The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 15, 2021

Filed:

Aug. 31, 2018
Applicant:

Lg Electronics Inc., Seoul, KR;

Inventors:

Sangwoo Woo, Seoul, KR;

Minseong Kim, Seoul, KR;

Hyungman Park, Seoul, KR;

Assignee:

LG Electronics Inc., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 15/42 (2006.01);
U.S. Cl.
CPC ...
A47L 15/4234 (2013.01); A47L 15/4219 (2013.01); A47L 15/4223 (2013.01); A47L 15/4214 (2013.01); A47L 15/4225 (2013.01); A47L 15/4285 (2013.01); A47L 2501/03 (2013.01); A47L 2501/06 (2013.01);
Abstract

The present disclosure relates to a dishwasher for washing the dishes and the cooking utensils by spraying washing water and steam. The dishwasher according to an embodiment of the present invention includes a tub which accommodates a washing object, a sump which is disposed in a bottom of the tub and stores washing water, a spray arm which sprays the washing water into the tub, a washing pump which sends the washing water stored in the sump to the spray arm, and a check valve which is disposed between the sump and the washing pump and opened in a direction of the washing pump from the sump.


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