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Windscreen wipers

  • US 3,088,155 A
  • Filed: 02/23/1960
  • Issued: 05/07/1963
  • Est. Priority Date: 02/23/1960
  • Status: Expired due to Term
First Claim
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1. A CURVED WINDSCREEN WIPER BLADE INCLUDING A PRESSURE DISTRIBUTING HARNESS HAVING RELATIVE MOVABLE MEMBERS, AN ELONGATED RUBBER OF WHICH A SUBSTANTIAL PART WILL ROCK WITH RESPECT TO THE HARNESS TO OPPOSITE SIDES OF A CENTRAL POSITION WHEN THE BLADE IS IN USE, A FLEXIBLE SURFACE CONFORMING BACKING STRIP ACTED UPON BY SAID HARNESS, AND A THIN SELF-SUPPORTING SHROUD OF A DEFORMABLE MOULDED MATERIAL CAPABLE OF FOLLOWING THE FLEXING OF THE STRIP AND LYING ALONG THE LENGTH OF THE BLADE TO SHIELD FROM AIR FLOW ACROSS THE WINDSCREEN OF A VEHICLE A SUBSTANTIAL PART OF THE ROCKING PART OF THE RUBBER AT LEAST ON ONE SIDE, SAID SHROUD BEING CONNECTED OPERATIVELY TO FOLLOW THE SURFACE CONFORMING ACTION OF THE BACKING STRIP AT LEAST IN A NUMBER OF LONGITUDINALLY SPACED POSITIONS.

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