|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||B64D-033/02 F02K-001/00 G10K-011/02 G10K-011/16 F01D-025/00|
|미국특허분류(USC)||181/214; 181/210; 181/213; 244/001.N; 415/119|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 20 인용 특허 : 18|
An internal duct of an aircraft engine pod may include a fan and a tubular air intake having a first acoustic attenuation internal tubular piece. The first acoustic attenuation internal tubular piece is acoustically homogeneous, is of the resonator type, and has no internal assembly fish-plate. Additionally, the internal duct may include a tubular fan casing and a tubular transition part for connecting the air intake to the fan casing. An internal face of the tubular transition part is acoustically homogeneous also. Moreover, the internal face of the fir...
1. An aircraft engine pod, an internal duct of which contains a fan and comprises:a tubular air intake comprising a first acoustic attenuation internal tubular piece, of resonator type, having no internal assembly fish-plate and being acoustically homogeneous; a tubular fan casing; and a tubular transition part connecting maid air intake to said fan casing and having an acoustically homogeneous internal face, the internal face of said first acoustic attenuation internal tubular piece and said internal face of said tubular transition part being in aerodyn...