|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||060/039.83; 244/053.B; 244/058; 137/015.1; 137/015.2|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 11 인용 특허 : 11|
An auxiliary power unit (APU) compartment air inlet system seals, via one or more inlet doors driven by a single actuator, an APU compartment, and isolates the APU inlet and cooling system inlets from each other. The system includes either one or two inlet doors, depending on the number of ram air inlets formed in the APU compartment. In either instance, however, a single actuator is used to move the inlet door(s) between open and closed positions.
We claim: 1. An auxiliary power unit (APU) compartment multiple air inlet system, comprising: an APU compartment having a ram air inlet opening formed therein, the ram air inlet opening configured to receive a flow of ram air; an APU intake duct mounted within the APU compartment and having an inlet in fluid communication with the ram air inlet opening; a compartment cooling duct mounted within the APU compartment and having an inlet in fluid communication with the ram air inlet opening; a hinge rotationally mounted on the compartment cooling duct and i...