Title:
EXHAUST GAS PURIFIER FOR INTERNAL COMBUSTION ENGINE
Document Type and Number:
Japanese Patent JPS53122008
Kind Code:
A
Abstract:
PURPOSE:To obtain high exhaust gas purifying performance with a simple structure, by supplying secondary air to an engine exhaust system intermittently, and by swaying overall air fuel ratio to the dilute side and the overconcentrated side alternatively.
Inventors:
FURUKUBO TATSUMI
Application Number:
JP3474477A
Publication Date:
October 25, 1978
Filing Date:
March 30, 1977
Export Citation:
Assignee:
TOYOTA MOTOR CO LTD
International Classes:
F01N3/22; F01N3/10; (IPC1-7): F01N3/10
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