IMPACT TOOL, AND JOINT STRUCTURE USED FOR IMPACT TOOL

摘要

PROBLEM TO BE SOLVED: To provide an impact tool capable of transferring striking power efficiently to a long and large chisel.;SOLUTION: In an air hammer tool 1 in which a chisel 10 is divided into a tip chisel body 20 and a base end chisel body 30, and the tip chisel body 20 and the base end chisel body 30 are inserted into a cylindrical body 40 mutually independently and slidably, and a case body 50 is installed so as to cover the cylindrical body 40, when a hammer 9 strikes the base end of the base end chisel body 30, the base end chisel body 30 strikes the tip chisel body 20.;SELECTED DRAWING: Figure 3;COPYRIGHT: (C)2016,JPO&INPIT