Air bag device for automobile

An air bag device for an automotive vehicle, having at least an air bag disposed inside an instrument panel structure with an opening through which the air bag, while inflating, projects upon a collision of the automotive vehicle, said air bag device comprising:

• lid means for covering the opening, said lid means including an upper lid and a lower lid, separate at all times from the upper lid, said upper lid capable of opening upwards and said lower lid capable of opening downwards to uncover the opening;
• and
• a band-shaped connecting member attached to both a back of said upper lid and a back of said lower lid for joining said upper and lower lids together to form a single two-part lid, said connecting member being formed with a breakable line along which said connecting member is broken and separated, by inflation of the air bag, into two parts so as to allow said upper and lower lids to open.