US3123288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fan guard and motor support
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:25
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/70; F04D29/701; F04D29/703
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
AN ELECTRIC FAN ASSEMBLY HAVING A COMBINED FAN GUARD AND MOTOR SUPPORT COMPRISING, A CASING, FOUR ELONGATED ROD-LIKE MEMBERS VERTICALLY ARRANGED IN PARALLEL RELATION TO EACH OTHER TO FORM THE ONLY VERTICAL MEMBERS OF THE SUPPORT, SAID FOUR PARALLEL MEMBERS HAVING THEIR EXTREMITIES RIGIDLY FIXED DIRECTLY TO SAID CASING, TWO ELONGATED ROD-LIKE MEMBERS ARRANGED PARALLEL TO EACH OTHER AND LATERAL TO SAID FOUR PARALLEL MEMBERS, SAID TWO PARALLEL MEMBERS HAVING THEIR EXTREMITIES RIGIDLY FIXED DIRECTLY TO SAID CASING TO FORM THE ONLY LATERAL MEMBERS OF THE SUPPORT ATTACHED TO THE CASING, SAID FOUR PARALLEL MEMBERS AND SAID TWO PARALLEL MEMBERS BEING ARRANGED IN APPROXIMATELY THE SAME PLANE AND BEING RIGIDLY FIXED TO EACH OTHER AT RESPECTIVE CROSSING POINTS, THE INNER PAIR OF SAID FOUR PARALLEL MEMBERS HAVING A CENTRAL REGION POSITIONED BETWEEN SAID TWO PARALLEL MEMBERS, A MOTOR DRIVEN FAN, MEANS FOR RESILIENTLY MOUNTING THE MOTOR DRIVEN FAN TO SAID CENTRAL REGION TO PROVIDE THE SOLE CONNECTING MEANS BETWEEN THE MOTOR DRIVEN FAN AND THE SUPPORT, AND FAN GUARD MEANS RIGIDLY SECURED TO SAID FOUR PARALLEL MEMBERS.
Claim 2
Dependent Claim
177 words
AN ELECTRIC FAN ASSEMBLY HAVING A COMBINED FAN GUARD AND MOTOR SUPPORT COMPRISING, A CASING, FOUR ELONGATED ROD-LIKE MEMBERS VERTICALLY ARRANGED IN PARALLEL RELATION TO EACH OTHER TO FORM THE ONLY VERTICAL MEMBERS OF THE SUPPORT, SAID FOUR PARALLEL MEMBERS HAVING THEIR EXTREMITIES RIGIDLY FIXED DIRECTLY TO SAID CASING, TWO ELONGATED ROD-LIKE MEMBERS ARRANGED PARALLEL TO EACH OTHER AND LATERAL TO SAID FOUR PARALLEL MEMBERS, SAID TWO PARALLEL MEMBERS HAVING THEIR EXTREMITIES RIGIDLY FIXED DIRECTLY TO SAID CASING TO FORM THE ONLY LATERAL MEMBERS OF THE SUPPORT ATTACHED TO THE CASING, SAID FOUR PARALLEL MEMBERS AND SAID TWO PARALLEL MEMBERS BEING ARRANGED IN APPROXIMATELY THE SAME PLANE AND BEING RIGIDLY FIXED TO EACH OTHER AT RESPECTIVE CROSSING POINTS, THE INNER PAIR OF SAID FOUR PARALLEL MEMBERS HAVING A CENTRAL REGION POSITIONED BETWEEN SAID TWO PARALLEL MEMBERS, A MOTOR DRIVEN FAN, MEANS FOR RESILIENTLY MOUNTING THE MOTOR DRIVEN FAN TO SAID CENTRAL REGION TO PROVIDE THE SOLE CONNECTING MEANS BETWEEN THE MOTOR DRIVEN FAN AND THE SUPPORT, AND FAN GUARD MEANS RIGIDLY SECURED TO SAID FOUR PARALLEL MEMBERS.
References Cited (Backward Citations)
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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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |