发明名称 |
Method of forming a shaped hole |
摘要 |
The present invention relates to a method of manufacturing a through hole in a component between a first surface and a second surface, the through hole comprising a cavity formed in the first surface and a communicating passage between the second surface and the cavity comprising the steps of: a) laser percussion drilling a plurality of blind holes in the first surface to form the cavity b) drilling a communicating passage between the cavity and the second surface.
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申请公布号 |
US2003091432(A1) |
申请公布日期 |
2003.05.15 |
申请号 |
US20020283146 |
申请日期 |
2002.10.30 |
申请人 |
ROLLS-ROYCE, PLC |
发明人 |
BYRD PAMELA J.;HASTILOW NEIL K.;STEVENS MARTIN J. |
分类号 |
B23K26/38;F01D5/18;(IPC1-7):F04D29/58;F04D29/38 |
主分类号 |
B23K26/38 |
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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