发明名称 MANUFACTURING METHOD OF LOCKNUT FOR WHEEL OF VEHICLE
摘要 The present invention relates to a manufacturing method of a locknut for a vehicle wheel and, more specifically, to a manufacturing method of a locknut for a vehicle wheel, wherein a drawn circular pipe is cut at a predetermined thickness for an outer circumferential surface of the cut raw material to be press-formed.
申请公布号 KR20150114280(A) 申请公布日期 2015.10.12
申请号 KR20140038733 申请日期 2014.04.01
申请人 LEE, EUN DONG 发明人 LEE, EUN DONG
分类号 B21D53/24;B21C1/00;B21H3/02 主分类号 B21D53/24
代理机构 代理人
主权项
地址