US3301005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Purge arrangement for absorption refrigeration systems
Assignee: Carrier Corp
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Filing: 1965-12-14
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Granted: 1967-01-31
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Expires: 1985-12-14
Abstract
No abstract record available.
Inventors
- 👤 Keith V Eisberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:55
CPC Classifications
F; F25; F25B; F25B43/00; F25B43/04; F25B43/046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
IN AN ABSORPTION REFRIGERATION MACHINE INCLUDING A GENERATOR SECTION, A CONDENSER SECTION, AN EVAPORATOR SECTION AND AN ABSORBER SECTION INTERCONNECTED TO FORM A CLOSED SYSTEM CONTAINING AN ABSORBENT SOLUTION, A REFRIGERANT, AND A RELATIVELY LOW DENSITY CAPACITY INCREASING ADDITIVE, SAID ABSORBER SECTION INCLUDING A SUMP ADAPTED TO COLLECT SOLUTION RELATIVELY WEAK IN ABSORBING POWER, AND PUMP MEANS FOR PASSING SAID RELATIVELY WEAK SOLUTION IN SAID SUMP TO SAID GENERATOR SECTION, THE COMBINATION OF A PURGE LINE LEADING FROM SAID ABSORBER SECTION; MEANS FOR DRAWING NONCONDENSIBLE GASES FROM SAID ABSORBER SECTION INTO ENTRAINMENT WITH A STREAM OF SOLUTION DISCHARGING FROM SAID PUMP MEANS; MEANS SEPARATING NONCONDENSIBLE GASES FROM SAID ENTRAINING SOLUTION, SAID SEPARATING MEANS BEING ADAPTED TO SEPARATE RELATIVELY LOW DENSITY ADDITIVE FROM SAID SOLUTION WITH SAID NONCONDENSIBLE GASES; MEANS FOR EXPELLING SAID SEPARATED NONCONDENSIBLE GASES FROM SAID SYSTEM INCLUDING A STORAGE COMPARTMENT DISPOSED ABOVE SAID SEPARATING MEANS FOR HOLDING SEPARATED NON-
Claim 2
Dependent Claim
151 words
IN AN ABSORPTION REFRIGERATION MACHINE INCLUDING A GENERATOR SECTION, A CONDENSER SECTION, AN EVAPORATOR SECTION AND AN ABSORBER SECTION INTERCONNECTED TO FORM A CLOSED SYSTEM CONTAINING AN ABSORBENT SOLUTION, A REFRIGERANT, AND A RELATIVELY LOW DENSITY CAPACITY INCREASING ADDITIVE, SAID ABSORBER SECTION INCLUDING A SUMP ADAPTED TO COLLECT SOLUTION RELATIVELY WEAK IN ABSORBING POWER, AND PUMP MEANS FOR PASSING SAID RELATIVELY WEAK SOLUTION IN SAID SUMP TO SAID GENERATOR SECTION, THE COMBINATION OF A PURGE LINE LEADING FROM SAID ABSORBER SECTION; MEANS FOR DRAWING NONCONDENSIBLE GASES FROM SAID ABSORBER SECTION INTO ENTRAINMENT WITH A STREAM OF SOLUTION DISCHARGING FROM SAID PUMP MEANS; MEANS SEPARATING NONCONDENSIBLE GASES FROM SAID ENTRAINING SOLUTION, SAID SEPARATING MEANS BEING ADAPTED TO SEPARATE RELATIVELY LOW DENSITY ADDITIVE FROM SAID SOLUTION WITH SAID NONCONDENSIBLE GASES; MEANS FOR EXPELLING SAID SEPARATED NONCONDENSIBLE GASES FROM SAID SYSTEM INCLUDING A STORAGE COMPARTMENT DISPOSED ABOVE SAID SEPARATING MEANS FOR HOLDING SEPARATED NON-
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |