| 摘要 |
FIELD: venting equipment, especially for natural ventilation in public and industrial buildings. SUBSTANCE: deflector having diffuser and case additionally comprises case bend means made as elbow. Bend means has vertical axle fixed to diffuser by cross-bars. Axle upper end comprises depression with ball located into depression. Ball supports plate fixedly connected to elbow upper part. EFFECT: decreased case aerodynamic resistance, enhanced injection effect. 2 dwg |
