发明名称 |
FASTENER APERTURE HAVING AN ELONGATED GEOMETRY |
摘要 |
An apparatus includes a substrate having one or more fastener apertures that extend therethrough. Each fastener aperture has a centerline and includes first and second circular segmented regions and a central channeled region. Each circular segmented region has a diameter and a segment length that extends along the centerline, wherein the segment length is greater than one-half the diameter. The central channeled region extends along the centerline between the first and the second circular segmented regions. The central channeled region has a height that is less than the diameter of the first and the second circular segmented regions.
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申请公布号 |
US2011206519(A1) |
申请公布日期 |
2011.08.25 |
申请号 |
US20100711791 |
申请日期 |
2010.02.24 |
申请人 |
UNITED TECHNOLOGIES CORPORATION |
发明人 |
HEINEMANN KURT R.;RING MARK DAVID |
分类号 |
F01D5/30;B23B35/00;B23C3/00;B32B3/10 |
主分类号 |
F01D5/30 |
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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