US3264837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigeration system with accumulator means
Assignee: YORK-LUXAIRE Inc A CORP OF DE
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Filing: 1965-04-09
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Granted: 1966-08-09
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Expires: 1985-04-09
Abstract
No abstract record available.
Inventors
- 👤 James R Harnish
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:04
CPC Classifications
F; F25; F25B; F25B40/00; F25B13/00; F25B41/00; F25B41/30; F25B41/31; F25B41/33; F25B41/335; F25B41/385; F25B2341/00; F25B2341/06; F25B2341/063; F25B2400/00; F25B2400/05; F25B2400/051
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
THE METHOD OF OPERATING A REFRIGERANT SYSTEM CONTAINING A COMPRESSOR, A CONDENSER, A HEAT EXCHANGE COIL, AN EXPANSION VALVE, AN EVAPORATOR, SAID SUCTION LINE ACCUMULATOR MEANS CONNECTED IN SERIES IN THE ORDER NAMED, WHICH COMPRISES OVERCHANGINGG SAID SYSTEM WITH REFRIGERANT SO THAT THERE IS MORE REFRIGERANT THAN IS NECESSARY TO SATISFY THE REQUIREMENTS OF SAID CONDENSER AND EVAPORATOR, AND THAT THERE IS ALWAYS A QUANTITY OF REFRIGERANT LIQUID WITHIN SAID ACCUMULATOR MEANS; CONTINUOUSLY EVAPORATING LIQUID WITHIN SAID ACCUMULATOR MEANS WITH HEAT FROM THE HIGH PRESSURE LIQUID FLOWING THROUGH SAID COIL, AND ADJUSTING SAID EXPANSION VALVE AT ALL LOADS ON SAID EVAPORATOR TO CONTINUOUSLY OVERFEED SAID EVAPORATOR WITH REFRIGERANT LIQUID AT SUCH A RATE THAT UNEVAPORATED LIQUID FLOWS CONTINUOUSLY FROM SAID EVAPORATOR INTO SAID ACCUMULATOR MEANS AT SUBSTANTIALLY THE RATE AT WHICH LIQUID IS EVAPORATED WITHIN SAID ACCUMULATOR MEANS.
Claim 2
Independent Claim
138 words
THE METHOD OF OPERATING A REFRIGERANT SYSTEM CONTAINING A COMPRESSOR, A CONDENSER, A HEAT EXCHANGE COIL, AN EXPANSION VALVE, AN EVAPORATOR, SAID SUCTION LINE ACCUMULATOR MEANS CONNECTED IN SERIES IN THE ORDER NAMED, WHICH COMPRISES OVERCHANGINGG SAID SYSTEM WITH REFRIGERANT SO THAT THERE IS MORE REFRIGERANT THAN IS NECESSARY TO SATISFY THE REQUIREMENTS OF SAID CONDENSER AND EVAPORATOR, AND THAT THERE IS ALWAYS A QUANTITY OF REFRIGERANT LIQUID WITHIN SAID ACCUMULATOR MEANS; CONTINUOUSLY EVAPORATING LIQUID WITHIN SAID ACCUMULATOR MEANS WITH HEAT FROM THE HIGH PRESSURE LIQUID FLOWING THROUGH SAID COIL, AND ADJUSTING SAID EXPANSION VALVE AT ALL LOADS ON SAID EVAPORATOR TO CONTINUOUSLY OVERFEED SAID EVAPORATOR WITH REFRIGERANT LIQUID AT SUCH A RATE THAT UNEVAPORATED LIQUID FLOWS CONTINUOUSLY FROM SAID EVAPORATOR INTO SAID ACCUMULATOR MEANS AT SUBSTANTIALLY THE RATE AT WHICH LIQUID IS EVAPORATED WITHIN SAID ACCUMULATOR MEANS.
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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 |