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Windshield washer

  • US 4,157,161 A
  • Filed: 09/30/1975
  • Issued: 06/05/1979
  • Est. Priority Date: 09/30/1975
  • Status: Expired due to Term
First Claim
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1. A vehicle window washer for use in conjunction with one or more wiper blades arranged to wipe a window, said washer comprising:

  • a reservoir of wash liquid;

    sprayer means; and

    means for selectively delivering wash liquid under pressure from said reservoir to said sprayer means;

    wherein said sprayer means comprises;

    a body member;

    an inlet defined in said body member for receiving said wash liquid under pressure;

    jet-defining means within said body member responsive to the received liquid for forming a liquid jet;

    an outlet opening defined in said body member for issuing said jet exteriorly of said body member and onto said window, said outlet opening being elongated in at least one dimension transverse to the flow direction of said jet therethrough; and

    jet sweeping means located within said body member and operated solely by the pressure of said received liquid for breaking said issued jet up into droplets by repetitively sweeping said jet in said one dimension to cause said droplets to be dispersed onto said window.

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