发明名称 Drive tool for cylindrical work piece such as pipe
摘要 The tool has a handle (11) having a channel (17) for a belt (31). A partially toothed wheel (23,26) is provided for clamping a belt (31) against the handle in a certain direction. The belt is attached at one end to the handle and is guided to form a loop about the pipe.
申请公布号 FR2797795(A3) 申请公布日期 2001.03.02
申请号 FR19990010980 申请日期 1999.09.01
申请人 YUNG CHI INDUSTRIES CO LTD 发明人 HUNG WU SHENG
分类号 B25B13/52;(IPC1-7):B25B9/00;B25B11/00 主分类号 B25B13/52
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