Patent ID: 7484568
Filing Date: 2009-02-03
Classification: A01B

Abstract:
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.