US3242679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solar refrigeration unit
Assignee: Individual
•
Filing: 1964-04-07
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Granted: 1966-03-29
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Expires: 1984-04-07
Abstract
No abstract record available.
Inventors
- 👤 Puckett Stanford Liberty
- 👤 Lenwood H Mcgraw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:42
CPC Classifications
F; F25; F25B; F25B1/00; F25B1/06; F25B1/08; F24; F24S; F24S10/00; F24S10/30; F24S10/70; F24S10/74; F24S10/742; F25B27/00; F25B27/002; Y; Y02; Y02E; Y02E10/00; Y02E10/40; Y02E10/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A REFRIGERATION UNIT COMPRISING AN EVAPORATOR, AN EXPANSION VALVE ON THE INLET SIDE OF THE EVAPORATOR, CONDENSER MEANS FOR COOLING HOT GASEOUS REFRIGERANT AND CONNECTED TO SAID EVAPORATOR FOR SUPPLYING LIQUID REFRIGERANT THERETO, GENERATOR MEANS CONNECTED TO THE SUPPLY OF LIQUID REFRIGERANT THROUGH EXPANSION VALVE MEANS, A GAS EJECTOR VALVE HAVING AN INLET CONNECTED TO THE GENERATOR MEANS AND AN OUTLET CONNECTED TO THE CONDENSER MEANS, SAID GENERATOR MEANS INCLUDING A PAIR OF GENERATORS, ONE OF WHICH IS ON AN EXPANSION CYCLE WHILE THE OTHER IS ON A REFILL CYCLE, AND MEANS FOR HEATING THE GENERATOR ON THE EXPANSION CYCLE AND COOLING THE GENERATOR ON THE REFILL CYCLE, SAID GAS EJECTOR VALVE HAVING A SUCTION AREA CONNECTED TO SAID EVAPORATOR FOR REDUCING THE PRESSURE THEREIN, EACH OF SAID GENERATORS INCLUDING SOLAR HEATED MEANS FOR SUPPLYING HEAT ALTERNATELY THERETO.
Claim 2
Dependent Claim
138 words
A REFRIGERATION UNIT COMPRISING AN EVAPORATOR, AN EXPANSION VALVE ON THE INLET SIDE OF THE EVAPORATOR, CONDENSER MEANS FOR COOLING HOT GASEOUS REFRIGERANT AND CONNECTED TO SAID EVAPORATOR FOR SUPPLYING LIQUID REFRIGERANT THERETO, GENERATOR MEANS CONNECTED TO THE SUPPLY OF LIQUID REFRIGERANT THROUGH EXPANSION VALVE MEANS, A GAS EJECTOR VALVE HAVING AN INLET CONNECTED TO THE GENERATOR MEANS AND AN OUTLET CONNECTED TO THE CONDENSER MEANS, SAID GENERATOR MEANS INCLUDING A PAIR OF GENERATORS, ONE OF WHICH IS ON AN EXPANSION CYCLE WHILE THE OTHER IS ON A REFILL CYCLE, AND MEANS FOR HEATING THE GENERATOR ON THE EXPANSION CYCLE AND COOLING THE GENERATOR ON THE REFILL CYCLE, SAID GAS EJECTOR VALVE HAVING A SUCTION AREA CONNECTED TO SAID EVAPORATOR FOR REDUCING THE PRESSURE THEREIN, EACH OF SAID GENERATORS INCLUDING SOLAR HEATED MEANS FOR SUPPLYING HEAT ALTERNATELY THERETO.
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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |