3 patents
Utility
Helmet
13 May 20
Plural contact pieces of a shaft member, which is mounted to a helmet main body, abut a cam surface that is formed at a hole portion provided in a proximal end portion of a chin guard.
Taku NIMURA
Filed: 22 Mar 18
Utility
Helmet
18 Mar 20
A helmet that can effectively reduce the rotational acceleration of an impact and at the same time also effectively reduce translational acceleration is provided.
Yoshiaki SAIJO
Filed: 4 Mar 18
Utility
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6 Nov 19
A helmet includes an operation mechanism, which is accommodated in an accommodation portion, on an outer shell of the helmet for operating an anti-glare visor with a transmission cable.
Taku NIMURA, Yoshiyuki IKEDA
Filed: 27 Sep 18
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