Lg Electronics Inc.

Oshin Kwon

Keunjoo Kim

Jaeyong Jeong

Dongsoo Lee

Byunghyun Moon

Hyojun Kim

Hongjun Cho

Hyuksoo Lee

Aekyung Chae

Yeonju Lee

Hyeonjoong Kim

Yangguk Hwang

Sangwook Lee

Hoil Jeon

Minji Kim

Kyosoon Chae

Kyeonghwan Kim

A dryer includes a drum including a drum body, a front cover having a drum inlet, and a rear cover, a fixing panel spaced apart from the rear cover, a stator fixed to the fixing panel, a rotor configured to rotate relative to the stator, a housing that is fixed to the fixing panel, a first shaft fixed to the rotor and located in the housing, a second shaft located in the housing and fixed to the rear cover, and interlocking gears rotatably located in the housing and configured to transmit a rotational force of a driving gear defined at the first shaft to a driven gear defined at the second shaft. The first shaft and the second shaft are configured to rotate about a common rotation axis passing through the driving gear shaft and the first shaft hole.

Dryer

A laundry treating apparatus includes a drum body, a front cover, a rear cover, a fixed panel spaced apart from the rear cover, a housing fixed to the fixed panel, a stator, a rotor, a ring gear fixed in the housing, a first shaft fixed to the rotor and located in the housing, a driver gear located within the housing and fixed to the first shaft, a second shaft that is concentric with the first shaft, fixed to the rear cover, and located within the housing, a base located within the housing and coupled to the second shaft, and a driven gear having a first body rotatably fixed to the base, a first gear defined at the first body and engaged with the driver gear, a second body fixed to the first body, and a second gear defined at the second body and engaged with the ring gear.

Apparatus for treating laundry

A laundry treating apparatus includes a drum including a drum body, a front cover, and a rear cover, a fixed panel that is spaced apart from the rear cover and defines a panel inlet and a panel outlet, a rotor, an exhaust duct configured to guide air from the drum to the panel outlet, a heat exchanger configured dehumidify air in the exhaust duct, a flow path forming part fixed to the fixed panel and in contact with the drum, a duct body fixed to the fixed panel and configured to guide air from the panel outlet to the panel inlet, the duct body receiving the rotor, and a flow path guide configured to guide a portion of the air from the panel outlet to the duct body in a clockwise direction and another portion of the air from the panel outlet to the duct body in a counterclockwise direction.

A dryer includes a drum including a drum body, a front cover with a drum inlet, and a rear cover with an air inlet, a fixing panel that has a first cooling hole and a second cooling hole, a motor configured to rotate the drum, where the fixing panel further defines supply holes arranged along a circumferential surface of the motor and configured to guide air to the air inlet, a supply duct fixed to the fixing panel and configured to guide air to the supply holes, where the supply duct defines an accommodating space that accommodates the motor, and a duct cover that connects together the first cooling hole, the accommodating space, and the second cooling hole and that is configured to circulate air through the first cooling hole, the accommodating space, and the second cooling hole to thereby cool the motor.

Clothes dryer configured for motor cooling

A method for controlling a laundry treating apparatus is disclosed. The apparatus comprises a main-drum and an auxiliary-drum selectively mounted on or separated from the main-drum. The method may comprise: a main laundry quantity detection operation for detecting a laundry quantity in the main-drum via rotation of a pulsator disposed in the main-drum; and an auxiliary laundry quantity detection operation for detecting a laundry quantity in the auxiliary-drum by driving the main-drum, wherein the auxiliary laundry quantity detection operation is performed based on the main laundry quantity detected in the main laundry quantity detection operation.

Laundry treating apparatus and method for controlling the apparatus

Disclosed is a method of controlling a laundry treating apparatus comprising a tub configured to hold wash water, a drum mounted in the tub, a pulsator mounted in the drum, a sub-drum coupled to the drum, the sub-drum being configured to hold wash water, and a drive unit configured to rotate the drum and the pulsator. The method comprises a water current forming step comprising performing a basket motion and a pulsate motion and a cooling step comprising lowering the temperature of the drive unit. The basket motion is configured to form water current in the wash water held in the tub and in the sub-drum simultaneously. The pulsate motion is configured to form water current in wash water held in the drum while the pulsator is driven. A performance timing of the cooling step is preset in at least one of the wash cycle or the rinse cycle.

Garment processing device and method for controlling same

An apparatus for treating laundry includes a cabinet and a drum. The cabinet includes a base panel, a support panel fixed to the base panel, and a fixed panel fixed to the base panel. The drum includes a cylindrical drum body and a drum entrance defined at a front cover of the cylindrical drum body. The apparatus further includes a support panel perforated hole defined at the support panel and in communication with the drum entrance, a drum connecting body provided at the support panel and connecting the support panel perforated hole to the drum entrance, and a drive part. The drive part includes a stator configured to generate a rotating field, a rotor configured to be rotated by the rotating field, and a power transmission part that is fixed to the fixed panel and that is configured to transmit a rotational motion of the rotor to the drum.

A laundry treating apparatus may include a main drum and an auxiliary drum selectively mounted on or separated from the main drum. A method for controlling the laundry apparatus may include rotating the main drum to cause a centrifugal force for discharging water from the auxiliary drum before supplying washing water into the auxiliary drum. The method may include one of washing laundry in the main drum while the auxiliary drum is separated from the main drum, washing laundry in only the auxiliary drum while the auxiliary drum is mounted on the main drum, or washing laundry simultaneously in the auxiliary drum and the main drum while the auxiliary drum is mounted on the main drum.

The washing machine includes a tub, a drum, a plurality of balancing units moving along the circumference of a front side or a rear side of the drum in order to reduce imbalance caused by concentration of laundry when the drum rotates, a vibration sensor sensing a vibration amount of the tub, and a controller moving the plurality of balancing units according to the vibration amount of the tub, measured by the vibration sensor. The controller controls a drum motor to rotate the drum at a constant rotation speed, moves the plurality of balancing units in the same rotation direction to minimize the vibration amount of the tub, measured by the vibration sensor, and thereafter moves the plurality of balancing units in different rotation directions to minimize the vibration amount of the tub, measured by the vibration sensor, thereby reducing imbalance.

Washing machine and control method thereof

The present invention relates to an laundry treating apparatus comprising: a tub providing a space for storing water; a drum rotatably provided inside the tub and providing a space for storing clothes; a detergent box provided outside of the tub and providing a space for storing detergent, and receiving water from only the tub; tub penetrating holes provided while penetrating the inner peripheral surface of the tub; and a connecting part of which one side communicates with the tub penetrating holes and the other side communicates with the detergent box so as to allow at least a portion of the water moving in a direction of the inner peripheral surface of the tub by a centrifugal force generated during rotation of the drum, to flow into the detergent box, and mix the same with the detergent and discharge the same back to the inner peripheral surface of the tub.

Laundry treating apparatus and method for controlling laundry treating apparatus

A clothes treating device includes: a cabinet; a tub having an inlet at an upper part; a drum provided inside the tub and having a through-hole on a bottom surface thereof; a stirring part rotatably disposed in through-hole; a driving part provided on the lower part of the stirring part so as to provide power for rotating the stirring part and/or the drum; and a coupling provided between the stirring part and the driving part so as to be rotated by the power, and provided so as to rotate the stirring part and the drum in different directions or rotate only the stirring part when a water level of the tub is greater than or equal to a certain water level, and to rotate the stirring part and the drum in the same direction when the water level is less than to the certain water level.

Clothes treating device

The present invention relates to a laundry processing apparatus comprising: a tub for storing water and having an opening for putting in and taking out laundry; a drum, provided in the interior of the tub, for storing the laundry supplied through the opening; an agitator rotatably provided inside the drum; a fixed body fixed to the drum; a drum fixing part having a body-penetrating hole provided so as to penetrate the fixed body, and an accommodating body which is fixed to the fixed body and the cross-sectional surface of which is concentric with the body-penetrating hole; a rotating shaft connected to the agitator by penetrating the tub and drum, and inserted into the body-penetrating hole; a drive gear positioned inside the accommodating body and fixed to the rotating shaft; a driven gear provided along the inner circumferential surface of the accommodating body; at least two connecting gears connecting the drive gear and driven gear; a housing to which each connecting gear is rotatably fixed and which rotates inside the accommodating body due to the connecting gears; and a housing stopper, provided on at least one from among the housing and fixed body, for stopping the rotation of the housing when the rotating shaft has rotated by a previously set number of times.

Laundry processing apparatus

A laundry treating apparatus is disclosed. The laundry treating apparatus comprises a tub provided to hold wash water; a drum rotatably provided in the tub and comprising a shaft which is perpendicular to the ground; a sub-drum detachably mounted to the drum and configured to wash laundry after being inserted in an inner circumferential surface of the drum, independent from the drum; a water supply unit configured to supply wash water; and a detergent box provided in the sub-drum to store wash detergent therein and comprising a detergent discharging unit configured to discharge the wash water supplied from the water supply unit and the detergent into the sub-drum.

Clothes processing apparatus and control method therefor

The present disclosure provides a laundry treating apparatus. In one embodiment, the apparatus includes a tub for receiving washing-water therein; a first drum rotatably disposed within the tub; a second drum disposed in the first drum so as to be attachable or detachable to or from the first drum, wherein washing of a laundry by the second drum is performed separately from washing of a laundry by the first drum; and a guide rib projected from an upper portion of a inner circumferential face of the second drum toward a center of the second drum, wherein the guide rib is constructed to guide wash-water rising up via a rotational force of the second drum to flow toward a center of the second drum and then to fall down.

Clothing treatment device

A laundry treating apparatus is disclosed. The laundry treating apparatus comprises a tub provided to hold wash water; a drum rotatably provided in the tub and comprising a shaft which is perpendicular with the ground; a sub-drum detachably mounted to an inner circumferential surface of the drum and configured to wash laundry, independent from the drum; a tub cover provided in an upper surface of the tub and comprising a laundry introduction opening formed therein; a sensing object unit provided in the sub-drum; and a sensor unit provided in the tub cover and configured to sense the sensing object unit.

Growing community of inventors

Seoul, South Korea

Oshin Kwon