Impact absorbing device for vehicle

摘要

An impact absorbing device for a vehicle according to an exemplary embodiment of the present disclosure includes a bumper back beam extending in a width direction of a vehicle, and an inflator protector mounted at a front surface of the bumper back beam to cover the front surface of the bumper back beam in a longitudinal direction of the vehicle. An airbag module disposed at the inflator protector is expanded and inflated in the width direction of the vehicle.;The impact absorbing device for a vehicle can facilitate manufacturing of a bumper back beam, simplify a structure, and effectively absorbs impact.

主权项

1. An impact absorbing device for a vehicle, comprising:
a bumper back beam extending in a width direction of a vehicle; an inflator protector mounted at a front surface of the bumper back beam to cover the front surface of the bumper back beam in a longitudinal direction of the vehicle; and an airbag module disposed at the inflator protector and expanding in the width direction of the vehicle, wherein the bumper back beam includes an upper closed section, a lower closed section, and an intermediate flange which integrally connects the upper closed section and the lower closed section, in a height direction of the vehicle, wherein the inflator protector includes:
an intermediate flange thereof disposed adjacent to the intermediate flange of the bumper back beam;an upper flange thereof extending slantly and gradually upward from the intermediate flange in the height direction of the vehicle to cover a front side of the upper closed section of the bumper back beam; anda lower flange thereof extending slantly and gradually downward from the intermediate flange in the height direction of the vehicle to cover a front side of the lower closed section of the bumper back beam, and wherein the upper flange includes: a lower surface thereof adjacent to and contacting the entire lower surface of the upper closed section and protruding further forward than the lower surface of the upper closed section in the longitudinal direction of the vehicle; a front surface thereof disposed to be spaced apart forward from a front surface of the upper closed section to cover a front side of the front surface of the upper closed section; and an upper surface thereof extending to cover a part of an upper surface of the upper closed section, wherein the lower flange includes: an upper surface thereof adjacent to and contacting the entire upper surface of the lower closed section and protruding further forward than the upper surface of the lower closed section in the longitudinal direction of the vehicle; a front surface thereof disposed to be spaced apart forward from a front surface of the lower closed section to cover a front side of the front surface of the lower closed section; and a lower surface thereof extending to cover a part of a lower surface of the lower closed section.