发明名称 |
Rivet and method of forming same in sheet panel. |
摘要 |
<p>A method of forming an integral rivet in a sheet metal panel by successively coining portions circumscribing a central portion thereof so that the end panel stock is not stretched and a long shanked rivet is produced. The rivet has a relatively thin wall shank and a relatively thick crown which provides sufficient metal for staking into a rivet head having a wide formable flange.</p> |
申请公布号 |
EP0241788(A2) |
申请公布日期 |
1987.10.21 |
申请号 |
EP19870104589 |
申请日期 |
1987.03.27 |
申请人 |
ALUMINUM COMPANY OF AMERICA |
发明人 |
LABARGE, ROBERT L.;MAIER, FRANK E. |
分类号 |
B65D17/00;B21D51/38;B21D51/44;B65D17/44;B65D41/18;B65D47/08 |
主分类号 |
B65D17/00 |
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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