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公开(公告)号：US11490778B2
公开(公告)日：2022-11-08
申请号：US16864650
申请日：2020-05-01
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：US10898045B2
公开(公告)日：2021-01-26
申请号：US15572753
申请日：2016-05-09
Applicant: LG ELECTRONICS INC.
Inventor： Seyoung Woo , Joonho Pyo , Soohan Eo
Abstract: The present invention provides a dust collecting apparatus for a vacuum cleaner, comprising: a first cyclone installed in a first case and configured to separate dust from air introduced thereinto together with foreign substances and to discharge the separated dust to a first dust storage unit; a second cyclone mounted above the first cyclone and configured to separate fine dust from the air from which the dust is separated by the first cyclone and to discharge the separated fine dust to a second dust storage unit; a compression device configured such that at least a part thereof performs normal rotation in one direction and reverse rotation in the direction opposite to that of the normal rotation along the outer peripheral surface of a second case having the second dust storage unit therein to compress the dust stored in the first dust storage unit; a screw rotatably installed above the compression device and having a guide vane spirally extending along the outer periphery thereof to guide the collection of dust into the first dust storage unit; a driving unit that transmits a driving force to the compression device to selectively enable the normal rotation and the reverse rotation of the compression device; and a gear unit installed between the compression device and the screw to enable the screw to perform normal rotation while the compression device performs the normal rotation and the reverse rotation.
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公开(公告)号：US10413151B2
公开(公告)日：2019-09-17
申请号：US15015243
申请日：2016-02-04
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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公开(公告)号：US20190153646A1
公开(公告)日：2019-05-23
申请号：US16195494
申请日：2018-11-19
Applicant: LG Electronics Inc.
Inventor： Jeonguk Lee , Seyoung Woo , Taehee Lee , Joonho Pyo
Abstract: The present invention relates to a washing machine including an outer tub which accommodates wash water, an inner tub which is disposed in the outer tub to accommodate laundry, and which rotates around a vertical axis, a motor which provides torque, an outer shaft which has a hollow, and which rotates the inner tub, an inner shaft which rotates inside the hollow by the motor, a pulsator which is disposed in the inner tub and is connected to the inner shaft, and a clutch which is screw-coupled to the inner shaft in the hollow formed at the outer shaft, and which is engaged with the outer shaft so as to be raised by the rotation of the inner shaft.
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公开(公告)号：US09943202B2
公开(公告)日：2018-04-17
申请号：US14642374
申请日：2015-03-09
Applicant: LG ELECTRONICS INC.
Inventor： Soohan Eo , Joonho Pyo
CPC classification number: A47L9/1608 , A47L9/08 , A47L9/108 , A47L9/1616 , A47L9/1683 , A47L9/1691 , B01D45/14 , B04C3/04
Abstract: A dust collector includes a first dust storing unit to collect dust firstly-separated from air by a first cyclone, a second dust storing unit to collect fine dust secondly-separated from the air by second cyclones located above the first cyclone, a lower cover part coupled to a first dust container to form a bottom surface of the first dust storing unit and the second dust storing unit, and rotatable about a hinge to simultaneously open the first and second dust storing units, such that the dust and the fine dust are simultaneously discharged, and a compression device rotatably connected to the lower cover part so as to rotate in a reciprocating manner to compress the dust collected in the first dust storing unit.
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Patent Agency Ranking
公开(公告)号：US12215694B2
公开(公告)日：2025-02-04
申请号：US17096366
申请日：2020-11-12
Applicant: LG Electronics Inc.
Inventor： Kwangjae Won , Seokhyun Ban , Joonho Pyo , Dohyun Jung
Abstract: Introduced is a flow path conversion pump comprising: an inlet pipe for guiding a flow of water, an impeller housing having an impeller built therein, and including a first housing outlet and a second housing outlet formed parallel to a tangential direction of rotation of the, a flow path switch forming an internal space, including a first switch inlet and a second switch inlet, which communicate with the first housing outlet and the second housing outlet, respectively, and including a first outlet and a second outlet, which communicate with the first switch inlet and the second switch inlet, respectively, a diaphragm disposed in the internal space of the flow path switch, separating the first switch inlet and the second switch inlet, and separating the first outlet and the second outlet and a motor connected to the impeller to transmit power.
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公开(公告)号：US11903543B2
公开(公告)日：2024-02-20
申请号：US17958867
申请日：2022-10-03
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：US11408110B2
公开(公告)日：2022-08-09
申请号：US17091954
申请日：2020-11-06
Applicant: LG Electronics Inc.
Inventor： Jeonguk Lee , Manho Chun , Sechang Kim , Joonho Pyo
Abstract: A washing machine includes a water tank, a washing tub, a pulsator, a drive motor, a drive shaft, a dewatering shaft that rotates about the same axis of the drive shaft and spins the washing tub, a coupler that is mounted to move up and down along the dewatering shaft and transmits the torque of the drive motor to the dewatering shaft, a solenoid module that moves the coupler upward in a lengthwise direction of the dewatering shaft so as to cut off torque from the drive motor to the dewatering shaft or transmit the torque to the dewatering shaft, when a magnetic field is generated by applying an electric current to a coil, and a coupler guide that rotates itself or fixes the position of the coupler, by coming into contact with the coupler when the coupler moves upward in the lengthwise direction of the dewatering shaft.
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公开(公告)号：US10575706B2
公开(公告)日：2020-03-03
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：US10390677B2
公开(公告)日：2019-08-27
申请号：US15615291
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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