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Soil aeration and cultivation tine

  • US 7,484,568 B2
  • Filed: 08/27/2004
  • Issued: 02/03/2009
  • Est. Priority Date: 08/24/2004
  • Status: Active Grant
First Claim
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1. A tine for mounting on a rotatable shaft of soil aeration and cultivation equipment, comprising:

  • mounting means at an attachment end of the tine;

    a tip at a ground-engaging end of the tine opposite the attachment end;

    leading and trailing convex curvilinear edges disposed opposite each other and converging toward the attachment end and the tip; and

    first and second opposed faces substantially meeting at each of the leading and trailing convex curvilinear edges;

    wherein a centre line of the tine passes through, forwardly of, or rearwardly of, the axis of rotation of the rotatable shaft when the tine is mounted on the rotatable shaft; and

    wherein the tine exhibits a lean, such that the tine forms an angle of 0.5°

    to 15°

    with respect to a plane disposed perpendicular to the axis of rotation of the rotatable shaft when the tine is mounted on the rotatable shaft.

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