发明名称 Combination wrench
摘要 This invention discloses a three-in-one combination wrench. A preferred embodiment features an easily assembled ratchet wrench in the middle of the wrench body, suitable for operation in confined spaces. The combination wrench terminates at one end in a pair of opening jaws for engaging fasteners of various sizes that fit into the jaws; and at the other, in an adjustable mortise-tenon pivotal wrench for approaching fasteners from an optimal angle to maximize torque with least effort. Furthermore, a substantially symmetrical streamlined dual-handle is ergonomically configured for a comfortable holding gesture.
申请公布号 US7093519(B1) 申请公布日期 2006.08.22
申请号 US20060380197 申请日期 2006.04.25
申请人 HUANG WEN-KUO 发明人 HUANG WEN-KUO
分类号 B25B13/46 主分类号 B25B13/46
代理机构 代理人
主权项
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