Arrangement and a method for activating and deactivating the braking system of a trailer

摘要

This invention relates to an arrangement for the brakes of a trailer (2), the purpose of the arrangement being with the aid of the power transmission from a hauling vehicle to the trailer to apply or release the brakes in the braking system of the trailer. The invention does also concern a method for activation and deactivation of the brakes of a trailer with use of the power transmission from the hauling vehicle to the trailer (2). The brakes can be activated in the situation when the force transmission to the trailer (2) is reduced or absent when the trailer (2) is standing still. The brakes can be deactivated when the clutch device (5) connected to the pulling hook (17) of the towing vehicle is subjected to a pulling hook (17) of the towing vehicle is subjected to a pulling force, so that the braking system (2) of the trailer is activated as soon as there is no pulling force from the vehicle. According to the method the braking system of the trailer (2) is activated as soon as there is no pulling force from the vehicle and the braking system of the trailer (2) is deactivated as soon as the trailer (2) detects a pulling power from the vehicle.