发明名称 |
Taper headed fastener to increase work fatigue life |
摘要 |
A threaded fastener incorporates a conical head and has a shank section closest the head that is tapered to interfere with the workbore and displace work material creating an annular bulge at the work surface bounding the head.
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申请公布号 |
US4050833(A) |
申请公布日期 |
1977.09.27 |
申请号 |
US19750600388 |
申请日期 |
1975.07.30 |
申请人 |
BRILES, FRANKLIN S. |
发明人 |
BRILES, FRANKLIN S. |
分类号 |
F16B35/04;(IPC1-7):F16B5/02 |
主分类号 |
F16B35/04 |
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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