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公开(公告)号：US20180042446A1
公开(公告)日：2018-02-15
申请号：US15662892
申请日：2017-07-28
Applicant: LG ELECTRONICS INC.
Inventor： Seyoung WOO , Sangheon YOON , Joonho PYO
Abstract: A dishwasher that includes: a tub; a main arm configured to rotate about a first axis and spray water; an auxiliary arm configured to rotate about a second axis and spray water in the interior space; a stationary gear unit configured to rotate based on rotation of the main arm to generate rotational force and including a plurality of gear teeth; an eccentric rotation unit engaged with one or more teeth of the plurality of gear teeth, and configured to, (i) based on rotation of the main arm, rotate to transfer rotational force of the stationary gear unit to the auxiliary arm and, (ii) based on resistance force from the auxiliary arm, control transfer of rotational force of the stationary gear unit to the auxiliary arm; and a link member configured to rotate the auxiliary arm based on rotational force of the stationary gear unit is disclosed.
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公开(公告)号：US20240138649A1
公开(公告)日：2024-05-02
申请号：US18406890
申请日：2024-01-08
Applicant: LG Electronics Inc.
Inventor： Seyoung WOO , Joonho PYO , Daegyu KIM
CPC classification number: A47L15/23 , A47L15/22 , A47L15/4282
Abstract: A dishwasher may include a tub configured to accommodate one or more items to be washed, a spray arm rotatably mounted to the tub, and configured to spray water onto the one or more items to be washed, a sump disposed at a bottom surface of the tub and configured to store water and to supply stored water to the spray arm, a fixed gear unit fixed to the tub with gear teeth arranged along an outer circumferential surface of the fixed gear unit, a rotary gear unit rotatably mounted on the spray arm and configured to engage the gear teeth of the fixed gear unit, and a link member connected to the rotary gear unit and the spray arm, where the spray arm may include, a main arm with a pair of arms, and a pair of auxiliary arms rotatably connected to the main arm.
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公开(公告)号：US20220205160A1
公开(公告)日：2022-06-30
申请号：US17562591
申请日：2021-12-27
Applicant: LG Electronics Inc.
Inventor： Jeongyeon PARK , Boram LEE , Gyeoungjin JEON , Joonho PYO
Abstract: A laundry treatment apparatus includes: a tub, a drum provided in the tub, an agitator provided in the drum, a driver coupled to the tub and providing power for rotating at least one of the drum or the agitator, and a clutch unit provided between the driver and the agitator and transmitting the power to the drum or the agitator. The clutch unit includes: a gear unit rotating by the driver, a rotary shaft coupled to the gear unit and rotating the agitator, a housing coupled to the drum and accommodating the gear unit and the rotary shaft, a coupler reciprocating between the housing and the driver and selectively coupling the housing to the driver, a moving unit including the coupler therein, and a sensor unit sensing whether the coupler is coupled to the housing and a height or a position of the coupler or the moving unit.
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公开(公告)号：US20220034018A1
公开(公告)日：2022-02-03
申请号：US17503985
申请日：2021-10-18
Applicant: LG ELECTRONICS INC.
Inventor： Jeonguk LEE , Joonho PYO , Taehee LEE
Abstract: A washing machine includes a washing tub rotatably disposed to accommodate laundry, a pulsator rotatably disposed in the washing tub, a drive shaft to rotate the pulsator, a dehydration shaft to be connected to the washing tub and through which the drive shaft passes, a solenoid to form a magnetic field when a current is applied, a fixing core to surround the solenoid, and a clutch to couple and uncouple the drive shaft and the dehydration shaft. The clutch includes an armature to be lifted by a magnetic force of the solenoid, and a clutch coupler to be elevated along the dehydration shaft, perform coupling between the drive shaft and the dehydration shaft in a first position, and perform uncoupling between the drive shaft and the dehydration shaft in a second position lifted from the first position.
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公开(公告)号：US20210338037A1
公开(公告)日：2021-11-04
申请号：US17375713
申请日：2021-07-14
Applicant: LG Electronics Inc.
Inventor： Seyoung WOO , Joonho PYO , Daegyu KIM , Taehee LEE
Abstract: A dishwasher may include a sump configured to store water, a main arm disposed at the sump and configured to supply water from the sump, an auxiliary arm rotatably disposed at the main arm and configured to spray water, and an auxiliary arm connection member disposed at the main arm and configured to rotatably support the auxiliary arm, where the auxiliary arm may include an auxiliary flow passage configured to allow water flow through the auxiliary arm, where the main arm may include a transfer flow passage in fluid communication with the auxiliary flow passage, where the auxiliary arm connection member may include a flow tube disposed at the main arm in fluid communication with the transfer flow passage and the auxiliary flow passage.
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Patent Agency Ranking
公开(公告)号：US20210131004A1
公开(公告)日：2021-05-06
申请号：US17091950
申请日：2020-11-06
Applicant: LG Electronics Inc.
Inventor： Jeonguk LEE , Dohyun JUNG , Joonho PYO
Abstract: A washing machine includes a dewatering shaft for rotating a washing tub, a drive shaft for rotating a pulsator in the washing tub, a coupler configured to move along the dewatering shaft to couple or decouple the drive shaft and the dewatering shaft, a solenoid configured to move the coupler, and a coupler guide configured to be rotated by contact with the coupler or to maintain the coupler in the second position. The coupler includes locking protrusions configured to lock onto an upper side of the coupler guide. The coupler guide includes first guide projections disposed on an outer perimeter of the coupler guide and configured to contact one of the locking protrusions to rotate the coupler guide, and second guide projections disposed opposite to the first guide projections and configured to contact another of the locking protrusions to rotate the coupler guide.
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公开(公告)号：US20200224353A1
公开(公告)日：2020-07-16
申请号：US16743314
申请日：2020-01-15
Applicant: LG ELECTRONICS INC.
Inventor： Jeonguk LEE , Manho CHUN , Joonho PYO
Abstract: In a washing machine of the present disclosure, a drive shaft rotating a pulsator and a dehydration shaft rotating a washing tub are connected to each other or disconnected from each other while a clutch operated by a solenoid is lifted, a current is intermittently applied to the solenoid while the clutch is lowered, and thus, a lowering speed of the clutch can be reduced.
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公开(公告)号：US20170265711A1
公开(公告)日：2017-09-21
申请号：US15615464
申请日：2017-06-06
Applicant: LG Electronics Inc.
Inventor： Seyoung WOO , Joonho PYO , Daegyu KIM
Abstract: A dishwasher may include a tub configured to accommodate one or more items to be washed, a spray arm rotatably mounted to the tub, and configured to spray water onto the one or more items to be washed, a sump disposed at a bottom surface of the tub and configured to store water and to supply stored water to the spray arm, a fixed gear unit fixed to the tub with gear teeth arranged along an outer circumferential surface of the fixed gear unit, a rotary gear unit rotatably mounted on the spray arm and configured to engage the gear teeth of the fixed gear unit, and a link member connected to the rotary gear unit and the spray arm, where the spray arm may include, a main arm with a pair of arms, and a pair of auxiliary arms rotatably connected to the main arm.
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公开(公告)号：US20170265709A1
公开(公告)日：2017-09-21
申请号：US15615291
申请日：2017-06-06
Applicant: LG Electronics Inc.
Inventor： Seyoung WOO , Joonho PYO , Daegyu KIM
CPC classification number: A47L15/23 , A47L15/22 , A47L15/4282
Abstract: A dishwasher may include a tub configured to accommodate one or more items to be washed, a spray arm rotatably mounted to the tub, and configured to spray water onto the one or more items to be washed, a sump disposed at a bottom surface of the tub and configured to store water and to supply stored water to the spray arm, a fixed gear unit fixed to the tub with gear teeth arranged along an outer circumferential surface of the fixed gear unit, a rotary gear unit rotatably mounted on the spray arm and configured to engage the gear teeth of the fixed gear unit, and a link member connected to the rotary gear unit and the spray arm, where the spray arm may include, a main arm with a pair of arms, and a pair of auxiliary arms rotatably connected to the main arm.
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公开(公告)号：US20160220092A1
公开(公告)日：2016-08-04
申请号：US15015243
申请日：2016-02-04
Applicant: LG Electronics Inc.
Inventor： Seyoung WOO , Joonho PYO , Daegyu KIM , Taehee LEE
IPC: A47L15/42
CPC classification number: A47L15/20 , A47L15/22 , A47L15/23 , A47L15/4282
Abstract: A dishwasher may include a sump configured to store water, a main arm disposed at the sump and configured to supply water from the sump, an auxiliary arm rotatably disposed at the main arm and configured to spray water, and an auxiliary arm connection member disposed at the main arm and configured to rotatably support the auxiliary arm, where the auxiliary arm may include an auxiliary flow passage configured to allow water flow through the auxiliary arm, where the main arm may include a transfer flow passage in fluid communication with the auxiliary flow passage, where the auxiliary arm connection member may include a flow tube disposed at the main arm in fluid communication with the transfer flow passage and the auxiliary flow passage.
Abstract translation: 洗碗机可以包括构造成存储水的贮槽，设置在贮槽处的构造成从贮槽供水的主臂，可旋转地设置在主臂上并被配置为喷射水的辅助臂以及设置在主泵上的辅助臂连接构件 主臂并构造成可旋转地支撑辅助臂，其中辅助臂可以包括辅助流动通道，该辅助流动通道构造成允许水流过辅助臂，其中主臂可以包括与辅助流动通道流体连通的转移流动通道 其中辅助臂连接构件可以包括设置在主臂处的流动管，其与转移流动通道和辅助流动通道流体连通。
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