|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||B64C-003/26 B64C-003/00 B64D-037/05|
|미국특허분류(USC)||244/123.1; 244/123.6; 244/135.R|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 5 인용 특허 : 98|
A vessel, such as a wing-integrated aircraft fuel tank. The vessel can include a first surface portion, a second surface portion spaced apart from the first surface portion, and a core positioned between the first and second surface portions. The core can be sealably connected to the first and second surface portions and can be positioned to carry a load from at least one of the first and second surface portions to the other. The core can include a plurality of cells separated by cell walls, at least some of which have wall openings positioned to provide...
We claim: 1. A method for forming an airfoil, comprising: positioning a first surface portion spaced apart from a second surface portion; positioning a core between the first and second surface portions and outboard a collection chamber in the airfoil, the core including a plurality of cells separated by cell walls, at least some of the cell walls having wall openings to provide liquid communication between adjacent cells and between the collection chamber and the core; and sealably connecting the core to the first and second surface portions to form at...