US3149553A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air moving devices
Assignee: GALLAHER CO
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Filing: 1961-09-29
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Granted: 1964-09-22
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Expires: 1981-09-29
Abstract
No abstract record available.
Inventors
- 👤 David M Solzman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:31
CPC Classifications
F; F24; F24F; F24F7/00; F24F7/02; F24F7/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
AN AIR MOVING DEVICE COMPRISING A FAN, A MOTOR FOR DRIVING SAID FAN, A TOP HOUSING FOR SAID MOTOR AND A BOTTOM HOUSING FOR SAID FAN, SAID FAN HOUSING INCLUDING SPACED UPPER AND LOWER HOODS WITH THE FAN POSITIONED THEREBETWEEN, SAID LOWER HOOD INCLUDING AN AIR INLET PASSAGE AND SAID UPPER HOOD COMPRISING A TRANSVERSE MOTOR AND FAN SUPPORTING PORTION WHICH EXTENDS OVER SAID FAN TO SUPPORT SAID MOTOR IN OPERATIVE RELATIONSHIP WITH SAID FAN, SAID SUPPORTING PORTION HAVING A CENTRAL OPENING THEREIN FOR OPERATIVELY CONNECTING SAID MOTOR TO SAID FAN AND CONSTITUTING AN INNER EDGE FOR SAID SUPPORTING PORTION POSITIONED BENEATH SAID MOTOR, SAID UPPER HOOD ALSO INCLUDING A FLANGE PORTION WHICH IS INTEGRAL WITH SAID TRANSVERSE SUPPORTING PORTION AND EXTENDS ABOUT THE SAME AND OUTWARDLY THEREFROM TO FORM AN AIR DISCHARGE PASSAGE WITH THE UPPER END OF THE LOWER HOOD, SAID TRANSVERSE SUPPORTING PORTION BEING TAPERED BY GRADUALLY REDUCING THE THICKNESS THEREOF FROM ADJACENT SAID FLANGE PORTION INWARDLY TO SAID INNER EDGE FOR FLEXURE TO DAMPEN SOUND AND VIBRATION WHEN SAID DEVICE IS IN OPERATION.
Claim 2
Dependent Claim
177 words
AN AIR MOVING DEVICE COMPRISING A FAN, A MOTOR FOR DRIVING SAID FAN, A TOP HOUSING FOR SAID MOTOR AND A BOTTOM HOUSING FOR SAID FAN, SAID FAN HOUSING INCLUDING SPACED UPPER AND LOWER HOODS WITH THE FAN POSITIONED THEREBETWEEN, SAID LOWER HOOD INCLUDING AN AIR INLET PASSAGE AND SAID UPPER HOOD COMPRISING A TRANSVERSE MOTOR AND FAN SUPPORTING PORTION WHICH EXTENDS OVER SAID FAN TO SUPPORT SAID MOTOR IN OPERATIVE RELATIONSHIP WITH SAID FAN, SAID SUPPORTING PORTION HAVING A CENTRAL OPENING THEREIN FOR OPERATIVELY CONNECTING SAID MOTOR TO SAID FAN AND CONSTITUTING AN INNER EDGE FOR SAID SUPPORTING PORTION POSITIONED BENEATH SAID MOTOR, SAID UPPER HOOD ALSO INCLUDING A FLANGE PORTION WHICH IS INTEGRAL WITH SAID TRANSVERSE SUPPORTING PORTION AND EXTENDS ABOUT THE SAME AND OUTWARDLY THEREFROM TO FORM AN AIR DISCHARGE PASSAGE WITH THE UPPER END OF THE LOWER HOOD, SAID TRANSVERSE SUPPORTING PORTION BEING TAPERED BY GRADUALLY REDUCING THE THICKNESS THEREOF FROM ADJACENT SAID FLANGE PORTION INWARDLY TO SAID INNER EDGE FOR FLEXURE TO DAMPEN SOUND AND VIBRATION WHEN SAID DEVICE IS IN OPERATION.
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) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |