초록 ▼

Combination noise and emission control apparatus comprising: an enclosed cylindrical housing for connection with the exhaust of an internal combustion engine and including noise reduction components mounted in the housing for reducing noise emitted from the engine and converter components mounted in

Combination noise and emission control apparatus comprising: an enclosed cylindrical housing for connection with the exhaust of an internal combustion engine and including noise reduction components mounted in the housing for reducing noise emitted from the engine and converter components mounted in the housing for reducing noxious gases emitted from the engine.

대표청구항 ▼

Combination noise and emission control apparatus for use with an internal combustion engine comprising: an enclosed cylindrical housing having an inlet at one end thereof for connection with the exhaust of said engine and having an outlet at the opposite end thereof; noise reduction means mounted in

Combination noise and emission control apparatus for use with an internal combustion engine comprising: an enclosed cylindrical housing having an inlet at one end thereof for connection with the exhaust of said engine and having an outlet at the opposite end thereof; noise reduction means mounted in said housing for reducing the noise emitted from said engine, said noise reduction means including at least one tubular member having a first end which opens toward said inlet and a second end opposite therefrom; converter means mounted in said housing for reducing noxious gases emitted from said engine, said converter means including a catalytic cell, transversely disposed in said cylindrical housing so as to separate an upstream portion of said housing from a downstream portion of said housing, for converting nitrogen oxides, carbon monoxides and unburned hydrocarbons entering said upstream portion of said housing with said exhaust gases to less noxious compounds in said downstream portion of said housing for discharge through said outlet; and diffuser means connected to said second end of said noise reduction means tubular member and disposed in said cylindrical housing between said catalytic cell and said inlet to diffuse and distribute said exhaust gases entering said upstream portion of said housing across said catalytic cell.