Patent ID: 8814206

Claim:
A passenger seat airbag device attachment structure employing a vehicle instrument panel reinforcement, the structure comprising: an instrument panel reinforcement main body that is disposed along a vehicle width direction inside a vehicle instrument panel, that is configured with a quadrilateral shaped closed cross-section profile by welding together two members formed by press forming, and that is formed with a pair of coaxially positioned bolt insertion through holes in two opposing faces of the quadrilateral shape; and a collar that is disposed inside the closed cross-section of the instrument panel reinforcement main body such that a hole formed at an axial center portion of the collar is positioned coaxially with the pair of bolt insertion through holes, with one axial direction end portion of the collar being joined to one face out of the two opposing faces, wherein the passenger seat airbag device is disposed at a passenger seat side of the vehicle instrument panel; and a bracket provided at the passenger seat airbag device for attachment to the vehicle instrument panel reinforcement is directly fixed to the instrument panel reinforcement main body by fastening the bracket through the collar, which is provided in advance inside the closed cross-section of the instrument panel reinforcement main body.