US3274919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Room air conditioner
Assignee: Westinghouse Electric Corp
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Filing: 1965-02-26
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Granted: 1966-09-27
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Expires: 1985-02-26
Abstract
No abstract record available.
Inventors
- 👤 Evert S Wegman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:16
CPC Classifications
F; F24; F24F; F24F13/00; F24F13/20; F24F1/00; F24F1/02; F24F1/028; F24F1/0284; F24F1/03; F24F1/031; F24F1/0328; F24F1/035
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
A RETRACTABLE AND EXTENDABLE FRONT PANEL AND VANE ASSEMBLY FOR A ROOM AIR CONDITIONER, COMPRISING: A FIRST FRAME ADAPTED TO BE SECURED TO THE ROOM FACE OF SAID AIR CONDITIONER, AND INCLUDING MEANS DIVIDING SAID FACE INTO A LOWER AIR INLET, AND AN UPPER AIR OUTLET; A RECTANGULAR SECOND FRAME CARRYING A CLOSURE PANEL AND PIVOTALLY LINKED TO SAID FIRST FRAME FOR MOVEMENT OF SAID SECOND FRAME FROM AN OPEN LOWER POSITION IN WHICH SAID PANEL IS SPACED OUTWARDLY FROM SAID AIR INLET, TO A CLOSED UPPER POSITION IN WHICH SAID PANEL LIES RETRACTED AGAINST SAID ROOM FACE AND OVER SAID AIR OUTLET; SAID VANE ASSEMBLY BEING GENERALLY L-SHAPED IN TRANSVERSE CROSS-SECTION WITH ONE LEG OF SAID L MOUNTING A SERIES OF DIRECTIONAL VANES, AND THE OTHER LEG OF SAID L CARRYING A GENERALLY IMPERFORATE WALL, SAID VANE ASSEMBLY SERVING AS A PIVOTAL LINK BETWEEN THE UPPER EDGE OF SAID SECOND FRAME AND SAID FIRST FRAME SO THAT SAID SECOND FRAME AND CLOSURE PANEL AND SAID VANE ASSEMBLY MOVE BETWEEN SAID RETRACTED AND EXTENDED POSITIONS AS A UNIT.
Claim 2
Dependent Claim
178 words
A RETRACTABLE AND EXTENDABLE FRONT PANEL AND VANE ASSEMBLY FOR A ROOM AIR CONDITIONER, COMPRISING: A FIRST FRAME ADAPTED TO BE SECURED TO THE ROOM FACE OF SAID AIR CONDITIONER, AND INCLUDING MEANS DIVIDING SAID FACE INTO A LOWER AIR INLET, AND AN UPPER AIR OUTLET; A RECTANGULAR SECOND FRAME CARRYING A CLOSURE PANEL AND PIVOTALLY LINKED TO SAID FIRST FRAME FOR MOVEMENT OF SAID SECOND FRAME FROM AN OPEN LOWER POSITION IN WHICH SAID PANEL IS SPACED OUTWARDLY FROM SAID AIR INLET, TO A CLOSED UPPER POSITION IN WHICH SAID PANEL LIES RETRACTED AGAINST SAID ROOM FACE AND OVER SAID AIR OUTLET; SAID VANE ASSEMBLY BEING GENERALLY L-SHAPED IN TRANSVERSE CROSS-SECTION WITH ONE LEG OF SAID L MOUNTING A SERIES OF DIRECTIONAL VANES, AND THE OTHER LEG OF SAID L CARRYING A GENERALLY IMPERFORATE WALL, SAID VANE ASSEMBLY SERVING AS A PIVOTAL LINK BETWEEN THE UPPER EDGE OF SAID SECOND FRAME AND SAID FIRST FRAME SO THAT SAID SECOND FRAME AND CLOSURE PANEL AND SAID VANE ASSEMBLY MOVE BETWEEN SAID RETRACTED AND EXTENDED POSITIONS AS A UNIT.
References Cited (Backward Citations)
US3035422A
Cited
US3035421A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |