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US3402727A Expired / Lapsed US ⏱️ 0.0 years remaining

Fluid amplifier function generator

Assignee: General Electric Co
•
Filing: 1964-09-23
•
Granted: 1968-09-24
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Expires: 1984-09-23
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Abstract

No abstract record available.

Inventors

  • 👤 Boothe Willis Anson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 04:35
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/14; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0391; Y10T137/206; Y10T137/218; Y10T137/2191; Y10T137/2229; Y10T137/2234

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 249 words
A FLUID AMPLIFIER COMPRISING, A POWER NOZZLE FROM WHICH A FLUID POWER JET IS DISCHARGED, A PAIR OF RECEIVERS DOWNSTREAM OF SAID NOZZLE, SAID RECEIVERS COMPRISING PASSAGEWAYS RESPECTIVELY HAVING ENTRANCES ON OPPOSITE SIDES OF THE NOMINAL PATH OF THE POWER JET AND OUTLETS FROM WHICH AN OUTPUT SIGNAL IS DERIVED, A PAIR OF CONTROL PORTS RESPECTIVELY DISPOSED ON OPPOSITE SIDES OF SAID POWER JET WHEREBY PRESSURE SIGNALS AT SAID CONTROL PORTS WILL DEFLECT SAID POWER JET TOWARDS ONE OR THE OTHER OF SAID RECEIVERS TO ALTERNATELY CHANGED THE PRESSURIZATION OF SAID RECEIVERS AND PROVIDE AN OUTPUT SIGNAL THEREFROM, A PAIR OF FEEDBACK PORTS RESPECTIVELY DISPOSED ON OPPOSITE SIDES THEREFROM JET, VENTING MEANS BETWEEN SAID PORTS AND SAID RECEIVERS AND FLOW RESTRICTIVE, PASSAGEWAY MEANS RESPECTIVELY CONNECTING EACH RECEIVER PASSAGEWAY WITH THE FEEDBACK PORT ON THE SAME SIDE OF SAID POWER JET, AND CONNECTING PASSAGEWAY MEANS PRESSURIZING EACH FEEDBACK PORT TO A LESSER DEGREE THAN THE RESPECTIVE RECEIVER PASSAGEWAY, IN OPPOSITION TO THE CONTROL SIGNAL WHICH HAS PRESSURIZED THE RECEIVER TO WHICH THE FEEDBACK PORT IS CONNECTED, MEANS, DOWNSTREAM OF EACH CONNECTING PASSAGEWAY MEANS FOR RESTRICTING FLOW THROUGH SAID RECEIVER PASSAGEWAYS AND THUS ASSURING THE RELATIVE PRESSURIZATION OF SAID RECEIVER PASSAGEWAYS AND SAID FEEDBACK PORTS, SAID CONNECTING PASSAGEWAY MEANS FURTHER INCLUDING MEANS FOR ATTENUATING RELATIVELY RAPID PRESSURE VARIATIONS IN THE FLOW OF FLUID THERETHROUGH, WHEREBY, FOR A GIVEN STRENGTH CONTROL SIGNAL, THE RECEIVER SIGNAL PRESSURE WILL INCREASE AS THE OPPOSITION SIGNAL DECREASES WITH HIGHER RATES OF CHANGE IN RECEIVER SIGNAL PRESSURE.
Claim 2
Dependent Claim 249 words
A FLUID AMPLIFIER COMPRISING, A POWER NOZZLE FROM WHICH A FLUID POWER JET IS DISCHARGED, A PAIR OF RECEIVERS DOWNSTREAM OF SAID NOZZLE, SAID RECEIVERS COMPRISING PASSAGEWAYS RESPECTIVELY HAVING ENTRANCES ON OPPOSITE SIDES OF THE NOMINAL PATH OF THE POWER JET AND OUTLETS FROM WHICH AN OUTPUT SIGNAL IS DERIVED, A PAIR OF CONTROL PORTS RESPECTIVELY DISPOSED ON OPPOSITE SIDES OF SAID POWER JET WHEREBY PRESSURE SIGNALS AT SAID CONTROL PORTS WILL DEFLECT SAID POWER JET TOWARDS ONE OR THE OTHER OF SAID RECEIVERS TO ALTERNATELY CHANGED THE PRESSURIZATION OF SAID RECEIVERS AND PROVIDE AN OUTPUT SIGNAL THEREFROM, A PAIR OF FEEDBACK PORTS RESPECTIVELY DISPOSED ON OPPOSITE SIDES THEREFROM JET, VENTING MEANS BETWEEN SAID PORTS AND SAID RECEIVERS AND FLOW RESTRICTIVE, PASSAGEWAY MEANS RESPECTIVELY CONNECTING EACH RECEIVER PASSAGEWAY WITH THE FEEDBACK PORT ON THE SAME SIDE OF SAID POWER JET, AND CONNECTING PASSAGEWAY MEANS PRESSURIZING EACH FEEDBACK PORT TO A LESSER DEGREE THAN THE RESPECTIVE RECEIVER PASSAGEWAY, IN OPPOSITION TO THE CONTROL SIGNAL WHICH HAS PRESSURIZED THE RECEIVER TO WHICH THE FEEDBACK PORT IS CONNECTED, MEANS, DOWNSTREAM OF EACH CONNECTING PASSAGEWAY MEANS FOR RESTRICTING FLOW THROUGH SAID RECEIVER PASSAGEWAYS AND THUS ASSURING THE RELATIVE PRESSURIZATION OF SAID RECEIVER PASSAGEWAYS AND SAID FEEDBACK PORTS, SAID CONNECTING PASSAGEWAY MEANS FURTHER INCLUDING MEANS FOR ATTENUATING RELATIVELY RAPID PRESSURE VARIATIONS IN THE FLOW OF FLUID THERETHROUGH, WHEREBY, FOR A GIVEN STRENGTH CONTROL SIGNAL, THE RECEIVER SIGNAL PRESSURE WILL INCREASE AS THE OPPOSITION SIGNAL DECREASES WITH HIGHER RATES OF CHANGE IN RECEIVER SIGNAL PRESSURE.

References Cited (Backward Citations)

US3185166A Cited
US3024805A Cited
US3075548A Cited
US3159168A Cited
US3117593A Cited
US3148691A Cited
US3223101A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-09-24 1972-03-25 1972-09-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-09-24 1976-03-25 1976-09-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-09-24 1980-03-25 1980-09-24 $7700.00 Window Closed / Lapsed

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