Airbag apparatus for protecting pedestrian
AssigneeHyundai Mobis Co., Ltd.
InventorsSeok Min Lee, Seok Hoon Ko
Life of this patent
Estimating the term…
Abstract
An airbag apparatus for protecting a pedestrian. An unfolded airbag cushion includes a roof chamber part unfolded to cover a front part of a roof panel, left and right pillar chamber parts unfolded to cover front pillars, and a windshield chamber part unfolded to cover the entire surface of a windshield glass. The airbag apparatus is configured to protect the head and upper body of the pedestrian maximally and efficiently by using the roof chamber part, the pillar chamber parts, the windshield chamber part in a contact accident between a vehicle and a pedestrian and a cyclist.
Claims12
An airbag apparatus for protecting a pedestrian, the airbag apparatus comprising:
- an airbag housing inserted into and fixed in a space in a front panel connecting a windshield glass to a roof panel;
- an airbag cushion stored in the airbag housing while being folded, the airbag cushion being configured to be unfolded to simultaneously cover the windshield glass, a front pillar, and a front part of the roof panel when being supplied with an airbag gas, wherein the airbag cushion comprises:
- a roof chamber part configured to be unfolded to cover the front part of the roof panel based on an unfolded state thereof,
- left and right pillar chamber parts respectively connected to left and right portions of the roof chamber part and being configured to be unfolded to cover front pillars, and
- a windshield chamber part located between the pillar chamber parts and connected to both the pillar chamber parts and being configured to be unfolded to cover an entire front surface of the windshield glass,
- wherein based on a state in which the airbag cushion is unfolded, a vertical thickness of the windshield chamber part is relatively thinner than a vertical thicknesses of the pillar chamber parts, and the roof chamber part and the pillar chamber parts have vertical thicknesses equal to each other;
- an inflator securely provided in the airbag housing and being configured to generate the airbag gas during operation thereof;
- and
- a housing cover coupled to the airbag housing to cover the airbag housing and having a tear line to allow the airbag cushion to be unfolded.
An airbag apparatus for protecting a pedestrian, the airbag apparatus comprising:
- an airbag housing inserted into and fixed in a space in a front panel connecting a windshield glass to a roof panel;
- an airbag cushion stored in the airbag housing while being folded, the airbag cushion being configured to be unfolded to simultaneously cover the windshield glass, a front pillar, and a front part of the roof panel when being supplied with an airbag gas, wherein the airbag cushion comprises:
- a roof chamber part configured to be unfolded to cover the front part of the roof panel based on an unfolded state thereof,
- left and right pillar chamber parts respectively connected to left and right portions of the roof chamber part and being configured to be unfolded to cover front pillars, and
- a windshield chamber part located between the pillar chamber parts and connected to both the pillar chamber parts and being configured to be unfolded to cover an entire front surface of the windshield glass,
- an inflator securely provided in the airbag housing and being configured to generate the airbag gas during operation thereof;
- and
- a housing cover coupled to the airbag housing to cover the airbag housing and having a tear line to allow the airbag cushion to be unfolded;
- wherein:
- the roof chamber part is connected to the inflator;
- a diffuser is coupled to a portion of the roof chamber part where the roof chamber part is connected to the inflator;
- and
- the airbag gas generated from the inflator is configured to be distributed into the left and right pillar chamber parts through the diffuser.
Dependencies are inferred from the claim text.