发明名称 Vice grip improvement
摘要 An improved locking wrench is provided. The improved locking wrench includes a stationary upper handle which includes a fixed upper jaw, and a lower jaw pivotally connected to said upper handle so that said lower jaw is in opposition to and pivotally movable towards and away from said upper jaw. A lower operating handle having a distal end pivotally is connected to said lower jaw and movable between closed and opened positions which responsively pivotally moves said lower jaw towards and away from said upper jaw. A toggle lever is pivotally coupled at one end to said lower operating handle and has an opposite end coupled operatively to said upper handle. A screw adjustment means having a head portion and a threaded shank portion is threadably engaged with said upper handle and operatively coacting with the opposite end of said toggle lever for effecting clamping force adjustment between said upper and lower jaws, said screw adjustment means defining a hole at least partially formed within said head portion for receiving an item of hardware therein.
申请公布号 US2011113935(A1) 申请公布日期 2011.05.19
申请号 US20090592036 申请日期 2009.11.18
申请人 HALL KYLE 发明人 HALL KYLE
分类号 B25B7/12;B25B7/16 主分类号 B25B7/12
代理机构 代理人
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