公开(公告)号：US20170214277A1

公开(公告)日：2017-07-27

申请号：US15381361

申请日：2016-12-16

申请人： LG ELECTRONICS INC.

发明人： Seonghun LEE ,  Byungsang JUNG ,  Hwanyong KIM ,  Seungje PARK ,  Sangdoo HA ,  Yongjun SON ,  Seonwook PARK ,  Jaesung YANG ,  Wonbok LEE ,  Gyoocheol CHOI ,  Joonggil JEONG

IPC分类号： H02J50/12 ,  F25D11/00 ,  F25D29/00 ,  F25D27/00 ,  H01F38/14 ,  F25D25/02

CPC分类号： H02J50/12 ,  F25D11/00 ,  F25D25/02 ,  F25D25/024 ,  F25D27/005 ,  F25D29/008 ,  F25D2325/022 ,  F25D2400/40 ,  F25D2700/02 ,  H01F27/2804 ,  H01F27/365 ,  H01F38/14

摘要： Disclosed is a refrigerator for uniformly illuminating an inner space thereof. The refrigerator includes a cabinet including a storage compartment having a predetermined size, a shelf installed in the storage compartment, the shelf including a light source unit for illuminating an inside of the storage compartment, a transmitter connected to an external power supply for wirelessly transmitting power, the transmitter having a primary resonance frequency within a predetermined range, and a receiver for wirelessly receiving the power from the transmitter so as to supply the power to the light source unit of the shelf, the transmitter transmitting the power to the receiver using a secondary resonance frequency generated when the receiver is located close to the transmitter.

公开(公告)号：US20220140658A1

公开(公告)日：2022-05-05

申请号：US17576168

申请日：2022-01-14

申请人： LG Electronics Inc.

发明人： Seonghun LEE ,  Byungsang JUNG ,  Hwanyong KIM ,  Seungje PARK ,  Sangdoo HA ,  Yongjun SON ,  Seonwook PARK ,  Jaesung YANG ,  Wonbok LEE ,  Gyoocheol CHOI ,  Joonggil JEONG

IPC分类号： H02J50/12 ,  H01F27/36 ,  F25D11/00 ,  F25D25/02 ,  F25D27/00 ,  F25D29/00 ,  H01F38/14

摘要： Disclosed is a refrigerator for uniformly illuminating an inner space thereof. The refrigerator includes a cabinet including a storage compartment having a predetermined size, a shelf installed in the storage compartment, the shelf including a light source unit for illuminating an inside of the storage compartment, a transmitter connected to an external power supply for wirelessly transmitting power, the transmitter having a primary resonance frequency within a predetermined range, and a receiver for wirelessly receiving the power from the transmitter so as to supply the power to the light source unit of the shelf, the transmitter transmitting the power to the receiver using a secondary resonance frequency generated when the receiver is located close to the transmitter.

公开(公告)号：US20210083521A1

公开(公告)日：2021-03-18

申请号：US17103202

申请日：2020-11-24

申请人： LG Electronics Inc.

发明人： Seonghun LEE ,  Byungsang JUNG ,  Hwanyong KIM ,  Seungje PARK ,  Sangdoo HA ,  Yongjun SON ,  Seonwook PARK ,  Jaesung YANG ,  Wonbok LEE ,  Gyoocheol CHOI ,  Joonggil JEONG

IPC分类号： H02J50/12 ,  F25D11/00 ,  F25D25/02 ,  F25D27/00 ,  F25D29/00 ,  H01F38/14

摘要： Disclosed is a refrigerator for uniformly illuminating an inner space thereof. The refrigerator includes a cabinet including a storage compartment having a predetermined size, a shelf installed in the storage compartment, the shelf including a light source unit for illuminating an inside of the storage compartment, a transmitter connected to an external power supply for wirelessly transmitting power, the transmitter having a primary resonance frequency within a predetermined range, and a receiver for wirelessly receiving the power from the transmitter so as to supply the power to the light source unit of the shelf, the transmitter transmitting the power to the receiver using a secondary resonance frequency generated when the receiver is located close to the transmitter.

公开(公告)号：US20210175726A1

公开(公告)日：2021-06-10

申请号：US17107441

申请日：2020-11-30

申请人： LG ELECTRONICS INC.

发明人： Sangdoo HA

IPC分类号： H02J7/00 ,  A47L9/28 ,  A47L5/24

摘要： Provided is a charging device for charging a wireless manual cleaner and a robot cleaner. The charging device includes a first charger comprising a first charging terminal connected to a charging terminal of the manual cleaner, and a first transceiver configured to transmit and receive information to and from the manual cleaner; a second charger comprising a second charging terminal connected to a charging terminal of the robot cleaner, and a second transceiver configured to transmit and receive information to and from the robot cleaner; and a communication line configured to electrically connect the first transceiver and the second transceiver to each other.

公开(公告)号：US20190326784A1

公开(公告)日：2019-10-24

申请号：US16458819

申请日：2019-07-01

申请人： LG Electronics Inc.

发明人： Seonghun LEE ,  Byungsang JUNG ,  Hwanyong KIM ,  Seungje PARK ,  Sangdoo HA ,  Yongjun SON ,  Seonwook PARK ,  Jaesung YANG ,  Wonbok LEE ,  Gyoocheol CHOI ,  Joonggil JEONG

IPC分类号： H02J50/12 ,  F25D25/02 ,  F25D29/00 ,  F25D27/00 ,  H01F38/14 ,  F25D11/00

摘要： Disclosed is a refrigerator for uniformly illuminating an inner space thereof. The refrigerator includes a cabinet including a storage compartment having a predetermined size, a shelf installed in the storage compartment, the shelf including a light source unit for illuminating an inside of the storage compartment, a transmitter connected to an external power supply for wirelessly transmitting power, the transmitter having a primary resonance frequency within a predetermined range, and a receiver for wirelessly receiving the power from the transmitter so as to supply the power to the light source unit of the shelf, the transmitter transmitting the power to the receiver using a secondary resonance frequency generated when the receiver is located close to the transmitter.

公开(公告)号：US20170211875A1

公开(公告)日：2017-07-27

申请号：US15381402

申请日：2016-12-16

申请人： LG ELECTRONICS INC.

发明人： Seonghun LEE ,  Byungsang JUNG ,  Hwanyong KIM ,  Seungje PARK ,  Sangdoo HA ,  Yongjun SON ,  Seonwook PARK ,  Jaesung YANG ,  Wonbok LEE ,  Gyoocheol CHOI ,  Joonggil JEONG

IPC分类号： F25D27/00 ,  F25D11/00 ,  H02J50/12 ,  F25D25/02

CPC分类号： H02J50/12 ,  F25D11/00 ,  F25D25/02 ,  F25D25/024 ,  F25D27/005 ,  F25D29/008 ,  F25D2325/022 ,  F25D2400/40 ,  F25D2700/02 ,  H01F27/2804 ,  H01F27/365 ,  H01F38/14

摘要： Disclosed is a refrigerator for uniformly illuminating an inner space thereof. The refrigerator includes a cabinet including a storage compartment having a predetermined size, a shelf installed in the storage compartment, the shelf including a light source unit for illuminating an inside of the storage compartment, a transmitter connected to an external power supply for wirelessly transmitting power, the transmitter having a primary resonance frequency within a predetermined range, and a receiver for wirelessly receiving the power from the transmitter so as to supply the power to the light source unit of the shelf, the transmitter transmitting the power to the receiver using a secondary resonance frequency generated when the receiver is located close to the transmitter.