US Patent 7275762 Airbag device and motorcycle with the airbag device

An airbag is provided that is constructed to protect a rider of a vehicle in an accident. In one form, an airbag device mounted to a motor-bicycle, which is a motorcycle, and comprising an airbag and a long webbing for securing the airbag to the vehicle body. When the motor-bicycle collides at a location that is situated in front of the motor-bicycle, the airbag is deployed and inflated while protruding towards a rider protection area that is situated in front of a rider. One end of the webbing is inserted into the airbag through a vent hole passing through a wall surface of the airbag in order to, when the deployment and inflation of the airbag are completed, restrict movement of the airbag in a forward direction of the vehicle body, and to, during the deployment and inflation of the airbag, allow movement of the airbag in a protruding direction.