发明名称 Circle cutter
摘要 A circle cutting apparatus particularly adaptable for the cutting of circles and arcs in metal plates and the like with a cutting torch. The device comprises a circular platform which is attached to the plate to be cut and a torch or cutting implement which is radially adjustable with respect to the platform, the cutting apparatus being also movable in a circular path with respect to the platform.
申请公布号 US4021025(A) 申请公布日期 1977.05.03
申请号 US19750576012 申请日期 1975.05.08
申请人 FRAME, RONALD A. 发明人 FRAME, RONALD A.
分类号 B23K7/10;(IPC1-7):B23K7/10 主分类号 B23K7/10
代理机构 代理人
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