FIELD: mechanical engineering; ventilation systems. SUBSTANCE: cross-flow fan has casing 1 with suction branch pipe 2 furnished with throttling device 3 and delivery branch pipe 4, and impeller 5 installed in casing 1. Throttling device 3 consists of turnable blades 6 and tie-rod 7. Blade 6 have rotation axle 8 terminating in rotary levers 9. Ends of levers 9 are hinge-coupled with tie-rod 7. Rotation axles 8 of blades 6 are parallel to rotation axle of impeller 5. EFFECT: improved economy at fan operation control and provision of safety in operation. 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| CROSS-FLOW FAN | 2001 |
|
RU2196924C1 |
| DIAMETRICAL FAN | 2000 |
|
RU2177565C1 |
| CROSS-FLOW FAN FOR OPERATION IN SUCTION BRANCHED NETWORK | 2001 |
|
RU2213888C2 |
| CROSS-FLOW FAN FOR SUCTION AND DISCHARGE DISTRIBUTED NETWORK | 2001 |
|
RU2192563C1 |
| CROSS-FLOW FAN FOR OPERATION IN BRANCHED DELIVERY SYSTEM | 2001 |
|
RU2211380C2 |
| CLOSED PNEUMATIC SEPARATOR | 2002 |
|
RU2213632C1 |
| CLOSED PNEUMATIC SEPARATOR | 2001 |
|
RU2210205C2 |
| DIAMETRIC VENTILATION FAN | 2003 |
|
RU2249729C1 |
| TRANSVERSAL FLOW ROTARY DUST COLLECTOR | 1998 |
|
RU2137529C1 |
| DIAMETRICAL FAN | 2005 |
|
RU2293882C1 |
