发明名称 |
Helmet equipped with ventilator |
摘要 |
A helmet having a shell and a face shield for closing an opening of the shell and equipped with a ventilator for ventilating the space between the face shield and the face of the wearer of the helmet. The air flowing into or out of the space for ventilation forms a stream along the inner surface of the face shield.
|
申请公布号 |
US4498202(A) |
申请公布日期 |
1985.02.12 |
申请号 |
US19830469246 |
申请日期 |
1983.02.24 |
申请人 |
YAMAMOTO KOGAKU CO., LTD. |
发明人 |
YAMAMOTO, TAMENOBU |
分类号 |
A42B3/24;A42B3/28;(IPC1-7):A42B3/02 |
主分类号 |
A42B3/24 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|