发明授权
US4441311A Means for controlling the air scavenge pressure in the bearing
compartment of a gas turbine engine
失效
用于控制燃气涡轮发动机的轴承室中的空气清除压力的装置
- 专利标题： Means for controlling the air scavenge pressure in the bearing compartment of a gas turbine engine
- 专利标题（中）： 用于控制燃气涡轮发动机的轴承室中的空气清除压力的装置
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申请号： US377758申请日： 1982-05-13
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公开(公告)号： US4441311A公开(公告)日： 1984-04-10
- 发明人: Claude P. Rotondo , John D. Robinson, Jr.
- 申请人： Claude P. Rotondo , John D. Robinson, Jr.
- 申请人地址： CT Hartford
- 专利权人： United Technologies Corporation
- 当前专利权人： United Technologies Corporation
- 当前专利权人地址： CT Hartford
- 主分类号： F01D25/18
- IPC分类号： F01D25/18 ; F02C7/06
摘要：
A gas turbine engine has a bearing compartment with seals for confining the oil in a compartment and with compressor discharge pressure supplied to the seals externally of the compartment and in which a restrictive valve controlling the compartment vent is actuated by compressor discharge pressure to be opened in response to a drop in this pressure.
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