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Blade assembly for portable poweroperated hedge trimmer

  • US 3,161,954 A
  • Filed: 11/14/1962
  • Issued: 12/22/1964
  • Est. Priority Date: 11/14/1962
  • Status: Expired due to Term
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First Claim
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1. A BLADE ASSEMBLY FOR A PORTABLE POWER-OPERATED HEDGE TRIMMER, COMPRISING:

  • (A) A STATIONARY BLADE;

    (B) A MOVABLE BLADE DISPOSED ON TOP OF SAID STATIONARY BLADE AND ADAPTED TO RECIPROCATE WITH RESPECT TO IT;

    (C) A PLURALITY OF SPACED-APART SLOTS FORMED IN SAID MOVABLE BLADE ALONG A SUBSTANTIALLY COMMON LONGITUDINAL AXIS;

    (D) A BLADE COVER PLATE DISPOSED ON TOP OF SAID MOVABLE BLADE AND COVERING SAID SLOTS;

    (E) TEETH FORMED ON EACH OF SAID BLADES AND EXTENDING LATERALLY FROM AT LEAST ONE SIDE OF SAID COVER PLATE, THE TEETH ON SAID MOVABLE BLADE HAVING CUTTING EDGES FORMED THEREON;

    (F) FASTENING MEANS BETWEEN SAID STATIONARY BLADE AND SAID BLADE COVER PLATE, EXTENDING THROUGH EACH OF SAID SLOTS IN SAID MOVABLE BLADE, AND INCLUDING A RESPECTIVE SPACER WASHER IN EACH OF SAID SLOTS;

    (G) EACH OF SAID SPACER WASHERS HAVING A VERTICAL HEIGHT EXCEEDING THAT OF SAID MOVABLE BLADE;

    AND (H) SAID RESPECTIVE SPACER WASHERS IN THE TWO FURTHEREST REMOVED SLOTS HAVING A DIAMETER EXCEEDING THAT OF THE ORDER OF SAID SPACER WASHERS, AND CLOSELY APPROACHING THE WIDTH OF EACH SLOT, THEREBY POSITIONING THE MOVABLE BLADE WITH RESPECT TO SAID STATIONARY BLADE.

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