Patent ID: 6598238
Filing Date: 2003-07-29
Classification: A42B

Abstract:
In a jaw protecting apparatus of a helmet in which a shield is installed in a front opening part of a helmet body in such a manner that said shield moves up and down, and a jaw protecting member having an anti-shocking material is installed in a lower front portion of the shield, an improved jaw protecting apparatus of a helmet, comprising:a fixture which includes an engaging shoulder portion and is installed at both sides of the helmet body; a locker which is installed at both sides of the jaw protecting member; a supporter installed in a front inner side of the jaw protecting member; a rotation member which includes a handle and is rotatably installed in the supporter; a band connected with the locker and having a center portion fixed to the rotation member; and a rotary link installed in an upper portion of the jaw protecting member in such a manner that as the rotation member is rotated the locker connected with the band is rotated and is locked by the fixture, whereby a weight center of the jaw protecting member is positioned in rear side of the helmet by a rotary central pivot support the rotary link and a first planetary gear supported by the rotary link.