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AGRICULTURAL IMPLEMENT FOR CLOD BREAKING

  • US 3,705,630 A
  • Filed: 02/02/1970
  • Issued: 12/12/1972
  • Est. Priority Date: 02/03/1969
  • Status: Expired due to Term
First Claim
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1. An agricultural implement for clod breaking comprising, in combination:

  • support means including an elongate support member having spaced, and relatively thin integral upper and lower walls provided with longitudinally spaced aligned pairs of openings;

    a plurality of elongate clod breaking members, each having a shank portion provided at one end thereof with an enlarged collar and having a screw thread portion at the opposite end of the shank portion, each member having its shank portion projected through an associated pair of said aligned openings, and an enlarged nut member engaged on each screw thread portion and cooperating with a respective collar to clamp tightly upon the support means with force sufficient to crush said upper and lower walls together; and

    said support means also including tubular bushing means surrounding each shank portion between said upper and lower walls for taking the clamping action of each member and preserving the integrity of spacing between said upper and lower walls;

    said support member being in the form of an initially circular tube having its upper and lower walls flattened to engage the opposite ends of said bushings.

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