| 摘要 |
PURPOSE: A helmet is provided, which makes light weight of a helmet possible, prevents helmet wearer's head injury, and removes visual field disturbance. CONSTITUTION: A helmet comprises: a helmet body(10) of a hemi spherical shape; a wrinkle carcass part(12) which is shaped into embossment on the upper part of the helmet body; a bellows spring(14) which is opened toward the inside and is fused and coupled with the bottom part of the helmet body by injection-melting; and a visor(16) fused and coupled with the bottom part of the bellows spring by injection-melting. |
