An airbag includes: an upper base cloth (3) having a rear face portion (3c), both side portions (3b,4b) supporting the rear face portion (3c), and an upper face portion (3a); and a lower base cloth (4) having a rear face portion (4c), both side portions (4...

A side airbag includes two main-body fabrics superimposed to have one sides opposed to each other and including a textile having 400 dtex or less yam, 200 g/m or less weight, and 2,000 or more cover factor, thermosetting silicone placed at least one sides ...

An air bag body (1) is expanded by charging an air therein after being expanded in a flat surface shape. Next, by gently gripping the air bag body (1) by upper and lower blades (26, 25) radially arranged in a radial direction of the air bag body (1), a hei...