SYSTEM AND METHOD FOR REMOTELY RELEASING A PARKING BRAKE ON A DISABLED VEHICLE

摘要

A system and method of remotely controlling the parking brake of a disable d vehicle to be towed by a towing vehicle includes using the hydraulic fluid o f towing vehicle to control the parking brake operation of the disabled vehicle. The towing vehicle is equipped with a control valve and brake release manifold assembly. The brake release manifold assembly provides a source of hydraulic fluid of controlled pressur e. The towing vehicle has means to connect the controlled pressure hydraulic fluid of the towing vehicle to the parking brake system. The towing vehicle also has means to control an d monitor the flow of hydraulic fluid to the disabled vehicle in order to either relea se or apply the brakes when desired.