发明名称 Dual-mode fastener-driving tool
摘要 A dual-mode fastener-driving tool is operable in a first mode, where a drive shaft is driven to rotate relative to a handle body by a drive ring and a driven gear assembly, and a second mode, where the handle body is forced downward to enable a clutch unit to engage the drive shaft and permit rotation of the drive shaft with the handle body.
申请公布号 US5947212(A) 申请公布日期 1999.09.07
申请号 US19980099679 申请日期 1998.06.18
申请人 HUANG, CHIN-CHUNG 发明人 HUANG, CHIN-CHUNG
分类号 B25B15/02;B25B17/00;B25G1/08;(IPC1-7):B25B17/00 主分类号 B25B15/02
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