发明名称 Method of manufacturing a roller bearing seal
摘要 A method of manufacturing bearing seal for use in a roller bearing is provided. A steel coil of a preselected width is fed into a ring rolling machine to form a closed coil ring. The closed coil ring is then welded along the butted joint. The welded closed coil ring is then fed to a series of pre-forming machines wherein the desired profiles of the final bearing seal are formed.
申请公布号 US8533957(B2) 申请公布日期 2013.09.17
申请号 US201113134646 申请日期 2011.06.14
申请人 SPURLOCK BRYAN J.;MARCELLUS DWIGHT A.;AMSTED RAIL COMPANY, INC. 发明人 SPURLOCK BRYAN J.;MARCELLUS DWIGHT A.
分类号 B21D53/10 主分类号 B21D53/10
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