Applicator for applying chemically-impregnated pads to freshly-milled surfaces on railroad ties, and method of operating same

  • US 5,435,251 A
  • Filed: 12/03/1993
  • Issued: 07/25/1995
  • Est. Priority Date: 12/03/1993
  • Status: Expired due to Fees
First Claim
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1. An applicator adapted to apply chemically-impregnated pads to freshly-milled surfaces on railroad ties, comprising:

  • a vehicle adapted to be moved horizontally along said ties at a relative velocity;

    a carriage mounted for horizontal movement with said vehicle along said ties, and mounted for vertical movement relative to said vehicle;

    sensing means for sensing the position of each tie passing beneath said carriage;

    a pad storage magazine mounted on said carriage;

    pad handling means for withdrawing an end pad from said magazine;

    positioning means for moving a withdrawn pad from said magazine to a freshly-milled surface on a sensed tie beneath said carriage, said positioning means including rotation means for rotationally moving such withdrawn pad from said magazine to a position above said sensed tie and non-magnetic means for grasping such withdrawn pad during rotation.

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