发明名称 |
Turbine rotor blade, turbine rotor and steam turbine comprising them |
摘要 |
A turbine rotor blade according to the present invention includes a cover provided at the top of an effective blade portion and a blade-fitting portion provided at the bottom of the effective blade portion. A turbine wheel is provided with a turbine-wheel engagement portion to which the blade-fitting portion is fittable. The turbine rotor blade is a portion of a blade array structure formed by arranging the cover and a neighboring cover in contact with each other. The blade-fitting portion is provided with an anti-twist segment, and the turbine-wheel engagement portion is provided with an untwist restraining segment engageable to the anti-twist segment. |
申请公布号 |
AU2006320012(A1) |
申请公布日期 |
2007.06.07 |
申请号 |
AU20060320012 |
申请日期 |
2006.11.28 |
申请人 |
KABUSHIKI KAISHA TOSHIBA |
发明人 |
KAZUHIRO SAITO;ITARU MURAKAMI;KENICHI OKUNO |
分类号 |
F01D5/22;F01D5/10;F01D5/16;F01D5/30 |
主分类号 |
F01D5/22 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|