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METHOD AND APPARATUS FOR HANDLING TREES

  • US 3,720,246 A
  • Filed: 05/03/1971
  • Issued: 03/13/1973
  • Est. Priority Date: 05/03/1971
  • Status: Expired due to Term
First Claim
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1. An apparatus for removing the limbs from a tree and cutting the delimbed tree into at least one log comprising a gripper-shear mechanism for gripping one end of the tree, a first arm supporting said gripper-shear mechanism, a delimbing mechanism, a second arm supporting said delimbing mechanism, means acting between said arms for moving said delimbing mechanism along a first length of the tree to delimb the first length of the tree while the tree is supported by the said gripper-shear mechanism, and for moving said gripper-shear mechanism to a position adjacent to said delimbing mechanism after said delimbing mechanism has delimbed the first length of the tree so that the gripper-shear mechanism is positioned a predetermined distance from the one end of the tree, means operatively associated with said gripper-shear mechanism for cutting the tree to form a log of a predetermined length, rotatable means mounting said first and second arms for pivotal movement about mutually parallel axes, and means mounting said rotatable means for pivotal movement about a fixed substantially horizontal axis perpendicular to its axis of rotation.

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