US3316664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reel-type earth moving scraper
Assignee: Individual
•
Filing: 1964-12-21
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Granted: 1967-05-02
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Expires: 1984-12-21
Abstract
No abstract record available.
Inventors
- 👤 Wilmoth John Howard
- 👤 Harry L Wilmoth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:08
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/64; E02F3/65; E02F3/654; E02F3/656; E02F3/6454; E02F3/6463
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
AN EARTH MOVING SCRAPER COMPRISING A MOBILE FRAME HAVING A PREDETERMINED DIRECTION OF TRAVEL; AN EARTH ENGAGING SCRAPER BLADE MOUNTED TRANSVERSELY IN THE FRAME; A ROTARY EARTH ELEVATING REEL MOUNTED FOR ROTATION IN THE FRAME ABOUT AN AXIS TRANSVERSELY OF THE FRAME ABOVE AND FORWARDLY OF THE BLADE, SAID REEL HAVING A PERIPHERY DISPOSED ADJACENT TO THE GROUND FOR ROLLING TRAVEL THEREOVER DURING TRAVEL OF THE FRAME AND TO ELEVATE SAID EARTH; A HOPPER MOUNTED IN THE FRAME REARWARDLY OF THE BLADE TO RECEIVE A PREDETERMINED QUANTITY OF EARTH SCRAPED THEREOVER BY THE REEL; MEANS CARRIED BY REEL TO RECEIVE EARTH IN EXCESS OF SAID PREDETERMINED QUANTITY SCRAPED REARWARDLY OVER THE BLADE AND ELEVATED BY SAID REEL; AN AUXILIARY HOPPER CARRIED BY THE FRAME; AND MEANS TO TRANSFER EARTH FROM SAID EARTH RECEIVING MEANS OF THE REEL TO SAID AUXILIARY HOPPER.
Claim 2
Dependent Claim
141 words
AN EARTH MOVING SCRAPER COMPRISING A MOBILE FRAME HAVING A PREDETERMINED DIRECTION OF TRAVEL; AN EARTH ENGAGING SCRAPER BLADE MOUNTED TRANSVERSELY IN THE FRAME; A ROTARY EARTH ELEVATING REEL MOUNTED FOR ROTATION IN THE FRAME ABOUT AN AXIS TRANSVERSELY OF THE FRAME ABOVE AND FORWARDLY OF THE BLADE, SAID REEL HAVING A PERIPHERY DISPOSED ADJACENT TO THE GROUND FOR ROLLING TRAVEL THEREOVER DURING TRAVEL OF THE FRAME AND TO ELEVATE SAID EARTH; A HOPPER MOUNTED IN THE FRAME REARWARDLY OF THE BLADE TO RECEIVE A PREDETERMINED QUANTITY OF EARTH SCRAPED THEREOVER BY THE REEL; MEANS CARRIED BY REEL TO RECEIVE EARTH IN EXCESS OF SAID PREDETERMINED QUANTITY SCRAPED REARWARDLY OVER THE BLADE AND ELEVATED BY SAID REEL; AN AUXILIARY HOPPER CARRIED BY THE FRAME; AND MEANS TO TRANSFER EARTH FROM SAID EARTH RECEIVING MEANS OF THE REEL TO SAID AUXILIARY HOPPER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |