发明名称 |
GAS TURBINE ENGINE BEARING CHAMBER SEALS |
摘要 |
A gas turbine engine sealing air supply system comprising a bearing chamber seal to prevent lubricant fluid loss from a fluid chamber, the sealing effected by ingress of sealing air. An air supply duct is coupled to the bearing chamber seal to provide the sealing air. A first duct is coupled between a starter air system of the gas turbine engine and the air supply duct to supply sealing air during gas turbine engine starting.
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申请公布号 |
US2013174574(A1) |
申请公布日期 |
2013.07.11 |
申请号 |
US201213684342 |
申请日期 |
2012.11.23 |
申请人 |
ROLLS-ROYCE PLC;ROLLS-ROYCE PLC |
发明人 |
HEATON PETER ELLISON;CLARK LEE ALAN |
分类号 |
F02C7/28 |
主分类号 |
F02C7/28 |
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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