|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||181/250 ; 181/224 ; 181/272 ; 181/273|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 45 인용 특허 : 11|
An axially asymmetric exhaust gas muffler has a perforated central exhaust duct that is circumscribed by a duality of reactive sound attenuating chambers in each of which is positioned a resonant sound attenuator.
A compact muffler for attenuating gas turbine engine noise, comprising: (a) a housing having a rectangular cross-section which circumscribes an axis; (b) an exhaust duct having a rectangular cross-section and extending coaxially through the interior of said housing, said exhaust duct having four side walls, first and second ones of said side walls each having a perforated section; (c) a duality of baffle members extending between and intersecuring said housing and exhaust duct, and defining therewith first and second sound attenuating chambers each exten...