Abstract: A household electric appliance in which a door key is operated in association with an opening/closing operation of a door and is drawn into an inside of the door in the door opening operation is provided. The household electric appliance includes a main body having a space therein, a door coupled to the main body to be rotatable about a first rotation axis to open and close, respectively, the space, and a door key coupled to one of the main body and the door, the door key rotatable about a second rotation axis, so that a rotation of the door about the first rotation axis causes the door key to rotate about the second rotation axis.

Abstract: A cooking appliance including a body includes a cooking compartment and an electrical component compartment formed therein, a door link-coupled with the body to open and/or close the cooking compartment, a door moving unit including a link member which connects the door with the body to allow the door to pivot upward and downward in front of the cooking compartment, and a cover unit which prevents the electrical component compartment in the body from being exposed by a movement of the link member. Here, the body includes a link moving portion formed on a front side to allow the link member to move into or out of the body, and the cover unit is configured to shield the link moving portion when the door is opened.

Abstract: A dish washing machine having a structure allowing wash water to be evenly sprayed into a washing tub. The dish washing machine includes a cabinet forming an external appearance of the dish washing machine, a washing tub arranged in the cabinet and allowing dishes to be washed therein, a dish basket arranged in the washing tub to accommodate the dishes, a spray unit to spray wash water into the washing tub, a diversion unit arranged inside a flow passage of wash water to divert the wash water sprayed from the spray unit, and a guide member coupled to one side of the diversion unit to allow the diversion unit to move within the washing tub. As the spray unit and the diversion unit are provided, a dead zone which wash water does not reach may be eliminated, and divided and intensive washing may be implemented in the washing tub.

Abstract: A dishwasher, in which a reservoir provided with an electrolyzer is connected to a water collector via a flow path change valve, and wash water in the reservoir is electrolyzed by the electrolyzer during non-operation of the wash water, to generate sterilizing water and to circulate the sterilizing water into the dishwasher, thereby achieving an enhancement in sterilizability of the dishwasher. A method for controlling a dishwasher makes it possible to suppress propagation of microorganisms left in the dishwasher and to remove organic substances, using a sterilizing agent or high-temperature water. It is also possible to reduce generation of offensive odor caused by decomposition of bacteria, through a reduction in the amount of bacteria in the dishwasher. Since sterilization of the dishwasher is automatically carried out, enhanced user convenience is provided.

Abstract: A dish washing machine having a structure allowing wash water to be evenly sprayed into a washing tub. The dish washing machine includes a cabinet forming an external appearance of the dish washing machine, a washing tub arranged in the cabinet and allowing dishes to be washed therein, a dish basket arranged in the washing tub to accommodate the dishes, a spray unit to spray wash water into the washing tub, a diversion unit arranged inside a flow passage of wash water to divert the wash water sprayed from the spray unit, and a guide member coupled to one side of the diversion unit to allow the diversion unit to move within the washing tub. As the spray unit and the diversion unit are provided, a dead zone which wash water does not reach may be eliminated, and divided and intensive washing may be implemented in the washing tub.

Abstract: In a washing machine having a door locking device that allows a door to keep an opening closed, the door locking device includes a latch configured to move in a first direction to restrict the door and move in a second direction, which is opposite the first direction, to release the restriction on the door and a locker configured to limit movement of the latch in the second direction. By such a configuration, the door can be opened/closed, restricted, and opened using a single device.

Abstract: A washing operation and a drying operation are performed while a basket which is located inside a washing tub and accommodates dishes reciprocates in a vertical direction of a washing tub due to a driving device. The basket reciprocates in order to pass through an injection nozzle which injects washing water and an air nozzle which injects air to perform the washing operation while passing through the injection nozzle and to perform the drying operation while passing through the air nozzle. Through this, a small amount of dishes may be washed and dried in a short time and the dishes may be washed using a small amount of water and energy.

Abstract: A door opening unit for automatically opening a door for a dishwasher includes an actuator, a link member that makes a straight motion due to pressurization of the actuator and has a plurality of legs, a plurality of rotation levers that are connected to the plurality of legs of the link member, and a plurality of pressurization members that are connected to the plurality of rotation levers. Since the plurality of pressurization members may pressurize a plurality of points of the door, the door may be more smoothly opened. Also, the door opening unit for automatically opening the door includes a restoring spring that restores positions of the plurality of pressurization members when power to the actuator is turned off.

Abstract: Disclosed herein is a dishwasher including a spray unit fixed to one sidewall of a wash tub and a reflecting plate assembly to reflect wash water sprayed from the spray unit onto dishes and to linearly reciprocate in a spray direction of the wash water sprayed from the spray unit. The dishwasher further includes a drive unit to drive the reflecting plate assembly, and a cam unit to transmit driving force of the drive unit to the reflecting plate assembly. The drive unit includes a motor to generate rotational force, and a belt forming a closed loop and caused to make cyclic movement by the motor. The cam unit is engaged with the belt to transmit power of the belt to the reflecting plate assembly. The cam is alternately engaged with first and second portions of the belt to cause the reflecting plate assembly to reciprocate.

Abstract: Disclosed herein is a clothes treating apparatus having a movable nozzle for spraying air jets to the garment hung on one or more hangers. The clothes treating apparatus includes a main body having a garment container, a door hinged with the main body to be rotated in front of the garment container and having a display on the front side of the door, a nozzle unit having a nozzle configured to spray air to a garment contained in the garment container, a nozzle transportation unit configured to reciprocate the nozzle unit, and a hose supplying air from a fan located on the bottom of the main body to the nozzle unit, wherein a direction of transportation of the nozzle unit intersects the direction of gravity.

Abstract: A refrigerator having a carbonated water production device, according to one concept of the present invention, comprises: a pressure regulator for adjusting and emitting the pressure of carbon dioxide emitted from a carbon dioxide cylinder; a solenoid switch valve for controlling the supply of the carbon dioxide discharged from the pressure regulator to a carbonated water tank; a connection channel for connecting the pressure regulator and the solenoid switch valve; and a relief valve arranged in the connection channel so as to discharge the carbon dioxide of the connection channel to the atmosphere if the pressure of the carbon dioxide of the connection channel is greater than a predetermined pressure limit. Thus, the pressure of the carbon dioxide of the connection channel is capable of being maintained at a predetermined pressure limit or less, and solenoid malfunction can be prevented so as to improve reliability and stability of a system.

Abstract: Disclosed herein is a dishwasher including a spray unit fixed to one sidewall of a wash tub and a reflecting plate assembly to reflect wash water sprayed from the spray unit onto dishes and to linearly reciprocate in a spray direction of the wash water sprayed from the spray unit. The dishwasher further includes a drive unit to drive the reflecting plate assembly, and a cam unit to transmit driving force of the drive unit to the reflecting plate assembly. The drive unit includes a motor to generate rotational force, and a belt forming a closed loop and caused to make cyclic movement by the motor. The cam unit is engaged with the belt to transmit power of the belt to the reflecting plate assembly. The cam is alternately engaged with first and second portions of the belt to cause the reflecting plate assembly to reciprocate.

Abstract: A refrigerator includes a door including a rotation part protruding outward from a side surface of the door, and a protection member configured to face a side surface part of the door and having at least some parts disposed between the rotation part and the main body when the door is closed, such that a user's finger is prevented from being caught between the main body and the door during rotation of the door. No magnet is installed in the gasket, a separate magnet member is provided while spaced apart from the gasket, thereby reducing the thickness of the gasket, improving the energy efficiency of the refrigerator. A seating member for seating a hot pipe thereon is provided in a partition wall of the refrigerator, thereby minimizing cool air of a storage chamber leaking to the outside.

Abstract: A refrigerator includes a body, a storage compartment formed inside the body, a plurality of drawers provided inside the storage compartment, a door slidably provided to open and close the storage compartment and a selective drawing device configured to select a first drawer from among the plurality of drawers and to draw the first drawer together with the door. The desired drawer can be pulled out together with the door at the time of pulling out the door, so that the usability can be improved.

Abstract: Disclosed herein is a refrigerator including a sliding bar provided in each of a pair of doors and that moves between standby and contact positions to which the sliding bar moves from the standby position to seal a gap between the doors, and a moving device that operates the sliding bar in linkage with operations of opening and closing the doors, wherein the moving device includes a lever that is pressed by the main body and rotatably provided inside the doors to transmit a pressing force in a direction different from a direction in which the lever is pressed by the main body, and a sliding link that operates in linkage with rotation of the lever and configured so that the sliding bar moves between the standby position and the contact position. Through this configuration, the refrigerator minimizes noise related to opening and closing the doors and improves insulation performance.

Abstract: A vacuum cleaner including a wheel, a driving motor configured to provide the wheel with a driving force, and a clutch configured to connect transfer gears to the wheel or to cancel a connection between the transfer gears and the wheel. A body of the vacuum cleaner is able to actively travel because of the transfer gears are connected to the wheel when power is applied to the driving motor and the wheel smoothly rotates without having a detent torque of the driving motor when power is not applied to the driving motor. The wheel is provided with an internal gear, and one of the transfer gears is configured to transfer the driving force of the driving motor by making contact with the internal gear.

Abstract: A filter cleaning device has an improved structure which is capable of effectively cleaning dust in a filter used in an air conditioner. The filter cleaning device includes: a filter; a brush unit movably installed at one side of the filter to separate dust from the filter; a brush movement unit configured so that the brush unit is movable along the filter; and brush guides installed at two sides of the brush unit to guide a movement of the brush unit. Each of the brush guides includes: a first guide groove formed so that the brush unit is moved to be in contact with the filter; and a second guide groove formed so that the brush unit is moved to be separated from the filter.

Abstract: Disclosed herein are a refrigerator and a control method of the same. The refrigerator includes a purified water pump which increases a pressure of water, a carbon dioxide regulator which decreases a pressure of carbon dioxide, a mixing pipe which mixes water which introduced from the purified water pump and carbon dioxide which introduced from the carbon dioxide regulator, and produces carbonated water, a user interface which receives a production condition of carbonated water from a user, and a controller which controls the purified water pump and the carbon dioxide regulator such that the pressure of the water and the pressure of the carbon dioxide reach a target pressure corresponding to the input production condition.

Abstract: Disclosed herein is a refrigerator capable of opening a first door with a small force using an auxiliary opening apparatus that decreases an opening force for opening the first door. A refrigerator includes a main body, a first door rotatably provided in the front of the main body and including an opening, a second door rotatably provided in front of the first door and configured to open or close the opening, a first handle coupled to a front surface of the first door and configured to open or close the first door, an auxiliary opening apparatus configured to separate the first door from the main body and decrease an opening force of the first door, a handle lever that is provided at the first handle and configured to operate the auxiliary opening apparatus, and a door cap coupled to an upper portion of the first door.

Abstract: Disclosed herein is a refrigerator including a body, a storage compartment formed in the body, a door which opens and closes the storage compartment, a damper that mitigates an impact, which occurs when the door is closed, and includes a cylinder, a piston that moves back and forth in the cylinder, and a pressurizing rod that transfers a pressure applied from the door to the piston, and a hinge that rotatably supports the door and includes a hinge bracket which connects the body to the door and a guide rail that guides a movement of the pressurizing rod.