发明名称 Cam shaft manufacturing method and device used therein.
摘要 <p>A method of a device for manufacturing cam shafts, wherein rotatable rings (2) are provided for arranging cam members (15) in a predetermined angular relation to each other, prior to inserting a pipe (20) through the cam members, and fixing the cam members by expanding the pipe therein (the 'bulging' process).</p>
申请公布号 EP0278676(A1) 申请公布日期 1988.08.17
申请号 EP19880300931 申请日期 1988.02.04
申请人 MITSUI & CO., LTD.;KOKAN KAKO CO. LTD. 发明人 NAKAMURA, MASANOBU
分类号 B21D26/02;B21D26/033;F01L1/047;(IPC1-7):F01L1/04 主分类号 B21D26/02
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