发明名称 Device for preventing centrifugal and ejection forces in motorised screwdrivers
摘要 A device and procedure for preventing centrifugal and 'kick-out' forces in motorised screwdrivers has the speed of rotation varied sinusoidally. Thus, after the machine is almost stationary, it begins to run faster to a maximum, then slows down again.
申请公布号 DE4418949(A1) 申请公布日期 1996.05.02
申请号 DE19944418949 申请日期 1994.05.31
申请人 BUSCH, GUENTER, 50668 KOELN, DE 发明人 BUSCH, GUENTER, 50668 KOELN, DE
分类号 B25B21/02;B25B23/00;B25B23/147;H02P7/00;(IPC1-7):B25B21/02 主分类号 B25B21/02
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