发明名称 YOKE FOR A RAILWAY DRAFT GEAR AND METHOD OF MAKING.
摘要 Yokes utilized in railway coupling apparatus are designed according to the invention to have improved stress profiles and increased service life. Investment casting techniques used to make the yokes and other components of the coupling apparatus yield improved surface finishes and tighter dimensional tolerances of the parts without requiring hammering, coating or other post-casting treatment.
申请公布号 MX2008002205(A) 申请公布日期 2009.02.25
申请号 MX20080002205 申请日期 2008.02.15
申请人 发明人 SEAN ELY
分类号 B61G9/20 主分类号 B61G9/20
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