发明授权
- 专利标题： Wheel for an automobile and a manufacturing method therefor
- 专利标题（中）： 汽车车轮及其制造方法
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申请号： US863951申请日： 1997-05-27
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公开(公告)号： US5899537A公开(公告)日： 1999-05-04
- 发明人: Kishiro Abe , Saburo Maruyama , Jun Sakuma , Mitsunori Sugawara , Takanori Saito
- 申请人： Kishiro Abe , Saburo Maruyama , Jun Sakuma , Mitsunori Sugawara , Takanori Saito
- 申请人地址： JPX
- 专利权人： Topy Kogyo Kabushiki Kaisha
- 当前专利权人： Topy Kogyo Kabushiki Kaisha
- 当前专利权人地址： JPX
- 优先权： JPX6-296849 19941130; JPX7-140454 19950607; JPX7-189512 19950725; JPX7-288862 19951107
- 主分类号： B21D53/26
- IPC分类号： B21D53/26 ; B23K9/00 ; B23K26/00 ; B23K26/20 ; B60B3/04 ; B60B3/00
摘要：
A wheel for an automobile and a manufacturing method therefor wherein, in manufacturing a disc material portion from a substantially flat square plate, a length of the side of the substantially flat square plate is selected so that, after the subsequently formed disc is pressed into a rim, a most recessed portion of a ventilation is located axially outside a center of curvature of a well radius of the rim.
公开/授权文献
- US5314424A Surgical instrument locking mechanism 公开/授权日：1994-05-24