Patent US3263743A successfully refreshed from Google Patents.
US3263743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-conditioning apparatus
Assignee: Continental Teves AG and Co OHG
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Filing: 1962-08-14
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Granted: 1966-08-02
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Expires: 1982-08-14
Abstract
No abstract record available.
Inventors
- 👤 Baumgarten Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:24
CPC Classifications
F; F24; F24F; F24F1/00; F24F1/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
IN AN AIR-CONDITIONING INSTALLATION, IN COMBINATION, A HOUSING FORMING A PLENUM CHAMBER HAVING A TOP AND A BOTTOM; HEAT-EXCHANGER MEANS IN SAID CHAMBER SUBDIVIDING IT INTO A FIRST COMPARTMENT HAVING A FIRST INLET AND AN OUTLET SPACED ABOVE SAID INLET AND A SECOND COMPARTMENT COMMUNICATING WITH SAID FIRST COMPARTMENT AND HAVING A SECOND INLET REMOTE FROM SAID FIRST INLET; A QUIETING CHAMBER IN SAID HOUSING AND OPENING INTO SAID FIRST COMPARTMENT; A SOURCE OF PRIMARY AIR COMMUNICATING WITH SAID FIRST COMPARTMENT THROUGH SAID QUIETING CHAMBER AND DISCHARGING SAID PRIMARY AIR INTO SAID FIRST COMPARTMENT THROUGH SAID FIRST INLET UNDER RELATIVELY HIGH PRESSURE AND IN THE DIRECTION OF SAID OUTLET, SAID FIRST INLET BEING CONSTITUTED AS VENTURI-NOZZLE MEANS HAVING A LONGITUDINAL ARRAY OF ORIFICES DIRECTLY JUXTAPOSED WITH SAID OUTLET AND PARALLEL TO SAID HEAT-EXCHANGER MEANS FOR EJECTING SAID PRIMARY AIR FROM SAID ORIFICES TO CREATE A CONDITION OF LOWERED PRESSURE IN SAID FIRST COMPARTMENT, THEREBY INDUCING A FLOW OF SECONDARY AIR FROM THE EXTERIOR INTO
Claim 2
Dependent Claim
164 words
IN AN AIR-CONDITIONING INSTALLATION, IN COMBINATION, A HOUSING FORMING A PLENUM CHAMBER HAVING A TOP AND A BOTTOM; HEAT-EXCHANGER MEANS IN SAID CHAMBER SUBDIVIDING IT INTO A FIRST COMPARTMENT HAVING A FIRST INLET AND AN OUTLET SPACED ABOVE SAID INLET AND A SECOND COMPARTMENT COMMUNICATING WITH SAID FIRST COMPARTMENT AND HAVING A SECOND INLET REMOTE FROM SAID FIRST INLET; A QUIETING CHAMBER IN SAID HOUSING AND OPENING INTO SAID FIRST COMPARTMENT; A SOURCE OF PRIMARY AIR COMMUNICATING WITH SAID FIRST COMPARTMENT THROUGH SAID QUIETING CHAMBER AND DISCHARGING SAID PRIMARY AIR INTO SAID FIRST COMPARTMENT THROUGH SAID FIRST INLET UNDER RELATIVELY HIGH PRESSURE AND IN THE DIRECTION OF SAID OUTLET, SAID FIRST INLET BEING CONSTITUTED AS VENTURI-NOZZLE MEANS HAVING A LONGITUDINAL ARRAY OF ORIFICES DIRECTLY JUXTAPOSED WITH SAID OUTLET AND PARALLEL TO SAID HEAT-EXCHANGER MEANS FOR EJECTING SAID PRIMARY AIR FROM SAID ORIFICES TO CREATE A CONDITION OF LOWERED PRESSURE IN SAID FIRST COMPARTMENT, THEREBY INDUCING A FLOW OF SECONDARY AIR FROM THE EXTERIOR INTO
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |