发明名称 IMPACT TOOL
摘要 PROBLEM TO BE SOLVED: To provide an impact tool for suppressing an outflow of a lubricant while improving durability. SOLUTION: A sealing member 23 capable of slidingly contacting with the inner peripheral surface of a cylinder 9 is provided on the outer periphery of an intermediate element 9. A through hole 31 passing from an end face on a tip end tool 10 side to an end face on an impact element 9 side is formed in the intermediate element 9. COPYRIGHT: (C)2007,JPO&INPIT
申请公布号 JP2006297500(A) 申请公布日期 2006.11.02
申请号 JP20050118678 申请日期 2005.04.15
申请人 HITACHI KOKI CO LTD 发明人 HAGA HIROSHI
分类号 B25D11/04 主分类号 B25D11/04
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