Turbine rotor nut and bolt arrangement with improved fatigue resistance under centrifugal load

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专利权人:

SIEMENS ENERGY, INC.

发明人:

Murphy Ryan,Light Kevin M.

申请号：

US201414527935

公开号：

US9708912(B2)

申请日:

2014.10.30

申请国别(地区):

美国

年份:

2017

代理人:

摘要：

A gas turbine engine rotor (14), including: a rotor disk (16) comprising a bolt hole (82) there through and a counterbore (86); a bolt (18) configured to fit in the bolt hole and when so disposed to define an end (72) protruding beyond the counterbore; and a nut (84) configured to be disposed in the counterbore and to engage the protruding end. The counterbore is configured to permit limited eccentricity between the nut and the protruding end.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/