A jaw protecting apparatus of helmet

Details A jaw protecting apparatus of helmet A jaw protecting apparatus of helmet

A - Human Necessities

42

B

A42B 3/04 (2006.01) A42B 3/32 (2006.01)

Patent

CA 2327605

The present invention relates to a jaw protecting apparatus of helmet so as to stabilize a feeling of wearing by smoothly moving up and down a jaw protection, which is installed in front of the helmet, and then letting the center of gravity be located in the rear of the helmet, in a helmet which is worn to protect the head of a person taking a motorbicycle. In having installed a shield (3) in front opening part (2) of a helmet body (1) so as to move up and down it, and having installed a jaw protection (4) equipped with an antishocking material in the lower front of said shield (3), a clamped tool having a bridging projection is installed at the two side plates of said helmet body (1), and locker (7), which supports each of guide (6) at two lateral sides and revolves on shaft (8), is installed oppositely. A support (9) is installed within the front of said jaw protection (4). Thereupon, a rotation member (10) forming a handle, is rotatively installed. The central position of a band (12) connected to said lockers (7) is fixedly installed. Therefore, according to the rotation of the rotation member (10), lockers (7) connected to the band (12) is rotated. A rotary link (13) forming a foramen soleare (14) at the upper portion of said jaw protection (4) is installed in order for said lockers (7) to be locked at said fixture (5) when they are rotated. Subsequently, at said rotary links (13), rotary central pivot (15) forming a protrusion (16) and a planetary gear (17) are installed. At a fixed pivot (18) or central 13 shield (3) of said helmet body (1), a planetary gear (19) which engages with said planetary gear (17) is installed. In order for he upper direction of said fixed pivot (18) to forming control bolt (20) and guider (21), thereby inserting and installing said control bolt (20) into and at foramen sleare (14) of said rotary link (13), and in order for rotary central pivot (15) to be inserted into and installed at said guider (21) and to install stopper (22) at fixed pivot (18) of the below direction

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