PRESSURE CIRCULATION BRAKE DEVICE FOR A AUTOMOBILE

摘要

The brake system comprises a hydraulic gear pump and a valve for producing great brake power without any brake lock when a driver brakes accidentally. The brake power is produced by simple mechanical operation that opens or closes the valve. The brake system comprises a wheel hub having gears (2), a brake shield having oil pump (4) and oil valve (6), a oil pump gear having gears engeged with gears of the wheel hub, and a control wire (5) for controlling the opening and closing of the oil valve.