Patent ID: 8919891
Filing Date: 2014-12-30
Classification: B60T

Abstract:
1. An antilock brake system for a vehicle, the system comprising: a controller, the controller linked to a brake pedal sensor, the brake pedal sensor linked to a brake pedal; the brake pedal coupled to a normally closed brake pedal valve, the brake pedal valve including an inlet in communication with a source of pressurized hydraulic fluid and an outlet in communication with a normally open isolation valve; the isolation valve in communication with a main control valve system, the isolation valve linked to the controller which maintains the isolation valve in a closed position by supplying current to the isolation valve, the isolation valve shifting to an open position in the event the current supplied by the controller is interrupted; the main control valve system in communication with the source of pressurized hydraulic fluid and with at least one brake assembly, the main control valve system linked to the controller for controlling the flow of hydraulic fluid to the at least one brake assembly.