Patent US3105693A successfully refreshed from Google Patents.
US3105693A
Expired / Lapsed
US
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Material unloading and spreading apparatus
Assignee: Starline Inc
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Filing: 1962-05-21
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Granted: 1963-10-01
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Expires: 1982-05-21
Abstract
No abstract record available.
Inventors
- 👤 Robert G Ferris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:54
CPC Classifications
A; A01; A01C; A01C3/00; A01C3/06; A01C3/063
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
IN A MATERIAL UNLOADING DEVICE, IN COMBINATION: A WHEELED CARRIAGE; A MATERIAL RECEPATCLE IN THE FORM OF A LONGITUDINAL SECTION OF A CYLINDER SURMOUNTING SAID CARRIAGE; A ROTATABLE UNLOADER SHAFT ON THE LONGITUDINAL AXIS OF THE CYLINDER; MEANS FOR DRIVING SAID SHAFT; A COLLAR MOUNTED FOR ROTATION WITH SAID SHAFT AND MOVABLE THEREALONG; FLEXIBLE MATERIAL DISCHARGING FLAIL MEANS SUPPORTED ON SAID COLLAR AND HAVING AN EXTENDED POSITION IN WHICH IT SWEEPS THE LONGITUDINAL CYLINDER WALL; AND MEANS ON THE COLLAR FOR DRIVING IT FROM ON END OF THE SHAFT TO THE OTHER IN RESPONSE TO ROTATION OF THE SHAFT AND PROGRESSIVE DISCHARGE OF MATERIAL FROM THE RECEPTACLE BY THE FLAIL MEANS.
Claim 2
Dependent Claim
111 words
IN A MATERIAL UNLOADING DEVICE, IN COMBINATION: A WHEELED CARRIAGE; A MATERIAL RECEPATCLE IN THE FORM OF A LONGITUDINAL SECTION OF A CYLINDER SURMOUNTING SAID CARRIAGE; A ROTATABLE UNLOADER SHAFT ON THE LONGITUDINAL AXIS OF THE CYLINDER; MEANS FOR DRIVING SAID SHAFT; A COLLAR MOUNTED FOR ROTATION WITH SAID SHAFT AND MOVABLE THEREALONG; FLEXIBLE MATERIAL DISCHARGING FLAIL MEANS SUPPORTED ON SAID COLLAR AND HAVING AN EXTENDED POSITION IN WHICH IT SWEEPS THE LONGITUDINAL CYLINDER WALL; AND MEANS ON THE COLLAR FOR DRIVING IT FROM ON END OF THE SHAFT TO THE OTHER IN RESPONSE TO ROTATION OF THE SHAFT AND PROGRESSIVE DISCHARGE OF MATERIAL FROM THE RECEPTACLE BY THE FLAIL MEANS.
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) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |