FIELD: machine building.
SUBSTANCE: axial-blow fan impeller comprises hub, bushing, discs to couple said bushing with said hub, vanes with butts and attachments of said butts to said vanes. Vane butt has collar while vane attachment is equipped with barrel with inner annular groove and lock ring whereto pressed is the vane butt collar. Note here that said barrel is fixed in discs groves while lock ring is fixed in said barrel groove.
EFFECT: lower metal intensity and moment of inertia.
3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| AXIAL-FLOW FAN IMPELLER VANE ATTACHMENT ASSEMBLY | 2007 |
|
RU2417332C2 |
| AXIAL-FLOW FAN IMPELLER | 2004 |
|
RU2286482C2 |
| IMPELLER OF AXIAL-FLOW FAN | 1997 |
|
RU2135838C1 |
| AXIAL-FLOW FAN IMPELLER | 0 |
|
SU1273651A1 |
| VERTICAL AXIAL-FLOW FAN | 1999 |
|
RU2168072C2 |
| TURBOJET ENGINE LOW-PRESSURE COMPRESSOR SECOND STAGE ROTOR IMPELLER (VERSIONS) | 2015 |
|
RU2603383C1 |
| TURBOJET ENGINE LOW-PRESSURE COMPRESSOR FIRST STAGE ROTOR IMPELLER (VERSIONS) | 2015 |
|
RU2603382C1 |
| TURBOJET ENGINE LOW-PRESSURE COMPRESSOR THIRD STAGE ROTOR IMPELLER (VERSIONS) | 2015 |
|
RU2603384C1 |
| AXIAL FAN WORKING WHEEL | 0 |
|
SU1749552A1 |
| PROPELLER OF REVERSIBLE AXIAL FAN | 2009 |
|
RU2427727C2 |
