| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cutting blade for a bush cutter obtaining a higher cutting effect than a conventional two-blade cutting blade and mountable to a bush cutter on the market. <P>SOLUTION: The cutting blade of double structure is provided by placing a cutting blade of the same shape over the board surface of a disk-like cutting blade. One cutting blade is formed as a rotary blade 10 connected to a rotating shaft Q, and the other cutting blade is formed as a fixed blade 20 fixed so as not to rotate. The fixed blade 20 is rotatably connected to the upper face of the rotary blade 10. The upper face of the fixed blade 20 is provided with a fixed blade locking implement 21 so as to be locked to the tip part of the bush cutter 1. The cutting blade is constituted to rotate only the rotary blade 10 along the board surface of the fixed blade 20. <P>COPYRIGHT: (C)2013,JPO&INPIT |
