Patent US3121548A successfully refreshed from Google Patents.
US3121548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable fan support stand
Assignee: General Electric Co
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Filing: 1961-09-13
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Granted: 1964-02-18
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Expires: 1981-09-13
Abstract
No abstract record available.
Inventors
- 👤 James O Mclean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:01
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/60; F04D29/64; F04D29/644; F04D29/646; A; A47; A47B; A47B13/00; F16; F16M; F16M11/00; F16M11/02; F16M11/04; F16M11/06; F16M11/10; F16M11/20; F16M11/22; F16M11/24; F16M11/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
223 words
A MOBILE, ADJUSTABLE FAN SUPPORT ASSEMBLY COMPRISING, A PAIR OF U-SHAPED TUBULAR LOWER FRAME MEMBERS POSITIONED WITH THEIR OPEN ENDS EXTENDING GENERALLY UPWARDLY AND THEIR CLOSED ENDS ADAPTED TO CONTACT A FLOOR OR OTHER SUPPORT SURFACE, A PAIR OF TUBULAR UPPER FRAME MEMBERS SUPPORTED IN SPACED PARALLEL RELATION BY SAID LOWER FRAME MEMBERS WITH ONE LEG OF EACH UPPER MEMBER BEING RIGIDLY CONNECTED TO A RESPECTIVE LEG OF ONE OF THE LOWER FRAME MEMBERS AND THE OTHER LEG OF EACH UPPER MEMBER BEING CONNECTED TO A RESPECTIVE LEG OF THE OTHER OF THE LOWER FRAME MEMBERS, A PAIR OF WHEELS ROTATABLY MOUNTED ON THE CLOSED END OF ONE OF SAID PAIR OF LOWER FRAME MEMBERS TO PERMIT THE SUPPORT ASSEMBLY TO BE TILTED AND ROLLED ON SAID WHEELS, A PAIR OF OPPOSED ELONGATED RECTANGULAR PLATES EACH EXTENDING BETWEEN THE LEGS OF A RESPECTIVE ONE OF SAID PAIR OF UPPER FRAME MEMBERS WITH THE LONGER EDGES OF SAID PLATES FIXED TO AND CONFORMING TO THE ADJACENT LEG AND BEING SUBSTANTIALLY PARALLEL TO THE LEGS OF THE FRAME MEMBERS, SAID PLATES BEING SPACED FROM THE CLOSED ENDS OF SAID PAIR OF UPPER FRAME MEMBERS SO THAT THE CLOSED ENDS FORM CONVENIENT HANDLES BY WHICH THE SUPPORT ASSEMBLY MAY BE GRASPED WHEN BEING ROLLED ON THE WHEELS, EACH OF SAID PLATES HAVING AN ELONGATED SLOT EX-
Claim 2
Dependent Claim
223 words
A MOBILE, ADJUSTABLE FAN SUPPORT ASSEMBLY COMPRISING, A PAIR OF U-SHAPED TUBULAR LOWER FRAME MEMBERS POSITIONED WITH THEIR OPEN ENDS EXTENDING GENERALLY UPWARDLY AND THEIR CLOSED ENDS ADAPTED TO CONTACT A FLOOR OR OTHER SUPPORT SURFACE, A PAIR OF TUBULAR UPPER FRAME MEMBERS SUPPORTED IN SPACED PARALLEL RELATION BY SAID LOWER FRAME MEMBERS WITH ONE LEG OF EACH UPPER MEMBER BEING RIGIDLY CONNECTED TO A RESPECTIVE LEG OF ONE OF THE LOWER FRAME MEMBERS AND THE OTHER LEG OF EACH UPPER MEMBER BEING CONNECTED TO A RESPECTIVE LEG OF THE OTHER OF THE LOWER FRAME MEMBERS, A PAIR OF WHEELS ROTATABLY MOUNTED ON THE CLOSED END OF ONE OF SAID PAIR OF LOWER FRAME MEMBERS TO PERMIT THE SUPPORT ASSEMBLY TO BE TILTED AND ROLLED ON SAID WHEELS, A PAIR OF OPPOSED ELONGATED RECTANGULAR PLATES EACH EXTENDING BETWEEN THE LEGS OF A RESPECTIVE ONE OF SAID PAIR OF UPPER FRAME MEMBERS WITH THE LONGER EDGES OF SAID PLATES FIXED TO AND CONFORMING TO THE ADJACENT LEG AND BEING SUBSTANTIALLY PARALLEL TO THE LEGS OF THE FRAME MEMBERS, SAID PLATES BEING SPACED FROM THE CLOSED ENDS OF SAID PAIR OF UPPER FRAME MEMBERS SO THAT THE CLOSED ENDS FORM CONVENIENT HANDLES BY WHICH THE SUPPORT ASSEMBLY MAY BE GRASPED WHEN BEING ROLLED ON THE WHEELS, EACH OF SAID PLATES HAVING AN ELONGATED SLOT EX-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-17 | 1967-08-19 | 1968-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-17 | 1971-08-19 | 1972-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-17 | 1975-08-19 | 1976-02-18 | $7700.00 | Window Closed / Lapsed |