TRANSPORT|land transport|land transport · INDUSTRY|mechanical engineering|mechanical engineering
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- brake actuator
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- Definition mechanically-operated relay device that is part of the rear brake assembly of a tractor-trailer truck, designed to ensure that the brakes are applied at the same instance on both the tractor and trailer. Reference "COM-EN, based on:Autos.com > Home > Car Maintenance > Brake Maintenance > How Does a Brake Actuator Work? http://www.autos.com/car-maintenance/how-does-a-brake-actuator-work [14.2.2013]"
- Comment The purpose of a brake actuator is to provide air to a truck or trailer's rear brakes quickly enough for the rear brakes to engage at the same time as the front brakes.