|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 26 인용 특허 : 1|
A two-spool air cycle machine includes a high pressure cooling turbine section; a low pressure cooling turbine section; and first and second shafts that are concentrically arranged and that are independently rotatable with respect to one another. A turbine wheel of the high pressure turbine section is secured to the first shaft, and a turbine wheel of the second turbine section is secured to the second shaft. Such an air cycle machine may be used a variety of different aircraft environmental control systems.
[ We claim:] [1.] An air cycle machine for an aircraft environmental control system, the air cycle machine comprising:first and second shafts concentrically arranged and independently rotatable with respect to one another;a first cooling turbine section including a first turbine wheel, the first turbine wheel being secured to the first shaft;a second cooling turbine section including a second turbine wheel, the second turbine wheel being secured to the second shaft, said second shaft having a first end that extends beyond a first end of said first shaft;...