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公开(公告)号:US11039724B2
公开(公告)日:2021-06-22
申请号:US16590995
申请日:2019-10-02
申请人: LG Electronics Inc.
发明人: Jungkyu Son , Bohyun Nam , Jaeyong Park , Sehwan Bae , Jonghyun Seo , Jinwoo Lee , Donghoon Kwak , Jaehwan Ko
IPC分类号: A47L9/28 , A47L9/10 , A47L9/16 , A47L9/22 , A47L9/32 , A47L9/00 , A47L9/12 , A47L5/36 , A47L9/24
摘要: A vacuum cleaner includes a cleaner body, a suction hose mounted at a front surface of the cleaner body to suck in dust, moving wheels provided at both sides of the cleaner body, rotating to move the cleaner body and rotatably supporting the cleaner body, wheel motors connected to the moving wheels and rotating the moving wheels, a detecting unit provided in the cleaner body and sensing inclination of the cleaner body to determine whether the cleaner moves and stops, a plurality of detecting members provided at a front surface of the cleaner body and located at both sides of the suction hose to detect an obstacle, and a controller for controlling the wheel motors according to detected signals of the detecting unit and the obstacle detecting members.
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公开(公告)号:US10925453B2
公开(公告)日:2021-02-23
申请号:US16002143
申请日:2018-06-07
申请人: LG ELECTRONICS INC.
发明人: Donghoon Kwak , Jaehwan Ko , Hyukdo Kweon
摘要: The present disclosure relates to a cleaner according to one embodiment, which includes a main body, a grip unit provided on the main body to be gripped by a user, a pressure sensor unit provided on the grip unit to detect pressure applied by the user to a part of an outer surface of the grip unit, a driving unit provided at a lower portion of the main body to move the main body, and a controller to control the driving unit based on the detected pressure.
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公开(公告)号:US10231584B2
公开(公告)日:2019-03-19
申请号:US15444611
申请日:2017-02-28
申请人: LG ELECTRONICS INC.
发明人: Sungjun Kim , Donghoon Kwak
摘要: A cleaner that includes: a main body; a suction assembly; and a coupling hose, wherein the main body includes: an air suctioning device, a case, a driving motor that is coupled to a first surface of the case and that is configured to generate driving force, a traveling wheel that is coupled to the first surface of the case and that is configured to rotate based on driving force generated by the driving motor, a motor cover that is configured to cover the driving motor such that the driving motor is located in a space between the first surface of the case and the motor cover, a rotating shaft that is coupled to the driving motor and that is configured to transfer driving force generated by the driving motor to the traveling wheel, and a coupling unit that couples the rotating shaft to the traveling wheel is disclosed.
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公开(公告)号:US12001223B2
公开(公告)日:2024-06-04
申请号:US17498985
申请日:2021-10-12
申请人: LG ELECTRONICS INC.
发明人: Donghoon Kwak , Jaehwan Ko , Hyukdo Kweon
CPC分类号: G05D1/0295 , G01S5/0284 , G05D1/028 , G06K7/10306
摘要: A plurality of autonomous mobile robots includes a first mobile robot having a first module for transmitting and receiving an Ultra-Wideband (UWB) signal, and a second mobile robot having a second module for transmitting and receiving the UWB signal. The second mobile robot follows the first mobile robot using the UWB signal.
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公开(公告)号:US11877713B2
公开(公告)日:2024-01-23
申请号:US17640501
申请日:2019-10-01
申请人: LG ELECTRONICS INC.
发明人: Donghoon Kwak , Jaehwan Ko , Hyeokjoo Yun
CPC分类号: A47L5/24 , A47L9/2884
摘要: According to an embodiment of the present disclosure, provided is a cleaner which comprises: a main body having a cylindrical shape; a cyclone unit which is provided inside the main body so as to separate dust from air suctioned into the main body; an extension duct which communicates with the cyclone part and extends from the main body; a suction nozzle which is coupled to the extension duct and suctions dust; a first battery unit which extends from the main body and supplies electric power so that the cyclone unit can suction air; and a second battery unit which supplies electric power to the cyclone unit and is slidably coupled to the extension duct. According to an embodiment of the present disclosure, the usage time of the cleaner can be increased, and the fatigue that a user feels can be minimized even when the usage time is increased.
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公开(公告)号:US11409308B2
公开(公告)日:2022-08-09
申请号:US16562678
申请日:2019-09-06
申请人: LG Electronics Inc.
发明人: Donghoon Kwak
摘要: A mobile robot according to an embodiment of the present disclosure may comprise a main body, a moving unit configured to move the main body, a communication unit configured to communicate with a second mobile robot that emits a signal, and a controller configured to recognize a position of the another mobile robot using the signal, control the moving unit to follow a trajectory corresponding to a movement of the another mobile robot based on the recognized position, and in response to the length of trajectory to be followed by the main body deviating from the predetermined range, output a control command to cause a moving speed of the main body or the second mobile robot to change.
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公开(公告)号:US11357377B2
公开(公告)日:2022-06-14
申请号:US16508487
申请日:2019-07-11
申请人: LG ELECTRONICS INC.
发明人: Donghoon Kwak , Kyoungsuk Ko , Sungwook Lee
摘要: A cleaning system may include a first mobile robot, a communication unit configured to communicate with a second mobile robot that emits a second signal, and a controller configured to recognize the location of the second mobile robot using the second signal, and control a moving speed of the first mobile robot such that the second mobile robot follows a trajectory corresponding to the movement of the first mobile robot based on the recognized location. The controller may transmit a first signal to the second mobile robot in response to the first mobile robot approaching the second mobile robot to within a distance less than a threshold distance from the second mobile robot, and control avoidance moving of the first mobile robot and the second mobile robot based on the second signal of the second mobile robot responding to the first signal.
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公开(公告)号:US11150668B2
公开(公告)日:2021-10-19
申请号:US16401232
申请日:2019-05-02
申请人: LG Electronics Inc.
发明人: Donghoon Kwak , Jaehwan Ko , Hyukdo Kweon
摘要: A mobile robot according to an embodiment of the present disclosure may include a traveling unit configured to move a main body; a memory configured to store trajectory information of a moving path corresponding to the movement of the main body; a communication unit configured to communicate with another mobile robot that emits a signal; and a controller configured to recognize the location of the another mobile robot based on the signal, and control the another mobile robot to follow a moving path corresponding to the stored trajectory information based on the recognized location. In addition, the controller may control the moving of the another mobile robot to remove at least part of the stored trajectory information, and allow the another mobile robot to follow a moving path corresponding to the remaining trajectory information in response to whether the moving path corresponding to next trajectory information to be followed by the another mobile robot satisfies a specified condition.
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公开(公告)号:US20190110654A1
公开(公告)日:2019-04-18
申请号:US15895198
申请日:2018-02-13
申请人: LG ELECTRONICS INC.
发明人: Donghoon Kwak , Jaehwan Ko , Hyukdo Kweon
摘要: The present disclosure relates to a cleaner according to one embodiment, which includes a cleaner body, a grip member disposed on the cleaner body to be gripped by a user, a pressure sensor part disposed in the grip member to detect pressure applied by the user to a part of an outer surface of the grip member, a driving unit disposed at a lower portion of the cleaner body to move the cleaner body, and a controller to control the driving unit based on the detected pressure.
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公开(公告)号:US12016519B2
公开(公告)日:2024-06-25
申请号:US17261519
申请日:2019-07-22
申请人: LG ELECTRONICS INC.
发明人: Donghoon Kwak , Jaehwan Ko , Hyukdo Kweon
CPC分类号: A47L9/2894 , A47L9/2852 , A47L11/4011 , B25J9/1666 , B25J11/0085 , A47L2201/04 , G08C17/00 , G08C23/00
摘要: Disclosed are a robot cleaner and a method for controlling same. The robot cleaner comprises: a travel unit for moving a main body; a communication unit for communicating with a remote control device by using ultra-wideband signals; and a control unit which, in response to a first optical signal emitted from the remote control device to the main body, calculates the position of the remote control device by using the ultra-wideband signals that are output to the communication unit. Also, the control unit recognizes, in response to a second optical signal emitted from the remote control device directly after the first optical signal, the position of a target point corresponding to the second optical signal and calculated on the basis of the determined position of the remote control device, and generates a travel command to move the main body to the recognized position of the target point.
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