发明名称 Railway wheel rotundity gage
摘要 A rotundity gage for measuring the roundness of a wheel tread of a railway wheel. The gage includes a measuring device and is adjustable so as to be capable of measuring different size wheels.
申请公布号 US4538357(A) 申请公布日期 1985.09.03
申请号 US19830561568 申请日期 1983.12.15
申请人 AMSTED INDUSTRIES INCORPORATED 发明人 DRESSEL, WILLIAM G.;KUCERA, WILLIAM J.
分类号 G01B5/20;(IPC1-7):G01B5/255 主分类号 G01B5/20
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