US3220210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet refrigeration apparatus
Assignee: Carrier Corp
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Filing: 1961-09-05
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Granted: 1965-11-30
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Expires: 1981-09-05
Abstract
No abstract record available.
Inventors
- 👤 Stanley J Rachfal
- 👤 Stuart E Johnson
- 👤 Darwin G Traver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:26
CPC Classifications
F; F25; F25B; F25B1/00; F25B1/06; F25B1/08; F25B2341/00; F25B2341/001; F25B2341/0015
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
REFRIGERATION APPARATUS COMPRISING UNITARY STRUCTURAL MEANS FORMING A HOUSING INCLUDING A CONDENSING SECTION AND AN EVAPORATOR SECTION; SAID HOUSING INCLUDING A SUBSTANTIALLY VERTICAL PORTION OF A PREDETERMINED CONFIGURATION, PARTITION AND WALL MEANS DEFINING WITH THE INNER SURFACE OF THE VERTICAL PORTION THE EVAPORATION SECTION EXTENDING ABOUT A SUBSTANTIAL PORTION OF THE CIRCUMFERENCE OF THE HOUSING, A SELF-CONTAINED JET REFRIGERATION MEANS ENERGIZED SOLELY BY THE FLUID AND DISPOSED WITHIN SAID STRUCTURAL MEANS, INCLUDING AT LEAST ONE EJECTOR ASSEMBLY HAVING A NOZZLE FOR RECEIVING MOTIVE FLUID, SAID NOZZLE BEING ADAPTED TO CREATE A PARTIAL VACUUM IN SAID EVAPORATOR AND INDUCE PARTIAL VAPORIZATION OF REFRIGERANT IN SAID EVAPORATOR, TUBULAR MEANS FOR DELIVERING THE MIXTURE OF MOTIVE FLUID AND VAPORIZED REFRIGERANT TO THE CONDENSER SECTION FOR LIQUEFACTION THEREIN; MEANS FOR SUPPLYING REFRIGERANT TO SAID EVAPORATOR SECTION AND MEANS FOR WITHDRAWING LIQUID REFRIGERANT COOLED AS A RESULT OF THE PARTIAL VAPORIZATION OF REFRIGERANT SUPPLIED TO THE EVAPORATOR.
Claim 2
Dependent Claim
152 words
REFRIGERATION APPARATUS COMPRISING UNITARY STRUCTURAL MEANS FORMING A HOUSING INCLUDING A CONDENSING SECTION AND AN EVAPORATOR SECTION; SAID HOUSING INCLUDING A SUBSTANTIALLY VERTICAL PORTION OF A PREDETERMINED CONFIGURATION, PARTITION AND WALL MEANS DEFINING WITH THE INNER SURFACE OF THE VERTICAL PORTION THE EVAPORATION SECTION EXTENDING ABOUT A SUBSTANTIAL PORTION OF THE CIRCUMFERENCE OF THE HOUSING, A SELF-CONTAINED JET REFRIGERATION MEANS ENERGIZED SOLELY BY THE FLUID AND DISPOSED WITHIN SAID STRUCTURAL MEANS, INCLUDING AT LEAST ONE EJECTOR ASSEMBLY HAVING A NOZZLE FOR RECEIVING MOTIVE FLUID, SAID NOZZLE BEING ADAPTED TO CREATE A PARTIAL VACUUM IN SAID EVAPORATOR AND INDUCE PARTIAL VAPORIZATION OF REFRIGERANT IN SAID EVAPORATOR, TUBULAR MEANS FOR DELIVERING THE MIXTURE OF MOTIVE FLUID AND VAPORIZED REFRIGERANT TO THE CONDENSER SECTION FOR LIQUEFACTION THEREIN; MEANS FOR SUPPLYING REFRIGERANT TO SAID EVAPORATOR SECTION AND MEANS FOR WITHDRAWING LIQUID REFRIGERANT COOLED AS A RESULT OF THE PARTIAL VAPORIZATION OF REFRIGERANT SUPPLIED TO THE EVAPORATOR.
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) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |