发明名称 |
Methods and systems for forming turbulated cooling holes |
摘要 |
A method for forming holes in an object is provided. The method includes forming a starter hole in the object, providing an electrochemical machining electrode having at least one insulated section that substantially circumscribes the electrode and at least one uninsulated section, and inserting the electrode into the starter hole to facilitate forming a hole defined by at least one first section having a first cross-sectional area and at least one second section having a second cross-sectional area.
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申请公布号 |
US2008230396(A1) |
申请公布日期 |
2008.09.25 |
申请号 |
US20070726424 |
申请日期 |
2007.03.22 |
申请人 |
GENERAL ELECTRIC COMPANY |
发明人 |
LEE CHING-PANG;WEI BIN;CHOU CHEN-YU JACK |
分类号 |
B23H9/14;B23H3/00;B23H3/04 |
主分类号 |
B23H9/14 |
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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