Abstract: Disclosed is an over having an improved air moving structure. According to one aspect of the present invention, there is provided an oven including: a casing to form an external appearance of the oven; a cooking compartment positioned at an inside the casing, and having a first cooking compartment positioned at an upper side and a second cooking compartment positioned at a lower side; a door to open/close the cooking compartment; a divider positioned in between the first cooking compartment and the second cooking compartment; a first circulating fan and a second circulating fan coupled to rear surfaces of the each of the first cooking compartment and the second cooking compartment; an inlet unit configured to inlet outside air to at least one of the first cooking compartment and the second cooking compartment.

Abstract: Provided is a cooking appliance having an improved structure in which superheated steam is capable of being used during a cooking operation. The cooking appliance supplies superheated steam while food is cooked, and includes: a main body, a front of which is opened and in which a cooking compartment is disposed; a heating chamber disposed in the main body to be in communication with the cooking compartment; a steam generator disposed to generate steam sprayed into the heating chamber; and a convection heater disposed in the heating chamber to heat the heating chamber and the cooking compartment. The convection heater heats steam discharged from the steam generator, and the steam discharged from the steam generator, in a superheated steam state, is sprayed into the heating chamber and supplied into the cooking compartment.

Abstract: Disclosed is an over having an improved air moving structure. According to one aspect of the present invention, there is provided an oven including: a casing to form an external appearance of the oven; a cooking compartment positioned at an inside the casing, and having a first cooking compartment positioned at an upper side and a second cooking compartment positioned at a lower side; a door to open/close the cooking compartment; a divider positioned in between the first cooking compartment and the second cooking compartment; a first circulating fan and a second circulating fan coupled to rear surfaces of the each of the first cooking compartment and the second cooking compartment; an inlet unit configured to inlet outside air to at least one of the first cooking compartment and the second cooking compartment.

Abstract: An induction heating cooker having an oil temperature control function by of the amount of change of an operating frequency, and a control method thereof, the induction heating cooker including a heating coil, an inverter unit, a driving unit, a detection unit to detect a value of a current that flows at the heating coil, and a control unit to calculate an operating frequency of the driving unit according to the value of the current, to vary the operating frequency so that the heating coil maintains a constant output that corresponds to an output level, and to determine whether oil accommodated in a container placed on the heating coil is overheated, by use of an amount of change of the operating frequency, and the maintenance or the control of the temperature of oil may be achieved.

Abstract: Provided is a cooking appliance having an improved structure in which superheated steam is capable of being used during a cooking operation. The cooking appliance supplies superheated steam while food is cooked, and includes: a main body, a front of which is opened and in which a cooking compartment is disposed; a heating chamber disposed in the main body to be in communication with the cooking compartment; a steam generator disposed to generate steam sprayed into the heating chamber; and a convection heater disposed in the heating chamber to heat the heating chamber and the cooking compartment. The convection heater heats steam discharged from the steam generator, and the steam discharged from the steam generator, in a superheated steam state, is sprayed into the heating chamber and supplied into the cooking compartment.

Abstract: An induction heating cooker having an oil temperature control function by of the amount of change of an operating frequency, and a control method thereof, the induction heating cooker including a heating coil, an inverter unit, a driving unit, a detection unit to detect a value of a current that flows at the heating coil, and a control unit to calculate an operating frequency of the driving unit according to the value of the current, to vary the operating frequency so that the heating coil maintains a constant output that corresponds to an output level, and to determine whether oil accommodated in a container placed on the heating coil is overheated, by use of an amount of change of the operating frequency, and the maintenance or the control of the temperature of oil may be achieved.

Abstract: An induction heating coil including a heating coil, an inverter unit configured to provide a high-frequency power to the heating coil, a driving unit configured to provide a signal used to control an operation of the inverter unit, a operation unit including a water boiling button configured to select a water boiling function, and a control unit configured, if a water boiling function selection signal is input through manipulation of the water boiling button, to vary an operating frequency of the driving unit based on an output of the heating coil, and to determine whether water contained in a vessel placed on the heating coil is boiling by use of a difference between the operating frequencies that is calculated at a predetermined period of time, so that the water boiling or the food boiling is detected during boiling water or cooking foods.

Abstract: A cooking apparatus performing cooking with a cooking container disposed at any desired position on a cooking plate, and a heating device thereof. The cooking apparatus includes a cooking plate to receive a cooking container thereon, and at least one working coil disposed under the cooking plate to heat the cooking container, the at least one working coil including a first portion and a second portion having a different winding structure of a conducting wire which forms the working coil so that a winding density of the conducting wire at one of the first portion and the second portion is relatively higher than the other of the first portion and the second portion.

Abstract: Disclosed herein are a heating device usable with a cooking appliance and a manufacturing method thereof to assure economical formation and arrangement of a working coil. The heating device usable with a cooking appliance includes a working coil formed by spirally winding a conducting wire, and a sheet member arranged to support the working coil and having a supporting plane facing the working coil. Individual windings of the conducting wire, which constitute individual turns of the working coil, are spaced apart from neighboring windings by a predetermined distance. Spaces are defined between the individual neighboring windings of the conducting wire without a structure to guide the working coil.

Abstract: A cooking apparatus performing cooking with a cooking container disposed at any desired position on a cooking plate, and a heating device thereof. The cooking apparatus includes a cooking plate to receive a cooking container thereon, and at least one working coil disposed under the cooking plate to heat the cooking container, the at least one working coil including a first portion and a second portion having a different winding structure of a conducting wire which forms the working coil so that a winding density of the conducting wire at one of the first portion and the second portion is relatively higher than the other of the first portion and the second portion.

Abstract: Disclosed are an electric range and an induction coil unit used therein. The electric range includes a plate, on which cooking containers are mounted; an induction coil unit provided under the plate, and including a plurality of induction coils; and a control unit to control the operation of the induction coil unit, wherein at least one of the induction coils includes at least one rectilinear part.

Abstract: An induction heating cooker and a control method thereof. The induction heating cooker includes a plurality of heating coil groups, each of the heating coil groups including a plurality of heating coils connected in series, a plurality of inverters to individually supply high-frequency voltages to the heating coil groups, respectively, and a controller to control operations of the inverters such that the high-frequency voltages are supplied to the heating coil groups, respectively, based on the numbers of heating coils upon which at least one cooking container is placed within the respective heating coil groups. Therefore, it is possible to effectively heat the cooking container even though the container is put on any position of a cooking plate irrespective of a specific position of the cooking plate. Also, it is possible to effectively heat the container regardless of the size of the container.

Abstract: Disclosed is an apparatus and method for induction heating. The induction heating cooker determines an existence of a vessel and determines material and a bottom size of the vessel by using resonance voltage, which is applied to a heating coil for heating the vessel, so that a proper control operation is performed corresponding to the existence of the vessel, the material and the bottom size of the vessel.

Abstract: A pan sensor capable of stably detecting the mounting of a cooking pan without error, a heat generation unit having the pan sensor, a cooking range having the heat generation unit and a control method thereof are disclosed. The cooking range includes a top plate for mounting a cooking pan thereon, one or more radiant heaters installed in the top plate for supplying heat to the cooking pan, one or more pan sensors, respectively installed in the radiant heaters, for sensing the presence of the cooking pan, each pan sensor having a sensor ring for detecting variation in electrostatic capacitance depending on whether the cooking pan is present, and a controller for controlling each radiant heater based on a sensor output value of each pan sensor.

Abstract: A steam generating apparatus, and an oven including the same. The apparatus includes a water tank adapted to enable convenient cleaning, and is adapted to heat water in the water tank via an induction heating method to generate steam rapidly. The water tank is provided with a steam discharging pipe. The apparatus further includes an induction coil assembly, an induction heating member fitted to the water tank such that it is located near the induction coil assembly, a barrier inserted into the water tank such that only a small amount of water is directly heated by the induction heating member which generates heat by the induction coil assembly, and a cover closing an upper portion of the water tank. The steam discharging pipe is connected with a steam supplying pipe which communicates a cavity with a cooking compartment to supply steam from the apparatus to the cooking compartment.

Abstract: A cooking apparatus includes a heater mounting unit that mounts a heater on a reflecting plate in a simple manner and allows an internal construction of the cooking apparatus to be simple. The cooking apparatus also includes a cabinet, at least one heater mounted in the cabinet, a grill unit positioned on a top of the cabinet to allow food to be cooked while being laid thereon, at least one reflecting plate mounted behind the heater to reflect heat radiated toward a position behind the heater, and at least one elastic mounting unit to mount the heater on the reflecting plate through an elastic deformation thereof. Accordingly, an efficiency of production of the cooking apparatus may be improved, and the cooking apparatus may have a simple internal construction.

Abstract: A cooking apparatus to effectively agitate and evenly distribute high-temperature air into a cooking chamber by use of a single driving fan and a plurality of driven fans. The cooking apparatus includes the cooking chamber, the driving fan arranged at a rear wall of the cooking chamber, a convection heater to surround the driving fan, the plurality of driven fans arranged on a circumference of the driving fan, and a fan cover having a plurality of suction holes and discharge holes. The driving fan is connected with a drive motor to rotate in accordance with an operation of the drive motor. The driven fans rotate by use of air streams generated when the driving fan rotates. The high-temperature air is evenly agitated in accordance with the rotation of the driven fans to be distributed into the cooking chamber via the discharge holes in all directions.

Abstract: A cooking apparatus which prevents a top casing thereof from being heated by heat transmitted from an electric heater. The cooking apparatus having a grill part to cook food thereon, and a electric heater to cook the food, includes a grill housing having a main casing including an opening part coupled with the grill part, providing the electric heater thereon, and a top casing coupled with an upper side circumferential area of the main casing with the center to the opening part, and the top casing including a plurality of top casing units separately provided.

Abstract: A cooking apparatus to effectively agitate and evenly distribute high-temperature air into a cooking chamber by use of a single driving fan and a plurality of driven fans. The cooking apparatus includes the cooking chamber, the driving fan arranged at a rear wall of the cooking chamber, a convection heater to surround the driving fan, the plurality of driven fans arranged on a circumference of the driving fan, and a fan cover having a plurality of suction holes and discharge holes. The driving fan is connected with a drive motor to rotate in accordance with an operation of the drive motor. The driven fans rotate by use of air streams generated when the driving fan rotates. The high-temperature air is evenly agitated in accordance with the rotation of the driven fans to be distributed into the cooking chamber via the discharge holes in all directions.

Abstract: A cooking apparatus includes a body, a pair of heating units, a grill unit, a heat reflecting unit, and a cooling fan. The heating units are arranged between the grill unit and the heat reflecting unit. The heat reflecting unit includes inner and outer reflecting plates that are inclined at certain angles to reflect heat radiated from the heating units toward the grill unit. The cooling fan is positioned in an inner space of the heat reflecting unit. The heat reflecting unit has front, rear, and side plates, which are provided with a plurality of through holes, so that air passes through the inner space of the heat reflecting unit.