Screw device that drops is prevented to screwdriver

The utility model discloses a screw device that drops is prevented to screwdriver, including screwdriver and sleeve, in the screwdriver inserts the sleeve, be provided with the spout on the sleeve, outer surface of sleeve overlaps and has put the cutting ferrule, be provided with fastening screw on...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHONG PEILIN, XIAO KUNYU, ZHANG JIANWEN, MOU XIAOHU, XIAO XUEFENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	HAND TOOLS MANIPULATORS PERFORMING OPERATIONS PORTABLE POWER-DRIVEN TOOLS TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING TRANSPORTING
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