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Seed planting apparatus

  • US 3,895,589 A
  • Filed: 09/13/1973
  • Issued: 07/22/1975
  • Est. Priority Date: 09/13/1973
  • Status: Expired due to Term
First Claim
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1. A seed planting implement comprising:

  • a supporting shank having means at the upper end of the shank for attachment to a vehicle;

    a sweep secured to the lower end of the shank, said sweep being substantially hollow and having a top wall and bottom wall spaced apart from each other and having an opening at the rearward side of said sweep;

    nozzle means mounted in said sweep, said nozzle means being spaced forwardly from said opening, and being between said top and bottom walls;

    means providing a source of fluid under pressure and including conduit means extending through the interior of said shank for conducting fluid from said source to said nozzle means;

    means providing a source of seeds spaced above the bottom wall of said sweep and including passage means in said shank for conducting seeds from said source to an aperture in the bottom wall of said sweep whereby fluids may be sprayed by said nozzle means through said sweep rearward opening and seeds may be deposited in a furrow under the sweep, as the sweep is drawn through the soil;

    said sweep including laterally extending forward edges, said top wall including a wedge portion intersecting said bottom wall along said lateral edges; and

    said bottom wall being substantially flat, and said implement including a runner opener extending along the forward side of said shank and along said bottom wall in alignment with said bottom wall aperture.

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