with two-chamber booster units

Full Title

Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems > with fluid assistance, drive, or release > the fluid being gaseous > Compressed-air systems > indirect, i.e. compressed-air booster units > with two-chamber booster units

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

VEHICLES IN GENERAL

Subclass:

VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES