FIELD: ventilation.
SUBSTANCE: withdrawal cabinet can be used for withdrawal of hazardous matters, for processing of air withdrawn in closer vicinity from source of formation of the matters followed by transportation of cleaner air. Withdrawal cabinet has case with back wall. There is working opening in front wall, which opening is close partially by movable hanging onto axis. Cabinet also has withdrawal channel provided with contraction tube. Back wall is made of removable unit provided with filtering material or adsorbent material. Contraction tube on the side, adjusting back wall of withdrawal cabinet, has common perimeter with side.
EFFECT: improved efficiency of cleaning; reduced nominal power of engine; reduced power discharge.
1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| EXHAUST HOOD | 2009 |
|
RU2393032C1 |
| EXHAUST HOOD | 1995 |
|
RU2096692C1 |
| 0 |
|
SU190539A1 | |
| INDUCTION FURNACE COVER | 1993 |
|
RU2061204C1 |
| VORTEX VENTILATION SYSTEM | 0 |
|
SU1789837A1 |
| VENT HOOD | 2003 |
|
RU2253805C1 |
| 0 |
|
SU329349A1 | |
| ABSORPTION EXHAUST LOW-PRESSURE VOLATISATION FILTER | 2008 |
|
RU2395328C1 |
| MODULAR LABORATORY COMPLEX AND EXHAUST HOOD INCLUDED IN COMPLEX | 2005 |
|
RU2291937C1 |
| DEVICE FOR ENTRAPPING GASES AT CHARGING THE ELECTRIC ARC STEEL MELTING FURNACE | 1993 |
|
RU2075712C1 |
