发明名称 |
NONCIRCULAR COOLING BORE AND METHOD OF PRODUCING IT |
摘要 |
<p>In a method of forming a cooling bore in a wall of a workpiece, the configuration of a feed section and a diffuser section is selected, a throughbore is produced with a cross-sectional area within the cross-sectional area of the feed section, and the diffuser section is cut out by a beam- or jet-drilling method in such a way that the drilling beam or jet in the region of the feed section remains essentially within the cross-sectional area of the latter.</p> |
申请公布号 |
CA2266137(A1) |
申请公布日期 |
1999.09.23 |
申请号 |
CA19992266137 |
申请日期 |
1999.03.18 |
申请人 |
ABB RESEARCH LTD. |
发明人 |
LUKETIC, IVAN;BLOECHLINGER, MICHAEL;SEMMLER, KLAUS;WILFERT, GUENTER |
分类号 |
B23K26/00;B23K26/38;F01D5/18;F01D9/02;(IPC1-7):F02C7/18 |
主分类号 |
B23K26/00 |
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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