Abstract: An LED infrared irradiator includes an upper plate, a lower plate having a space for the user to lie down, a PC board disposed on the upper surface of the lower plate and having a size that can accommodate the entire body of the user, a handle part, a head part, a cover part, an oxygen generator, and a control unit attached to the upper side of the upper plate, wherein the power source of the lower plate consists of a chamber power source unit, a lower plate LED power source unit and a far-infrared heating element, and the power source of the upper plate consists of a upper plate LED power source, a upper plate UVC LED power source.

Abstract: A method of controlling a cooking apparatus includes a cleaning process which includes controlling a temperature in a cooking chamber such that the temperature in the cooking chamber is maintained at a preset first temperature for a preset first time, and controlling a temperature in a cooking chamber such that the temperature in the cooking chamber is maintained at a preset second temperature higher than the first temperature for a preset second time.

Abstract: A cooking apparatus capable of satisfying a heat reflection function while securing a transmittance by applying a variable layer to a glass sheet forming a door includes a cooking chamber, and a door configured to open and close the cooking chamber and provided with a plurality of glass sheets, the door including a variable layer provided on at least one of the plurality of glass sheets and a visible light transmittance variable depending on a temperature.

Abstract: The present invention relates to an electric oven capable of reducing contaminants, the electric oven comprising: an oven body having a cavity capable of accommodating food therein; and a convection assembly which is installed to protrude from one surface of the cavity and which can suck and remove contaminants generated when cooking the food and can heat the inside of the cavity.

Abstract: A method of controlling a cooking apparatus includes a cleaning process which includes controlling a temperature in a cooking chamber such that the temperature in the cooking chamber is maintained at a preset first temperature for a preset first time, and controlling a temperature in a cooking chamber such that the temperature in the cooking chamber is maintained at a preset second temperature higher than the first temperature for a preset second time.

Abstract: A method of controlling a cooking apparatus, comprising a cleaning process comprising controlling a temperature in a cooking chamber such that the temperature in the cooking chamber is maintained at a preset first temperature for a preset first time, and controlling a temperature in a cooking chamber such that the temperature in the cooking chamber is maintained at a preset second temperature higher than the first temperature for a preset second time. A cooking apparatus comprising, a main body having a cooking chamber formed therein, a convection flow unit comprising a convection heater to heat air in the cooking chamber and a convection fan to circulate the air in the cooking chamber, and a metal foam installed at a periphery of the convection flow unit to collect and decompose cooking gas contained in the air in the cooking chamber.

Abstract: A cooking apparatus including an enamel coating layer having an improved cleaning efficiency and a manufacturing method therefor are provided. The cooking apparatus includes a cooking compartment configured to accommodate a cooking object, a door configured to open and close the cooking compartment, and an enamel coating layer provided on a surface of the cooking compartment. The enamel coating layer includes, in percent (%) by weight of the entire composition, 5% or less (excluding 0%) of a silicon dioxide (SiO2), 10% to 20% of an aluminum oxide (Al2O3), 10% to 20% of a phosphorous pentoxide (P2O5), 5% to 15% of a rare earth oxide, and 5% to 10% of a ferric oxide (Fe2O3).

Abstract: A cooking appliance including a cleaning environment provided to be able to easily remove contaminants inside the cooking appliance by heating the inside of a cooking room to a temperature for amorphization of the contaminants, and method for controlling the same. The cooking appliance includes a main body configured to have a cooking room; a steam generator configured to supply steam to the cooking room; a water supplier arranged in the main body and configured to store water; and a pump assembly configured to supply water to the steam generator and the cooking room from the water supplier.

Abstract: An oven includes a collision area in which air circulating inside a cooking compartment is collided to reduce the pollution inside of the cooking compartment. A collision area may collectively collect an oil mist condensed by the collision of the air. The collision area is disposed on the side where the flow of air is changed to induce air collision and guide the air to the front side of the cooking compartment to increase air circulation and increase ease of cleaning inside the cooking compartment.

Abstract: A blower having improved efficiency by minimizing a distance between an end of a blade and a cold air suction hole, and a refrigerator including the blower includes a body having a storage compartment including a refrigerator compartment and a freezer compartment, an evaporator provided behind the storage compartment and configured to generate cold air, and the blower configured to supply the cold air generated by the evaporator into the freezer compartment, wherein the blower includes a suction member having a cold air suction hole and a fan unit configured to supply cold air introduced through the cold air suction hole into the freezer compartment, and having an interference prevention portion separated from the suction member to prevent interference with the suction member, and a water repellent portion treated with a water repellent is provided on a surface of the suction member adjacent to the interference prevention portion.

Abstract: A cooking apparatus capable of satisfying a heat reflection function while securing a transmittance by applying a variable layer to a glass sheet forming a door includes a cooking chamber, and a door configured to open and close the cooking chamber and provided with a plurality of glass sheets, the door including a variable layer provided on at least one of the plurality of glass sheets and a visible light transmittance variable depending on a temperature.

Abstract: An oven of which cleanliness is easy to maintain. The oven includes a main body, a cooking chamber provided inside the main body and having an open front surface, a door rotatably installed on the main body to open or close the cooking chamber, and a contaminant collection layer formed on a part of an inner surface of the cooking chamber.

Abstract: The present invention relates to an electric oven capable of reducing contaminants, the electric oven comprising: an oven body having a cavity capable of accommodating food therein; and a convection assembly which is installed to protrude from one surface of the cavity and which can suck and remove contaminants generated when cooking the food and can heat the inside of the cavity.

Abstract: A cooking apparatus including an enamel coating layer having an improved cleaning efficiency and a manufacturing method therefor are provided. The cooking apparatus includes a cooking compartment configured to accommodate a cooking object, a door configured to open and close the cooking compartment, and an enamel coating layer provided on a surface of the cooking compartment. The enamel coating layer includes, in percent (%) by weight of the entire composition, 5% or less (excluding 0%) of a silicon dioxide (SiO2), 10% to 20% of an aluminum oxide (Al2O3), 10% to 20% of a phosphorous pentoxide (P2O5), 5% to 15% of a rare earth oxide, and 5% to 10% of a ferric oxide (Fe2O3).

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 method of controlling a cooking apparatus, comprising a cleaning process comprising controlling a temperature in a cooking chamber such that the temperature in the cooking chamber is maintained at a preset first temperature for a preset first time, and controlling a temperature in a cooking chamber such that the temperature in the cooking chamber is maintained at a preset second temperature higher than the first temperature for a preset second time. A cooking apparatus comprising, a main body having a cooking chamber formed therein, a convection flow unit comprising a convection heater to heat air in the cooking chamber and a convection fan to circulate the air in the cooking chamber, and a metal foam installed at a periphery of the convection flow unit to collect and decompose cooking gas contained in the air in the cooking chamber.

Abstract: A cooking apparatus including a filter which may efficiently collect gas and smoke generated in a pyro-cleaning process, and a method of controlling the same. The cooking apparatus includes a main body having a cooking chamber formed therein, a vent unit configured to discharge gas in the cooking chamber to the outside of the main body, and a filter installed in at least one of the cooking chamber and the vent unit to collect gas or smoke generated in the cooking chamber. The filter includes a metal sheet.

Abstract: A method for producing a graphite shaft comprises the steps of: preparing a tube made of a synthetic resin into which a thermosetting resin powder is put; inserting the synthetic resin tube into the finished product graphite shaft; closing an upper end of the graphite shaft; and placing the graphite shaft in a high-temperature pressurizing apparatus and then heating the same so that the thermosetting resin powder is foamed and filled in a part of the interior of the shaft.

Abstract: A blower having improved efficiency by minimizing a distance between an end of a blade and a cold air suction hole, and a refrigerator including the blower includes a body having a storage compartment including a refrigerator compartment and a freezer compartment, an evaporator provided behind the storage compartment and configured to generate cold air, and the blower configured to supply the cold air generated by the evaporator into the freezer compartment, wherein the blower includes a suction member having a cold air suction hole and a fan unit configured to supply cold air introduced through the cold air suction hole into the freezer compartment, and having an interference prevention portion separated from the suction member to prevent interference with the suction member, and a water repellent portion treated with a water repellent is provided on a surface of the suction member adjacent to the interference prevention portion.

Abstract: An aluminum alloy for die casting. The aluminum alloy for die casting of the present disclosure includes, by wt %, 3?Si?10, 3?Mg?10, 0.01?Fe?1.3, 0.01?Zn?2, 0.01?Cu?1.5, 0.01?Mn?0.5, 0.05?Ti?0.15, 0.01?La?2, 0.01?Sr?2, a balance of Al, and unavoidable impurities.