发明名称 |
Screw rivet |
摘要 |
A screw rivet includes a screw and a grommet. The grommet has internal steps for meshing with external threads of the screw. The internal steps are formed on the inner periphery of an expansible portion of a leg of the grommet split by axial slits, and have a staircase-like sectional profile.
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申请公布号 |
US5030051(A) |
申请公布日期 |
1991.07.09 |
申请号 |
US19900576778 |
申请日期 |
1990.09.04 |
申请人 |
NIFCO INC. |
发明人 |
KANEKO, YOSHIO;KURIHARA, KAZUMASA |
分类号 |
F16B13/14;F16B5/06;F16B19/10;F16B35/00 |
主分类号 |
F16B13/14 |
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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