| 摘要 |
<p>An explosion proof housing 1 for one or more cameras installed and used in hazardous areas, each of the said camera having a viewing window 15 in the housing 1 to capture images from the surrounding the camera is directed, said housing 1 having a window cleaning system which washes and cleans the viewing window 15 of the housing 1, whenever the viewing window 15 is dirty.</p> |
