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Tree trimming machine or the like

  • US 3,192,695 A
  • Filed: 02/25/1963
  • Issued: 07/06/1965
  • Est. Priority Date: 02/25/1963
  • Status: Expired due to Term
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First Claim
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1. IN COMBINATION:

  • (A) A T-SHAPED BOOM HAVING A CERTICALLY EXTENDING HEAD AND A HORIZONTAL STEM PORTION BOTH BEING INTEGRAL WITH EACH OTHER;

    (B) MEANS FOR PIVOTALLY SUPPORTING SAID STEM SO THAT THE T-SHAPED HEAD LIES IN FRONT OF THE PIVOT SUPPORTING MEANS AND SO THAT A PORTION OF SAID STEM LIES ON THE SIDE OF SAID PIVOT SUPPORTING MEANS OPPOSITE SAID HEAD AND IN A PLANE THAT IS NORMAL TO THE PIVOTAL AXIS AND THE STEM CAN BE SWUNG INTO AN ANGULAR POSITION FROM THE HORIZONTAL;

    (C) A PLURALITY OF DISC-SHAPED SAWS ROTATABLY CARRIED BY SAID T-SHAPED HEAD AND ARRANGED VERTICALLY ONE ABOVE ANOTHER AND WITH AT LEAST ONE DISC SAW POSITIONED BELOW SAID STEM AND AT LEAST ONE DISD SAW POSITIONED ABOVE SAID STEM;

    SAID SAWS LYING IN A COMMON PLANE THAT IS NORMAL TO THE PIVOTAL AXIS AND HAVING PLANE THAT IS NORMAL TO THE PIVOTAL AXIS AND HEAD;

    (D) MEANS FOR OSCILLATING SAID BOOM IN A SUBSTANTIALLY VERTICAL PLANE AND INCLUDING A RECIPROCATING PITMAN;

    (E) A CRANK FOR RECIPROCATING SAID PITMAN;

    (F) A SLEEVE SLIDABLY MOUNTED ON SAID PITMAN AND HAVING A TRUNNION THAT EXTENDS AT RIGHT ANGLES TO THE PITMAN AXIS;

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