FIELD: manufacture of fans. SUBSTANCE: device has hub located on shaft and impeller secured on it; impeller is mounted on shaft for relative motion by means of radial bearing. Device is provided with at least one elastic or flexible coupling arranged between hub and impeller for transmitting the torque from shaft to impeller. EFFECT: enhanced reliability. 5 cl, 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| IMPELLER | 1997 |
|
RU2184275C2 |
| DEVICE FOR CLEANING FAN IMPELLER | 1991 |
|
RU2076249C1 |
| DIRECT-DRIVE MACHINE FOR LIFTS | 1991 |
|
RU2041158C1 |
| 0 |
|
SU47980A1 | |
| DRIVE SET FOR ELECTRIC RAIL VEHICLES | 1996 |
|
RU2136523C1 |
| DRIVING OF WORKING SHAFT WITH TWO INTERNAL COMBUSTION ENGINES | 0 |
|
SU707533A3 |
| 0 |
|
SU44875A1 | |
| UNIT FOR CONNECTING FAN BLADES WITH HUB | 1993 |
|
RU2121609C1 |
| PLANETARY GEAR AND DRIVE UNIT COMPRISING SUCH GEAR | 2006 |
|
RU2358171C1 |
| ELECTRIC-MECHANICAL TRANSMISSION | 0 |
|
SU591992A1 |
