US 11,889,882 B2
Helmet
Xinsheng Liu, Heshan (CN); Hanlin Wan, Heshan (CN); and Xing Cheng, Heshan (CN)
Assigned to JIANGMEN PENGCHENG HELMETS LTD., Heshan (CN)
Filed by JIANGMEN PENGCHENG HELMETS LTD., Guangdong (CN)
Filed on Mar. 17, 2022, as Appl. No. 17/697,342.
Claims priority of application No. 202122942401.7 (CN), filed on Nov. 25, 2021.
Prior Publication US 2023/0157402 A1, May 25, 2023
Int. Cl. A42B 3/32 (2006.01); A42B 3/04 (2006.01)
CPC A42B 3/326 (2013.01) [A42B 3/04 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A helmet, comprising:
a helmet body;
a jaw guard, wherein the jaw guard is provided with two fork handles, the jaw guard is mounted on the helmet body through the two fork handles and is rotatable around a fixed axis relative to the helmet body, and the jaw guard is movable between a closed position in front of the helmet body and an open position behind the helmet body and beyond a vertex of the helmet body;
a shield assembly movably mounted on the helmet body, wherein the shield assembly is movable between a lowered position and a raised position relative to the helmet body, and the shield assembly comprises a shield and brackets arranged at two sides of the shield; and
a lifting mechanism, wherein the lifting mechanism comprises:
a guide plate, wherein the guide plate is mounted on the helmet body, or the guide plate and the helmet body are manufactured in an integrated structure, the guide plate is configured for guiding and limiting movement of the shield assembly, and the guide plate and the bracket are provided with respective guide assemblies which are matched with each other;
a gearwheel, wherein the gearwheel is mounted on one of the fork handles of the jaw guard, or the gearwheel and the fork handle on the jaw guard are manufactured in an integrated structure, and the gearwheel is rotatable with the jaw guard; and
a pinion engaged with the gearwheel, wherein the pinion is provided with a trigger, and the trigger is located beside the bracket of the shield assembly at the lowered position no matter the jaw guard is located at the closed position or the open position;
wherein, at an initial movement stage of switching the jaw guard from the closed position to the open position or switching the jaw guard from the open position to the closed position, the gearwheel drives the pinion to rotate, and the trigger is capable of touching the bracket of the shield assembly at the lowered position and raising the shield assembly from the lowered position.