Internal combustion engine secondary air control system

Details Internal combustion engine secondary air control system Internal combustion engine secondary air control system

1977-05-23

1979-05-08

Hart, Douglas

Power plants

Internal combustion engine with treatment or handling of...

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

137469, F01N 310

Patent

active

041528930

ABSTRACT:
A secondary air control system for an internal combustion engine having an exhaust system provided with exhaust gas treating means adapted for secondary air injection and including a relief valve includes a mechanism which keeps the relief valve open after the valve is opened by a predetermined pump discharge pressure, until a predetermined lower pressure is reached.

REFERENCES:
patent: 2295931 (1942-09-01), Caminez
patent: 2888946 (1959-06-01), Barron
patent: 3373764 (1968-03-01), Munn
patent: 3430437 (1969-03-01), Saussele
patent: 3812673 (1974-05-01), Muroki
patent: 4046163 (1977-09-01), Novak

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