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Asphalt roadway patching apparatus

  • US 3,967,913 A
  • Filed: 12/16/1974
  • Issued: 07/06/1976
  • Est. Priority Date: 12/16/1974
  • Status: Expired due to Term
First Claim
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1. In an asphalt pavement patching vehicle having a supply hopper provided with an outlet and a small distribution hopper mounted on an articulated arm for distributing small portions of asphalt material from said supply hopper to a predetermined area comprising:

  • a. auger means mounted in the supply hopper arranged to move material to said outlet and said outlet being positioned for depositing the asphalting material into the distribution hopper, said auger means including a central tube member supporting helical flights for movements of material;

    b. burner means extending internally of and along said tube member for heating said tube member and the asphalting material surrounding said tube member;

    c. frame means for the supply hopper arranged for supporting the same in an elevated position on the vehicle for supplying asphalting material to said distribution hopper by gravity and constructed for lowering the supply hopper to ground level permitting filling of the same with a conventional dump truck; and

    d. means mounted between said frame means and said supply hopper for moving the supply hopper to and from ground level to its elevated position.

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