Suction pump with rotatable flow retaining and repelling element

Details Suction pump with rotatable flow retaining and repelling element Suction pump with rotatable flow retaining and repelling element

1976-12-02

1979-03-13

Husar, C. J.

Rotary kinetic fluid motors or pumps

With separating means or guard for solid matter in working...

241 4606, F04D 704

Patent

active

041439937

ABSTRACT:
A sewage pump immersible in a conveyed medium and including an electric motor and a pump member connected therewith with there being also a suction opening. The sewage pump has comminuting devices arranged no further downstream than in the region of the suction opening for comminuting sucked-in admixtures. A principal feature of the sewage pump is that elements selectively of the retaining and repelling type are provided in combination with the comminuting devices for acting on the suction of the pump member to counteract the suction flow.

REFERENCES:
patent: 619675 (1899-02-01), Cram
patent: 3560106 (1971-02-01), Sahlstrom

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