| 摘要 |
<p>A safety helmet for welders has a strong light-absorbing front plate (1) and a screen (2) laterally offset with respect to the front plate (1) and having separate lamellas arranged with respect to the plane formed by the front plate (1) and by the screen (2) in such a manner that the welder can look at the weld through the light-absorbing plate or through the gaps between the lamellas by moving his head accordingly.</p> |
