发明授权
- 专利标题： Aircraft gas turbine engines
- 专利标题（中）： 飞机燃气涡轮发动机
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申请号： US11049748申请日： 2005-02-04
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公开(公告)号： US07418821B2公开(公告)日： 2008-09-02
- 发明人: David C. Butt
- 申请人： David C. Butt
- 申请人地址： GB London
- 专利权人： Rolls-Royce PLC
- 当前专利权人： Rolls-Royce PLC
- 当前专利权人地址： GB London
- 代理机构： Oliff & Berridge, PLC
- 优先权： GB0404471.5 20040228
- 主分类号： F02C7/22
- IPC分类号： F02C7/22 ; F02C7/26
摘要：
An aircraft gas turbine engine including a first hydraulic pump connected to a starter motor and a second hydraulic pump connected to the high-pressure compressor. The engine being arranged such that during starting the starter motor drives the first pump, to pump hydraulic fluid to operate the second pump as a motor to drive the high pressure compressor. During running the first and second pumps are connected to the aircraft hydraulic system.
公开/授权文献
- US20050188704A1 Aircraft gas turbine engines 公开/授权日：2005-09-01
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