US 11,717,046 B2
Protective helmet and method for adjusting a protective helmet
Antoine Coursimault, Grenoble (FR); and Clément Benoit, Le Sappey en Chartreuse (FR)
Assigned to ZEDEL, Crolles (FR)
Filed by ZEDEL, Crolles (FR)
Filed on Apr. 15, 2021, as Appl. No. 17/231,680.
Claims priority of application No. 2003798 (FR), filed on Apr. 15, 2020.
Prior Publication US 2021/0321708 A1, Oct. 21, 2021
Int. Cl. A42B 3/14 (2006.01); A42B 3/12 (2006.01)
CPC A42B 3/145 (2013.01) [A42B 3/127 (2013.01); A42B 3/142 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A protective helmet comprising:
a crown provided with a frontal part, an occipital part and first and second lateral parts each separating the frontal part and the occipital part,
a head support fixed to the crown to form a U shape, the head support comprising a frontal part and first and second lateral parts separated by the frontal part,
a first attachment point fixing a first end of the head support to the first lateral part of the crown,
a second attachment point fixing a second end of the head support to the second lateral part of the crown,
at least one frontal attachment point connecting the frontal part of the head support and the frontal part of the crown, the at least one attachment point forming a deformable connection between the crown and the head support authorizing a movement between the frontal part of the head support and the frontal part of the crown,
an adjuster configured to adjust a length of the head support between the first attachment point and the second attachment point, the frontal part of the head support being mounted movable with respect to the first lateral part and with respect to the second lateral part to increase or reduce the length of the head support between the first attachment point and the second attachment point, the adjuster being disposed between the first attachment point and the at least one frontal attachment point and between the second attachment point and the at least one frontal attachment point,
wherein an increase of the length of the head support corresponding to a movement of the frontal part of the head support toward the frontal part of the crown and a reduction of the length of the head support corresponding to a movement of the frontal part of the head support away from the frontal part of the crown,
wherein the frontal part of the head support is mounted movable with respect to the first lateral part to increase or reduce a length of the head support between the first attachment point and the at least one frontal attachment point,
wherein the frontal part of the head support is mounted movable with respect to the second lateral part to increase or reduce a length of the head support between the second attachment point and the at least one frontal attachment point, and
a neckband fitted in movable manner so as to move towards or away from the frontal part of the head support, the neckband having two additional attachment points with the crown, the two additional attachment points being arranged in fixed manner on the crown independently from the length of the head support.