Centrifugal pump

Rotary kinetic fluid motors or pumps – With separating means or guard for solid matter in working...

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Details

415143, 415213A, 241 4611, B02C 1840

Patent

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046406662

ABSTRACT:
The invention concerns a centrifugal pump for pumping heavily polluted liquids. The impeller is provided with an inlet having cutting means cooperating with an inlet opening of the pump housing, which cutting means cut elongated bodies, such as rags before they get into the pump housing.

REFERENCES:
patent: 3560106 (1971-02-01), Sahlstrom
patent: 3961758 (1976-06-01), Morgan
patent: 4108386 (1978-08-01), Conery et al.
patent: 4222528 (1980-09-01), Smith
patent: 4378093 (1983-03-01), Keener
patent: 4402648 (1983-09-01), Kretschmer
patent: 4454993 (1984-06-01), Shibata et al.

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