US Patent 11046282 Airbag for vehicle

An airbag for a vehicle includes a main chamber that deploys and inflates toward a passenger and has an empty space formed therein. A delay chamber is disposed in the empty space of the main chamber and is connected with the main chamber through a connecting portion. The delay chamber inflates in the empty space of the main chamber by receiving gas from the main chamber through the connecting portion when the main chamber is deployed.