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TRACTOR MOUNTED PAVEMENT WASHER

  • US 3,690,559 A
  • Filed: 09/16/1970
  • Issued: 09/12/1972
  • Est. Priority Date: 09/16/1970
  • Status: Expired due to Term
First Claim
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1. A pavement cleaning machine comprising in combination:

  • a. a vehicle;

    b. a first set of spray nozzles extending transversely across the front of said vehicle and connected to a source of pavement treating solution and mounted on said vehicle in an array shaped to direct said solution at said pavement in a first pattern ahead of said vehicle as said vehicle travels; and

    c. a second set of spray nozzles extending transversely across said vehicle and connected to a source of water and mounted on said vehicle in an array shaped to direct said water at said pavement in a second pattern spaced in non-overlapping relationship behind said first pattern and being aimed forward and toward the ground to sweep the pavement with water for rinsing said solution from the pavement, said first and second sets of nozzles being operated at the same time.

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