Dish washing machine having sump with drainage channel to...

Cleaning and liquid contact with solids – Apparatus – With movable means to cause fluid motion

Reexamination Certificate

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Details

C134S05600D, C134S0570DL, C134S0580DL, C134S104200, C134S104400, C134S182000, C134S184000

Reexamination Certificate

active

07946304

ABSTRACT:
A dish washing machine capable of smoothly discharging dirt contained in wash water out of a sump so as to prevent the emission of bad smells from the dirt and prevent the propagation of bacteria. The dish washing machine includes a sump to receive and pump wash water, a sump housing forming an external appearance of the sump, a drainage pump coupled with the sump housing to discharge wash water and dirt, and a drainage channel disposed in the sump housing to guide wash water and dirt to the drainage pump.

REFERENCES:
patent: 5143306 (1992-09-01), Nilsson
patent: 5450868 (1995-09-01), Young, Jr.
patent: 5586567 (1996-12-01), Smith et al.
patent: 5837151 (1998-11-01), Jozwiak
patent: 2005/0120533 (2005-06-01), Yoon et al.
patent: 2005/0133072 (2005-06-01), Yoon et al.
patent: 2005/0268948 (2005-12-01), Jeong
patent: 2005/0284505 (2005-12-01), Bang
patent: 2006/0118147 (2006-06-01), Jeong et al.
patent: 1628597 (2005-06-01), None
patent: 1778256 (2006-05-01), None
patent: 10-2006-0027096 (2006-03-01), None
patent: 10-2005-0054699 (2006-06-01), None
Chinese Office Action for corresponding Chinese Application 200710110059.6; issued on Jan. 16, 2009.

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