FIELD: manufacture of fans; fan impeller cleaning devices. SUBSTANCE: device has pneumatic gun for delivery of compressed air pulses to fan blades. Cylindrical cartridge containing shots is located in outlet cylinder of gun. Ends of cylindrical cartridge are protected by partitions made from material rather friable to be broken by compressed air pulses. EFFECT: enhanced efficiency. 10 cl, 4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| CENTRIFUGAL FAN INLET BELL | 1993 |
|
RU2108490C1 |
| AXIAL-FLOW FAN GUIDE-VANE ASSEMBLY | 1992 |
|
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| AIR-CONDITIONING UNIT FOR HABITABLE SPACES | 1994 |
|
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|
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| METHOD FOR CLEANING GAS FROM DUST AND/OR COOLING THE GAS AND DEVICE FOR ITS EMBODIMENT | 1993 |
|
RU2102118C1 |
| UNIT FOR CONNECTING FAN BLADES WITH HUB | 1993 |
|
RU2121609C1 |
