US3308565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective shield on earth-carrying scraper
Assignee: Deere and Co
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Filing: 1964-11-18
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Granted: 1967-03-14
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Expires: 1984-11-18
Abstract
No abstract record available.
Inventors
- 👤 George R Walters
- 👤 George A Luckett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:45
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/64; E02F3/65; E02F3/654; E02F3/656; E02F3/6454; E02F3/6481
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
212 words
IN AN EARTH-MOVING CARRIER INCLUDING A FORWARDLY OPENING EARTH-MOVING CARRIER BOWL HAVING A PAIR OF TRANSVERSELY SPACED UPRIGHT SIDES WITH A FLOOR STRUCTURE EXTENDING BETWEEN THE SIDES, A FRAME INCLUDING A REAR FRAME PORTION REARWARDLY OF THE SIDES AND CENTRALLY LOCATED RELATIVE THERETO WITH A FORWARD UPPER EDGE SECTION EXTENDING BETWEEN THE SIDES, A TRANSVERSE UPRIGHT EJECTOR PLATE POSITIONED BETWEEN THE SIDE WALLS AND ADAPTED TO MOVE FORE AND AFT RELATIVE TO THE BOWL TO EFFECT DISCHARGE OF MATERIAL FORWARDLY OF THE BOWL, POWER MEANS BETWEEN THE FRAME REAR PORTION AND EJECTOR PLATE FOR MOVING THE EJECTOR PLATE BETWEEN A REAR POSITION IN CLOSE PROXIMITY TO THE FRAME REAR PORTION AND AN ADVANCED POSITION SPACEDLY FORWARDLY OF THE FRAME REAR PORTION, THE COMBINATION THEREWITH OF A LATERALLY DISPOSED SHIELD SUPPORTED FOR SLIDING MOVEMENT ON THE FRAME REAR PORTION AND HAVING A FRONT EDGE PORTION CLOSELY ADJACENT THE EJECTOR PLATE; AND TRANSVERSE HORIZONTAL HINGE MEANS CONNECTING THE FRONT EDGE PORTION TO THE EJECTOR PLATE WHEREBY THE SHIELD WILL MOVE WITH THE EJECTOR PLATE IS IT MOVES TO AND FROM ITS REAR POSITION AND THE UNDERSIDE THEREOF WILL ENGAGE AND SLIDE OVER THE UPPER EDGE SECTION OF THE FRAME REAR PORTION TO THEREBY COVER THE GAP BETWEEN THE EJECTOR PLATE AND UPPER EDGE SECTION.
Claim 2
Dependent Claim
212 words
IN AN EARTH-MOVING CARRIER INCLUDING A FORWARDLY OPENING EARTH-MOVING CARRIER BOWL HAVING A PAIR OF TRANSVERSELY SPACED UPRIGHT SIDES WITH A FLOOR STRUCTURE EXTENDING BETWEEN THE SIDES, A FRAME INCLUDING A REAR FRAME PORTION REARWARDLY OF THE SIDES AND CENTRALLY LOCATED RELATIVE THERETO WITH A FORWARD UPPER EDGE SECTION EXTENDING BETWEEN THE SIDES, A TRANSVERSE UPRIGHT EJECTOR PLATE POSITIONED BETWEEN THE SIDE WALLS AND ADAPTED TO MOVE FORE AND AFT RELATIVE TO THE BOWL TO EFFECT DISCHARGE OF MATERIAL FORWARDLY OF THE BOWL, POWER MEANS BETWEEN THE FRAME REAR PORTION AND EJECTOR PLATE FOR MOVING THE EJECTOR PLATE BETWEEN A REAR POSITION IN CLOSE PROXIMITY TO THE FRAME REAR PORTION AND AN ADVANCED POSITION SPACEDLY FORWARDLY OF THE FRAME REAR PORTION, THE COMBINATION THEREWITH OF A LATERALLY DISPOSED SHIELD SUPPORTED FOR SLIDING MOVEMENT ON THE FRAME REAR PORTION AND HAVING A FRONT EDGE PORTION CLOSELY ADJACENT THE EJECTOR PLATE; AND TRANSVERSE HORIZONTAL HINGE MEANS CONNECTING THE FRONT EDGE PORTION TO THE EJECTOR PLATE WHEREBY THE SHIELD WILL MOVE WITH THE EJECTOR PLATE IS IT MOVES TO AND FROM ITS REAR POSITION AND THE UNDERSIDE THEREOF WILL ENGAGE AND SLIDE OVER THE UPPER EDGE SECTION OF THE FRAME REAR PORTION TO THEREBY COVER THE GAP BETWEEN THE EJECTOR PLATE AND UPPER EDGE SECTION.
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) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |