IMPROVEMENT TO A HELMET HAVING RESILIENT BENDING MEANS IN THE LOWER REAR PORTION OF THE SHELL THEREOF.
摘要
A protective helmet (1) including a main outer shell (2) consisting of a wall (5) with a front facial opening (3). The lower rear portion (8) of the wall (5) includes resilient bending means (13, 14a, 14b, 14'a, 14'b).