发明名称 |
CONTROLLED FLOW OF DISPLACED MATERIAL IN SELF-PIERCE FASTENING |
摘要 |
A self-piercing tubular fastener (13) is applied to a workpiece (9, 11) by means of a setting die (1) which is formed with a radially inner cavity (17) and a radially outer cavity (5) surrounding the radially inner cavity such that a first part of the material displaced as the fastener (13) penetrates the workpiece flows into the radially inner cavity in the setting die whilst a second part of the displaced material flows into the radially outer cavity. |
申请公布号 |
WO0202259(A1) |
申请公布日期 |
2002.01.10 |
申请号 |
WO2001GB02916 |
申请日期 |
2001.06.29 |
申请人 |
ARIEL INDUSTRIES PLC;EDWARDS, KENNETH |
发明人 |
EDWARDS, KENNETH |
分类号 |
B21J15/02;B21J15/04;B21J15/36;(IPC1-7):B21J15/02 |
主分类号 |
B21J15/02 |
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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