Patent US3316730A successfully refreshed from Google Patents.
US3316730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning system including reheat coils
Assignee: YORK-LUXAIRE Inc A CORP OF DE
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Filing: 1966-01-11
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Granted: 1967-05-02
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Expires: 1986-01-11
Abstract
No abstract record available.
Inventors
- 👤 Rodney F Lauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:32
CPC Classifications
F; F24; F24F; F24F3/00; F24F3/12; F24F3/14; F24F3/1405; F24F3/153; F25; F25B; F25B13/00; F25B41/00; F25B41/20; F25B41/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
208 words
AN AIR COOLING SYSTEM COMPRISING A REFRIGERANT COMPRESSOR; A CONDENSER COIL; AN EVAPORATOR COIL; A DISCHARGE GAS TUBE CONNECTING SAID COMPRESSOR TO SAID CONDENSER COIL; ACCUMULATOR MEANS; A HEAT EXCHANGE COIL ARRANGED TO HEAT LIQUID WITHIN SAID ACCUMULATOR MEANS; A SUCTION GAS TUBE CONNECTING SAID ACCUMULATOR MEANS TO SAID COMPRESSOR; A LIQUID TUBE CONNECTING SAID CONDENSER COIL TO SAID HEAT EXCHANGE COIL; AN EXPANSION VALVE; A FOURTH TUBE CONNECTING SAID HEAT EXCHANGE COIL TO SAID VALVE; A FIFTH TUBE CONNECTING SAID VALVE TO SAID EVAPORATOR COIL; A SIXTH TUBE CONNECTING SAID EVAPORATOR COIL TO SAID ACCUMULATOR MEANS; MEANS FOR MOVING AIR TO BE COOLED OVER SAID EVAPORATOR COIL; A REHEAT COIL ADJACENT TO AND DOWNSTREAM WITH RESPECT TO AIR FLOW OF SAID EVAPORATOR COIL; A SEVENTH TUBE CONNECTING SAID DISCHARGE GAS TUBE TO SAID REHEAT COIL; A NORMALLY CLOSED VALVE IN SAID SEVENTH TUBE; EXPANSION MEANS CONNECTING SAID REHEAT COIL TO SAID FIFTH TUBE; MEANS FOR OPENING SAID NORMALLY CLOSED VALVE WHEN REHEAT IS REQUIRED AND FOR RECLOSING SAID NORMALLY CLOSED VALVE WHEN NO REHEAT IS REQUIRED; AND MEANS FOR ADJUSTING SAID EXPANSION VALVE TO SUPPLY REFRIGERANT FROM SAID HEAT EXCHANGE COIL TO SAID EVAPORATOR COIL AT THE RATE AT WHICH REFRIGERANT IS CONDENSED IN SAID CONDENSER COIL.
Claim 2
Dependent Claim
208 words
AN AIR COOLING SYSTEM COMPRISING A REFRIGERANT COMPRESSOR; A CONDENSER COIL; AN EVAPORATOR COIL; A DISCHARGE GAS TUBE CONNECTING SAID COMPRESSOR TO SAID CONDENSER COIL; ACCUMULATOR MEANS; A HEAT EXCHANGE COIL ARRANGED TO HEAT LIQUID WITHIN SAID ACCUMULATOR MEANS; A SUCTION GAS TUBE CONNECTING SAID ACCUMULATOR MEANS TO SAID COMPRESSOR; A LIQUID TUBE CONNECTING SAID CONDENSER COIL TO SAID HEAT EXCHANGE COIL; AN EXPANSION VALVE; A FOURTH TUBE CONNECTING SAID HEAT EXCHANGE COIL TO SAID VALVE; A FIFTH TUBE CONNECTING SAID VALVE TO SAID EVAPORATOR COIL; A SIXTH TUBE CONNECTING SAID EVAPORATOR COIL TO SAID ACCUMULATOR MEANS; MEANS FOR MOVING AIR TO BE COOLED OVER SAID EVAPORATOR COIL; A REHEAT COIL ADJACENT TO AND DOWNSTREAM WITH RESPECT TO AIR FLOW OF SAID EVAPORATOR COIL; A SEVENTH TUBE CONNECTING SAID DISCHARGE GAS TUBE TO SAID REHEAT COIL; A NORMALLY CLOSED VALVE IN SAID SEVENTH TUBE; EXPANSION MEANS CONNECTING SAID REHEAT COIL TO SAID FIFTH TUBE; MEANS FOR OPENING SAID NORMALLY CLOSED VALVE WHEN REHEAT IS REQUIRED AND FOR RECLOSING SAID NORMALLY CLOSED VALVE WHEN NO REHEAT IS REQUIRED; AND MEANS FOR ADJUSTING SAID EXPANSION VALVE TO SUPPLY REFRIGERANT FROM SAID HEAT EXCHANGE COIL TO SAID EVAPORATOR COIL AT THE RATE AT WHICH REFRIGERANT IS CONDENSED IN SAID CONDENSER COIL.
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) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |