US3266267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Absorption refrigeration
Assignee: Carrier Corp
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Filing: 1964-05-20
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Granted: 1966-08-16
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Expires: 1984-05-20
Abstract
No abstract record available.
Inventors
- 👤 Richard H Merrick
- 👤 Richard A English
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:52
CPC Classifications
F; F25; F25B; F25B15/00; F25B15/02; F25B15/04; Y; Y02; Y02A; Y02A30/00; Y02A30/27; Y02B; Y02B30/00; Y02B30/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
311 words
AN ABSORPTION REFRIGERATION MACCHINE COMPRISING AN ABSORBER SECTION FOR THE ABSORPTION OF REFRIGERANT VAPOR; AN EVAPORATOR SECTION FOR EVAPORATION OF A REFRIGERANT LIQUID AND COOLING OF A REFRIGERATION LOAD; A GENERATOR SECTION FOR VAPORIZING REFRIGERANT AND CONCENTRATING ABSORBENT SOLUTION; A CONDENSER SECTION FOR LIQUEFYING REFRIGERANT VAPOR FORMED IN SAID GENERATOR SECTION; A RERIGERANT HEAT EXDHANGER, HAVING A FIRST SIDE AND A SECOND SIDE, FOR PASSING A FLUID THROUGH SAID FIRST SIDE IN HEAT EXCHANGE RELATION WITH A FLUID PASSING THROUGH SAID SECOND SIDE THEREOF; FIRST REFRIGERANT PASSAGE MEANS EXTENDING DIRECTLY BETWEEN SAID FIRST SIDE AND SAID REFRIGERANT HEAT EXCHANGER AND SAID CONDENSER SECTION FOR PASSING REFRIGERANT FROM SAID CONDENSER SECTION THROUGH SAID FIRST SIDE OF SAID REFRIGERANT HEAT EXCHANGER; FIRST FIXED REFRIGERANT FLOW RESTRICTION MEANS DISPOSED IN SAID FIRST REFRIGERANT PASSAGE MEANS; SECOND REFRIGERANT PASSAGE MEANS EXTENDING BETWEEN SAID FIRST SIDE OF SAID REFRIGERANT HEAT EXAHANGER AND SAID EVAPORATOR SECTION, FOR PASSING REFRIGERANT FROM SAID FIRST SIDE OF SAID REFRIGERANT HEAT EXCHANGER TO SAID EVAPORATOR SECTION; SECOND FIXED REFRIGERANT FLOW RESTRICTION MEANS DISPOSED IN SAID SECOND REFRIGERANT PASSAGE MEANS; THIRD REFRIGERANT PASSAGE MEANS EXTENDING BETWEEN SAID EVAPORATOR SECTION AND SAID SECOND SIDE OF SAID REFRIGERANT HEAT EXCHANGER, FOR PASSING REFIGERANT AND ABSORBENT SOLUTION CONTAINING SAID REFRIGERANT HAVING REFRIGERANT ABSORBED THEREIN FRROM SAID EVAPORATOR SECTION THROUGH SAID SECOND SIDE OF SAID REFRIGERANT HEAT EXCHANGER IN HEAT EXCHANGE RELATION WITH REFRIGERANT PASSING THROUGH SAID FIRST SIDE THEREOF TO EVAPORATE REFIGERANT FROM SAID ABSORBENT SOLUTION, THEREBY COOLING THE REFRIGERANT PASSING THROUGH THE FIRST SIDE OF SAID REFRIGERANT PASSING THROUGH RECOVERING USEFUL WORK FROM THE REFRIGERANT ABSORBED IN THE ABSORBENT SOLUTION WHICH CONTAMINATES THE REFRIGERANT PASSES THROUGH SAID EVAPORATOR SECTION; AND FOURTH REFRIGERANT PASSAGE MEANS EXTENDING FROM SAID SECOND SIDE OF SAID REFRIGERANT HEAT EXCHANGER TO SAID ABSORBER SECTION, FOR PASSING REFRIGERANT FROM SAID SECOND SIDE OF SAID REFRIGERANT HEAT EXCHANGER TO SAID ABSORBER SECTION.
Claim 2
Dependent Claim
311 words
AN ABSORPTION REFRIGERATION MACCHINE COMPRISING AN ABSORBER SECTION FOR THE ABSORPTION OF REFRIGERANT VAPOR; AN EVAPORATOR SECTION FOR EVAPORATION OF A REFRIGERANT LIQUID AND COOLING OF A REFRIGERATION LOAD; A GENERATOR SECTION FOR VAPORIZING REFRIGERANT AND CONCENTRATING ABSORBENT SOLUTION; A CONDENSER SECTION FOR LIQUEFYING REFRIGERANT VAPOR FORMED IN SAID GENERATOR SECTION; A RERIGERANT HEAT EXDHANGER, HAVING A FIRST SIDE AND A SECOND SIDE, FOR PASSING A FLUID THROUGH SAID FIRST SIDE IN HEAT EXCHANGE RELATION WITH A FLUID PASSING THROUGH SAID SECOND SIDE THEREOF; FIRST REFRIGERANT PASSAGE MEANS EXTENDING DIRECTLY BETWEEN SAID FIRST SIDE AND SAID REFRIGERANT HEAT EXCHANGER AND SAID CONDENSER SECTION FOR PASSING REFRIGERANT FROM SAID CONDENSER SECTION THROUGH SAID FIRST SIDE OF SAID REFRIGERANT HEAT EXCHANGER; FIRST FIXED REFRIGERANT FLOW RESTRICTION MEANS DISPOSED IN SAID FIRST REFRIGERANT PASSAGE MEANS; SECOND REFRIGERANT PASSAGE MEANS EXTENDING BETWEEN SAID FIRST SIDE OF SAID REFRIGERANT HEAT EXAHANGER AND SAID EVAPORATOR SECTION, FOR PASSING REFRIGERANT FROM SAID FIRST SIDE OF SAID REFRIGERANT HEAT EXCHANGER TO SAID EVAPORATOR SECTION; SECOND FIXED REFRIGERANT FLOW RESTRICTION MEANS DISPOSED IN SAID SECOND REFRIGERANT PASSAGE MEANS; THIRD REFRIGERANT PASSAGE MEANS EXTENDING BETWEEN SAID EVAPORATOR SECTION AND SAID SECOND SIDE OF SAID REFRIGERANT HEAT EXCHANGER, FOR PASSING REFIGERANT AND ABSORBENT SOLUTION CONTAINING SAID REFRIGERANT HAVING REFRIGERANT ABSORBED THEREIN FRROM SAID EVAPORATOR SECTION THROUGH SAID SECOND SIDE OF SAID REFRIGERANT HEAT EXCHANGER IN HEAT EXCHANGE RELATION WITH REFRIGERANT PASSING THROUGH SAID FIRST SIDE THEREOF TO EVAPORATE REFIGERANT FROM SAID ABSORBENT SOLUTION, THEREBY COOLING THE REFRIGERANT PASSING THROUGH THE FIRST SIDE OF SAID REFRIGERANT PASSING THROUGH RECOVERING USEFUL WORK FROM THE REFRIGERANT ABSORBED IN THE ABSORBENT SOLUTION WHICH CONTAMINATES THE REFRIGERANT PASSES THROUGH SAID EVAPORATOR SECTION; AND FOURTH REFRIGERANT PASSAGE MEANS EXTENDING FROM SAID SECOND SIDE OF SAID REFRIGERANT HEAT EXCHANGER TO SAID ABSORBER SECTION, FOR PASSING REFRIGERANT FROM SAID SECOND SIDE OF SAID REFRIGERANT HEAT EXCHANGER TO SAID ABSORBER SECTION.
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |