Patent US3367310A successfully refreshed from Google Patents.
US3367310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Absorption refrigeration generator
Assignee: Whirlpool Corp
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Filing: 1966-06-09
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Granted: 1968-02-06
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Expires: 1986-06-09
Abstract
No abstract record available.
Inventors
- 👤 Eugene P Whitlow
- 👤 John H Hyma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:03
CPC Classifications
F; F25; F25B; F25B33/00; F25B2333/00; F25B2333/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A FUEL FIRED ABSORPTION REFIGERATION GENERATOR HAVING A COMBUSTION ZONE OF SUBSTANTIALLY MINIMUM VOLUME FOR EFFICIENT AND SUBSTANTIALLY COMPLETE COMBUSTION OF SAID FUEL AS INDICATED BY A LOW CARBON MONIXIDE CONTENT OF FLUE GASES EXISTING FROM SAID ZONE, COMPRISING: A SHELL HAVING AN OUTER SURFACE PORTION; MEANS DEFINING A COMBUSTION ZONE AT SAID OUTER SURFACE PORTION HAVING AN ENTRANCE AND AN EXIT; A GAS BURNER ADJACENT SAID ZONE ENTRANCE ARRANGED TO DIRECT ITS FLAME AND FLUE GASES THEREFROM INTO AND THROUGH SAID ZONE TOWARD SAID EXIT; AND SPACED FINS ON SAID SHELL PORTION EXTENDING ACROSS SAID ZONE SO THAT SAID FLAME AND FLUE GASES ARE POSITIONED BETWEEN SAID FINS, THE
Claim 2
Dependent Claim
110 words
A FUEL FIRED ABSORPTION REFIGERATION GENERATOR HAVING A COMBUSTION ZONE OF SUBSTANTIALLY MINIMUM VOLUME FOR EFFICIENT AND SUBSTANTIALLY COMPLETE COMBUSTION OF SAID FUEL AS INDICATED BY A LOW CARBON MONIXIDE CONTENT OF FLUE GASES EXISTING FROM SAID ZONE, COMPRISING: A SHELL HAVING AN OUTER SURFACE PORTION; MEANS DEFINING A COMBUSTION ZONE AT SAID OUTER SURFACE PORTION HAVING AN ENTRANCE AND AN EXIT; A GAS BURNER ADJACENT SAID ZONE ENTRANCE ARRANGED TO DIRECT ITS FLAME AND FLUE GASES THEREFROM INTO AND THROUGH SAID ZONE TOWARD SAID EXIT; AND SPACED FINS ON SAID SHELL PORTION EXTENDING ACROSS SAID ZONE SO THAT SAID FLAME AND FLUE GASES ARE POSITIONED BETWEEN SAID FINS, THE
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) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |