Title:
SECONDARY AIR INTAKE DEVICE
Document Type and Number:
Japanese Patent JPS5381815
Kind Code:
A
Abstract:
PURPOSE:To prevent the efficiency drop of the oxidation of HC, CO by allowing the suitabel secondary air fro thelow speed to the high speed to be supplied with the paralel arrangement of themultiple lead valves in tesecondary air intake channel in providing the change-over valves at the down stream of lead valves.
Inventors:
TAKAGI YASUO
KATOU KAZUMASA
KATOU KAZUMASA
Application Number:
JP15826876A
Publication Date:
July 19, 1978
Filing Date:
December 27, 1976
Export Citation:
Assignee:
NISSAN MOTOR
International Classes:
F01N3/22; F01N3/34; F01N3/30; F02B75/02; (IPC1-7): F01N3/10