|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||18/1256 ; 18/127.2 ; 18/128.2|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 15 인용 특허 : 49|
A muffler is described for muffling both positive power and compression brake type engine retarders. The muffler includes an outer shell defining an internal volume. A first, inner, perforated wall is spaced from the outer shell and defines a first, annular, volume therebetween. A first volume of packing material is positioned within the annular volume. An inlet tube is oriented within the internal volume. In certain embodiments, the inner perforated wall circumscribes at least a portion of the inlet tube, and extends a distance of at least 25% of the ax...
[ We claim:] [1.] A muffler arrangement comprising:(a) an outer wall defining an internal volume and having first and second, opposite ends; said outer wall having an outer dimension of less than or equal to 11 inches, and an axial length between said first and second ends of less than or equal to 60 inches;(b) an inlet tube oriented partially within said internal volume and adjacent to said first end;(i) said inlet tube including a full choke;(c) a first, inner, perforated wall spaced from said outer wall and defining a first, annular, volume therebetwe...