|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||E04B-001/84 B64D-033/02 E04B-001/82 B64D-033/00|
|미국특허분류(USC)||181/292; 181/288; 181/214; 181/296; 244/053B|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 2 인용 특허 : 42|
A linear acoustic liner for an aircraft includes a cellular core having a first surface and an opposed second surface. A substantially imperforate back skin covers the first surface, and a perforate face skin covers the second surface of the core. The perforate face skin includes an outer face skin layer having a first plurality of spaced openings, an inner face skin layer having a second plurality of spaced openings, and a porous layer disposed between the outer face skin layer and the inner face skin layer. Each of the first plurality of spaced opening...
1. A method of producing a linear acoustic liner, the method comprising: (a) placing a release layer between at least one outer composite layer and at least one inner composite layer;(b) restraining the outer and inner composite layers in a desired configuration;(c) curing the outer and inner composite layers in the restrained configuration;(d) forming a plurality of spaced openings through the cured outer and inner composite layers;(e) separating the cured outer composite layer and the cured inner composite layer from the release layer;(f) inserting a p...