Patent ID: 6478384
Filing Date: 2002-11-12
Classification: B60T

Abstract:
A hydraulic braking system for a wheel-borne device, comprising:a braking circuit including a pressure generating system, a flow line, a brake circuit valve, a return line, and at least one wheel brake, said wheel brake being connectable alternatively to the flow line or to the return line by operation of the brake circuit valve; and an electrically actuated valve system comprising an inlet component and an outlet component, the inlet component being located in a portion of the flow line which bypasses the brake circuit valve, so that upon actuation of said inlet component, said wheel brake is connected to the flow line while bypassing said brake circuit valve, and said outlet component being positioned in a portion of the return line between said brake circuit valve and said pressure generating system, wherein said outlet component closes off said return line portion upon being actuated.