US3288358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wind machine construction
Assignee: NATIONAL FROST PROTECTION CO Inc
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Filing: 1964-09-04
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Granted: 1966-11-29
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Expires: 1984-09-04
Abstract
No abstract record available.
Inventors
- 👤 Coles Alva Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:38
CPC Classifications
A; A01; A01G; A01G13/00; A01G13/08; F; F04; F04D; F04D25/00; F04D25/02; F04D29/00; F04D29/60; F04D29/601
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
IN A WIND MACHINE HAVING A COLUMN, THE LOWER END OF WHICH IS ANCHORED TO A SUPPORT, AN ELONGATED SHAFT EXTENDING FROM TOP TO BOTTOM OF THE COLUMN AND A MOTOR FOR ROTATING THE SHAFT, THE COMBINATION THEREWITH, OF: A HEAD ASSEMBLY FOR ROTATION ABOUT A VERTICAL AXIS AT THE COLUMN TOP AND COMPRISING A GEAR CASING AND A ROTATION SPEED REDUCER CASING, A PROPELLER FAN SHAFT EXTENDING THROUGH SAID GEAR CASING AND OUTWARDLY THEREOF FOR ONE END THEREOF AND INTO THE POWER DRIVE CASING FOR THE OPPOSITE END THEREOF, GEARING BETWEEN THE PROPELLER FAN SHAFT AND THE VERTICAL DRIVE SHAFT FOR ROTATING THE PROPELLER FAN SHAFT, AND SPEED REDUCER GEARING DRIVEN BY THE PROPELLER FAN SHAFT IN THE ROTATION SPEED REDUCER CASING, SAID GEAR CASING PROVIDED WITH A HUB, AND A BEARING BLOCK FOR RECEIVING SAID HUB, SAID BEARING BLOCK BEING SECURE AT THE TOP OF SAID COLUMN, A RING GEAR FOR SAID BEARING BLOCK, A PINION IN MESH WITH THE TEETH OF SAID RING GEAR TO BE DRIVEN BY THE GEARING IN SAID ROTATION SPEED REDUCER CASING, AND MEANS BETWEEN THE BEARING BLOCK AND THE HUB FOR PRODUCING UNIFORM ROTATION OF THE HEAD ASSEMBLY WHEN THE MOTOR IS DRIVING THE ELONGATED SHAFT.
Claim 2
Dependent Claim
204 words
IN A WIND MACHINE HAVING A COLUMN, THE LOWER END OF WHICH IS ANCHORED TO A SUPPORT, AN ELONGATED SHAFT EXTENDING FROM TOP TO BOTTOM OF THE COLUMN AND A MOTOR FOR ROTATING THE SHAFT, THE COMBINATION THEREWITH, OF: A HEAD ASSEMBLY FOR ROTATION ABOUT A VERTICAL AXIS AT THE COLUMN TOP AND COMPRISING A GEAR CASING AND A ROTATION SPEED REDUCER CASING, A PROPELLER FAN SHAFT EXTENDING THROUGH SAID GEAR CASING AND OUTWARDLY THEREOF FOR ONE END THEREOF AND INTO THE POWER DRIVE CASING FOR THE OPPOSITE END THEREOF, GEARING BETWEEN THE PROPELLER FAN SHAFT AND THE VERTICAL DRIVE SHAFT FOR ROTATING THE PROPELLER FAN SHAFT, AND SPEED REDUCER GEARING DRIVEN BY THE PROPELLER FAN SHAFT IN THE ROTATION SPEED REDUCER CASING, SAID GEAR CASING PROVIDED WITH A HUB, AND A BEARING BLOCK FOR RECEIVING SAID HUB, SAID BEARING BLOCK BEING SECURE AT THE TOP OF SAID COLUMN, A RING GEAR FOR SAID BEARING BLOCK, A PINION IN MESH WITH THE TEETH OF SAID RING GEAR TO BE DRIVEN BY THE GEARING IN SAID ROTATION SPEED REDUCER CASING, AND MEANS BETWEEN THE BEARING BLOCK AND THE HUB FOR PRODUCING UNIFORM ROTATION OF THE HEAD ASSEMBLY WHEN THE MOTOR IS DRIVING THE ELONGATED SHAFT.
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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |