indirect, i.e. vacuum 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 > Vacuum systems > indirect, i.e. vacuum 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

Child Classifications

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• B60T 13/56 with two-chamber booster units
• B60T 13/563 with multiple booster units, e.g. tandem booster units
• B60T 13/565 characterised by being associated with master cylinders, e.g. integrally formed
• B60T 13/567 characterised by constructional features of the casing or by its strengthening or mounting arrangements
• B60T 13/569 characterised by piston details, e.g. construction, mounting of diaphragm
• B60T 13/57 characterised by constructional features of control valves
• B60T 13/573 characterised by reaction devices