发明申请
- 专利标题： TURBINE ROTOR AND PRODUCTION METHOD THEREOF
- 专利标题（中）： 涡轮转子及其生产方法
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申请号： US14004471申请日： 2012-03-22
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公开(公告)号： US20130343893A1公开(公告)日： 2013-12-26
- 发明人: Kenji Kawasaki , Ryuichi Yamamoto , Ikuo Nakamura , Shin Nishimoto , Seiichi Kawaguchi , Takashi Shige
- 申请人： Kenji Kawasaki , Ryuichi Yamamoto , Ikuo Nakamura , Shin Nishimoto , Seiichi Kawaguchi , Takashi Shige
- 优先权： JP2011-064657 20110323
- 国际申请： PCT/JP2012/057303 WO 20120322
- 主分类号： F01D5/02
- IPC分类号： F01D5/02 ; B23K9/00
摘要：
A turbine rotor related to the present invention includes a first member, and a second member joined to the first member, wherein the first and the second members are extended in an axial direction of the turbine rotor, a groove portion for welding is formed at a border between the first and the second members and penetrates the bottom portion of the groove portion, and a gas-introducing hole for introducing inert gas inside the turbine rotor is covered by welding.
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