US3413996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acoustically or electrically controlled fluid amplifiers
Assignee: United States Department of the Army
•
Filing: 1966-09-15
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Granted: 1968-12-03
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Expires: 1986-09-15
Abstract
No abstract record available.
Inventors
- 👤 Jonathan E Fine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:56
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/02; F15C1/04; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/218; Y10T137/2191; Y10T137/2196; Y10T137/2229; Y10T137/2256
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A PROPORTIONAL FLUID AMPLIFIER COMPRISING: AN INTERACTION CHAMBER, POWER NOZZLE MEANS TO DIRECT FLUID INTO SAID INTERACTION CHAMBER, PLURAL OUTLETS COMMUNICATING WITH SAID INTERACTION CHAMBER, ONE CONTROL NOZZLE ADJACENT ONE SIDE OF SAID POWER NOZZLE, A SECOND CONTROL NOZZLE ADJACENT THE OTHER SIDE OF SAID POWER NOZZLE, MEANS TO SIMULTANEOUSLY CREATE A SUCTION PULSE ON SAID ONE CONTROL NOZZLE AND A PRESSURE PULSE ON SAID SECOND CONTROL NOZZLE, SAID MEANS TO SIMULTANEOUSLY CREATE A SUCTION PULSE ON SAID ONE CONTROL NOZZLE AND A PRESSURE PULSE ON SAID SECOND CONTROL NOZZLE INCLUDING A TRANSMISSION PIPE HAVING TWO ENDS AND INTERCONNECTING SAID CONTROL NOZZLES, AND A PRESSURE TRANSDUCER LOCATED AT ONE END OF SAID TRANSMISSION PIPE AND A DISCHARGE NOZZLE AT SAID OTHER END BEING COMMUNICATED TO SAID SECOND CONTROL NOZZLE, AN INLET NOZZLE FOR SAID TRANSMISSION PIPE, SAID INLET NOZZLE BEING INVERTED WITH RESPECT TO THE INTERIOR OF SAID TRANSMISSION PIPE AND COMMUNICATING WITH SAID ONE CONTROL NOZZLE.
Claim 2
Dependent Claim
157 words
A PROPORTIONAL FLUID AMPLIFIER COMPRISING: AN INTERACTION CHAMBER, POWER NOZZLE MEANS TO DIRECT FLUID INTO SAID INTERACTION CHAMBER, PLURAL OUTLETS COMMUNICATING WITH SAID INTERACTION CHAMBER, ONE CONTROL NOZZLE ADJACENT ONE SIDE OF SAID POWER NOZZLE, A SECOND CONTROL NOZZLE ADJACENT THE OTHER SIDE OF SAID POWER NOZZLE, MEANS TO SIMULTANEOUSLY CREATE A SUCTION PULSE ON SAID ONE CONTROL NOZZLE AND A PRESSURE PULSE ON SAID SECOND CONTROL NOZZLE, SAID MEANS TO SIMULTANEOUSLY CREATE A SUCTION PULSE ON SAID ONE CONTROL NOZZLE AND A PRESSURE PULSE ON SAID SECOND CONTROL NOZZLE INCLUDING A TRANSMISSION PIPE HAVING TWO ENDS AND INTERCONNECTING SAID CONTROL NOZZLES, AND A PRESSURE TRANSDUCER LOCATED AT ONE END OF SAID TRANSMISSION PIPE AND A DISCHARGE NOZZLE AT SAID OTHER END BEING COMMUNICATED TO SAID SECOND CONTROL NOZZLE, AN INLET NOZZLE FOR SAID TRANSMISSION PIPE, SAID INLET NOZZLE BEING INVERTED WITH RESPECT TO THE INTERIOR OF SAID TRANSMISSION PIPE AND COMMUNICATING WITH SAID ONE CONTROL NOZZLE.
References Cited (Backward Citations)
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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) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |