| 摘要 |
Described herein is a tree felling head for restraining, cutting and manipulating trees. The felling head comprises a holder connected to the manipulator arm of a tree cutting carrier, a motor at least partially housed in either the frame of the felling head or the holder, and a bearing-like member or transmission connecting the motor to the frame of the felling head. The frame further comprises arms for gripping trees and a saw for cutting same. The felling head preferably comprises a gear assembly for augmenting the torque produced by the motor. The gear assembly is preferably a planetary gear train and is at least partially housed in either the frame or the holder of the felling head.
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