公开(公告)号：US20190246868A1

公开(公告)日：2019-08-15

申请号：US16273666

申请日：2019-02-12

Applicant: LG Electronics Inc.

Inventor： Ilhwan KIM ,  Seunghun KIM ,  Sangwoo WOO

IPC: A47L15/42 ,  A47L15/00 ,  A47L15/23

CPC classification number: A47L15/428 ,  A47L15/0015 ,  A47L15/0036 ,  A47L15/23 ,  A47L15/4214 ,  A47L15/4225 ,  A47L15/4234 ,  A47L15/4278

Abstract: A dishwasher includes a case, a sump connected to an inside of the case and collecting washing water, a washing pump receiving washing water from the sump and generating steam, and a steam nozzle connected to the washing pump and spraying steam to the inside of the case. The steam nozzle includes a steam nozzle body having a steam inlet and including a steam accommodating portion accommodating steam therein, a first steam sprayer provided in the steam nozzle body and spraying steam to the inside of the case, and a second steam sprayer provided in the steam nozzle body and disposed at a position farther from the steam inlet than the first steam sprayer, wherein a tunnel flow path penetrating through a lower end of the first steam sprayer is formed to allow steam passing through the tunnel flow path to be introduced into the second steam sprayer.

公开(公告)号：US20180206699A1

公开(公告)日：2018-07-26

申请号：US15878027

申请日：2018-01-23

Applicant: LG Electronics Inc.

Inventor： Seunghun KIM ,  Ilhwan KIM ,  Sangwoo WOO

IPC: A47L15/42 ,  A47L15/00

CPC classification number: A47L15/4289 ,  A47L15/0015 ,  A47L15/0052 ,  A47L15/4225 ,  A47L15/4234 ,  A47L2501/04 ,  A47L2501/06

Abstract: A dishwasher includes a tub, a spray arm, a sump, a pump body including a partition that partitions the pump body into a first chamber and a second chamber, a communication hole defined in the partition, a pump channel that connects the sump to the first chamber, an arm channel that connects the spray arm to an interior of the second chamber, an impeller located in the second chamber and configured to rotate to supply water to the arm channel, a heating unit configured to heat water stored in the first chamber, a steam channel that connects the first chamber to the tub, and a channel controller configured to, based on rotation of the impeller, supply water that passes through at least one of the sump, the pump channel, the second chamber, or the arm channel to the steam channel to close the steam channel.

公开(公告)号：US20170188777A1

公开(公告)日：2017-07-06

申请号：US15397202

申请日：2017-01-03

Applicant: LG Electronics, Inc.

Inventor： Seunghun KIM ,  Sangwoo WOO ,  Ilhwan KIM

IPC: A47L15/00 ,  A47L15/42

Abstract: Disclosed a control method of a dishwasher comprising a main-washing cycle for washing one or more washing objects which are held in a tub; a rinsing cycle for rinsing the washing objects washed in the main-washing cycle by injecting wash water; a normal drying cycle for drying the washing objects rinsed in the rinsing cycle, wherein the main-washing cycle comprises a pre-steam water supply step for supplying steam water to a sump so as to supply steam to the tub; a pre-steam supply step for generating steam by heating a heater and supplying the steam to the tub; a main-wash water supply step for supplying wash water for washing to the sump, without draining the steam water supplied to the sump; a main-washing step for washing the washing objects by circulating the supplied wash water; and a main-wash water drainage step for draining the wash water.