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US3139735A Expired / Lapsed US ⏱️ 0.0 years remaining

Vapor compression air conditioning system or apparatus and method of operating the same

Assignee: Kramer Trenton Co
•
Filing: 1962-04-16
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Granted: 1964-07-07
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Expires: 1982-04-16
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Abstract

No abstract record available.

Inventors

  • 👤 Malkoff Hyman
  • 👤 Daniel E Kramer
  • 👤 Otto J Nussbaum

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 19:45
CPC Classifications
F; F24; F24F; F24F11/00; F24F11/30; F24F11/62; F24F11/70; F24F11/80; F24F11/83; F24F11/84; F24F11/88; F24F3/00; F24F3/12; F24F3/14; F24F3/1405; F24F3/153; Y; Y10; Y10S; Y10S62/00; Y10S62/17

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 171 words
AN AIR CONDITIONING SYSTEM DESIGNED AND ADAPTED FOR AUTOMATIC REGULATION OF BOTH TEMPERATURE AND HUMIDITY WITHIN A CHAMBER OR SPACE, SAID SYSTEM COMPRISING A CLOSED REFRIGERANT CIRCUIT INCLUDING A COMPRESSOR, A MAIN AIR COOLED CONDENSER, A LIQUID RECEIVER, AN EVAPORATOR, A SUPPLY CONDUIT CONNECTING THE RECEIVER WITH THE EVAPORATOR INLET, A THERMOSTATIC EXPANSION VALVE IN THE SAID SUPPLY CONDUIT, A SUCTION CONDUIT CONNECTING THE EVAPORATOR OUTLET WITH THE COMPRESSOR INTAKE, A FEELER BULB OPERATIVELY ADJACENT THE OUTLET OF THE EVAPORTOR FOR CONTROLLING THE EXPANSION VALVE, MEANS FOR CAUSING A FLOW OF AIR THROUGH THE EVAPORATOR, A REFRIGERANT CONDENSING ELEMENT DISCONNECTED FROM THE MAIN CONDENSER AND OPERATIVELY CONNECTED TO THE EVAPORATOR FOR RAISING THE TEMPERATURE OF SAID AIR FLOW IN CERTAIN CYCLES OF SYSTEM OPERATION, AUTOMATIC MEANS FOR REFRIGERANT FLOW CONNECTION OF THE CONDENSING ELEMENT WITH AND DISCONNECTION OF IT FROM THE HOT GAS COMPRESSOR DISCHARGE, AND AUTOMATIC PRESSURE REGULATED MEANS FOR CONTROLLING THE FLOW FROM THE COMPRESSOR TO THE CONDENSING ELEMENT TO MAINTAIN A PREDETERMINED TEMPERATURE OF THE SAID CONDENSING ELEMENT.
Claim 2
Dependent Claim 171 words
AN AIR CONDITIONING SYSTEM DESIGNED AND ADAPTED FOR AUTOMATIC REGULATION OF BOTH TEMPERATURE AND HUMIDITY WITHIN A CHAMBER OR SPACE, SAID SYSTEM COMPRISING A CLOSED REFRIGERANT CIRCUIT INCLUDING A COMPRESSOR, A MAIN AIR COOLED CONDENSER, A LIQUID RECEIVER, AN EVAPORATOR, A SUPPLY CONDUIT CONNECTING THE RECEIVER WITH THE EVAPORATOR INLET, A THERMOSTATIC EXPANSION VALVE IN THE SAID SUPPLY CONDUIT, A SUCTION CONDUIT CONNECTING THE EVAPORATOR OUTLET WITH THE COMPRESSOR INTAKE, A FEELER BULB OPERATIVELY ADJACENT THE OUTLET OF THE EVAPORTOR FOR CONTROLLING THE EXPANSION VALVE, MEANS FOR CAUSING A FLOW OF AIR THROUGH THE EVAPORATOR, A REFRIGERANT CONDENSING ELEMENT DISCONNECTED FROM THE MAIN CONDENSER AND OPERATIVELY CONNECTED TO THE EVAPORATOR FOR RAISING THE TEMPERATURE OF SAID AIR FLOW IN CERTAIN CYCLES OF SYSTEM OPERATION, AUTOMATIC MEANS FOR REFRIGERANT FLOW CONNECTION OF THE CONDENSING ELEMENT WITH AND DISCONNECTION OF IT FROM THE HOT GAS COMPRESSOR DISCHARGE, AND AUTOMATIC PRESSURE REGULATED MEANS FOR CONTROLLING THE FLOW FROM THE COMPRESSOR TO THE CONDENSING ELEMENT TO MAINTAIN A PREDETERMINED TEMPERATURE OF THE SAID CONDENSING ELEMENT.

References Cited (Backward Citations)

US1837798A Cited
US2195781A Cited
US2451385A Cited
US2715320A Cited
US2679142A Cited
US2963877A Cited
US2961844A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-07-07 1968-01-06 1968-07-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-07-07 1972-01-06 1972-07-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-07-07 1976-01-06 1976-07-07 $7700.00 Window Closed / Lapsed

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