发明名称 |
DIE WITH MULTI-SIDED CAVITY FOR SELF-PIERCING RIVETING PROCESS |
摘要 |
A die member is provided for a self-piercing riveting process, the die member comprising a die cavity having an axis and a plurality of sides positioned about the axis, wherein each side extends along a plane which includes a chord connecting two points along a circle centered on the axis.
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申请公布号 |
US2013125611(A1) |
申请公布日期 |
2013.05.23 |
申请号 |
US201113303065 |
申请日期 |
2011.11.22 |
申请人 |
DANYO MICHAEL WILLIAM;CAMPBELL AINDREA MCKELVEY |
发明人 |
DANYO MICHAEL WILLIAM;CAMPBELL AINDREA MCKELVEY |
分类号 |
B21D37/14 |
主分类号 |
B21D37/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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