| 摘要 |
<p>A work station protection device for the performance of manual operations from which air is extracted, with the use of a closed housing (1), which is provided with up to two openings (13) serving as appropriate for the introduction of a hand and possessing an air inlet (7) and outlet (8), whereby the air inlet (7) is supplied with an overpressure and/or the air outlet (8) is supplied with an underpressure and a viewing window (4) is arranged in the housing and at the same time a blower unit is connected thereto.</p> |
