Apparatus for delimbing and felling trees
First Claim
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1. A MECHANISM FOR SWIFTLY SHEARING BRANCHES FROM A STANDING TREE, WHICH COMPRISES A SHEARING HEAD HAVING MEANS THEREON FOR SHEARING BRANCHES SOLELY IN AND AXIAL DIRECTION ALONG THE TREE, AN ELONGATED ELEMENT CONNECTED TO SAID SHEARING HEAD FOR MOVING THE HEAD UPWARDLY ALONG A TREE TRUNK IN SAID AXIAL DIRECTION, AND DRIVE MEANS OPERATIVELY CONNECTED TO SAID ELONGATED ELEMENT IMPARTING KINETIC ENERGY TO THE SHEARING HEAD SUBSTANTIALLY CONTINUOUSLY DURING ITS UPWARD MOVEMENT ALONG THE TREE TRUNK, WHEREBY THE BRANCHES OF THE TREE ARE SHEARED OFF BY IMPACT SOLELY IN SAID AXIAL DIRECTION.
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1 Claim
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1. A MECHANISM FOR SWIFTLY SHEARING BRANCHES FROM A STANDING TREE, WHICH COMPRISES A SHEARING HEAD HAVING MEANS THEREON FOR SHEARING BRANCHES SOLELY IN AND AXIAL DIRECTION ALONG THE TREE, AN ELONGATED ELEMENT CONNECTED TO SAID SHEARING HEAD FOR MOVING THE HEAD UPWARDLY ALONG A TREE TRUNK IN SAID AXIAL DIRECTION, AND DRIVE MEANS OPERATIVELY CONNECTED TO SAID ELONGATED ELEMENT IMPARTING KINETIC ENERGY TO THE SHEARING HEAD SUBSTANTIALLY CONTINUOUSLY DURING ITS UPWARD MOVEMENT ALONG THE TREE TRUNK, WHEREBY THE BRANCHES OF THE TREE ARE SHEARED OFF BY IMPACT SOLELY IN SAID AXIAL DIRECTION.
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Current AssigneeLarson, Robert W., Ole E. Olson, Wilfrid D. Harkness, William E. Mair
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Original AssigneeLarson, Robert W., Ole E. Olson, Wilfrid D. Harkness, William E. Mair
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InventorsLarson, Robert W., Olson, Ole E., Harkness, Wilfrid D., Mair, William E.
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Application NumberUS04/285,114Time in Patent Office1,086 DaysField of SearchUS Class Current144/3.1CPC Class CodesA01G 23/083 Feller-delimbers
