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:
Mar. 23, 2021

Filed:

Dec. 05, 2017
Applicant:

Lg Electronics Inc., Seoul, KR;

Inventors:

Mingyu Jo, Seoul, KR;

Gon Kim, Seoul, KR;

Kwanghyun Kim, Seoul, KR;

Woongkil Cha, Seoul, KR;

Assignee:

LG ELECTRONICS INC., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06F 25/00 (2006.01); D06F 37/12 (2006.01); D06F 37/26 (2006.01); D06F 37/24 (2006.01); D06F 39/08 (2006.01); D06F 37/30 (2020.01); D06F 34/28 (2020.01); F04C 11/00 (2006.01); F04C 2/18 (2006.01); F04C 2/10 (2006.01);
U.S. Cl.
CPC ...
D06F 39/085 (2013.01); D06F 25/00 (2013.01); D06F 34/28 (2020.02); D06F 37/12 (2013.01); D06F 37/24 (2013.01); D06F 37/266 (2013.01); D06F 37/304 (2013.01); D06F 39/083 (2013.01); D06F 39/088 (2013.01); F04C 2/101 (2013.01); F04C 2/18 (2013.01); F04C 11/005 (2013.01); F04C 2210/1094 (2013.01);
Abstract

A laundry treatment apparatus is disclosed. The laundry treatment apparatus includes a tub provided in a cabinet for storing water, a water supply unit for supplying water to the tub, a drum rotatably provided in the tub for storing laundry, a first pump including a first housing for receiving water discharged from the tub and an impeller rotatably provided in the first housing for discharging the water introduced into the first housing out of the first housing, a drainage pipe configured to extend through a height higher than the maximum possible level of water in the tub for guiding the water discharged from the first housing out of the cabinet, and a second pump including a first gear and a second gear rotatably provided in a second housing, into which the water discharged from the tub is introduced, the second pump being configured to move the water introduced into the second housing to the drainage pipe when the first gear and the second gear are rotated.


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