| 摘要 |
<p>An outdoor enclosure for a video surveillance system has: a housing (10) having an outer wall (221) with an opening, an observation bubble (14) disposed over the opening, the housing (10) supporting a video camera (20); first (481) and second (482) fans for establishing a substantially unidirectional air flow pattern substantially free of dead zones inside the bubble and efficiently conducting thermal energy from within the enclosure for subsequent dissipation outside the enclosure.</p> |
