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US3185220A Expired / Lapsed US ⏱️ 0.0 years remaining

Plow device

Assignee: Individual
•
Filing: 1963-12-16
•
Granted: 1965-05-25
•
Expires: 1983-12-16
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Abstract

No abstract record available.

Inventors

  • 👤 Tanoue Tatsuo

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 19:48
CPC Classifications
A; A01; A01B; A01B17/00; A01B49/00; A01B49/02; A01B49/022

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 209 words
A PLOW DEVICE COMPRISING: A PLOWBEAM, A SHAFT ROD CONNECTED TO SAID PLOWBEAM, A PLURALITY OF MOLDBOARDPLOWS, SUPPORTING ARMS CONNECTING SAID MOLDBOARD-PLOWS TO SAID SHAFT ROD, SAID MOLDBOARD-PLOWS ARRANGED WITH THE CENTRAL MOLDBOARD-PLOWS POSITIONED FOREMOST AND THE FRONT ENDS OF THE REMAINING MOLDBOARD-PLOWS ARRANGED PROGRESSIVELY TO THE REAR OF THE CENTRAL MOLDBOARD-PLOW FORMING A V WITH THE CENTRAL MOLDBOARD-PLOW AT THE CENTER OF THE V, THE CENTRAL MOLDBOARD-PLOW HAVING MOUNTED THEREON A FIRST MOLDBOARD FACING ONE SIDE AND A SECOND MOLDBOARD FACING TO THE OPPOSITE SIDE, THE REMAINING MOLDBOARD-PLOWS HAVING MOUNTED THEREON AT LEAST ONE MOLDBOARD FACING AWAY FROM THE CENTRAL MOLDBOARD-PLOW, A ROTARY CULTIVATING MEMBER FORWARD OF SAID MOLDBOARDPLOWS HAVING A PLURALITY OF ROTARY BLADES MOUNTED THEREON, AT LEAST ONE ROTARY BLADE ADJACENT EACH MOLDBOARD IN THE DIRECTION WHICH THE MOLDBOARDS FACE, THE ROTARY BLADES ADJACENT THE OUTER MOLDBOARDS BEING ANGULARLY BENT IN A DIRECTION OPPOSITE FROM THAT DIRECTION WHICH THEIR ADJACENT MOLDBOARD FACES, THE REMAINING OF SAID ROTARY BLADES ADJACENT SAID MOLDBOARDS BEING ANGULARLY BENT IN THE SAME DIRECTION AS THAT WHICH THEIR ADJACENT MOLDBOARDS FACE, THE ROTARY BLADES ADJACENT THE MOLDBOARDS OF THE CENTRAL MOLDBOARD-PLOW EXTENDING REARWARDLY DURING A PORTION OF THEIR ROTARY MOVEMENT TO A POINT REARWARD OF THE FRONT END OF THE CENTRAL MOLDBOARD-PLOW.
Claim 2
Dependent Claim 209 words
A PLOW DEVICE COMPRISING: A PLOWBEAM, A SHAFT ROD CONNECTED TO SAID PLOWBEAM, A PLURALITY OF MOLDBOARDPLOWS, SUPPORTING ARMS CONNECTING SAID MOLDBOARD-PLOWS TO SAID SHAFT ROD, SAID MOLDBOARD-PLOWS ARRANGED WITH THE CENTRAL MOLDBOARD-PLOWS POSITIONED FOREMOST AND THE FRONT ENDS OF THE REMAINING MOLDBOARD-PLOWS ARRANGED PROGRESSIVELY TO THE REAR OF THE CENTRAL MOLDBOARD-PLOW FORMING A V WITH THE CENTRAL MOLDBOARD-PLOW AT THE CENTER OF THE V, THE CENTRAL MOLDBOARD-PLOW HAVING MOUNTED THEREON A FIRST MOLDBOARD FACING ONE SIDE AND A SECOND MOLDBOARD FACING TO THE OPPOSITE SIDE, THE REMAINING MOLDBOARD-PLOWS HAVING MOUNTED THEREON AT LEAST ONE MOLDBOARD FACING AWAY FROM THE CENTRAL MOLDBOARD-PLOW, A ROTARY CULTIVATING MEMBER FORWARD OF SAID MOLDBOARDPLOWS HAVING A PLURALITY OF ROTARY BLADES MOUNTED THEREON, AT LEAST ONE ROTARY BLADE ADJACENT EACH MOLDBOARD IN THE DIRECTION WHICH THE MOLDBOARDS FACE, THE ROTARY BLADES ADJACENT THE OUTER MOLDBOARDS BEING ANGULARLY BENT IN A DIRECTION OPPOSITE FROM THAT DIRECTION WHICH THEIR ADJACENT MOLDBOARD FACES, THE REMAINING OF SAID ROTARY BLADES ADJACENT SAID MOLDBOARDS BEING ANGULARLY BENT IN THE SAME DIRECTION AS THAT WHICH THEIR ADJACENT MOLDBOARDS FACE, THE ROTARY BLADES ADJACENT THE MOLDBOARDS OF THE CENTRAL MOLDBOARD-PLOW EXTENDING REARWARDLY DURING A PORTION OF THEIR ROTARY MOVEMENT TO A POINT REARWARD OF THE FRONT END OF THE CENTRAL MOLDBOARD-PLOW.

References Cited (Backward Citations)

DE178718C Cited
US229505A Cited
US285318A Cited
US499211A Cited
US1225268A Cited
US1431815A Cited
US1484318A Cited
FR597224A Cited
US1717379A Cited
US1880113A Cited
US2362867A Cited
US2943687A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-05-24 1968-11-23 1969-05-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-05-24 1972-11-23 1973-05-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-05-24 1976-11-23 1977-05-25 $7700.00 Window Closed / Lapsed

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