发明名称 Tool liner
摘要 A liner for a power tool holder has a wall which defines an interior and an exterior periphery. The interior periphery is sized to receive a tool shaft and the exterior periphery is sized to fit within a tool holder. The liner protects the tool shafts from marring, nicking or the like while being frictionally held by the tool holder.
申请公布号 US6234491(B1) 申请公布日期 2001.05.22
申请号 US19990365954 申请日期 1999.08.02
申请人 BLACK & DECKER INC. 发明人 WHEELER DALE K.
分类号 B23B31/20;B23B31/22;(IPC1-7):B23B31/20 主分类号 B23B31/20
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