Pump system for a drawer-type dishwasher

Details Pump system for a drawer-type dishwasher Pump system for a drawer-type dishwasher

2011-01-04

2011-01-04

Kornakov, Michael (Department: 1714)

Cleaning and liquid contact with solids

Apparatus

Electrically controlled

C134S025200, C134S018000, C134S05600D

Reexamination Certificate

active

07862665

ABSTRACT:
A drawer-type dishwasher includes a frame assembly, a tub, a wash arm and a pump system. The pump system includes a flow housing mounted at a rear portion of the tub and a drain conduit. The flow housing includes an inlet portion, an outlet portion, a pump portion and a drain port. Within the pump portion are arranged an impeller, a chopper mechanism as well as a plurality of flow straightening fins. A motor is mounted to the flow housing for driving the impeller and the chopper mechanism. The drain conduit is connected between the drain port and a drain line. A venturi is provided in the drain conduit to create a siphoning action the decreases an amount of time required to drain the tub.

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