|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||415/112 ; 415/111 ; 415/113 ; 415/122.1 ; 415/230 ; 415/231|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 23 인용 특허 : 17|
An air turbine starter with an improved seal assembly disposed between the turbine and the housing is provided. The seal assembly comprises a face seal, a non-contacting seal axially spaced therefrom to define an air filled annular chamber therebetween and a flow passage having an exit fluidly communicating with said chamber and an inlet fluidly communicating with a source of air.
[ What is claimed is:] [4.]4. An air turbine starter comprising:a housing defining an inlet, an outlet, and a flow path communicating said inlet with said outlet for conveying a flow of pressurized air therebetween;a turbine disposed in said flow path and having a turbine shaft extending therefrom journaled for rotation to said housing by at least one lubricated bearing, said turbine converting the pressure energy of said pressurized air to shaft power;an output shaft journaled by said housing for transmitting said shaft power externally of said starter;...