HYDRAULIC BRAKING DEVICE Russian patent published in 1996 - IPC

FIELD: transport; wheel hydraulic brakes. SUBSTANCE: device has many electric valves and one hydraulic pump placed between master cylinder chamber and at least one of brake motors. Hydraulic pump driven by electric motor has rotor installed between two bearings in cylindrical metal sleeve. Electric motor sets into rotation an eccentric cam which provides reciprocation of radial pistons. Pump delivery side outlet is connected with electric valves through hydraulic spool valve by means of liquid circulation channels. Sleeve accommodating the rotor is made of nonmagnetic material. Liquid circulation channels and electric valves are arranged in housing. EFFECT: prevention of locking and/or skidding of wheels. 16 cl, 5 dwg