发明名称 Wrench device
摘要 A wrench device includes a handle, a driving member and a driving sleeve, the handle having a fork portion defined at one end thereof, the fork portion being pivotally assembled with the driving member, the handle having a screwing portion defined at another end thereof, a screwing hole being opened at one end of the screwing portion, an opening of the screwing hole being opposite to the fork portion, the driving sleeve sleeving on an outer periphery of the screwing portion. Under this arrangement, a user applies a sleeving member to sleeve on the driving member so as to screw or unscrew a bolt; in addition, the user also can operate the screwing portion of the wrench device to screw or unscrew the bolt.
申请公布号 US8943930(B2) 申请公布日期 2015.02.03
申请号 US201313772335 申请日期 2013.02.21
申请人 发明人 Liu Chao-Chih
分类号 B25B13/06;B25B13/48;B25B13/46;B25B23/00 主分类号 B25B13/06
代理机构 代理人
主权项 1. A wrench device comprising a handle, a driving member and a driving sleeve; and the handle having a fork portion defined at one end thereof, the fork portion being pivotally assembled with the driving member, the handle having a screwing portion defined at another end thereof, a screwing hole being opened at one end of the screwing portion, an opening of the screwing hole being opposite to the fork portion, the driving sleeve sleeving on an outer periphery of the screwing portion.
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