Patent ID: 7370879
Filing Date: 2008-05-13
Classification: B60R

Abstract:
1. An airbag device arranged in front of a seat in a vehicle for knee protection comprising: a case installed in the vehicle so as to have an opening that faces a rear of the vehicle; an airbag accommodated in the case, wherein the airbag is provided with an inlet opening from which a gas is introduced, and the airbag is extendable toward a rear side of the vehicle, when the gas flows in the airbag; an inflator for filling said airbag with gas; an airbag cover made of a resin to cover a rear side of said case, wherein an airbag assembly is constituted by said case, said bag and said inflator, and said airbag assembly has a mount portion to be attached to a body of the vehicle with a mount member that is fastened to said body and said airbag cover includes: a door arranging cover portion having a door portion capable of covering said opening on the rear side of said case and from which said airbag is protruded when said airbag is expanded; and a general portion having an opening for housing said door arranging cover portion, wherein the general portion is arranged around said door arranging cover portion such that said door arranging cover portion is enabled to open and close said opening of said general portion, wherein a part of said door arranging cover portion is joined with said general portion to form a hinge between said door arranging cover portion and said general portion; wherein a retaining portion is capable of retaining a peripheral portion of said opening of said general portion and a peripheral portion of said door arranging cover portion, wherein an open area formed by opening said door arranging cover portion on said general portion is such that said airbag assembly is insertable through said opening from the rear side of the vehicle and is mountable to said mount member, and said mount portion of said airbag assembly is so arranged that said mount member is fastened on said body while visible from said opening.