Air treatment apparatus

Details Air treatment apparatus Air treatment apparatus

A - Human Necessities

61

L

A61L 9/20 (2006.01) F24C 15/20 (2006.01)

Patent

CA 2402749

An air extraction and treatment unit (2) is located above a source of contaminated air. The apparatus has a series of ultraviolet tubes (20) for treating the decontaminated air. The unit is arranged such that in use substantially no direct or reflected ultraviolet light is visible from outside the unit. Furthermore even when a removable filter (4) is removed, there is no direct line of sight to the ultra-violet sources.

L'invention concerne une unité d'extraction et de traitement de l'air (2) située au-dessus d'une source d'air contaminé. Cet appareil comprend une série de tubes à ultraviolets (20) servant à traiter l'air décontaminé. Cette unité est arrangée de sorte que lors de son utilisation, sensiblement aucune lumière ultraviolette directe ou réfléchie est visible depuis l'extérieur de l'unité. En outre, même lorsqu'un filtre amovible (4) est enlevé, il n'y a pas de visibilité directe des sources ultraviolettes.

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