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.
Patent No.:
Date of Patent:
Feb. 07, 2023
Filed:
Apr. 10, 2020
Lg Electronics Inc., Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
The present disclosure relates to a washing machine and a control method of the same. The washing machine includes a tub, a drum, and a detergent supply device configured to supply an additive to the tub. The detergent supply device includes a plurality of cartridges configured to contain the additive, a plurality of check valve assemblies that are respectively connected to the plurality of cartridges and configured to control extracting of the additive from the plurality of cartridges, a pump, a water supply valve configured to receive water from an external water source, and an outlet pipe having a plurality of check valve connection pipes that are respectively connected to the plurality of check valve assemblies, the outlet pipe passing therethrough the water supplied from the water supply valve and the additive extracted from the plurality of cartridges.