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US 7,730,897 B2Granted
Dishwasher
AssigneeLG Electronics Inc.
InventorsDae Yeong Han, Sang Heon Yoon, Nung Seo Park, Hyeok Deok Kim
Life of this patent
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Abstract
A dishwasher includes a sump for receiving washing water, a washing pump for pumping the washing water from the sump, a drain chamber for receiving the pumped washing water, and a filtering unit disposed above the drain chamber. The filtering unit includes a contaminated water for receiving and filtering the washing water that has passed through the drain chamber.
Claims11
A dishwasher comprising:
- a sump for storing washing water;
- a washing pump for pumping the washing water;
- at least one main passage that guides some of the washing water pumped by the washing pump to a spray arm;
- a sampling passage that guides the remaining washing water pumped by the washing pump to a drain chamber which is communicated with a drain pump, wherein the drain chamber receives the remaining washing water through the sampling passage and collects waste products contained in the remaining washing water which are settled in the drain chamber;
- a contaminated water chamber disposed above the drain chamber for receiving the remaining washing water after the remaining washing water has passed through the drain chamber;
- and
- a filtering unit disposed above the drain chamber for filtering the remaining washing water that overflows from the contaminated water chamber.
4 more elements
Dependencies are inferred from the claim text.