A provision to govern the operation of brakes in towed or similar vehicles. (Machine-translation by Google Translate, not legally binding)

摘要

An arrangement for governing the operation of the brakes in towed vehicles or the like, comprising: a brake system by air pressure in the vehicle or tractor part; an apparatus in the vehicle or tractor unit to create and maintain a vacuum; a reaction valve whose operation takes place by the air pressure brake system to cause said vacuum maintaining means to activate a trailer brake system; and alternative means for putting into action a brake system by air pressure in a trailer from the air pressure system of the tractor vehicle. (Machine-translation by Google Translate, not legally binding)