Patent ID: 6030053
Filing Date: 2000-02-29
Classification: B60T

Abstract:
In an assistor having a backward push rod connected to a forward push rod coupled with a master cylinder's piston via a power piston and pushing the power piston so as to augment a force applied to a brake pedal by a driver, an automatic emergency brake system for an automotive vehicle comprising:a partition fixed to the backward push rod;a return spring disposed between the partition and a poppet;moving stoppers each having a moving rod, going in and out of a backward pushing rod housing, to support the back of the partition;an emergency spring disposed compressed between the moving stoppers and a housing end;control means electrically connected to the moving stoppers to output a driving signal to the moving stoppers in accordance with a deceleration; anda deceleration/acceleration sensor electrically connected to the control means to input a reduced speed of the vehicle to the control means.