A strap set for a protective helmet and a buckle therefor

Details A strap set for a protective helmet and a buckle therefor A strap set for a protective helmet and a buckle therefor

A - Human Necessities

42

B

A42B 3/08 (2006.01) A42B 7/00 (2006.01) A44B 11/00 (2006.01) A63B 71/10 (2006.01)

Patent

CA 2238311

The disclosure relates to a strap set for a protective helmet and a buckle therefor. The strap set consists of a rear strap (3) which is secured in the rear portion of the helmet, a front strap (2) which is secured in the front portion of the helmet, and a chinstrap (4). The three straps are united by a buckle (5) which may be displaced along that strap which is constituted by the front strap (2) and the chinstrap. The front strap and the chinstrap (4) are led through a guide and lead device (8) on a rotary portion (7) of the buckle (5), and the rear strap (3) is adjustably secured in the body (9) of the buckle (5). The body (9) is an approximately oblong plate which has a circular aperture (13) where the rotary portion (7) is located. In its turn, the rotary portion (7) has two slits (19, 20) such that a boom (23) is formed. The front strap (2)/the chinstrap (4) is passed around the boom (23).

La présente invention a trait à un ensemble de courroies pour casque protecteur et à la boucle qui s'y rattache. L'ensemble de courroies est composé d'une courroie arrière (3) qui est fixée à la partie arrière du casque, d'une courroie avant (2) qui est fixée à la partie avant du casque, et d'une mentonnière (4). Les trois courroies sont reliées par une boucle (5) qui peut être déplacée le long de la courroie constituée de la courroie avant (2) et de la mentonnière. La courroie avant et la mentonnière (4) passent dans un dispositif guide (8) situé sur la partie rotative (7) de la boucle (5), et la courroie arrière (3) est fixée de façon réglable dans le corps (9) de la boucle (5). Le corps (9) consiste en une plaque approximativement oblongue dotée d'un orifice (13) circulaire où se trouve la partie rotative (7). La partie rotative (7) présente deux fentes (19, 20) associées à un dispositif de fixation (23). La courroie avant (2)/mentonnière (4) est passée autour du dispositif de fixation.

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