| 摘要 |
PROBLEM TO BE SOLVED: To solve problems that a conventional weeding blade is formed at a right angle or an acute angle to the rotation direction, consequently the tip of the blade and a cutting blade are remarkably damaged, the shock and the load of an operator are heavy and the cutting blade and the tip of the blade have to be repaired often. SOLUTION: This circular saw double cutter has long and short different cutting blades, a chamfered tip part to alleviate a shock, a cutting blade also on the back and is usable on both the sides.
|
