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US3279531A Expired / Lapsed US ⏱️ 0.0 years remaining

Air conditioning system

Assignee: Bowles Engineering Corp
•
Filing: 1964-02-04
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Granted: 1966-10-18
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Expires: 1984-02-04
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Abstract

No abstract record available.

Inventors

  • 👤 Romald E Bowles

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 21:54
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/00642; B60H1/00814; B60H1/00878; F; F24; F24F; F24F11/00; F24F11/30

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 219 words
AN AIR-CONDITIONER SYSTEM FOR A MOTOR VEHICLE HAVING A DRIVER COMPARTMENT AND AN ENGINE COMPARTMENT, COMPRISING MEANS FOR INDUCING AIR INTO THE SYSTEM, A FLUID AMPLIFIER HAVING AN INTERACTION REGION HAVING ENTERING THEREIN AT LEAST A FIRST AND A SECOND OUTPUT PASSAGE, A CONTROL PASSAGE AND A POWER STREAM FORMING CHANNEL, SAID CHANNEL RECEVUNG FLUID FROM SAID MEANS FOR INDUCING, FLOW OF FLUID THROUGH SAID INTERACTION REGION REDUCING THE PRESSURE THEREIN TO BELOW AMBIENT PRESSURE, SAID AMPLIFIER DIRECTING SUBSTANTIALLY ALL FLUID FLOW FROM SAID CHANNEL TO SAID FIRST CONTROL ABSENCE OF SUPPLY OF FLUID TO SAID CONTROL PASSAGE, A HEATING ELEMENT LOCATED IN SAID FIRST OUTPUT PASSAGE, SAID OUTPUT PASSAGE CONVERGING TO FORM A FURTHER PASSAGE DOWNSTREAM OF SAID HEATING ELEMENT, TEMPERATURE RESPONSIVE ELEMENTS FOR VARYING THE FLOW OF EXTERNAL FLUID TO SAID CONTROL PASSAGE IN SUCH A SENSE AS TO MAINTIAN A DESIRED TEMPERATURE, A PURE FLUID DIVERTER VALVE HAVING TWO OUTPUT PASSAGES, SAID VALVE BEING CONNECTED TO RECEIVE FLUID FROM SAID FURTHER PASSAGE, CONTROL MEANS FOR SWITCHING SAID FLUID FLOW FROM ONE TO THE OTHER OF SAID OUTPUT PASSAGES OF SAID DIVERTER VALVE, ONE OF SAID OUTPUT PASSAGES OF SAID DIVERTER VALVE DIRECTING FLUID TO THE UPPER REGION OF SAID DRIVER COMPARTMENT AND THE OTHER OUTPUT PASSAGE DIRECTING FLUID TO THE LOWER REGION OF SAID DRIVER COMPARTMENT.
Claim 2
Dependent Claim 219 words
AN AIR-CONDITIONER SYSTEM FOR A MOTOR VEHICLE HAVING A DRIVER COMPARTMENT AND AN ENGINE COMPARTMENT, COMPRISING MEANS FOR INDUCING AIR INTO THE SYSTEM, A FLUID AMPLIFIER HAVING AN INTERACTION REGION HAVING ENTERING THEREIN AT LEAST A FIRST AND A SECOND OUTPUT PASSAGE, A CONTROL PASSAGE AND A POWER STREAM FORMING CHANNEL, SAID CHANNEL RECEVUNG FLUID FROM SAID MEANS FOR INDUCING, FLOW OF FLUID THROUGH SAID INTERACTION REGION REDUCING THE PRESSURE THEREIN TO BELOW AMBIENT PRESSURE, SAID AMPLIFIER DIRECTING SUBSTANTIALLY ALL FLUID FLOW FROM SAID CHANNEL TO SAID FIRST CONTROL ABSENCE OF SUPPLY OF FLUID TO SAID CONTROL PASSAGE, A HEATING ELEMENT LOCATED IN SAID FIRST OUTPUT PASSAGE, SAID OUTPUT PASSAGE CONVERGING TO FORM A FURTHER PASSAGE DOWNSTREAM OF SAID HEATING ELEMENT, TEMPERATURE RESPONSIVE ELEMENTS FOR VARYING THE FLOW OF EXTERNAL FLUID TO SAID CONTROL PASSAGE IN SUCH A SENSE AS TO MAINTIAN A DESIRED TEMPERATURE, A PURE FLUID DIVERTER VALVE HAVING TWO OUTPUT PASSAGES, SAID VALVE BEING CONNECTED TO RECEIVE FLUID FROM SAID FURTHER PASSAGE, CONTROL MEANS FOR SWITCHING SAID FLUID FLOW FROM ONE TO THE OTHER OF SAID OUTPUT PASSAGES OF SAID DIVERTER VALVE, ONE OF SAID OUTPUT PASSAGES OF SAID DIVERTER VALVE DIRECTING FLUID TO THE UPPER REGION OF SAID DRIVER COMPARTMENT AND THE OTHER OUTPUT PASSAGE DIRECTING FLUID TO THE LOWER REGION OF SAID DRIVER COMPARTMENT.

References Cited (Backward Citations)

US3198431A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-10-17 1970-04-18 1970-10-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-10-17 1974-04-18 1974-10-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-10-17 1978-04-18 1978-10-18 $7700.00 Window Closed / Lapsed

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