Patent ID: 8360463

Claim:
An engagement structure comprising: a garnish main body attached to a pillar of a vehicle on a vehicle interior side and having a notch at an inflation position of an airbag of a curtain airbag apparatus accommodated between the pillar and the garnish main body; a garnish lid attached to the garnish main body to cover the notch and to be pushed out into a vehicle interior to form an opening between the garnish main body and the garnish lid when the airbag inflates; an engagement stop having an engagement protrusion and disposed on one of the garnish main body and the garnish lid, the engagement protrusion protruding in a direction opposite to the airbag accommodated between the pillar and the garnish main body; and an engaged part engaged to the engagement protrusion and disposed on another of the garnish main body and the garnish lid, the engaged part having a guiding surface to guide the airbag during inflation.