US3282279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Input and control systems for staged fluid amplifiers
Assignee: Bowles Engineering Corp
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Filing: 1963-12-10
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Granted: 1966-11-01
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Expires: 1983-12-10
Abstract
No abstract record available.
Inventors
- 👤 Francis M Manion
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:35
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/02; F15C1/04; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2087; Y10T137/2093; Y10T137/218; Y10T137/2202; Y10T137/2218
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
147 words
A FLUID SYSTEM FOR DELIVERING A CONSTANT VOLUME OF FLUID COMPRISING A FLUID AMPLIFIER HAVING A POWER NOZZLE, A PAIR OF OUTPUT CHANNELS AND A PAIR OF CONTROL NOZZLES DISPOSED ON OPPOSITE SIDES OF SAID POWER NOZZLE FOR DEFLECTING A STREAM OF FLUID ISSUED BY SAID POWER NOZZLE AS A FUNCTION OF A DIFFERENTIAL IN FLUID FLOW TO SAID CONTROL NOZZLES, A DIFFERENT FLUID PASSAGE CONNECTED TO EACH OF SAID NOZZLES, EACH OF SAID PASSAGES HAVING A FLUID INGRESS OPENING, ALL OF SAID INGRESS OPENINGS LYING PARALLEL TO A COMMON PLANE, MEANS FOR SUPPLYING FLUID FLOW ACROSS SAID PLANE AND INTO EACH OF SAID INGRESS OPENINGS, AND MEANS FOR DIFFERENTIALLY VARYING FLUID FLOW THROUGH SAID CONTROL NOZZLES SUCH THAT THE TOTAL VOLUME OF FLOW ACROSS SAID PLANE IS CONSTANT IN THE PRESENCE OF A CONSTANT VOLUME OF FLOW SUPPLIED TO SAID PLANE BY SAID MEANS FOR SUPPLYING.
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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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |