公开(公告)号：US10011938B2

公开(公告)日：2018-07-03

申请号：US14303789

申请日：2014-06-13

Applicant: LG ELECTRONICS INC.

Inventor： Kyeonghwan Kim ,  Jaehyun Kim ,  Jaewon Chang

IPC: D06F37/22 ,  D06F37/24

CPC classification number: D06F37/225 ,  D06F37/245

Abstract: Disclosed is a laundry treatment apparatus. The laundry treatment apparatus includes a drum rotatably placed in a cabinet defining an external appearance of the laundry treatment apparatus, a housing secured to the drum, a receiving space defined in the housing, a balancing unit movably received in the receiving space, a housing power line installed in the receiving space to extend in a movement path of the balancing unit, the housing power line coming into contact with the balancing unit, and a power supply unit to supply power to the balancing unit through the housing power line.

公开(公告)号：US09702075B2

公开(公告)日：2017-07-11

申请号：US14661547

申请日：2015-03-18

Applicant: LG Electronics Inc.

Inventor： Kyeonghwan Kim ,  Sungryong Kim ,  Jaehyun Kim

IPC: D06F37/22

CPC classification number: D06F37/225

Abstract: A laundry machine including a cabinet forming an exterior appearance of the laundry machine, a tub provided inside the cabinet, a drum rotatably provided inside the tub, a balancer housing coupled to a front portion or a back portion of the drum, and a balancing unit movably formed inside the balancer housing in order to reduce an eccentric rotation of the drum. The balancing unit further including a body forming an exterior of the balancing unit, and the body including a first mass body on one lateral side of the body, and a first wheel on another lateral side of the body and configured to roll within the balancer housing, and an elastic member provided between the first mass body and the first wheel, so as to push the first mass body and the first wheel to both lateral sides of the body.

公开(公告)号：US09290881B2

公开(公告)日：2016-03-22

申请号：US13659117

申请日：2012-10-24

Applicant: LG Electronics Inc.

Inventor： Chaseung Jun ,  Byungkeol Choi ,  Youngmin Kim ,  Dongwon Kim ,  Hyundong Kim ,  Hwanjin Jung ,  Byungwook Min ,  Kyeonghwan Kim ,  Jinwoong Kim ,  Changwoo Son ,  Hyunseok Seo

IPC: D06F37/30 ,  H02K1/26 ,  D06F37/20 ,  B23P11/00 ,  B23P11/02 ,  D06F37/04 ,  H02K1/27 ,  H02K21/12 ,  H02K1/16 ,  H02K1/28 ,  H02K3/52 ,  H02K7/00 ,  H02K7/14 ,  H02K11/00 ,  H02K16/02 ,  D06F37/00 ,  D06F37/06 ,  D06F37/26 ,  D06F31/00 ,  H02K21/16 ,  H02K21/22 ,  D06F23/02

CPC classification number: D06F37/304 ,  B23P11/00 ,  B23P11/02 ,  D06F21/02 ,  D06F23/02 ,  D06F31/00 ,  D06F37/00 ,  D06F37/04 ,  D06F37/06 ,  D06F37/206 ,  D06F37/269 ,  D06F37/30 ,  H02K1/148 ,  H02K1/16 ,  H02K1/26 ,  H02K1/265 ,  H02K1/2706 ,  H02K1/2773 ,  H02K1/28 ,  H02K3/522 ,  H02K7/003 ,  H02K7/14 ,  H02K11/215 ,  H02K15/022 ,  H02K16/00 ,  H02K16/02 ,  H02K21/12 ,  H02K21/16 ,  H02K21/22 ,  H02K29/08 ,  Y02B40/52 ,  Y10T29/49826 ,  Y10T29/49945

Abstract: A washing machine includes a main body defining an outer appearance, a tub disposed within the main body, a main drum rotatably mounted in the tub, and a sub drum mounted in the main drum to be relatively rotatable with respect to the main drum. The washing machine includes an outer shaft for rotating the main drum, an inner shaft for rotating the sub drum, being disposed inside the outer shaft, and a driving motor having a stator, an outer rotor connected to the inner shaft and rotatable outside the stator, and an inner rotor connected to the outer shaft and rotatable inside the stator. The washing machine also includes a spring washer inserted into a connection part of the outer shaft and the inner rotor that attenuates vibrations of the outer shaft to prevent noise and to prevent separation of the outer shaft due to the vibrations.

Abstract translation: 洗衣机包括限定外观的主体，设置在主体内的桶，可旋转地安装在桶中的主鼓，以及安装在主鼓中的相对于主鼓相对旋转的副滚筒。 洗衣机包括用于使主鼓旋转的外轴，用于使副鼓旋转的内轴，设置在外轴内部;以及驱动电动机，其具有定子，外转子连接到内轴并可定转位置 以及连接到外轴并且可在定子内旋转的内转子。 洗衣机还包括插入到外轴和内转子的连接部分中的弹簧垫圈，该弹簧垫圈衰减外轴的振动，以防止噪音和防止由于振动而使外轴分离。

公开(公告)号：US09279209B2

公开(公告)日：2016-03-08

申请号：US13659059

申请日：2012-10-24

Applicant: LG Electronics Inc.

Inventor： Chaseung Jun ,  Byungkeol Choi ,  Youngmin Kim ,  Dongwon Kim ,  Hyundong Kim ,  Hwanjin Jung ,  Byungwook Min ,  Kyeonghwan Kim ,  Jinwoong Kim ,  Changwoo Son ,  Hyunseok Seo

IPC: D06F23/02 ,  D06F37/04 ,  D06F37/30 ,  H02K1/26 ,  B23P11/00 ,  B23P11/02 ,  H02K1/27 ,  H02K21/12 ,  H02K1/16 ,  H02K1/28 ,  H02K3/52 ,  H02K7/00 ,  H02K7/14 ,  H02K11/00 ,  H02K16/02 ,  D06F37/00 ,  D06F37/06 ,  D06F37/26 ,  D06F31/00 ,  H02K21/16 ,  H02K21/22

CPC classification number: D06F37/304 ,  B23P11/00 ,  B23P11/02 ,  D06F21/02 ,  D06F23/02 ,  D06F31/00 ,  D06F37/00 ,  D06F37/04 ,  D06F37/06 ,  D06F37/206 ,  D06F37/269 ,  D06F37/30 ,  H02K1/148 ,  H02K1/16 ,  H02K1/26 ,  H02K1/265 ,  H02K1/2706 ,  H02K1/2773 ,  H02K1/28 ,  H02K3/522 ,  H02K7/003 ,  H02K7/14 ,  H02K11/215 ,  H02K15/022 ,  H02K16/00 ,  H02K16/02 ,  H02K21/12 ,  H02K21/16 ,  H02K21/22 ,  H02K29/08 ,  Y02B40/52 ,  Y10T29/49826 ,  Y10T29/49945

Abstract: A washing machine includes a driving motor having a stator, an outer rotor connected to the inner shaft and rotatable outside the stator, and an inner rotor connected to the outer shaft and rotatable inside the stator. Stator slots, which are fixedly-installed as a coil are wound on stator teeth. The outer rotor and the inner rotor include rotor teeth, a permanent magnet and a bushing, spaced from an inner circumference of the stator and rotates centering around a rotor shaft by magnetic force. The rotor teeth includes a teeth extension portion extending from a side end of an outer circumference of the rotor teeth in a circumferential direction, a cut recess cut in a concaved manner from the outer circumference of the rotor teeth toward the center of the rotor shaft, and an insertion recess cut in a concaved manner in a radial direction from an inner circumference of the rotor teeth.

Abstract translation: 一种洗衣机包括具有定子的驱动电动机，与内轴连接的外转子，并且可旋转地定位在定子外部的转子，以及连接到外轴并可在定子内转动的内转子。 固定在线圈上的定子槽被缠绕在定子齿上。 外转子和内转子包括转子齿，永磁体和衬套，其与定子的内圆周隔开并且通过磁力以转子轴为中心旋转。 转子齿包括从圆周方向的转子齿的外周侧的端部延伸的齿延伸部，从转子齿的外周朝向转子轴的中心以凹部方式切断的切口凹部， 以及从转子齿的内周沿径向从凹部切下的插入凹部。

公开(公告)号：US11063488B2

公开(公告)日：2021-07-13

申请号：US16539069

申请日：2019-08-13

Applicant: LG Electronics Inc.

Inventor： Hojun Shin ,  Kyeonghwan Kim ,  Gyeongjae Park ,  Wonjung Sung ,  Yangsoo Lee ,  Junghyun Park ,  Junho Ahn

IPC: H02K3/40 ,  H02K1/16 ,  H02K3/12 ,  H02K3/28 ,  H02K3/34

Abstract: The present disclosure relates to a stator for an electric rotating machine, the stator comprising a stator core comprising teeth and slots, and a stator coil comprising a plurality of hairpins configured to be inserted into the slots of the stator core in a predetermined pattern. Each of the plurality of hairpins comprises a conductor and a coating layer surrounding an outer surface of the conductor. The plurality of hairpins comprise a first hairpin configured to be placed in a first section of the stator coil predetermined from an end to which power is to be input, and a second hairpin placed in a section after the first section. The first hairpin provides better insulation performance than the second hairpin, and the first section has a higher voltage distribution ratio than the section including the second hairpin.

公开(公告)号：US10179964B2

公开(公告)日：2019-01-15

申请号：US15251970

申请日：2016-08-30

Applicant: LG ELECTRONICS INC.

Inventor： Sungryong Kim ,  Dongwon Kim ,  Kyeonghwan Kim ,  Heakyung Yoo ,  Youngmin Kim

IPC: D06F39/10 ,  D06F29/02 ,  D06F29/00 ,  D06F39/08 ,  D06F39/12

Abstract: A laundry apparatus including a cabinet; a first space provided in the cabinet, in which a first treating part provided to treat laundry is installed; a second space provided in the cabinet, in which a second treating part provided to treat laundry is installed; a drawer movably provided in the second space, in which the second treating part is installed; and a rail unit configured to limit vertical and horizontal movement of the drawer with respect to the second space and to guide the outward movement of the drawer. Therefore, laundry may be treated by using the first and second treating parts and vibration and noise generated in the second treating part may be reduced.

公开(公告)号：US10087564B2

公开(公告)日：2018-10-02

申请号：US14634156

申请日：2015-02-27

Applicant: LG ELECTRONICS INC.

Inventor： Hyundong Kim ,  Jaehyun Kim ,  Kyeonghwan Kim

IPC: D06F37/22 ,  D06F37/30 ,  D06F37/20 ,  D06F37/26

Abstract: A laundry treatment apparatus including a cabinet forming an appearance of the apparatus, a drum having a laundry space therein to accommodate laundry, a rotating shaft for rotatably supporting the drum in the cabinet, a balancer including a housing fixed to the drum, an accommodation space defined in the housing, a balancing unit movably provided in the accommodation space, and a housing power line provided in the accommodation space to supply the balancing unit with electric power, a shaft through-hole formed through the rotating shaft, a first power supply unit, fixed to the rotating shaft, including a connection line connected to the housing power line through the shaft through-hole, and a second power supply unit rotatably fixed to the first power supply unit to connect the connection line to a power source.

公开(公告)号：US09915019B2

公开(公告)日：2018-03-13

申请号：US14745068

申请日：2015-06-19

Applicant: LG ELECTRONICS INC.

Inventor： Kyeonghwan Kim ,  Jaehyun Kim ,  Jaehoon Lee

IPC: D06F33/02 ,  D06F37/04 ,  D06F37/06 ,  D06F37/20 ,  D06F37/22 ,  D06F37/30

Abstract: A laundry treatment apparatus including a cabinet forming an appearance of the apparatus, a drum disposed in the cabinet and having a laundry space therein to for accommodate laundry, a rotating shaft for rotatably supporting the drum in the cabinet, a balancer including a housing fixed to the drum, an accommodation space defined in the housing, a balancing unit movably provided in the accommodation space, and a housing power line provided in the accommodation space to supply electric power to the balancing unit, a shaft through-hole formed through the rotating shaft, a first connecting line disposed in the shaft through-hole and connected to a power source, a second connecting line connected to the housing power line, and a connector for coupling the first connecting line to the second connecting line is disclosed.

公开(公告)号：US09617676B2

公开(公告)日：2017-04-11

申请号：US14746307

申请日：2015-06-22

Applicant: LG ELECTRONICS INC.

Inventor： Oshin Kwon ,  Kyeonghwan Kim ,  Byunghyun Moon

IPC: D06F33/02 ,  D06F37/04 ,  D06F37/06 ,  D06F37/20 ,  D06F37/22 ,  D06F37/30

CPC classification number: D06F37/203 ,  D06F33/02 ,  D06F37/04 ,  D06F37/06 ,  D06F37/22 ,  D06F37/225 ,  D06F37/30 ,  D06F37/304 ,  D06F2202/065 ,  D06F2204/10 ,  D06F2222/00

Abstract: A laundry treatment apparatus including a cabinet forming an appearance of the apparatus, a drum rotatably disposed in the cabinet, a housing fixed to the drum, an accommodation space defined within the housing forming a closed loop, a balancing unit movably disposed in the accommodation space, and a housing power line provided at an inner circumferential surface of the housing to supply power to the balancing unit, wherein the balancing unit includes a unit body, a motor for moving the unit body, a brush contacting the housing power line, and a power terminal housing fixed to the unit body and having a space in which the brush is removably installed.

公开(公告)号：US09512551B2

公开(公告)日：2016-12-06

申请号：US14466116

申请日：2014-08-22

Applicant: LG Electronics Inc.

Inventor： Chaseung Jun ,  Byungkeol Choi ,  Youngmin Kim ,  Dongwon Kim ,  Hyundong Kim ,  Hwanjin Jung ,  Byungwook Min ,  Kyeonghwan Kim ,  Jinwoong Kim ,  Changwoo Son ,  Hyunseok Seo

IPC: D06F39/00 ,  D06F35/00 ,  D06F37/30 ,  D06F33/02 ,  D06F37/04 ,  H02K1/14 ,  H02K15/02 ,  D06F37/20 ,  D06F37/06 ,  D06F37/08

CPC classification number: D06F37/04 ,  D06F33/02 ,  D06F35/006 ,  D06F37/06 ,  D06F37/08 ,  D06F37/206 ,  D06F37/30 ,  D06F37/304 ,  D06F39/003 ,  D06F2202/06 ,  D06F2202/10 ,  D06F2202/12 ,  D06F2204/06 ,  D06F2204/065 ,  H02K1/14 ,  H02K15/02 ,  Y10T29/49009

Abstract: A washing machine includes a main body defining an outer appearance, a tub disposed within the main body, a main drum rotatably mounted in the tub, a sub drum mounted in the main drum to be relatively rotatable with respect to the main drum, an outer shaft for rotating the main drum, an inner shaft for rotating the sub drum, being disposed inside the outer shaft, and a driving motor having a stator, an outer rotor connected to the inner shaft that is rotatable outside the stator, and an inner rotor connected to the outer shaft that is rotatable inside the stator, wherein the driving motor independently drives the main drum and the sub drum.