Patent US3264840A successfully refreshed from Google Patents.
US3264840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning systems with reheat coils
Assignee: YORK-LUXAIRE Inc A CORP OF DE
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Filing: 1965-05-03
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Granted: 1966-08-09
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Expires: 1985-05-03
Abstract
No abstract record available.
Inventors
- 👤 James R Harnish
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:26
CPC Classifications
F; F24; F24F; F24F3/00; F24F3/044; F24F3/048; F24F3/052; F24F3/0525; F24F11/00; F24F11/30; F24F11/70; F24F11/80; F24F11/83; F24F11/84; F24F3/12; F24F3/14; F24F3/153; F25; F25B; F25B13/00; F25B2400/00; F25B2400/05; F25B2400/051; F25B41/00; F25B41/30; F25B41/385
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
217 words
AN AIR CONDITIONING SYSTEM COMPRISING A REFRIGERANT COMPRESSOR, A CONDENSER COIL CONNECTED AT ONE END TO THE DISCHARGE SIDE OF SAID COMPRESSOR, A SUCTION LINE ACCUMULATOR CONNECTED TO THE SUCTION SIDE OF SAID COMPRESSOR A HEAT EXCHANGE COIL ARRANGED TO HEAT LIQUID WITHIN SAID ACCUMULATOR, AN EXPANSION VALVE CONNECTED TO ONE END OF SAID HEAT EXCHANGE COIL, AN EVAPORATOR COIL CONNECTED AT ONE END TO SAID EXPANSION VALVE AND AT ITS OTHER END TO SAID ACCUMULATOR, MEANS FOR MOVING AIR TO BE CHILLED OVER SAID EVAPORATOR COIL, A REHEAT COIL ADJACENT TO AND DOWNSTREAM WITH RESPECT TO AIR FLOW OF SAID EVAPORATOR COIL, MEANS WHEN NO REHEAT IS REQURIED, FOR ROUTING REFRIGERANT FROM THE OTHER END OF SAID CONDENSER COIL INTO THE OTHER END OF SAID HEAT EXCHANGE COIL, AND WHEN REHEAT IS REQUIRED, FOR ROUTING REFRIGERANT FROM SAID OTHER END OF SAID CONDENSER COIL THROUGH SAID REHEAT COIL INTO SAID OTHER END OF SAID HEAT EXCHANGE COIL, AND MEANS FOR ADJUSTING SAID EXPANSION VALVE TO SUPPLY REFRIGERANT LIQUID FROM SAID HEAT EXCHANGE COIL TO SAID EVAPORATOR COIL AT THE RATE AT WHICH REFRIGERANT IS CONDENSED IN SAID CONDENSER COIL WHEN NO REHEAT IS REQUIRED, AND AT THE RATE AT WHICH REFRIGERANT IS CONDENSED IN AID CONDENSER COIL AND IN SAID REHEAT COIL WHEN REHEAT IS REQUIRED.
Claim 2
Dependent Claim
217 words
AN AIR CONDITIONING SYSTEM COMPRISING A REFRIGERANT COMPRESSOR, A CONDENSER COIL CONNECTED AT ONE END TO THE DISCHARGE SIDE OF SAID COMPRESSOR, A SUCTION LINE ACCUMULATOR CONNECTED TO THE SUCTION SIDE OF SAID COMPRESSOR A HEAT EXCHANGE COIL ARRANGED TO HEAT LIQUID WITHIN SAID ACCUMULATOR, AN EXPANSION VALVE CONNECTED TO ONE END OF SAID HEAT EXCHANGE COIL, AN EVAPORATOR COIL CONNECTED AT ONE END TO SAID EXPANSION VALVE AND AT ITS OTHER END TO SAID ACCUMULATOR, MEANS FOR MOVING AIR TO BE CHILLED OVER SAID EVAPORATOR COIL, A REHEAT COIL ADJACENT TO AND DOWNSTREAM WITH RESPECT TO AIR FLOW OF SAID EVAPORATOR COIL, MEANS WHEN NO REHEAT IS REQURIED, FOR ROUTING REFRIGERANT FROM THE OTHER END OF SAID CONDENSER COIL INTO THE OTHER END OF SAID HEAT EXCHANGE COIL, AND WHEN REHEAT IS REQUIRED, FOR ROUTING REFRIGERANT FROM SAID OTHER END OF SAID CONDENSER COIL THROUGH SAID REHEAT COIL INTO SAID OTHER END OF SAID HEAT EXCHANGE COIL, AND MEANS FOR ADJUSTING SAID EXPANSION VALVE TO SUPPLY REFRIGERANT LIQUID FROM SAID HEAT EXCHANGE COIL TO SAID EVAPORATOR COIL AT THE RATE AT WHICH REFRIGERANT IS CONDENSED IN SAID CONDENSER COIL WHEN NO REHEAT IS REQUIRED, AND AT THE RATE AT WHICH REFRIGERANT IS CONDENSED IN AID CONDENSER COIL AND IN SAID REHEAT COIL WHEN REHEAT IS REQUIRED.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |