| 摘要 |
The present invention relates to a safety helmet including: a helmet body (11) which accommodates a user′s head; a chin strap (13) which is worn on a user′s face and maintains the user′s head to be accommodated by the helmet body (11); and cord reels (21) which are arranged on both sides of the helmet body (11), allow both end portions of the chin strap (13) to be wound therearound by rotation, and automatically wind the chin strap (13) after a user pulls down the wound chin strap (13) by the length as user desires and then releases the chin strap (13). Wearing of the safety helmet is beneficial as the safety helmet has a structure in which the chin strap is automatically worn and fastened on the helmet body. |
