发明名称 APPARATUS FOR AND METHOD OF ROLLING ARTICLES
摘要 This invention relates to methods and apparatus for forming annular articles such as the outer bearing races for taper roller bearings which are profiled internally and in a radial plane of the members. The material is rolled on to a multipart mandrel and is cut therefrom. The mandrel parts are removed individually.
申请公布号 US3788114(A) 申请公布日期 1974.01.29
申请号 USD3788114 申请日期 1971.10.08
申请人 ROTARY PROFILE ANSTALT,FL 发明人 MARCOVITCH J,ZA
分类号 B21C37/20;B21D22/16;B21D53/10;(IPC1-7):B21D22/16 主分类号 B21C37/20
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