FIELD: fan manufacture, mainly axial fans with impeller having vane profile made of material with predetermined parameters. SUBSTANCE: well known impeller has cylinder, cone or cylinder-cone sleeve whose peripheral portion supports vanes mounted on it stationary or rotatably. Vanes of such impeller have profile made of flexible material with the same thickness along radius and with predetermined rigidity parameters. EFFECT: improved design. 2 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| BLADE OF AXIAL-FLOW FAN IMPELLER | 2001 |
|
RU2215909C2 |
| METHOD OF PRODUCING HOUSING SHELL FOR AXIAL FAN WITH WIND STRAIGHTENER | 1989 |
|
RU2029139C1 |
| DUST TRAP FOR DUST-TRAPPING UNITS OF ENTRY-DRIVING MACHINES | 0 |
|
SU1305381A1 |
| MECHANISM FOR ROTATING MOVING BLADES OF REVERCIBLE AXIAL FAN | 0 |
|
SU721563A1 |
| AXIAL FAN BLADE ROTARY MECHANISM | 0 |
|
SU1746074A1 |
| AXIAL FAN WORKING WHEEL | 0 |
|
SU1749552A1 |
| DUST TRAP FOR MINES | 0 |
|
SU1270368A1 |
| FAN BLADE TURNING MECHANISM | 0 |
|
SU641168A1 |
| AXIAL-FLOW FAN RUNNER | 0 |
|
SU1008506A1 |
| MECHANISM FOR ADJUSTING POSITION OF BLADES ON AXIAL FAN IMPELLER | 0 |
|
SU1280204A1 |
