| 摘要 |
<p>A system for adjusting and closing the visor of a crash helmet (1), the helmet comprising a chin guard (3) pivotally attached, by means of pins (4), to the side walls of the outer shell (2) of the helmet, so as to be able to be raised and lowered by turning around the axis of the pins (4), the visor being pivotally attached, by means of pins (7), to the side parts of the chin guard (3), the adjustment system comprising two adjustment devices (50) disposed respectively on the two side parts of the outer shell (2) of the helmet, each adjustment device comprising a connecting rod (51) pivotally attached, by means of a pin (52), to the visor (6), and the connecting rod (51) comprising a slot (53) which receives a pin (60) fixed to the outer shell (2) of the helmet. <IMAGE></p> |
