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公开(公告)号:US07213659B2
公开(公告)日:2007-05-08
申请号:US11070164
申请日:2005-03-03
申请人: Takuma Saito , Shinki Ohtsu , Hideki Watanabe , Junichi Toukairin
发明人: Takuma Saito , Shinki Ohtsu , Hideki Watanabe , Junichi Toukairin
IPC分类号: B23B46/16
CPC分类号: B25D11/106 , B25D16/003 , B25D2250/371
摘要: An impact drill includes a first ratchet together with a spindle and movable in an axial direction, and a second ratchet engageable with the first ratchet. The second ratchet can be moved in the axial direction, and rotated with a predetermined range in a rotational direction.
摘要翻译: 冲击钻包括与主轴一起并可沿轴向移动的第一棘轮和与第一棘轮啮合的第二棘轮。 第二棘轮可沿轴向移动,并沿旋转方向以预定范围旋转。