发明授权
US06773229B1 Turbine nozzle having angel wing seal lands and associated welding method
有权
涡轮喷嘴具有天使翼封面和相关的焊接方法
- 专利标题: Turbine nozzle having angel wing seal lands and associated welding method
- 专利标题(中): 涡轮喷嘴具有天使翼封面和相关的焊接方法
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申请号: US10387834申请日: 2003-03-14
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公开(公告)号: US06773229B1公开(公告)日: 2004-08-10
- 发明人: Gary Michael Itzel , Robert Henry Devine, II , John Alan Eastman , Charles Lewis Davis, III
- 申请人: Gary Michael Itzel , Robert Henry Devine, II , John Alan Eastman , Charles Lewis Davis, III
- 主分类号: F01D102
- IPC分类号: F01D102
摘要:
A turbine nozzle is disclosed having a nozzle blade with an inner band, wherein the inner band has a region to receive a nozzle cover plate and at least one raised angel wing seal land section proximate a side of the recess; the nozzle cover plate is seated on the region of the inner band and the plate has a raised angel wing seal land section aligned with the at least one raised angel wing seal land section on the inner band, wherein the perimeter of the nozzle cover is welded to the inner band; a slot in the angel wing seal land is adjacent the perimeter of the cover plate, and the slot is filled with an insert after the cover plate is welded to the nozzle inner band.
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