the secondary air-valve controlled by main combustion-air throttle

Full Title

Apparatus for adding secondary air to fuel-air mixture > with personal control > the secondary air-valve controlled by main combustion-air throttle

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Subclass:

SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF