Vented shrouded inducer

Rotary kinetic fluid motors or pumps – With means for re-entry of working fluid to blade set – Cross flow runner

Patent

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Details

415143, F04D 2966

Patent

active

046420231

ABSTRACT:
A pump having a shrouded inducer rotatably mounted within a housing. An outer periphery of the shroud and an adjacent inner surface of the housing defines an annular space through which a recirculation flow of fluid occurs during operation of the pump. The shroud is provided with a plurality of vent holes located about an outer periphery of the shroud and extending therethrough to alleviate damage which would otherwise result from such recirculation flow.

REFERENCES:
patent: 2685429 (1954-08-01), Auyer
patent: 4003671 (1977-01-01), Huse et al.
patent: 4357914 (1982-11-01), Hauser

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