LG Electronics Patente

A water treatment apparatus and a washing apparatus include a soft water generator that receives raw water and generates soft water, a salt water generator that generates salt water, and an electrolyzed water generator that generates electrolyzed water by electrolyzing mixed water in which the soft water generated from the soft water generator and the salt water generated from the salt water generator are mixed.

An electrolyzed water generator, a water treatment device, and a washing device according to one embodiment of the present disclosure include an electrolysis chamber having an internal space, a diaphragm that divides the internal space of the electrolysis chamber into a first electrolytic compartment and a second electrolytic compartment, is impermeable to ionic substances, and allows current to pass through, a first electrode disposed in the first electrolytic compartment, and a second electrode disposed in the second electrolytic compartment and having a polarity opposite to that of the first electrode, in which at least one of the first electrode and the second electrode includes a substrate metal layer, and a catalyst metal layer having a thickness thinner than that of the substrate metal layer.

Provided is a stator of a motor. The stator of the motor includes engaged portions in which two adjacent unit yokes are engaged with each other in a folding-type stator core, and each of the engaged portions may include a contact surface in contact with engaged portions of two adjacent unit yokes, and at least one non-contact surface arranged at a height smaller than a height of the contact surface in a circumferential direction not to be in contact with the engaged portion of another unit yoke adjacent in the circumferential direction. Thus, since the at least one non-contact surface is arranged in each of the engaged portions in which two adjacent unit yokes among unit yokes of the stator core configured as a folding-type core are engaged with each other, internal stress that may occur when the two adjacent engaged portions come into close contact with each other while the two adjacent unit yokes are being folded may be attenuated and iron loss caused by the internal stress in the two adjacent unit yokes may be suppressed, thereby improving motor efficiency and motor performance.

Embodiments of the present invention relate to a robot cleaner station (100). The robot cleaner station includes: a housing (110) having an entrance through which a robot cleaner enters and exits; a base (12) accommodated inside the housing and disposed below the robot cleaner; an accommodation space (S) formed between the base and an upper cover of the housing to accommodate the robot cleaner; and a mop drying unit (170) configured to dry a mop (242) of the robot cleaner (200). The mop drying unit includes a blower fan (171e) configured to provide a flow force to air discharged into the accommodation space. The blower fan is disposed in the housing such that a surface from which air is discharged faces the accommodation space, and an imaginary axis extending from a rotation shaft of the blower fan forms a predetermined inclination with respect to the ground. Through this configuration, an air flow within the housing is smoothly established, and operational stability is enhanced by preventing overheating of the blower fan.

The present invention relates to a method of controlling a robot cleaner station (100), the method including a mop washing step of washing a mop (242) of a robot cleaner (200) by supplying washing water to the mop in a state in which the robot cleaner is coupled to the robot cleaner station, a sterilizing/washing step of sterilizing the mop by discharging heated water or wet vapor to the mop, and a mop drying step of drying the mop by operating a blower fan (175) configured to discharge air toward the mop, in which the blower fan operates in the sterilizing/washing step, thereby preventing an increase in internal humidity of the robot cleaner station and improving efficiency of a drying process.

Disclosed is a display device. The display device of the present disclosure includes: a display panel; a frame which is positioned behind the display panel; a substrate which is positioned between the display panel and the frame; a light source which is mounted on a front surface of the substrate; and a fixer which couples the substrate to the frame, wherein the fixer comprises a leg that penetrates the substrate and the frame, and is caught on a rear surface of the frame.

The condenser comprises a housing defining an outer shape of the condenser and constructed such that washing water and refrigerant flow therein in a separate manner from each other; a plurality of tubes received in the housing and extending in a longitudinal direction of the housing, wherein the plurality of tubes are arranged so as to be spaced from each other in a diameter direction of the housing, wherein the washing water flows in and along the plurality of tubes; closure portions disposed at both opposing ends of the housing, respectively, and constructed to close the both opposing ends of the housing, respectively, wherein the tubes pass through each of the closure portions; and each sealing portion disposed to contact each closure portion and made of a material having a melting temperature lower than a melting temperature of each closure portion.

Disclosed is a dishwasher which is configured to generate a plurality of washing water heating modes using a heat pump module, a washing water heater or a combination thereof as a heating source according to user intent prioritizing power saving or user intent prioritizing time saving, and allow a user to freely select one therefrom, thereby providing various selection options for the washing water heating mode.

A dishwasher comprises a tub in which dishes are accommodated and a condenser disposed under the tub. Washing water and refrigerant flow in a separate manner from each other in the condenser while exchanging heat with each other in the condenser. The condenser comprises a housing defining an outer shape thereof. The washing water and the refrigerant flow separately in the housing. The condenser comprises a tube received inside the housing. The refrigerant flows through the tube. The tube is wound to form a plurality of cylindrical structures sequentially arranged to be spaced apart from each other in a diameter direction of the housing. Each of a plurality of tube portions extends in a longitudinal direction of the housing so as to be wound in a spiral coil manner around a center of the housing to form each of the plurality of cylindrical structures.

A dishwasher comprises a washing pump for transferring washing water and a filter assembly connected to the washing pump and positioned downstream of the washing pump in a flow direction of the washing water. The filter assembly filters out foreign substances contained in the flowing washing water. The dishwasher further comprises a condenser connected to the filter assembly and positioned downstream of the filter assembly in a flow direction of the washing water. The filter assembly is detachably coupled to the condenser.

A dishwasher comprises a tub in which dishes are accommodated. The dishwasher comprises a base disposed under the tub. The dishwasher comprises a mounting portion disposed in the base. The dishwasher comprises a condenser mounted on the mounting portion. The dishwasher comprises a water-leakage detector mounted on the mounting portion. The water-leakage detector is disposed at a position spaced apart from the condenser.

A dishwasher comprises a tub in which dishes are accommodated. The dishwasher comprises a sump disposed under the tub. Washing water is stored in the sump. The dishwasher comprises a filter mounted at the sump. The filter filters the washing water to be collected toward the sump. The dishwasher comprises a condenser disposed under the tub. Washing water and refrigerant flow through the condenser. The condenser comprises a housing that defines an outer shape. The washing water and refrigerant flow separately in the housing. The condenser comprises a first tube received inside the housing. The refrigerant flows through the first tube.

Provided is a dishwasher configured such that a compressor, a condenser, an expansion valve, an evaporator, a refrigerant pipe, etc. constituting a heat pump system are disposed in a base such that the compressor, the condenser, the expansion valve, the evaporator, the refrigerant pipe, etc. are collectively extend from or retract into the base through an open front surface of the base, and thus, when maintenance and repair of the heat pump system is required, the heat pump system may entirely and at-once extend from the base even in a state in which only a door, a front panel functioning as a baseboard, a lower frame, etc. are disassembled from the dishwasher without the need to remove a tub from the base, thereby remarkably improving convenience of maintenance and repair.

Provided is a dishwasher configured such that a compressor, a condenser, an expansion valve, an evaporator, a refrigerant pipe, etc. constituting a heat pump system are disposed in a base such that the compressor, the condenser, the expansion valve, the evaporator, the refrigerant pipe, etc. are collectively extend from or retract into the base through one open side surface of the base, and thus, when maintenance and repair of the heat pump system is required, the heat pump system may entirely and at-once extend from the base even in a state in which only a portion of a casing is disassembled from the dishwasher without the need to remove a tub from the base, thereby remarkably improving convenience of maintenance and repair.

A condenser for condensing refrigerant comprises a housing configured such that washing water and the refrigerant flow therein in a separate manner from each other. The housing defines an outer shape of the condenser. The condenser comprises a plurality of tubes received in the housing and extending in a longitudinal direction of the housing and arranged so as to be spaced from each other in the housing. The washing water flows in and along the plurality of tubes. The condenser comprises a refrigerant flow path guide formed inside the housing so as to define a refrigerant flow path. The refrigerant flow path guide blocks the flow of the refrigerant to change the flow direction to increase a flow length by which the refrigerant flows in the housing.

A control box and a display device including the control box are disclosed. The control box includes a case, a plate disposed in the case, a wheel comprising an inner gear and rotatably mounted on the plate, an antenna mount including an antenna and fixed to the wheel so as to be rotated together with the wheel, and a motor comprising a drive gear engaged with the inner gear of the wheel.

The present disclosure relates to an air conditioner.The air conditioner according to the present disclosure includes: a heat exchanger including a first pipe module, a second pipe module connected in series or in parallel with the first pipe module, and a third pipe module disposed below the first pipe module and the second pipe module; a distribution tube including a first distribution tube connected to the first pipe module, and a second distribution tube extending from the first distribution tube and connected to each of the second pipe module and the third pipe module; and a first check valve disposed in the distribution tube and configured to block refrigerant in the first distribution tube from flowing to the second distribution tube.

A method for controlling a laundry treating apparatus including: a water supply step of supplying water to a steam generator (8); a heating step of heating water inside the steam generator (8); and a washing step of supplying water inside the steam generator (8) to a water collector (6) when a temperature of water inside the steam generator (8) reaches a preset set temperature.

Provided herein is a control method of a laundry treatment apparatus including a drum, a flow passage, a blower, a heat exchanger including a compressor, a pressure regulator, a first heat exchanger, and a second heat exchanger, a water collector, and a steam generator. The control method may include a heating operation of increasing a temperature of the drum and a temperature of the flow passage by operating the blower and the heat exchanger, a waiting operation of maintaining the heat exchanger in an operation-terminated state after termination of the heating operation, a water collector cleaning operation of supplying hot water to the water collector by spraying the steam inside the steam generator into the first heat exchanger after the waiting operation.

Provided herein is a control method of a laundry treatment apparatus including a drum, a flow passage, a blower, a heat exchanger including a compressor, a pressure regulator, a first heat exchanger, and a second heat exchanger, a water collector, and a steam generator. The control method may include a heating operation of increasing a temperature of the drum and a temperature of the flow passage by operating the blower and the heat exchanger, a waiting operation of maintaining the heat exchanger in an operation-terminated state after termination of the heating operation, a moisture supply operation of spraying, by the steam generator, steam into the flow passage after termination of the waiting operation, and a sterilization operation of circulating the steam inside the flow passage using the blower to sterilize the drum, the flow passage, the first heat exchanger, and the second heat exchanger.

The present disclosure relates to a window cleaning apparatus. The window cleaning apparatus of the present disclosure includes a housing which forms an outer shape, and has a first surface facing a window; a driving unit which moves the housing; and a cleaning module which is arranged on the first surface, and removes foreign matter from the window, wherein the cleaning module includes: a cleaning body; a scraper which protrudes from the cleaning body toward the window; and a spray nozzle which is arranged below the scraper, and sprays a cleaning solution onto the window, wherein an outlet for spraying air onto the window is formed on one side of the cleaning body.

The present disclosure relates to a window cleaning apparatus, and a window cleaning apparatus according to an embodiment of the present disclosure includes a cleaning module configured to clean a window, a lower case accommodating the cleaning module and having an opening formed at an upper side thereof, an upper case including an inner cover disposed above the lower case to cover the opening, and an outer cover disposed above the inner cover to cover the inner cover, and a solar panel disposed on an upper surface of the outer cover and configured to generate electric power using sunlight, in which the outer cover is rotatably connected to one side of the inner cover.

The present disclosure relates to a window cleaning apparatus, and a window cleaning apparatus according to an embodiment of the present disclosure includes a frame, a main body movable in an up-down direction along the frame, and a net module disposed on one side of the main body and having a net whose length varies, in which clips are disposed on opposite sides of the frame and are configured to be compressed by contact with the net module, and the clips are configured to bring the net into close contact with the frame upon separation of contact with the net module moving downward relative to the frame.

The present disclosure relates to a window cleaning apparatus. The window cleaning apparatus includes: a housing forming an outer appearance and having a first surface that faces a window; and a cleaning solution tank disposed inside the housing and storing a cleaning solution supplied to a spray nozzle. The housing has a tank hole formed in the first surface, so that the cleaning solution tank is inserted and withdrawn through the tank hole.

Disclosed are a dishwasher and a method for controlling the same, in which in a situation where an operating rotational speed or an operating frequency of a washing pump is reduced in response to a state of progress of a cycle of the dishwasher, an operating rotational speed or an operating frequency of each of a compressor and a blower module which may act as a main noise generating source may be reduced, thereby maintaining a total low noise generation amount and remarkably saving electric power consumption.

Described is a method for controlling a laundry treating apparatus including: a drum constructed to store laundry therein; a flow channel assembly constructed to guide air discharged from the drum to the drum; a blower that moves air along the flow channel assembly; a heat exchanger assembly including a compressor that moves a refrigerant along a refrigerant pipe, a pressure regulator disposed in the refrigerant pipe, a first heat exchanger that dehumidifies air by exchanging heat between air introduced into the flow channel assembly and the refrigerant discharged from the pressure regulator, and a second heat exchanger that heats air by exchanging heat between air that has passed through the first heat exchanger and the refrigerant discharged from the compressor; a water collector constructed to store condensate removed from air passing through the first heat exchanger therein; and a steam generator that generates steam by heating water, the method including: a heat exchange step of operating the blower and the heat exchanger assembly; a heat exchange end step of ending the operation of the blower and the heat exchanger assembly; a heat exchanger washing step of supplying steam to the first heat exchanger with the steam generator; a flow channel assembly washing step of operating the blower to move steam along the flow channel assembly; and a water collector washing step of supplying, to the water collector, hot water generated by spraying steam to the first heat exchanger with the steam generator, wherein the water collector washing step is performed after the flow channel assembly washing step is ended.

A dishwasher comprises a tub in which dishes are accommodated. The dishwasher comprises a mounting portion disposed under the tub. The dishwasher comprises a compressor mounted on the mounting portion. The compressor compresses refrigerant. The dishwasher comprises a sump mounted on the mounting portion. Washing water may be stored in the sump. The dishwasher comprises a washing pump mounted on the mounting portion. The washing pump transfers the washing water. The dishwasher comprises a fixing member coupled to the mounting portion. The compressor is coupled to the fixing member. The fixing member is made of a vibration absorbing material.

A dishwasher comprises a tub constructed to accommodate therein dishes; a spray arm disposed in the tub and configured to spray washing water to the dishes, wherein the spray arm includes a plurality of spray arms positioned at different positions; a compressor for compressing refrigerant; a condenser fluid-communicating with the compressor, wherein heat exchange between the washing water and the refrigerant occurs while washing water and the refrigerant flow separately in the condenser; and a washing pump fluid-communicating with the condenser and configured to transfer the washing water. A method for controlling the dishwasher comprises: measuring an operation value generated under an operation of at least one of the compressor or the washing pump; comparing the operation value with a set value; and in response to that the operation value exceeds the set value, determining that at least one of the compressor or the spray arm is clogged with foreign substances.

Provided is a dishwasher configured such that an evaporator constituting a heat pump system is disposed inside a heat exchange duct constituting a heat exchange flow path, and air cooled while exchanging heat with refrigerant in the evaporator is discharged not to an accommodation space between a tub and the base but to an outside out of the base, thereby preventing deterioration of operational efficiency of the heat pump module which may be occur when the air cooled while exchanging heat with the refrigerant in the evaporator is reintroduced to the evaporator.

Provided is a dishwasher configured such that a compressor, a condenser, an expansion valve, an evaporator, a refrigerant pipe, etc. constituting a heat pump system are arranged in a distributed manner and are disposed at positions as close as possible to an edge wall of a base, and the compressor, the condenser, and the evaporator having relatively large volumes are positioned such that a horizontal overlapping amount therebetween may be minimized, such that a user can easily access the components accommodated in the base through an open area of the base, and thus can easily perform a maintenance process not only on the components of the heat pump system but also on existing components such as a washing pump, a water softener device, etc. without removing a tub from the base.

A cooking appliance according to an embodiment of the present disclosure may include: a power supply; an inverter configured to switch a voltage input through the power supply; a working coil configured to generate a magnetic field when a current is supplied from the inverter; a controller configured to control a switching frequency of the inverter; and a voltage charging/discharging circuit configured to charge and discharge an input voltage input through the power supply to reduce a ripple of a resonance current flowing through the working coil.

An invention relating to a cooking appliance is disclosed. The disclosed invention comprises: an electric component housing part accommodating a plurality of circuit parts, and a cooling fan introducing air into an internal space of the electric component housing part through an intake port and discharging the air to an outside through an exhaust port, wherein each of the circuit parts is one of a first circuit part and a second circuit part forming different circuits, the first circuit part includes a heat dissipation member on which a heat-generating component is installed, and the heat dissipation member is disposed in an air flow path connecting the intake port and the discharge port.

Disclosed herein is a cooking appliance. The cooking appliance comprises a main electrical part including a functional circuit part and a sub electrical part including electrical components other than the functional circuit part, and the main electrical part and the sub electrical part are disposed to be spaced apart from each other.

An invention relating to a cooking appliance is disclosed. The disclosed invention comprises: a plurality of circuit parts disposed in a plurality of electric component spaces, wherein each circuit part is any one of a first circuit part and a second circuit part forming different circuits, and a plurality of the first circuit parts may be disposed in different electric component spaces, or the first circuit part and the second circuit part may be disposed in different electric component spaces, or another electric component may be interposed between the first circuit part and the second circuit part.

An invention relating to a cooking appliance is disclosed. The disclosed invention comprises: an electric component supporter supporting at least one of a plurality of circuit parts, and a coupling part provided to couple the electric component supporter to a case supporting a top plate, wherein the coupling part includes a hooking protrusion and a fastening boss disposed to be spaced apart along a horizontal direction and respectively coupled to the case, wherein the hooking protrusion is coupled to the case to guide a position of the fastening boss to a fastening position, and the fastening boss and the case are fastened by a fastening member in a state in which the fastening boss is located at the fastening position.

The present disclosure relates to a window cleaning apparatus. The window cleaning apparatus (10) of the present disclosure includes a frame (11) movably mounted on a window frame (2); and a main body (100) which is movably mounted on the frame, and cleans a window (1), wherein the main body includes: a housing (102) which forms an outer shape, and has a first surface facing the window; a driving unit (124) which vertically moves the housing; a cleaning module (170) which is arranged on the first surface, and removes foreign matter from the window; and a net module (290) having a net (294) connected to each of the frame and the housing, wherein a length of the net changes, when the driving unit vertically moves the housing.

A window cleaning apparatus according to one embodiment of the present disclosure includes a frame (11) movably mounted on a window frame, a main body (100) movably mounted on the frame and configured to clean a window, a first moving device (1021) configured to move the main body in an up-down direction, and a second moving device (1022) configured to move the main body and the frame in a left-right direction, in which the second moving device includes a drive gear (116) and a drive motor (118) configured to rotate the drive gear, and the main body and the frame move left or right in accordance with rotation of the drive motor.

The present disclosure relates to a window cleaning apparatus. The window cleaning apparatus of the present disclosure includes a housing which forms an outer shape, and has a first surface facing a window; a driving unit which moves the housing vertically; and a cleaning module which is arranged on the first surface, and removes foreign matter from the window, wherein the cleaning module includes: a cleaning body which has an inlet formed on a front surface, and has a suction flow path formed therein; a spray nozzle which is arranged in the cleaning body, and sprays a cleaning solution; a fan which sucks air into the inlet; and a water collection unit which is arranged below the suction flow path, and collects the cleaning solution flowing through the suction flow path.

A window cleaning apparatus according to one embodiment of the present disclosure includes a main body (100) configured to clean a window, and a moving device (1020) configured to move the main body, in which the main body includes a housing (102) forming an exterior, and a cleaning module (170) disposed on one side of the housing and configured to remove foreign substances from the window, the cleaning module includes a spray nozzle (240) configured to spray a cleaning liquid, an intake port (190) and a discharge port (192) formed on a front surface facing the window, a fan (230) configured to generate airflow, and a scraper (250) configured to wipe the foreign substances attached to the window, and in the cleaning module, operation of the spray nozzle and the fan varies depending on setting of a cleaning mode selected from among a plurality of cleaning modes.

The present invention relates to updating a service provided by a household appliance, and a method of updating a service provided by a household appliance includes communicating with a script server to determine whether a script described to provide the service is updated, downloading an updated script from the script server when the script is updated, storing the downloaded updated script in a memory, and executing the updated script stored in the memory.