METHOD FOR OPERATING A PARKING BRAKE SYSTEM FOR UTILITY VEHICLES, AND DEVICE THEREFOR

摘要

The invention relates to a method for operating a compressed air-operated parking brake system (1) of a utility vehicle, comprising a parking brake device (3), by means of which compressed air is fed into a spring brake cylinder (2) and said spring brake cylinder is vented, by way of which an associated brake is controllably released and applied. The invention further comprises an emergency release device (4) for feeding compressed air to the spring brake cylinder (2) during a malfunction of the parking brake device (3), wherein by means of the emergency release device (4), compressed air is fed to the spring brake cylinder (2) during the absence of such a malfunction. The invention further relates to a corresponding parking brake system (1) and to a vehicle.