Patent ID: 6065814
Filing Date: 2000-05-23
Classification: B60T,Y10S

Abstract:
A brake control device for a vehicle comprising:a wheel cylinder mounted on a wheel of a vehicle;a master cylinder for generating a fluid pressure of brake fluid based on an amount of operation of a brake pedal and for supplying the fluid pressure to the wheel cylinder;a pump for drawing out brake fluid in a reservoir and for generating a fluid pressure of the brake fluid;an accumulator for storing the fluid pressure generated by the pump, the accumulator including a case having an interior, a dividing member dividing the interior of the case into a gas chamber for storing a gas and a fluid chamber into which the fluid pressure generated by the pump is stored, and an open air chamber disposed on the dividing member;a change-over valve disposed between the master cylinder and the wheel cylinder to disconnect the wheel cylinder from the master cylinder when the change-over valve is in a non-operational condition and to connect the wheel cylinder to the master cylinder when the change-over valve is in an operational condition;a fluid conduit connecting the accumulator to the wheel cylinder during the non-operational condition of the change-over valve; anda regulator disposed on the fluid conduit for regulating the fluid pressure in the accumulator according to an amount of operation of the brake pedal.