Impeller and cutting elements for centrifugal chopper pumps

Rotary kinetic fluid motors or pumps – With cutter or comminutor for debris in working fluid

Reexamination Certificate

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Details

C415S121200

Reexamination Certificate

active

07118327

ABSTRACT:
A pump impeller and associated cutting elements are disclosed which are especially designed and positioned near the periphery of the impeller to reduce the size of entrained solids in a pumped fluid, or slurry, and to expel such solids from the impeller, drive shaft and associated sealing mechanisms.

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