| 摘要 |
The invention relates to an apparatus for supplying extremely clean air to a workplace, in particular to an operating area. To be able to ventilate the operating area with air of an extremely high degree of cleanness, provision is made for a swivel arm, capable of being fixed to a wall or the like, with a frame held at its free end and having a plurality of air outlet nozzles which are connected to a duct supplying extremely clean air.
|
