B - Operations – Transporting – 27 – L
Patent
B - Operations, Transporting
27
L
144/11
B27L 1/00 (2006.01)
Patent
CA 1096275
ABSTRACT OF THE DISCLOSURE: An apparatus for cutting off branches and debarking of felled trees which are pulled through a stationary knife system having a plurality of knives extending transversely with respect to the tree trunk axis is disclosed. In accordance with a preferred embodiment a plurality of knives for cutting off branches and a plurality of knives for removing the bark is swingably secured on shafts which extend in parallel with respect to the axis of a ring and secured thereto, which ring surrounds the trunk being pulled therethrough. The knives can be swung about the shafts and are resiliently pressable against the trunk by drive means. The knives for debarking are arranged on a forward face, with respect to the direction of travel respect to the tree surface while the cutting edges of the debarking knives extend at an angel of from 20 to 60° with respect to the for- ward surface and the debarking knives are staggeredly arranged in the directions of the axis of the ring. The knives for cutting off the branches are disposed on a rearward surface of the ring, in the parallel with respect to the trunk surface while their cutting edges extend parallel with respect to the ring surface on which they are mounted. The knives for cutting off branches are staggeredly arranged with respect to each other in the direction of the axis of the ring.
322502
Hiller von Gaertringen Johann-Christian
Robic Robic & Associes/associates
LandOfFree
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