Patent ID: 8764052

Claim:
An airbag device comprising: a bag-shaped airbag main body; a storing section storing the airbag main body in a state of being folded up, the storing section including an expanding port section formed on a surface thereof so that the airbag main body expands through the expanding port section; an airbag lid member having a lid section facing the expanding port section of the storing section, and configured and arranged to be opened by a pressing force of the airbag main body when the airbag expands, and an opening section that is formed when the lid section is opened; a hinge section coupling an edge portion of the opening section and the lid section of the airbag lid member to serve as an opening base point of the lid section; and a protective member configured and arranged to be disposed between the airbag main body and the hinge section, when the airbag main body expands, to protect the airbag main body and the hinge section, the protective member having a main protective section configured and arranged to cover the hinge section, and a peripheral portion protective section provided on both sides of the main protective section to cover at least a peripheral portion of the lid section which protrudes from both sides of the hinge section.