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US3122283A Expired / Lapsed US ⏱️ 0.0 years remaining

Row crop seed planter

Assignee: Great Western Sugar Co
•
Filing: 1959-02-19
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Granted: 1964-02-25
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Expires: 1979-02-19
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Abstract

No abstract record available.

Inventors

  • 👤 George E Walters

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 14:07
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/08

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 231 words
IN A SEED PLANTER FOR ROW CROPS, A FLEXIBLE, ENDLESS BELT MOUNTED IN TRIANGULAR ARRANGEMENT ON AN UPPER SHEAVE, A LOWER SHEAVE AND AN INTERMEDIATE SHEAVE, MEANS ON THE PLANTER IN DRIVING RELATION TO ONE OF THE AFORESAID SHEAVES AND ARRANGED TO ROTATE SAID BELT FROM THE UPPER SHEAVE TO THE LOWER SHEAVE, THENCE TO THE INTERMEDIATE SHEAVE AND UPWARDLY OVER THE UPPER SHEAVE, SAID BELT HAVING A PLURALITY OF SEED-RECEIVING RECESSES OF UNIFORM DIMENSION AT UNIFORM INTERVALS ALONG ITS EXTERIOR SURFACE, MEANS MOUNTED ON THE PLANTER ADJACENT THE BELT STRETCH EXTENDING BETWEEN THE INTERMEDIATE AND UPPER SHEAVES CONSTRUCTED AND ARRANGED TO DEPOSIT A SINGLE SEED IN EACH SAID RECESS, SAID LOWER SHEAVE BEING CONSTRUCTED AND ARRANGED TO FLEX THE BELT AND SPREAD THE RECESSES FOR SEED RELEASE WHILE THE BELT REMAINS IN THE PLANE OF ITS COURSE OF TRAVEL OVER SAID SHEAVE, AND A COVER MOUNTED ON THE PLANTER AND DISPOSED IN CLOSE PROXIMITY TO THE STRETCH OF THE BELT DISPOSED BETWEEN THE UPPER AND LOWER SHEAVES FOR CONFINING THE SEEDS IN THE RECESSES DURING BELT TRAVEL FROM THE UPPER SHEAVE TO THE LOWER SHEAVE, SAID COVER HAVING ITS LOWER END AT APPROXIMATELY THE LOWEST ELEVATION OF THE BELT AND DISPOSED TO DIRECT A SEED DISCHARGING FROM A FLEXED RECESS AT THE LOWERMOST POINT OF BELT TRAVEL IN A DIRECTION OPPOSITE TO THE PLANTER TRAVEL DIRECTLY INTO A CROP ROW.
Claim 2
Dependent Claim 231 words
IN A SEED PLANTER FOR ROW CROPS, A FLEXIBLE, ENDLESS BELT MOUNTED IN TRIANGULAR ARRANGEMENT ON AN UPPER SHEAVE, A LOWER SHEAVE AND AN INTERMEDIATE SHEAVE, MEANS ON THE PLANTER IN DRIVING RELATION TO ONE OF THE AFORESAID SHEAVES AND ARRANGED TO ROTATE SAID BELT FROM THE UPPER SHEAVE TO THE LOWER SHEAVE, THENCE TO THE INTERMEDIATE SHEAVE AND UPWARDLY OVER THE UPPER SHEAVE, SAID BELT HAVING A PLURALITY OF SEED-RECEIVING RECESSES OF UNIFORM DIMENSION AT UNIFORM INTERVALS ALONG ITS EXTERIOR SURFACE, MEANS MOUNTED ON THE PLANTER ADJACENT THE BELT STRETCH EXTENDING BETWEEN THE INTERMEDIATE AND UPPER SHEAVES CONSTRUCTED AND ARRANGED TO DEPOSIT A SINGLE SEED IN EACH SAID RECESS, SAID LOWER SHEAVE BEING CONSTRUCTED AND ARRANGED TO FLEX THE BELT AND SPREAD THE RECESSES FOR SEED RELEASE WHILE THE BELT REMAINS IN THE PLANE OF ITS COURSE OF TRAVEL OVER SAID SHEAVE, AND A COVER MOUNTED ON THE PLANTER AND DISPOSED IN CLOSE PROXIMITY TO THE STRETCH OF THE BELT DISPOSED BETWEEN THE UPPER AND LOWER SHEAVES FOR CONFINING THE SEEDS IN THE RECESSES DURING BELT TRAVEL FROM THE UPPER SHEAVE TO THE LOWER SHEAVE, SAID COVER HAVING ITS LOWER END AT APPROXIMATELY THE LOWEST ELEVATION OF THE BELT AND DISPOSED TO DIRECT A SEED DISCHARGING FROM A FLEXED RECESS AT THE LOWERMOST POINT OF BELT TRAVEL IN A DIRECTION OPPOSITE TO THE PLANTER TRAVEL DIRECTLY INTO A CROP ROW.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-02-24 1967-08-26 1968-02-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-02-24 1971-08-26 1972-02-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-02-24 1975-08-26 1976-02-25 $7700.00 Window Closed / Lapsed

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