Abstract: The present disclosure relates to a nozzle of a cleaner. The nozzle of a cleaner includes: a nozzle main body having a suction flow path through which air is suctioned; a first rotation cleaning unit and a second rotation cleaning unit spaced apart in a left and right direction on a lower side of the nozzle main body and including a rotation plate to which mop is attachable; a first driving device disposed on one side of a flow path extending in a front and rear direction in the suction path and including a first driving motor for driving the first rotation cleaning unit; a second driving device disposed on the other side of the flow path extending in the front and rear direction in the suction path and including a second driving motor for driving the second rotation cleaning unit.

Abstract: A water purifier or other liquid dispenser may sense a height of the inlet of a container accurately through an infrared transmitter and an infrared receiver that are disposed at different positions of a water discharge module moving vertically. Additionally, in the water purifier, the water discharge module may discharge purified water at a point spaced a certain distance apart from the inlet of the container, based on infrared sensing, thereby preventing the inlet of the container from contacting the lower surface of the water discharge module.

Abstract: A support device of the cleaner includes a charging stand body provided with a charging port for charging the cleaner and a plurality of fixing parts disposed to be spaced apart from each other on the charging stand body and each having a fixing groove in which a fixing protrusion provided on the cleaner is accommodated.

Abstract: A clothes treatment apparatus includes a cabinet, a door, and a steam unit. The clothes treatment apparatus further includes a heat pump unit that is located in the cycle chamber and that is configured to circulate and condition air in the treatment chamber. The clothes treatment apparatus further includes a water supply tank that is installed in the tank installation space, that is connected to the steam unit, and that is configured to supply water to the steam unit. The clothes treatment apparatus further includes a drainage tank that is separably installed in the tank installation space, that is configured to store condensed water generated in at least one of the treatment chamber or the heat pump unit. The clothes treatment apparatus further includes a water supply level sensor. The clothes treatment apparatus further includes a drainage level sensor.

Abstract: A reed switch assembly includes a case having a receiving space formed therein, a substrate assembly seated on the case, and a cover for covering at least a portion of the substrate assembly, wherein the substrate assembly includes a printed circuit board, and a connector and a reed sensor that are electrically coupled to the printed circuit board.

Abstract: Provided is a display device in which a display completes preparation for outputting an alarm before an alarm output time. The display device comprises a housing, a display, a roller accommodated in the housing to rotate to wind or unwind the display, and a controller configured to control the roller such that the display is drawn out of the housing before a predetermined time of a set alarm time and to output an alarm at the alarm time.

Abstract: An apparatus for treating laundry includes a tub, a drum, a motor configured to rotate the drum, a rotation shaft coupled to the motor, a first body including a first body hub located at a rotational center of the drum and fixed to the drum and a first body arm extended from the first body hub toward an edge of the drum, a second body including a second body hub located in the tub and fixed to the rotation shaft and a second body arm extended from the second body hub toward the first body arm, a connecting part connecting the first body to the second body and defining a space between the first body and the second body, and a reinforcement rib extended from the connecting part along the first body arm to connect the connecting part to the first body arm or the second body arm.

Abstract: A refrigerator includes a cabinet and a door. The door includes a panel assembly, a door frame, a door liner, and an insulator provided in a space defined by the panel assembly and the door frame. The panel assembly includes a front panel and a rear panel. The door further includes a rod that connects the front panel to the rear panel, a heater housing that covers the rod and is attached to a rear surface of the front panel, and a heating device coupled to the heater housing and in contact with the rear surface of the front panel.

Abstract: A laundry treating apparatus includes: a tub; a drum; an agitator disposed in the drum; a stator; a rotor configured to rotate relative to the stator; a drum-rotating shaft coupled to the drum; an agitator-rotating shaft coupled to the rotor and the agitator; a first serration disposed at an end of the agitator-rotating shaft; a second serration disposed at an end of the drum-rotating shaft; a fixed body fixed between the tub and the rotor; a support body rotatably disposed within the fixed body; a body-driving system configured to move the support body relative to the fixed body; and a shaft-joint configured to reciprocate between a first point and a second point of the support body. The shaft-joint is configured to engage the first serration to the second serration at the first point, and decouple the first serration from the second serration at the second point.

Abstract: A scroll compressor is disclosed. The scroll compressor may include an anti-rotation mechanism provided with an anti-rotation pin and an anti-rotation ring between an orbiting scroll and a scroll support member facing the orbiting scroll, and an axial thickness of the ring body portion constituting the anti-rotation ring may be larger than an axial depth of a ring insertion groove in which the anti-rotation ring is inserted. This can allow the orbiting scroll and a member facing the same to be spaced physically apart without a separate member, to secure a gap for oil to flow, such that the oil can be smoothly supplied between the orbiting scroll and the member, thereby suppressing seizure or/and friction loss between the orbiting scroll and the member.

Abstract: Disclosed is a laundry treatment apparatus configured to condense moisture by supplying cooling water to the interior of a tub containing laundry therein. The laundry treatment apparatus includes a tub, a drum rotatably provided in the tub, a cooling water port provided at the inner rear surface of the tub so as to be adjacent to the inner side surface of the tub in order to supply cooling water along the inner side surface of the tub, and a guide rib formed so as to protrude from the inner side surface of the tub in a radially inward direction of the tub and to extend from the cooling water port toward the front side of the tub in order to disperse the cooling water supplied from the cooling water port on the inner surface of the tub. The apparatus is capable of reducing energy consumption and improving drying performance.

Abstract: A valve actuator includes a motor and a gear assembly that receives driving force of the motor and controls a valve. In the gear assembly, a power transmission gear for transmitting rotational force of an input gear to an output gear includes a selective power transmission unit. When the output gear is in physical contact with a stopper, the power transmission gear transmits the rotational force of the input gear to the output gear is blocked. Accordingly, even after the valve is actuated to close a path, the rotational force of the input gear is not transmitted to the output gear even though the motor is continuously driven.

Abstract: A beverage maker may include a water tank storing water; a water supply pump provided below the water tank to receive water from the water tank, a water supply channel connected to the water supply pump to guide water discharged from the water supply pump, an air removing channel connected to the water supply channel, an air removing valve or cap connected to the air removing channel, and a controller maintaining the water supply pump in an off state when the air removing valve is opened.

Abstract: The present disclosure relates to a refrigerator provided with a shelf system in which a shelf located at a high position can be withdrawn to a front lower side so that food can be easily stored or taken out. The shelf system constituting the refrigerator according to the present disclosure includes a shelf on which food is placed, a frame which supports the shelf and is detachably attached to a main body of the refrigerator; multiple links provided on one side of the shelf and configured to support the shelf such that the shelf moves forward/backward or upward/downward or is rotatable; and a guide hole which is formed in the frame and controls a trajectory along which at least one link of the multiple links moves, wherein a rotation center shaft of at least one link of the multiple links moves when the shelf moves.

Abstract: Discussed is a device for self-assembling semiconductor light-emitting diodes for placing the semiconductor light-emitting diodes at predetermined positions on a substrate by using an electric field and a magnetic field, the substrate being accommodated in an assembly chamber accommodating a fluid, the device including a substrate chuck configured to dispose the substrate at an assembly position, wherein the substrate chuck includes a substrate support part configured to support the substrate on which an assembly electrode is formed, a rotating part configured to support the substrate support part, and a controller configured to control driving of the substrate chuck, wherein the substrate support part includes micro-holes for injecting a gas between the fluid and the substrate, and wherein the controller controls whether the gas is injected through the micro-holes according to whether the substrate is raised or lowered.

Abstract: 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.

Abstract: A display device including a display panel; a frame at a rear of the display panel; a light source on a substrate between the display panel and the frame, the light source providing light for the display panel; and a reflecting sheet between the display panel and the frame, the reflecting sheet having a rectangular shape with a first long side, a second long side opposite the first long side, a first short side adjacent to the first long side and the second long side, and a second short side opposite the first short side, wherein the reflecting sheet includes a first sheet part forming a central area of the reflecting sheet; a second sheet part forming a side area of the reflecting sheet around the first sheet part, the second sheet part including dot areas; and a hole next to a border line between the first sheet part and the second sheet part, wherein at least one of the dot areas in the second sheet part is formed along the first short side or the second short side, wherein the at least one of the dot area

Abstract: A scroll compressor is disclosed, which comprises an auxiliary discharge path capable of sufficiently making sure of a discharge area at an initial discharge stage. The compressor comprises a fixed scroll including a fixed end plate portion and a fixed wrap, and an orbiting scroll including an orbiting end plate portion and an orbiting wrap, wherein a discharge hole is formed in the fixed end plate portion, and an auxiliary discharge path for connecting a side of the orbiting wrap with a bottom surface of the orbiting wrap is provided to be communicated with the discharge hole, whereby a compressed refrigerant may be discharged through the auxiliary discharge path.

Abstract: The purpose of this invention is to create a low cost, easy to use, fiber end face and or connector inspection tool component that easily adapts and converts most all mobile communication devices with camera, screen and software capabilities into a microscope. The invention encapsulates and holds firm a fiber connector body and or fiber connector bodies and or ferrule housing or ferrule housings for the purpose of viewing the cleanliness and quality of the fiber end face and or faces. A Fiber end face is the component area and or areas the embodies the fiber core and or fiber cores, fiber ferrule end and or ferrule ends and fiber related end component and or components that are instrumental in the mating with other like components with fiber connector plug end faces and or related optical fiber components for the purpose connectors and splices prior to connecting and or join optical fibers where a connect/disconnect capability is required.