| 摘要 |
PROBLEM TO BE SOLVED: To provide a bush cutter which can simply and effectively reduce the vibrations of a grip portion in the three directions X, Y and Z. SOLUTION: This bush cutter made by attaching a main rod to an engine, attaching a handle 15 to the main rod, dividing the handle 15 into a horizontal portion 16 fixed to the main rod 1 and a standing portion 17 bent from the horizontal portion 16 to stand up, and disposing a grip portion 30 on the standing portion 17 is characterized by disposing an attached position-changeable main rod weight on the main rod, disposing a reinforcing pipe 26 on the horizontal portion 16 of the handle 15 to increase the stiffness, and continuously disposing the first shaft 32 fixed to the standing portion 17, the first weight 33 fixed to the first shaft 32, the second shaft 34 fixed to the first weight 33, and the second weight 35 fixed to the second shaft 34 toward the central line O of the standing portion 17. COPYRIGHT: (C)2007,JPO&INPIT
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