US3251402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning apparatus
Assignee: Lizenzia AG
•
Filing: 1963-07-10
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Granted: 1966-05-17
•
Expires: 1983-07-10
Abstract
No abstract record available.
Inventors
- 👤 Glav Bengt Ola
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:35
CPC Classifications
F; F24; F24F; F24F3/00; F24F3/12; F24F3/14; F24F3/1411; F24F3/1423; F24F2003/1458; F24F2003/1464; F24F2203/00; F24F2203/10; F24F2203/1004; F24F2203/1012; F24F2203/1028; F24F2203/1032; F24F2203/104; F24F2203/1056; F24F2203/1072; F24F2203/1084; F24F2203/1096; Y; Y10; Y10S; Y10S165/00; Y10S165/009; Y10S165/013; Y10S165/016; Y10S165/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
IN AN AIR CONDITIONING APPARATUS COMPRISING AN ENCLOSURE, A HEAT EXCHANGER AND A MOISTURE EXCHANGER LOCATED THEREIN ADAPTED TO PERFORM A RELATIVE MOVEMENT ACROSS TWO SEPARATED PASSAGES WHICH ARE TRAVERSED BY AN INCOMING AIR STREAM AND A REGENERATING AIR STREAM RESPECTIVELY, THE REGENERATING AIR STREAM BEING AN OUTGOING AIR STREAM FROM THE ENCLOSURE AND A HEAT RADIATOR IN THE PASSAGE TRAVERSED BY SAID GENERATING AIR STREAM, MEANS TO DIVIDE THE REGENERATING AIR STREAM INTO TWO PARTIAL STREAMS ONE OF WHICH FLOWS THROUGH THE HEAT RADIATOR WHICH OCCUPIES ONLY A PART OF THE CROSS-SECTIONAL AREA OF THE PASSAGE, AND THE OTHER OF WHICH FLOWS THROUGH THE PART OF THE PASSAGE NOT OCCUPIED BY SAID HEAT RADIATOR.
Claim 2
Dependent Claim
115 words
IN AN AIR CONDITIONING APPARATUS COMPRISING AN ENCLOSURE, A HEAT EXCHANGER AND A MOISTURE EXCHANGER LOCATED THEREIN ADAPTED TO PERFORM A RELATIVE MOVEMENT ACROSS TWO SEPARATED PASSAGES WHICH ARE TRAVERSED BY AN INCOMING AIR STREAM AND A REGENERATING AIR STREAM RESPECTIVELY, THE REGENERATING AIR STREAM BEING AN OUTGOING AIR STREAM FROM THE ENCLOSURE AND A HEAT RADIATOR IN THE PASSAGE TRAVERSED BY SAID GENERATING AIR STREAM, MEANS TO DIVIDE THE REGENERATING AIR STREAM INTO TWO PARTIAL STREAMS ONE OF WHICH FLOWS THROUGH THE HEAT RADIATOR WHICH OCCUPIES ONLY A PART OF THE CROSS-SECTIONAL AREA OF THE PASSAGE, AND THE OTHER OF WHICH FLOWS THROUGH THE PART OF THE PASSAGE NOT OCCUPIED BY SAID HEAT RADIATOR.
References Cited (Backward Citations)
US2723837A
Cited
US3009540A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-16 | 1969-11-15 | 1970-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-16 | 1973-11-15 | 1974-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-16 | 1977-11-15 | 1978-05-17 | $7700.00 | Window Closed / Lapsed |