发明名称 F-type wrench structure
摘要 A wrench structure includes a body, a rotation member, a drive rod, a press rod, and an elastic member. The rotation member is rotated relative to the body freely so as to adjust the included angle between the rotation member and the body arbitrarily. Thus, the operation angle of the wrench structure can be adjusted arbitrarily, thereby facilitating the user operating the wrench structure. In addition, the drive rod is limited by the rotation member, so that the drive rod is received in the body without detachment. Further, the press rod is limited by the drive rod, so that the press rod is received in the body without detachment.
申请公布号 US6857341(B1) 申请公布日期 2005.02.22
申请号 US20040759948 申请日期 2004.01.16
申请人 CHENG CHIN SHUN 发明人 CHENG CHIN SHUN
分类号 B25B23/00;(IPC1-7):B25B23/16 主分类号 B25B23/00
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