US Patent 7955218 Automobile anticollision decelerating and emergency brake apparatus

An anticollision decelerating and emergency brake apparatus of automobile is disclosed. The objects of the invention is realized by the following: an anticollision decelerating and an emergency brake apparatus of automobile constituted by clutch (1), a energy-storage assembly (2), a brake force transmission assembly (3), a combined solenoid valve assembly (4), a housing (5), a variable diameter assembly (6), a reset mechanism (7), and so on. The apparatus of the invention will auto brake to effective prevent and avoid traffic accident, and the damage degree can be minimized.