发明名称 CLAMPING MEMBER FOR PORTABLE AND REPLACEABLE BIT ASSEMBLY
摘要 The clamping member for a bit assembly of the present invention improves the drawback that the clamping piece cannot be replaced and is easily damaged of the conventional bit assembly. The bit assembly includes a tubular body having at least one reception recess, at least one shank inserted into the at least one reception recess and including at least one bit. At least one clamping member is engaged with the at least one reception recess and includes a plurality of flexible clamping plates extending from one of two ends thereof. The clamping plates extend gradually toward a central axis of the clamping member and hold the at least one shank during use. The at least one clamping member can be replaced with a new one.
申请公布号 US2011146464(A1) 申请公布日期 2011.06.23
申请号 US20090644471 申请日期 2009.12.22
申请人 HU HUNG-MING 发明人 HU HUNG-MING
分类号 B25B23/00 主分类号 B25B23/00
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