发明名称 Three point parallels
摘要 A means and method for accurately and securely holding workpieces between the jaws of a vise is disclosed. It consits of a system comprising a pair of three point parallels, either used alone, in pairs, or in predetermined arrangements with other devices, to securely clamp substantially any shaped workpiece against the fixed jaw of substantially any vise, in substantially any arrangement, including at selected angles.
申请公布号 US5193791(A) 申请公布日期 1993.03.16
申请号 US19920916890 申请日期 1992.07.20
申请人 SCHWARZ, WILLI B. 发明人 SCHWARZ, WILLI B.
分类号 B25B1/24;B25B5/16 主分类号 B25B1/24
代理机构 代理人
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