11/20; F16K11/202; F16K21/00; F16K21/04; F16K21/18; Y; Y10; Y10T; Y10T137/00; Y10T137/598; Y10T137/6184; Y10T137/6188; Y10T137/6195; Y10T137/6851; Y10T137/7043; Y10T137/8593; Y10T137/87056; Y10T137/87088; Y10T137/87096; Y10T137/87113; Y10T137/87121; Y10T137/87129; Y10T137/87137
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A FLUID-FLOW CONTROL VALVE COMPRISING A BODY HAVING TWO OUTLETS ARRANGED FOR SEPARATE EXTERNAL CONNECTION AND A SINGLE INLET, AN OUTER AND ROTARY VALVE MEMBER MOUNTED WITHIN THE BODY AND OPERABLE TO CONTROL FLOW FROM SAID INLET TO ONE OF SAID OUTLETS, AND AN INNER VALVE MEMBER MOUNTED FOR AXIAL MOVEMENT WITHOUT ACCOMPANYING ROTATION WITHIN SAID OUTER VALVE MEMBER AND SEPARATED OPERABLE TO CONTROL FLOW FROM SAID INLET TO THE OTHER OF SAID OUTLETS, WITH THE FLOW CONTROLLED BY THE INNER VALVE MEMBER PASSING THROUGH THE OUTER VALVE MEMBER.
Claim 2
Dependent Claim
89 words
A FLUID-FLOW CONTROL VALVE COMPRISING A BODY HAVING TWO OUTLETS ARRANGED FOR SEPARATE EXTERNAL CONNECTION AND A SINGLE INLET, AN OUTER AND ROTARY VALVE MEMBER MOUNTED WITHIN THE BODY AND OPERABLE TO CONTROL FLOW FROM SAID INLET TO ONE OF SAID OUTLETS, AND AN INNER VALVE MEMBER MOUNTED FOR AXIAL MOVEMENT WITHOUT ACCOMPANYING ROTATION WITHIN SAID OUTER VALVE MEMBER AND SEPARATED OPERABLE TO CONTROL FLOW FROM SAID INLET TO THE OTHER OF SAID OUTLETS, WITH THE FLOW CONTROLLED BY THE INNER VALVE MEMBER PASSING THROUGH THE OUTER VALVE MEMBER.
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) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |