发明名称 |
IMPROVEMENTS IN STAR FASTENERS |
摘要 |
A star shaped fastener (10) having at least three fins (14) radiating from a central core (12) with the fin-included angle in a five finned embodiment being between 72 to 98 degrees which configuration reduces the fabricated material by 50 % and increases the surface area by 15 % - 85 % compared to a common round nail of equal radius. |
申请公布号 |
WO8909885(A1) |
申请公布日期 |
1989.10.19 |
申请号 |
WO1989US01536 |
申请日期 |
1989.04.12 |
申请人 |
STAR FASTENERS INTERNATIONAL, INC. |
发明人 |
POTUCEK, FRANK, R. |
分类号 |
F16B15/00;F16B15/06;F16B15/08;(IPC1-7):F16B15/00 |
主分类号 |
F16B15/00 |
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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