FIELD: engines and pumps.
SUBSTANCE: air distributing system for impeller of centrifugal pump includes at least one channel 36, the first hole 40 of which passes through rear side 14, and the second hole 42 passes through front side 38 of impeller 12. To each channel 36 there connected are pipes 44 passing from rear side 14 of impeller 12. Ends 48 of pipes 44 are oriented in direction 46 of rotation of impeller 12.
EFFECT: improving pipe operation owing to preventing wear and tear of sealing mechanism by continuous air removal from location area of the sealing.
21 cl, 4 dwg
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