Spring Tooth Implement Patents (Class 172/389)
  • Patent number: 8596374
    Abstract: A ground working apparatus has a plow assembly including a frame formed with an attached runner and a plow tool. A linkage assembly couples the frame to a bridle assembly for movement of the plow assembly between raised and lowered positions relative to the bridle assembly. The runner and the plow tool depend downwardly from the frame to concurrently run over and plow, respectively, ground to be plowed along a plowing path ahead of the bridle assembly and the plow assembly, wherein the runner sets the frame of the plow assembly at a fixed elevated position with respect to the ground to be plow.
    Type: Grant
    Filed: December 30, 2010
    Date of Patent: December 3, 2013
    Inventor: Ronald J. Kile
  • Publication number: 20120168186
    Abstract: A ground working apparatus has a plow assembly including a frame formed with an attached runner and a plow tool. A linkage assembly couples the frame to a bridle assembly for movement of the plow assembly between raised and lowered positions relative to the bridle assembly. The runner and the plow tool depend downwardly from the frame to concurrently run over and plow, respectively, ground to be plowed along a plowing path ahead of the bridle assembly and the plow assembly, wherein the runner sets the frame of the plow assembly at a fixed elevated position with respect to the ground to be plow.
    Type: Application
    Filed: December 30, 2010
    Publication date: July 5, 2012
    Inventor: Ronald J. Kile
  • Patent number: 4005756
    Abstract: A lightweight pasture harrow for breaking up and scattering piles of manure and like material in a pasture including a shaped wire mesh framework secured to a front crossbar which provides a tow bar for pulling the harrow across a field, or pasture. The wire mesh framework includes a plurality of longitudinal wires and a plurality of transverse wires. Ends of the longitudinal wires may serve as harrow teeth, or separate harrow teeth may be provided.
    Type: Grant
    Filed: August 5, 1975
    Date of Patent: February 1, 1977
    Inventor: William E. Morse, Jr.