US3394926A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Absorber apparatus for a refrigeration system
Assignee: Whirlpool Corp
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Filing: 1964-05-26
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Granted: 1968-07-30
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Expires: 1984-05-26
Abstract
No abstract record available.
Inventors
- 👤 Eugene P Whitlow
- 👤 Shimotake Hiroshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:03
CPC Classifications
F; F25; F25B; F25B37/00; Y; Y02; Y02A; Y02A30/00; Y02A30/27; Y02B; Y02B30/00; Y02B30/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
ABSORBER APPARATUS FOR USE WITH A LIQUID-GAS REFRIGERATION SYSTEM, COMPRISING: HEAT EXCHANGER MEANS FOR FLOWING HOT ABSORBENT LIQUID IN ONE DIRECTION AND REFRIGERANT GAS IN AN OPPOSITE DIRECTION IN CONTACT WITH SAID LIQUID TO BE ABSORBED THEREIN; MEANS DEFINING A FLUID FLOW PASSAGE AND COMMUNICATING WITH SAID HEAT EXCHANGER TO RECEIVE LIQUID AT A HIGH FLOW RATE THEREIN; AND MEANS FOR DELIVERING A REFRIGERANT GAS INTO SAID PASSAGE IN AN
Claim 2
Dependent Claim
70 words
ABSORBER APPARATUS FOR USE WITH A LIQUID-GAS REFRIGERATION SYSTEM, COMPRISING: HEAT EXCHANGER MEANS FOR FLOWING HOT ABSORBENT LIQUID IN ONE DIRECTION AND REFRIGERANT GAS IN AN OPPOSITE DIRECTION IN CONTACT WITH SAID LIQUID TO BE ABSORBED THEREIN; MEANS DEFINING A FLUID FLOW PASSAGE AND COMMUNICATING WITH SAID HEAT EXCHANGER TO RECEIVE LIQUID AT A HIGH FLOW RATE THEREIN; AND MEANS FOR DELIVERING A REFRIGERANT GAS INTO SAID PASSAGE IN AN
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) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |