发明申请
US20100108289A1 METHOD OF MANUFACTURING HEAT EXCHANGER COOLING PASSAGES IN AERO PROPULSION STRUCTURE
有权
在AERO推进结构中制造热交换器冷却通道的方法
- 专利标题： METHOD OF MANUFACTURING HEAT EXCHANGER COOLING PASSAGES IN AERO PROPULSION STRUCTURE
- 专利标题（中）： 在AERO推进结构中制造热交换器冷却通道的方法
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申请号： US12512515申请日： 2009-07-30
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公开(公告)号： US20100108289A1公开(公告)日： 2010-05-06
- 发明人: Daniel P. Guinan , James B. Philpott , Henry K. Webster , Christopher Gettinger
- 申请人： Daniel P. Guinan , James B. Philpott , Henry K. Webster , Christopher Gettinger
- 专利权人： Alliant Techsystems Inc.
- 当前专利权人： Alliant Techsystems Inc.
- 主分类号： F24H9/02
- IPC分类号： F24H9/02 ; B23H5/04 ; B21D53/02
摘要：
Methods and apparatus of an improved cooling structure having cooling passages are provided. A method includes forming pilot holes with an electrical discharge machine (EDM) drill near a heated flow surface. The pilot holes are then shaped with a wire EDM into cooling passages having a desired shape.
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