发明名称 |
Gas turbine engines |
摘要 |
A seal clearance control device for maintaining a radial clearance between turbine blade tips and the surrounding seal ring. The shroud is controlled by a relatively fast response ring and a relatively slow ring the fast ring serving to control the radial growth of the sealing ring and the slow ring serving to control the radial contraction of the seal ring.
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申请公布号 |
US4050843(A) |
申请公布日期 |
1977.09.27 |
申请号 |
US19750634849 |
申请日期 |
1975.11.24 |
申请人 |
ROLLS-ROYCE (1971) LIMITED |
发明人 |
NEEDHAM, PETER RICHARD;LANGLEY, KENNETH RICHARD |
分类号 |
F01D11/08;F01D11/10;F01D11/18;(IPC1-7):F01D25/26 |
主分类号 |
F01D11/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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