Exhaust gas cleaning device for internal combustion engine

Details Exhaust gas cleaning device for internal combustion engine Exhaust gas cleaning device for internal combustion engine

1981-10-07

1983-09-20

Hart, Douglas

Power plants

Internal combustion engine with treatment or handling of...

By means producing a chemical reaction of a component of the...

55282, 55287, 55466, 55DIG10, 55DIG30, 60311, F01N 302

Patent

active

044047983

ABSTRACT:
An exhaust gas cleaning device for an internal combustion engine comprises a housing provided with an inlet port which is communicated with an exhaust pipe of an internal combustion engine and an outlet port, two particulates collecting members disposed in two independent exhaust gas flowing passages which are communicated with the inlet port through an inlet chamber and with the outlet port through an outlet chamber, a butterfly valve provided in the inlet chamber for alternately directing the exhaust gases into either one of the exhaust gas flowing passages and a heated air supplying means for burning off the particulates collected by the particulates collecting members, which is provided with a heated air outlet port opening into the inlet chamber so as to be opposed to the inlet port with the butterfly valve therebetween.

REFERENCES:
patent: 2898202 (1959-08-01), Houdry
patent: 4167852 (1979-09-01), Ludecke
patent: 4281512 (1981-08-01), Mills
patent: 4345431 (1982-08-01), Suzuki

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