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Kwon, Changwon-Si

Euihyeok Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20110018729HOME APPLIANCE AND SIGNAL OUTPUT METHOD THEREOF - A home appliance and a signal output method thereof are disclosed. The home appliance outputs product information in the form of a sound signal, which is transmitted to a service center at a remote site over a communication network so that the service center can readily check the state of the home appliance. A digital signal including product information of the home appliance is converted into a sound signal based on a plurality of frequency signals. Therefore, a larger amount of data can be rapidly transmitted for a fault diagnosis, so as to improve fault diagnosis accuracy.01-27-2011

Eui Hyeok Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20100027770HOME APPLIANCE SYSTEM AND OPERATION METHOD THEREOF - A home appliance system and an operation method thereof are disclosed. The home appliance outputs product information as a predetermined sound and transmits the sound through a connected communication network, thereby making it easier for a service center at a remote place to check a status of the home appliance. Further, the home appliance system and operation method thereof prevents noise or signal error generated in the procedure of converting product information into a signal of a predetermined frequency band in order to output the product information as a sound, thus enabling stable signal conversion and improving the accuracy of information transmission using the output of sound.02-04-2010
20100262865SYSTEM AND METHOD FOR DIAGNOSING HOME APPLIANCE - A system and method for diagnosing a home appliance are disclosed. The home appliance outputs product information as a predetermined sound signal, and transmits the sound signal to a service center of a remote site over a communication network, such that a service technician of the service center can easily check a current status of the home appliance. The diagnostic system effectively detects data using multiple synchronous signals having a time difference, quickly diagnoses a current status or fault of the home appliance, provides a service for more correctly diagnosing a faulty operation of the home appliance, and increases user satisfaction and reliability.10-14-2010
20100262884DIAGNOSTIC SERVER FOR A HOME APPLIANCE AND CONTROLLING METHOD - A diagnostic server and a controlling method are provided. In the method, the diagnostic server receives a packet including at least one frame and performs error checking on each frame included in the packet. The diagnostic server receives a retransmitted packet upon determining from the result of error checking that a frame in the packet has an error. The diagnostic server performs error checking on each frame included in the retransmitted packet and restores the frame included in the packet based on the retransmitted packet when a frame, which is located in a location corresponding to the error frame, included in the retransmitted packet has no error. In the case where a packet including product information is transmitted, this method can reduce the number of retransmissions of the same packet required to acquire an error-free packet.10-14-2010
20100318324SYSTEM AND METHOD FOR DIAGNOSING HOME APPLIANCE - A system and method for diagnosing a home appliance are disclosed. The home appliance outputs product information as a predetermined sound signal, and transmits the sound signal to a service center of a remote site over a communication network, such that a service technician of the service center can easily check a current status of the home appliance. When a diagnostic server of the service center analyzes the sound signal of the home appliance, it selects a plurality of preamble candidates and can effectively and correctly detect data using weights, so that it can quickly diagnose a faulty operation of the home appliance. An erroneous data analysis and its associated erroneous diagnosis are prevented, so that the diagnostic system provides a service for more correctly diagnosing a faulty operation of the home appliance and also increases user satisfaction and reliability of the home appliance.12-16-2010

Gi Dong Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20080246382Refrigerator - An embodiment of the present invention relates to a refrigerator comprising: a main body having a storage chamber; a shelf movably provided to the inside of the storage chamber; a guide unit guiding a movement of the shelf; and a transfer means provided at at least one side of the shelf and transferring driving power for moving the shelf. Through such a configuration, it is possible to adjust height of the shelf, without drawing out the shelf to the outside of the storage chamber.10-09-2008

Ho Cheol Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20110252836TUB HAVING STRUCTUALLY STRENGTHENED REAR WALL AND WASHING MACHINE WITH THE SAME THEREIN - A tub having a structurally strengthened rear wall and a washing machine with the same therein are disclosed. A washing machine includes a bearing housing having a flange part and a tub part injection-molded with the bearing housing inserted into a wall thereof, the wall having a recessing part and a projecting part formed on an inner or an outer surface thereof along a circumferential direction, and a circumferential rib or a radical rib formed on the recessing part.10-20-2011
20110283745TUB HAVING STRUCTUALLY STRENGTHENED REAR WALL AND WASHING MACHINE WITH THE SAME THEREIN - A tub having a structurally strengthened rear wall and a washing machine with the same therein are disclosed. A washing machine includes a bearing housing having a flange part and a tub injection-molded with the bearing housing inserted into a wall thereof, the wall having a recessing part and a projecting part formed on an inner or an outer surface thereof along a circumferential direction, and a circumferential rib or a radial rib formed on the recessing part.11-24-2011
20110283746TUB HAVING STRUCTUALLY STRENGTHENED REAR WALL AND WASHING MACHINE WITH THE SAME THEREIN - A tub having a structurally strengthened rear wall and a washing machine with the same therein are disclosed. A washing machine includes a bearing housing having a flange part and a tub injection-molded with the bearing housing inserted into a wall thereof, the wall having a recessing part and a projecting part formed on an inner or an outer surface thereof along a circumferential direction, and a circumferential rib or a radial rib formed on the recessing part.11-24-2011
20110289984TUB HAVING STRUCTUALLY STRENGTHENED REAR WALL AND WASHING MACHINE WITH THE SAME THEREIN - A tub having a structurally strengthened rear wall and a washing machine with the same therein are disclosed. A washing machine includes a bearing housing having a flange part and a tub injection-molded with the bearing housing inserted into a wall thereof, the wall having a recessing part and a projecting part formed on an inner or an outer surface thereof along a circumferential direction, and a circumferential rib or a radial rib formed on the recessing part.12-01-2011

Hui Jae Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20120317729CLOTHES TREATMENT APPARATUS AND CONTROL METHOD THEREOF - A clothes treatment apparatus (12-20-2012

Hyuk-Joo Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20110173771VACUUM CLEANER - A vacuum cleaner is provided. The vacuum cleaner includes 07-21-2011
20110289725VACUUM CLEANER - The embodiments disclose a vacuum cleaner. The vacuum cleaner includes a suction nozzle capable to adjusting the height with regard to the bottom surface.12-01-2011
20120102671VACUUM CLEANER - Provided is a vacuum cleaner. The vacuum cleaner includes a cleaner main body, a dust container including a dust collection body separably disposed on the cleaner main body to define a dust storage chamber for storing dusts and a lower cover disposed under the dust collection body to open and close the dust storage chamber, a pressing member movably disposed inside the dust collection body to compress the dusts within the dust storage chamber, the pressing member including a rotation shaft and a pressing plate connected to the rotation shaft, a transmission part disposed under the lower cover to transmit a power transmitted from the outside, and a connection member disposed above the lower cover to transmit the power transmitted from the transmission part into the rotation shaft.05-03-2012

Hyungjin Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20120118364SOLAR CELL - A solar cell includes a silicon semiconductor substrate including a plurality of concave portions formed at a first surface thereof; an emitter layer formed at the first surface of the silicon semiconductor substrate having the plurality of concave portions; an antireflection layer formed on the emitter layer; and a front electrode layer connected to the emitter layer by penetrating through the antireflection layer. The front electrode layer is formed on a flat surface between the plurality of concave portions and has a finger matrix shape. Accordingly, an area of the concave portions effectively absorbing sun light can increase, and the reduction of fill factor can be reduced or prevented by a short horizontal migration length of electrons.05-17-2012

Jung-Ju Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20090173333BURNER ASSEMBLY AND COOKING APPLIANCE - A burner assembly is provided. The burner assembly includes a burner pot, a combustion mat, a pot cover, and a burner frame. The burner pot receives gas and air. A mixed gas of the gas and air supplied into the burner pot is burned in the combustion. The pot cover is disposed between the burner pot and the combustion mat to support the combustion mat. The burner frame guides combustion gas generated due to the combustion of the mixed gas in the combustion mat.07-09-2009

Patent applications by Jung-Ju Kwon, Changwon-Si KR

Kyongmin Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20110289950HOT WATER SUPPLY APPARATUS ASSOCIATED WITH HEAT PUMP - A hot water supply apparatus associated with a heat pump is provided. In the hot water supply apparatus, refrigerant flowing through an evaporator and a compressor of a refrigerant cycle may perform a heat-exchange operation with water so that, a hot water supply operation may be substantially continuously performed without performing a defrosting operation.12-01-2011
20110289952HOT WATER SUPPLY APPARATUS ASSOCIATED WITH HEAT PUMP - A hot water supply apparatus associated with a heat pump is provided. The hot water supply apparatus may employ a cascade heat pump including a two-stage cycle to perform a hot water supply operation. Refrigerants flowing through a heat side heat exchanger and a usage side heat exchanger may be heat-exchanged with water. Thus, the hot water supply operation may be continuously performed, without a defrosting operation, and hot water supply performance and heating performance may be improved.12-01-2011

Lg Geun Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20120159717CONTROL METHOD OF LAUNDRY MACHINE - Control methods of a laundry machine are disclosed. One of them is a control method of a laundry machine comprising a water supplying step configured to drive the drum of the machine in scrub motion when water is supplied to the tub of the machine. Another control method of the laundry machine comprising a washing cycle with at least one water supplying step configured to drive the drum in a predetermined time period after water supply to the tub starts or after the water level reaches a predetermined value.06-28-2012

Namwoo Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20110264245HOME APPLIANCE AND METHOD OF OPERATING THE SAME - A home appliance and a method of operating the same are provided. The home appliance has a communication device that can be easily detached, can selectively set a communication method according to a peripheral network environment, enables an easy connection to a smart server by changing a position of the communication device and can thus transmit and receive data by stably communicating with the smart server regardless of an obstacle and a position of the home appliance.10-27-2011
20120023976AIR CONDITIONER AND METHOD FOR CONTROLLING THE SAME - An air conditioner and control method thereof is provided which may be controlled to adapt operation to changes in power rates. The method may include receiving electric power related information, determining whether a current power rate included in the received information is higher than a preset reference value, determining occupancy of a space to be air conditioned if the current power rate is higher than the preset reference value, and controlling a flow rate of air supplied to the space based on the determined occupancy.02-02-2012
20120023977AIR CONDITIONER AND METHOD FOR CONTROLLING THE SAME - An air conditioner which may controlled to adapt to changes in power rates, and an associated method, are provided. The method may include receiving electric power information, determining whether a current power rate included in the received information is higher than a preset reference value, and supplying electric power from a supplementary electric power source to at least one appliance in a network to which the air conditioner is connected if the current power rate is higher than the preset reference value.02-02-2012

Seong Hun Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20110148321LIGHTING APPARATUS - A lighting apparatus is disclosed. The lighting apparatus is configured such that a light-emitting unit is cooled through movement of air ionized by corona discharge, rather than using a fan that generates noise, resulting in reduced operational noise.06-23-2011

Soon-Kwang Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20120103449FLOW PATH SWITCHING VALVE - A flow path switching valve includes a tube body including one or more inlets opened to communicate with a fluid supplying source and supplying fluid into an inside of the tube body, outlets opened at opposite sides to the respective inlets and selectively alternately discharging fluid from the inside of the tube body, drains opened at opposite ends and discharging operating fluid introduced through the outlet, and seat units respectively protrude on an inner circumference of the tube body between the inlet(s), outlets and drains. An operating rod, coaxially mounted in the tube body, includes spaced apart projection units and is connected to an operating unit at one end so as to reciprocate axially within the tube body responsive to the operating unit. Valve bodies are movably disposed on an outer circumference of the operating rod and are arranged between the respective projection units to face respective seat units.05-03-2012

Taehyok Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20110050059WASHING MACHINE - A washing machine of the present invention comprises a top cover where a laundry entrance hole is formed through which laundry is put in from above; a lid assembly coupled to the top cover in a rotatable manner and opening and closing the laundry entrance hole; and a stopper being formed at least in one of the top cover and the lid assembly and preventing the lid assembly from being rotated more than a maximum opening angle. The stopper prevents a lid assembly from being rotated more than a maximum opening angle.03-03-2011
20110050060WASHING MACHINE - A washing machine according to one embodiment of the present invention comprises a top cover where a laundry entrance hole is formed through which laundry is put in from above; a lid assembly coupled to the top cover in a rotatable manner and opening and closing the laundry entrance hole; a first hinge connecting the top cover and the lid assembly; and a cam being installed in the first hinge and preventing the lid assembly from being rotated more than a maximum opening angle.03-03-2011
20110056029RINSING METHOD OF WASHING MACHINE - A rinsing method of a washing machine according to the present invention supplies fabric softener after getting fabric wet by spraying water through a spray nozzle. Therefore, not only fabric can become fully wet while reducing water used for rinsing but also fabric softener can be spread out evenly over the fabric.03-10-2011
20120060301CONTROL METHOD OF WASHING MACHINE - Disclosed herein is a control method of a washing machine which minimizes damage to laundry to be washed. The control method includes executing a washing cycle to wash laundry to be washed by supplying wash water, dissolving detergent in wash water and washing the laundry, executing a rinsing cycle to rinse the laundry by draining wash water, spin-drying the laundry, and rinsing the laundry, and executing a spin-drying cycle to spin-dry the laundry by draining wash water and spin-drying the laundry, wherein the dissolving of the detergent is carried out at a water level lower than a predetermined reference water level.03-15-2012

Tae Kyun Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20110164930SUPPORT PLATFORM OF NON-CONTACT TRANSFER APPARATUS - Provided is a support platform of a non-contact transfer apparatus. The support platform is arranged horizontally and includes first and second members adding a lift force to a first force for lifting peripheral portions of a transferred object, wherein the first force is lower than a second force lifting a central portion of the transferred object.07-07-2011

Taeyoung Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20120138141SOLAR CELL - A solar cell includes a photoelectric conversion layer and a front electrode on the photoelectric conversion layer. The front electrode includes a bus bar electrode; at least one first finger electrode directly connected to the bus bar electrode; a plurality of connecting electrodes extending from the bus bar electrode and having a width smaller than a width of the bus bar electrode, wherein the plurality of connecting electrodes includes portions that are spaced apart from each other to form a space therebetween; at least one second finger electrode connected to at least one of the plurality of connecting electrodes; and an auxiliary electrode formed at the space between the portions of the plurality of connecting electrodes.06-07-2012
20120199190SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME - A solar cell includes a silicon semiconductor substrate; an emitter layer formed on a surface of the silicon semiconductor substrate; an antireflection layer formed on the emitter layer: and a front electrode electrically connected to the emitter layer by penetrating the antireflection layer. The front electrode includes a finger line and a busbar electrode electrically connected to the finger line, and the busbar electrode includes at least a first electrode line and a second electrode line electrically connected to each other. The first and second electrode lines have a width same as or larger than a width of the finger line, and the first and second electrode lines have the width of 100 μm or less.08-09-2012

Woon Sik Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20100058790ROTARY TYPE ULTRALOW TEMPERATURE REFRIGERANT SUPPLY APPARATUS - The rotary type ultralow temperature refrigerant supply apparatus includes a refrigerant introduction pipe coupled to the super conductive rotor for supplying a liquid-phase ultralow temperature refrigerant cooled by the refrigeration system to the evaporator, a refrigerant withdrawal pipe disposed spaced apart from the refrigerant introduction pipe for withdrawing a gas-phase ultralow temperature refrigerant obtained through the evaporation of the liquid-phase refrigerant by the evaporator and guiding the withdrawn gas-phase ultralow temperature refrigerant to the refrigeration system, and a vacuum housing fixedly disposed outside the refrigerant introduction pipe and the refrigerant withdrawal pipe, the vacuum housing having a vacuum heat insulation space defined inside.03-11-2010
20100060089DEVICE FOR COOLING CURRENT LINES OF SUPERCONDUCTING ROTATING MACHINE - A cooling device for current lines of a superconducting rotating machine, which is capable of removing heat generated from the current lines of the superconducting rotating machine, thereby effectively preventing a superconducting coil from being deformed due to the heat generated from the current lines, is disclosed. The cooling device includes heat conduction members respectively mounted to outer surfaces of the current lines. Each heat conduction member is in contact with an inner peripheral surface of the stator such that the heat conduction member transfers, to the stator, heat generated from a corresponding one of the current lines. The heat conduction member further includes insulators each surrounding a corresponding one of the current lines between a corresponding one of the heat conduction members and a power slip ring arranged in the stator, to thermally insulate the heat generated from the corresponding current line.03-11-2010
20100061869CRYOGENIC FLUID CIRCULATION PUMP - Disclosed is a cryogenic fluid circulation pump that is capable of preventing heat from permeating into a cryogenic fluid by convection during the circulation of the cryogenic fluid by the pump and, at the same time, minimizing the transfer of heat to the cryogenic fluid circulating through a shaft rotating to rotate the pump. The cryogenic fluid circulation pump includes a magnet pump unit mounted in a vacuum chamber having an introduction channel and a discharge channel formed therein to prevent heat from permeating into the cryogenic fluid by convection for rotating by a magnetic force to circulate the cryogenic fluid, when a rotary force from a power source is transmitted to the magnet pump unit.03-11-2010
20100300119PUMP FOR SUPPLYING CRYOGENIC COOLANT - A pump for supplying a cryogenic liquid coolant in accordance with the present invention includes: a housing having an inlet port for introducing a cryogenic liquid coolant, an outlet port for discharging the cryogenic liquid coolant introduced through the inlet port, and a chamber for connecting the inlet port and the outlet port; an impeller rotatably retained in the housing for introducing the cryogenic liquid coolant through the inlet port and discharging the same through the outlet port; and a vapor exhausting part provided in the housing for exhausting vapor generated from the cryogenic liquid coolant.12-02-2010
20110092371COOLING FLUID PATH STRUCTURE FOR SUPERCONDUCTION ROTATING MACHINE - Disclosed is a cooling fluid path structure for a superconducting rotating machine, which includes: a fixed inlet fluid path fixed together with the fluid supply means; a rotating inlet fluid path adjacently connected to an outlet of the fixed inlet fluid path, which is for transferring the cooling fluid transferred from the fixed inlet fluid path to a cooling fluid path inlet provided in the rotor while rotating together with the rotor; a rotating outlet fluid path rotating together with the rotor, to which the cooling fluid discharged from a cooling fluid path outlet of the rotor is transferred; and a fixed outlet fluid path adjacently connected to the rotating outlet fluid path, which is for transferring the cooling fluid transferred from the rotating outlet fluid path to the fluid supply means while being fixed together with the fluid supply means, wherein the rotating outlet fluid path and the fixed outlet fluid path are disposed in such a manner that they surround outside of the rotating inlet fluid path and the fixed inlet fluid path.04-21-2011

Yongchoi Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20110123381COMPRESSOR - The present invention provides a compressor, comprising: a stator (05-26-2011

Yongchol Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20110120174COMPRESSOR - The present invention relates to a rotary compressor comprising an electric motor part for supplying electric power and a compression mechanism part for compressing a refrigerant while first and second rotary members (05-26-2011
20110120178COMPRESSOR - The present invention provides a compressor, comprising a stator (05-26-2011
20110123366COMPRESSOR - A compressor eliminates sliding contacts between a cylinder (05-26-2011
20110126579COMPRESSOR - The present invention relates to a rotary compressor comprising an electric motor part (06-02-2011
20110129370COMPRESSOR - A compressor comprises: a hermetically sealed container; a stator fixedly installed within the hermetically sealed container; a first rotary member rotating, within the stator, around a first rotary shaft longitudinally extending concentrically with the center of the stator by a rotating electromagnetic field from the stator, and provided with first and second covers fixed to upper and lower parts and rotating integrally with each other; a second rotary member space for compressing a refrigerant in a compression space formed between the first and second rotary members while rotating, within the first rotary member, around the second rotary shaft extending through the first and second covers upon receipt of a rotational force from the first rotary member; a vane for transmitting the rotational force to the second rotary member from the first rotary member, and partitioning the compression space into a suction region for sucking the refrigerant and a compression region for compressing/discharging the refrigerant; and first and second bearings fixed to the inside of the hermetically sealed container, and rotatably supporting the first and second rotary members in an axial direction.06-02-2011

Youl Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20090026162CAN RECEIVING APPARATUS AND REFRIGERATOR HAVING THE SAME - A can receiving apparatus is disclosed. More particularly, disclosed is a can receiving apparatus for a refrigerator, in which a can receiving shelf is conveniently fixed at a pivotally rotated position, assuring easy storage and removal of cans and improved space utility. The can receiving apparatus includes a case, a can receiving shelf coupled to the case in a pivotally rotatable manner, and a fixing structure to fix the can receiving shelf at an upper limit position upon pivotal rotation of the can receiving shelf.01-29-2009

Young Kil Kwon, Changwon-Si KR

Patent application numberDescriptionPublished
20090093369SUPERCONDUCTING SYNCHRONOUS MACHINE - Disclosed herein is a superconducting field coil of a homopolar type superconducting synchronous machine. The superconducting synchronous machine includes a superconducting field coil which comprises a single or double pancake coil formed by winding a superconducting wire, a core-type rotor which is made of a magnetic material, and an armature winding excited to three phases on a surface of a core of a stator. The field coil of the homopolar type superconducting synchronous machine is not rotated when the machine is in operation. Thus, there is no part for coupling the rotating field coil to a stationary cryo-cooler for cooling a refrigerant, so that the structure is simple, reliability is high, and various cooling methods are available.04-09-2009