Lg Electronics Inc.

Jeongtaek Park

Jieun Choi

Kyoungho Lee

Sanghyuk Son

Taeyoon Kim

Kunyoung Lee

Jungwoo Lee

Jongsu Lee

Chungook Chong

Seokho Choi

Hojung Kim

Chiyoung Choi

Taejun Kim

Keonwang Lee

Jaehyuk Jung

Deok Huh

Jinwook Choi

Younggu Lee

Hyuckju Kwon

Unchang Jeong

Yongmin Kim

Hyungho Park

Inho Choi

Kyungho Lee

Yanghwa Lee

Hooncheol Jeon

JinUk Kim

Taehun Lee

Daegeun Son

Sunyoung Moon

Seungkwon Ahn

Woongi Kil

Ahram Kim

Hyukju Kwon

A mask apparatus includes a mask body, a seal disposed at a rear surface of the mask body, a fan module disposed at a front surface of the mask body, and a mask body cover that covers the fan module and is coupled to the front surface of the mask body. The mask body includes an air duct configured to guide external air from the fan module to a breathing space inside the seal, and an air exhaust hole configured to discharge air exhaled into the breathing space to an outside of the mask body. An area of a duct outlet of the air duct is greater than an area of a duct inlet of the air duct.

Mask apparatus

A mask apparatus includes a mask body, a fan module configured to be disposed at a front surface of the mask body, a mask body cover that is coupled to the mask body and configured to cover the fan module and that includes a filter mounting portion, a seal that is disposed at a rear surface of the mask body and defines a breathing space therein, a filter configured to be disposed at the filter mounting portion, and a filter cover coupled to the filter mounting portion and configured to cover the filter from an outside of the mask body cover. The filter cover includes a front surface portion, and a side surface portion that is disposed rearward relative to the front surface portion and extends along an edge of the front surface portion, the side surface portion defining an air inlet.

A cross-flow fan, and blades of a cross-flow fan are provided. The cross-flow fan includes a rotary shaft; a plurality of blades that extends in a direction parallel to the rotary shaft and having a positive pressure surface and a negative pressure surface; and a connector that connects the rotary shaft and the plurality of blades. At least one protrusion that protrudes in a thickness direction and extends in a longitudinal direction of the plurality of blades is formed on the plurality of blades, and by means of the at least one protrusion formed on a blade surface, a flow separation phenomenon caused by friction with the blade surface is suppressed, thereby reducing noise generated by the cross-flow fan.

Cross-flow fan

A mask apparatus includes: a mask body including an air duct disposed at a front surface of the mask body, a fan module disposed at the front surface of the mask body to correspond to a suction hole of the air duct, and configured to suction external air to supply the suctioned air to the air duct, and a mask body cover that is coupled to the front surface of the mask body and that covers the fan module and the air duct. An air passage through which air suctioned by the fan module flows is provided in the air duct, and an embossed portion is disposed on at least a portion of a surface of the air duct that is configured to be in contact with the air flowing through the air passage.

An air conditioner includes a housing that defines an air inlet and an air outlet, a heat exchanger, a blowing fan inside the housing, a lower guide configured to guide, toward the air outlet, air discharged to a rear side of the blowing fan and a lower side of the blowing fan, and an upper guide that is disposed vertically above the lower guide and that defines a discharge flow path with the lower guide. The discharge flow path extends from the blowing fan to the air outlet, and a cross sectional area of the discharge flow path increases toward the air outlet. The upper guide defines a curved surface that is disposed at a downstream end of the upper guide adjacent to the air outlet and that is convex toward the air outlet.

Air conditioner

Provided is a humidification and air cleaning apparatus. The humidification and air cleaning apparatus includes a water tank storing water; a visual body forming at least a portion of the water tank and formed of a transparent material; a watering housing disposed in the water tank, drawing water stored in the water tank to pump water to an upper side, and spraying the pumped water; a nozzle disposed in the watering housing and spraying the pumped water; and a watering motor rotating the watering housing. Here, when the watering housing rotates, water sprayed from the nozzle forms at least one spray line on an inner side surface of the visual body.

Apparatus for both humidification and air cleaning

Provided is an air conditioner. The air conditioner includes: a blower fan blowing air; a blower motor rotating the blower fan; and a blower housing coupled with the blower motor and including a ring-shaped air blowing flow passage in which air discharged from the blower fan flows. Here, the blower housing includes a plurality of vanes that are disposed spaced from each other in a circumferential direction on the air blowing flow passage over the blower fan.

Provided is an air conditioning apparatus. The air conditioning apparatus includes an air cleaner and an air washer coupled to the air cleaner.

Air conditioning apparatus

Provided is a humidification and air cleaning apparatus. The humidification and air cleaning apparatus includes: a water tank storing water; a visual body forming at least a portion of the water tank and formed of a transparent material; a watering housing disposed in the water tank, suctioning water stored in the water tank to pump water to an upper side, and spraying the pumped water; a watering motor rotating the watering housing; and a watering blade formed to outwardly protrude from the watering housing. Here, when the watering housing rotates, the watering blade collides with water droplets within a radius of rotation of the watering blade to scatter water droplets.

A humidification and air cleaning apparatus including a water tank; a transparent body forming at least a portion of the water tank; a watering housing disposed in the water tank to spray water stored in the water tank; a nozzle disposed in the watering housing to spray the pumped water; an air wash inlet disposed in the water tank to receive external air into the water tank; and an air wash inlet disposed in the water tank to discharge internal air out of the water tank. During rotation, the sprayed water forms a certain trajectory and collides with an inner side surface of the visual body. Air flowing outside the water tank forms an outer main stream before passing the air wash inlet. Air passing the air wash inlet forms an inner main stream inside the water tank, which passes the trajectory of sprayed water to the discharge port.

Provided is a humidification and air cleaning apparatus. The humidification and air cleaning apparatus includes: a water tank storing water; a watering housing disposed in the water tank and suctioning water stored in the water tank to spray suctioned water to the outside; a watering motor providing a torque to the watering housing; a pump groove protruding inside the watering housing, suctioning water of the water tank into the watering housing when rotating, and pumping the suctioned water to an upper side of the watering housing; and a nozzle disposed in the watering housing and spraying the upwardly pumped water to the outside of the watering housing.

Provided is a humidification and air cleaning apparatus. The humidification and air cleaning apparatus includes: a water tank storing water; a visual body forming at least a portion of the water tank and formed of a transparent material; a top cover assembly disposed over the water tank and including a water supply flow passage disposed therein to supply water into the water tank; a watering housing disposed inside the water tank and rotating inside the water tank; and a watering motor rotating the watering housing. Here, when the watering housing rotates, water supplied to the water supply flow passage drops on the watering housing to be scattered.

Disclosed is a dehumidifier, having a compressor, a condenser, an expansion device, and an evaporator through which refrigerant is circulated, including a casing having an air inlet and an air outlet formed therein, a first passage for drawing air through the air inlet, and discharging the air through the air outlet after passed through the evaporator, the condenser, a first fan, and a second fan in succession, and a second passage for drawing the air through the air inlet and discharging the air through the air outlet after passed through the second fan, thereby, not only increasing the flow rate of the air passing through the condenser enabling to reduce a condensing temperature, but also discharging the air passed through the condenser mixed with the air drawn into the second passage enabling to drop the temperature of the air being discharged to the air outlet, permitting to resolve user's inconvenience.

Dehumidifier

A cross flow fan and an air conditioner including the cross flow fan, where the cross flow fan includes a fixing member, and a plurality of blades fixed to an upper surface of the fixing member and spaced apart from each other in a circumferential direction. one or more of the blades include a protrusion protruding in a downward direction from a surface of the blade.

Growing community of inventors

Seoul, South Korea

Jeongtaek Park