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Seed sowing apparatus

  • US 5,269,237 A
  • Filed: 03/02/1992
  • Issued: 12/14/1993
  • Est. Priority Date: 03/01/1991
  • Status: Expired due to Term
First Claim
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1. Seed sowing apparatus comprising a frame, a cutting blade mounted on a horizontal axis and rotatable with respect to the frame, means for attaching the frame with respect to a supporting carriage or towing vehicle which allows contact to occur between the cutting blade and a ground surface below, said cutting blade having a peripheral ground entry part which is arranged to penetrate and cut a vertical slot in the ground surface as the apparatus travels over same, chute means carried by the frame, said chute means being arranged to disperse seed and fertilizer into a vertical slot cut by the cutting blade, said frame supporting at least one tine having a tip part for location below ground level and extending rearwardly of leading cutting edges of said cutting blade, the said at least one tine being adapted to cut a substantially horizontal branch slot below ground level which extends from the vertical slot cut by the cutting blade, and being mounted with respect to the frame below the axis of rotation of the cutting blade, the mounting allowing for lateral deflection of the tine in sympathy with flexing of the cutting blade, said apparatus further including a scraper arm supported from said frame and extending in close contact with at least the ground entry part of the cutting blade, said scraper presenting a downwardly sloping leading edge which removes matter from the ground entry part of the cutter blade as it rotates, wherein said scraper arm has a leading face which diverts emerging seed sideways into the branch slot cut by the said at least one tine.

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