Sa, KR
Bok Jin Sa, Namyangju-City KR
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20090145768 | Process of ceramic coating for silver or silver plated - A process of ceramic coatings on silver or silver-plated articles is developed in order to prevent surface tarnish, which are employed as ornaments on bags, garments or accessories such as necklaces, earrings, etc. Such a process comprises the steps of: forming a beryllium film on the surface of the article by fixing a stainless steel plate to an anode, fixing the silver or silver-plated article to a cathode and plating the surface of the silver-plated article with beryllium in an electrolyte containing beryllium sulfate (BeSO4.4H2O) by an electroplating method; buffing the article coated with the beryllium film; washing and drying the buffed article using a surfactant; forming the resultant ceramic coating by dipping the dried article in a ceramic coating solution which includes 20 to 80 cc of glass water (liquid sodium silicate) No. 1, 5 to 60 g of sodium metasilicate, 5 to 30 g of sodium tungstate, 5 to 10 g of molybdic acid in 1 liter of water; and drying the wetted article. | 06-11-2009 |
20130167741 | Method for decorative patterning on the handbag - A method for decorative patterning on the handbag sheet has developed, the method comprising that; applying a paint ( | 07-04-2013 |
Bo Kyung Sa, Chuncheon-Si KR
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20150190452 | USE OF KAEMPFERIA PARVIFLORA WALL. EX. BAKER EXTRACTS OR FLAVONE COMPOUND FOR PREVENTING OR TREATING MUSCLE DISEASES, OR IMPROVING MUSCLE FUNCTION - The present invention relates to a pharmaceutical composition containing | 07-09-2015 |
Bo-Kyung Sa, Kwangju Kyounggi-Do KR
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20150259763 | AUSTENITIC HEAT-RESISTANT ALLOY AND METHOD OF MANUFACTURING HEAT-RESISTANT BOLT USING THE SAME - Disclosed are a heat-resistant alloy used in a heat-resistant bolt and the like for fastening high temperature parts of an engine in a vehicle and the like, and a method of manufacturing a heat-resistant bolt using the heat-resistant alloy. Particularly, the austenitic heat-resistant alloy includes, based on a total weight of the heat-resistant alloy, carbon (C) in an amount of about 0.01 to about 0.08 wt %, silicon (Si) in an amount of about 0.01 to about 1.00 wt %, manganese (Mn) in an amount of about 0.01 to about 2.00 wt %, nickel (Ni) in an amount of about 17 to about 22 wt %, titanium (Ti) in an amount of about 2.7 to about 3.2 wt %, chromium (Cr) in an amount of about 11 to 16 wt %, molybdenum (Mo) in an amount of about 0.3 to about 1.0 wt %, vanadium (V) in an amount of about 0.1 to about 0.4 wt %, and a remainder of iron (Fe) and optionally an inevitable impurity. | 09-17-2015 |
Bumdong Sa, Seoul KR
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20120171064 | COMPRESSOR - A compressor is provided having an accumulator that forms an accumulating chamber in an internal space of a shell of the compressor, reducing a size and simplifying an assembly process. A stationary shaft having a refrigerant suction passage may be directly connected to the accumulator to prevent leakage of refrigerant. A center of gravity of the accumulator may correspond to a center of gravity of the compressor to reduce vibration caused by the accumulator. An eccentric portion may be provided at the stationary shaft to secure a spacious compression space. Both ends of the stationary shaft may be supported by a frame to reduce vibration. A rotor and a cylinder may be coupled with a bearing to reduce cylinder deformation. An installation area of the compressor may be minimized to enhance design flexibility of an outdoor device employing the compressor and minimize interference with other components. | 07-05-2012 |
20120171065 | COMPRESSOR - A compressor is provided having an accumulator that forms an accumulating chamber in an internal space of a shell of the compressor, reducing a size of the compressor and simplifying an assembly process. A stationary shaft having a refrigerant suction passage may be directly connected to the accumulator to prevent leakage of refrigerant. Further, a center of gravity of the accumulator may correspond to a center of gravity of the compressor to reduce vibration noise of the compressor caused by the accumulator. Furthermore, both ends of the stationary shaft may be supported by a frame to reduce compressor vibration without using a separate bearing. An installation area of the compressor including the accumulator may be minimized to enhance design flexibility of an outdoor device employing the compressor and minimize interference with other components, thereby facilitating installation of the outdoor device. | 07-05-2012 |
20120171067 | HERMETIC COMPRESSOR AND MANUFACTURING METHOD THEREOF - A hermetic compressor is provided, comprising: a cylindrical shell; a stator fixed to inner surface of the shell; a rotor rotatably installed with respect to the stator; a compression unit combined with the rotor to be rotated together with the rotor; a stationary shaft including an eccentric portion around which the compression unit is supported stationary with respect to a longitudinal direction thereof; an accumulator fixed to inside of the shell in such a manner sealing the upper end of the shell and fixedly supporting one end of the stationary shaft above the stator; a lower frame fixed to inside of the shell and fixedly supporting the other end of the stationary shaft; an upper cap to seal the upper end of the accumulator; and a lower cap to seal the lower end of the shell. | 07-05-2012 |
20140105774 | HERMETIC COMPRESSOR - A hermetic compressor is provided that may include a fluid guide disposed in an inner space of an intermediate chamber, so as to guide oil, discharged from a first compression chamber of a first compression device into the inner space of the intermediate chamber, to a second compression chamber of a second compression device without remaining in the inner space of the intermediate chamber, whereby noise generated due to an excessive amount of oil remaining in the inner space of the intermediate chamber may be reduced, and simultaneously a shortage of oil in the second compression device may be prevented. | 04-17-2014 |
20140186201 | COMPRESSOR - A compressor is provided that may include a cylinder including an outer cylinder portion and an inner cylinder portion, and a vane portion connected between the outer cylinder portion and inner cylinder portion, which is fixed to a casing. A rolling piston may be slidably coupled to the vane portion to form an outer compression space and an inner compression space while making a turning movement between the outer cylinder portion and the inner cylinder portion. Through this, a weight of a rotating body may be reduced to obtain low power loss with respect to a same cooling power and a small bearing area, thereby reducing refrigerant leakage as well as easily changing a capacity of a cylinder in an expanded manner. Moreover, refrigerant may be discharged in opposite directions in each compression space, thereby reducing vibration noise of the compressor. In addition, a back pressure groove may be formed on an upper surface of a drive transmission portion of the rolling piston, thereby reducing a friction area between the rolling piston and the upper bearing, as well as reducing a friction loss between the rolling piston and the upper bearing due to oil filled into the back pressure groove. | 07-03-2014 |
20140186202 | COMPRESSOR - A compressor is provided that may include a cylinder including an outer cylinder portion, an inner cylinder portion, and a vane portion connected between the outer cylinder portion and the inner cylinder portion, which is fixed to a casing. A rolling piston may be slidably coupled to the vane portion to form an outer compression space and an inner compression space while making a turning movement between the outer cylinder portion and the inner cylinder portion. Through this, a weight of a rotating body may be reduced to obtain a low power loss with respect to the same cooling power and a small bearing area, thereby reducing refrigerant leakage as well as easily changing a capacity of a cylinder in an expanded manner. In addition, refrigerant may be discharged in opposite directions to each other in each compression space, thereby reducing vibration noise of the compressor. | 07-03-2014 |
Bum-Dong Sa, Gimhae-Si KR
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20120128511 | COMPRESSOR - The present invention relates to a compressor in which a rotary member suspended on a stationary member is rotated to compress the refrigerant. The rotary member is suspended on a first stationary member and rotatably supported on a second stationary member spaced apart from the first stationary member to thereby achieve the structural stability, improve the operation reliability and reduce the vibration. The components can be easily centered and assembled with an excellent assembly property. In addition, a mounting structure of an elastically-supported vane is improved to ensure the lubrication performance and the operation reliability. Moreover, a mounting structure of a roller-incorporated vane is improved to reduce vibration and prevent refrigerant leakage, which leads to high compression efficiency. | 05-24-2012 |
20120134864 | COMPRESSOR - The present invention relates to a compressor in which a rotary member suspended on a stationary member is rotated to compress the refrigerant. The rotary member is suspended on a first stationary member and rotatably supported on a second stationary member spaced apart from the first stationary member, which achieves the structural stability and allows the components to be easily centered and assembled. A refrigerant suction passage and a refrigerant discharge passage are improved such that the refrigerant can be sucked and discharged without a valve. | 05-31-2012 |
20120141312 | COMPRESSOR - The present invention relates to a compressor in which a rotary member is suspended on a stationary member and rotated to compress the refrigerant. In the stationary member, top and bottom ends of a stationary shaft are fixed to improve the structural stability and assembly property. Bearing covers are provided on a contact portion of the stationary member and the rotary member such that the rotary member can be rotated when suspended on the stationary member. This stabilizes the operation. In the rotary member, a vane is integrally formed with a roller and mounted on a vane mounting hole of a cylinder-type rotor. This reduces the vibration and prevents refrigerant leakage to improve the compression effect. Although the rotary member is provided on an outer circumferential surface of the stationary member, it is possible to perform the suction and discharge of the refrigerant in the axial direction. This can lower the product height. The oil stored in a hermetic container is supplied to a lubrication passage provided between the stationary member and the rotary member, thereby reducing a friction loss between the components and achieving the operation reliability. | 06-07-2012 |
Bum-Dong Sa, Gyeongsangnam-Do KR
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20100322790 | RECIPROCATING COMPRESSOR - The present invention relates to a reciprocating compressor. The reciprocating compressor includes a latching unit by which a piston is reciprocated by two times a total eccentric amount obtained by adding an eccentric amount of an eccentric portion to an eccentric amount of an eccentric sleeve in a power mode, while the piston is reciprocated by two times the eccentric amount of the eccentric portion in a saving mode, accordingly the piston can have an upper dead point same in the power mode and the saving mode, thereby reducing a dead volume between the piston and a discharge valve and increasing a variable ratio of a cooling capacity of the compressor in the saving mode. | 12-23-2010 |
Duhwan Sa, Hwaseong-Si KR
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20120194156 | LOAD DRIVING SIGNAL-LINKED HIGH VOLTAGE DRIVING METHOD AND DRIVING CIRCUIT THEREOF - A load driving signal-linked high voltage driving method comprises the steps of: generating an output power voltage of preset size by boosting the voltage of input power; converting the output power voltage so that the generated output power voltage may be linked with an output signal of a load driving circuit; and driving a load by applying the converted output power voltage to the load driving circuit. According to the above present invention, it is possible to minimize power consumption of a battery in a portable electronic device which drives a load by converting the low-voltage rectification power or a voltage of the battery into a high voltage, and thus the usage of a function or an apparatus such as a haptic terminal or the like, which may need a high voltage, is more activated. | 08-02-2012 |
Hee Sul Sa, Daejeon KR
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20120025409 | METHOD AND APPARATUS FOR VACUUM PROCESS OF ISOSTATIC PRESSING OF POWDER MATERIAL - A method for a vacuum process of isostatic pressing of powder material comprises preparing an explosive charged rubber bag by charging a rubber bag with powder, forming a vacuum environment by putting the explosive charged rubber bag in a vacuum box, sealing an inlet of the explosive charged rubber bag which is in a vacuum state, and maintaining the vacuum state by putting the explosive charged rubber bag in a fluid contained in a reservoir by a predetermined depth in a state that the inlet of the explosive charged rubber bag has been sealed. | 02-02-2012 |
Inyoung Sa, Gyeonggi-Do KR
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20120255564 | Earplug Having A Resilient Core Structure - An earplug for insertion into an ear canal of a user has a front, a back, a side extending between the front and the back, a longitudinal axis, and a transverse axis. A core structure is selectively moveable from an un-deformed position to a deformed, insertable position suitable for insertion of the earplug into the ear canal of the user. A cover covers at least a portion of the core structure and is adapted for contact with the ear canal of the user. An actuator is operatively connected to the core structure for moving the core structure from the un-deformed position to the deformed, insertable position upon application of a force to the actuator. | 10-11-2012 |
20140243768 | Aldehyde Control in Personal Care Products - An odor control layer for personal care products has a composition that has a PEG or PEG copolymer composition applied thereto. The layer can be placed in a personal care product, such as a diaper, training pant, absorbent under pant, adult incontinence product, or feminine hygiene product. Additional odor control layers may include silver nanoparticles and activated carbon compositions. In an alternative form, a single odor control layer includes the PEG composition and the activated carbon and/or silver nanoparticle compositions. A cleansing composition with PEG and possibly active carbon and silver nanoparticles may be combined with the personal care product to form a kit. | 08-28-2014 |
Inyoung Sa, Yongin KR
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20120150153 | Method and System for Monitoring Nutritional Uptake as a Function of Microflora Intestinal Gas Levels - Systems and methods for monitoring nutritional uptake of an individual are disclosed. The method can include monitoring microflora intestinal gas concentration levels associated with a patient and adjusting the volume of nutrient provided by the patient with an artificial feeding device based at least in part on the microflora intestinal gas levels associated with the patient. A microflora intestinal gas sensor can be used to monitor the microflora intestinal gas associated with the patient. The microflora intestinal gas sensor can monitor the microflora intestinal gas in a patient's exhaled breath or in the patient's digestive tract. The microflora intestinal gas sensor be included as part of an enteral feeding system at the distal end or outside end of an enteral feeding tube. Systems and methods for monitoring nutritional uptake of an infant based on microflora intestinal gas levels associated with the infant are also disclosed. | 06-14-2012 |
Inyoung Sa, Gyeong-Gi KR
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20150320337 | Method and System for Monitoring Nutritional Uptake as a Function of Hydrogen Gas Levels - Systems and methods for monitoring nutritional uptake of an individual are disclosed. The method can include monitoring microflora intestinal gas concentration levels associated with a patient and adjusting the volume of nutrient provided by the patient with an artificial feeding device based at least in part on the microflora intestinal gas levels associated with the patient. A microflora intestinal gas sensor can be used to monitor the microflora intestinal gas associated with the patient. The microflora intestinal gas sensor can monitor the microflora intestinal gas in a patient's exhaled breath or in the patient's digestive tract. The microflora intestinal gas sensor be included as part of an enteral feeding system at the distal end or outside end of an enteral feeding tube. Systems and methods for monitoring nutritional uptake of an infant based on microflora intestinal gas levels associated with the infant are also disclosed. | 11-12-2015 |
Jaecheon Sa, Seoul KR
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20110025479 | APPARATUS AND METHOD FOR GENERATING VIBRATION PATTERN - An apparatus for controlling a vibration includes a vibration transfer unit; at least one pair of oscillators disposed spaced apart from each other in the vibration transfer unit, and configured to generate a vibration in the vibration transfer unit; at least one driver configured to selectively drive the at least one pair of oscillators; and a controller configured to control the at least one driver and thereby move a center of the vibration within the vibration transfer unit so as to create a moving vibration sensation. | 02-03-2011 |
20110025480 | MOBILE DEVICE AND METHOD FOR CONTROLLING VIBRATION THEREOF - A mobile device for controlling a vibration includes an input unit configured to receive an input from a user or an external device; an output unit configured to generate an output; a vibration pattern generation unit configured to generate a vibration, and to move a center of the vibration within the mobile device according to the input from the input unit or the output from the output unit; and a control unit configured to control the vibration pattern generation unit so as to create a moving vibration sensation from a movement of the center of the vibration. | 02-03-2011 |
20150378463 | ELECTRONIC DEVICE FOR SENSING 2D AND 3D TOUCH AND METHOD FOR CONTROLLING THE SAME - An electronic device having a function for sensing 2D and 3D touch which includes a display unit; a bezel frame unit; a plurality of light emitting units; a plurality of light receiving units; a light isolation unit configured to isolate a first light for sensing 2D touch and a second light for sensing 3D touch from the lights incident thereon from the light emitting units; a driving control unit configured to sequentially operate the plurality of the light emitting units; and a motion recognition unit configured to calculate a horizontal coordinate based on the quantity of the first light, to calculate a spatial coordinate based on the quantity of the second light, to extract a motion of the pointer based on the detected quantity of the light and to implement an operation corresponding to the extracted motion. | 12-31-2015 |
Joon Ho Sa, Songpa-Gu KR
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20130210811 | PICOLINAMIDE AND PYRIMIDINE-4-CARBOXAMIDE COMPOUNDS, PROCESS FOR PREPARING AND PHAMACEUTICAL COMPOSITION COMPRISING THE SAME - Provided are picolinamide and pyrimidine-4-carboxamide compounds, a method for preparing the same, a pharmaceutical composition containing the same, and a medical use using the compound as an agent for preventing, regulating, and treating diseases related to regulation of glucocorticoids by using selective inhibitory activity of the compound for an 11β-HSD1 enzyme. The picolinamide and pyrimidine-4-carboxamide compounds of the present invention are selective inhibitors of human-derived 11β-HSD1 enzymes, and are useful in an agent for preventing, regulating, and treating diseases related to glucocorticoid regulation in which human-derived 11β-HSD1 enzymes are involved, for example, metabolic syndromes such as, type 1 and type 2 diabetes, diabetes later complications, latent autoimmune diabetes adult (LADA), insulin tolerance syndromes, obesity, impaired glucose tolerance (IGT), impaired fasting glucose (IFG), damaged glucose tolerance, dyslipidemia, atherosclerosis, hypertension, etc. | 08-15-2013 |
Keum Hee Sa, Daegu KR
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20140147453 | FUSION PEPTIDE COMPRISING dhFas-1 DOMAIN AND MMP SUBSTRATE AND USE THEREOF FOR PREVENTING AND TREATING RHEUMATOID ARTHRITIS - The present invention relates to a fusion peptide comprising dhFas-1 domain and MMP substrate and use thereof. More specifically, the present invention relates to a fusion peptide, comprising a) a dhFas-1 domain which is the fourth fas-1 domain of βig-h3 lacking H1 and H2 regions; b) a MMP (Matrix metalloproteinase) substrate; and c) a peptide comprising RGD motif and an use thereof for preventing and treating inflammatory disease. The fusion peptide of the present invention inhibits expension of rheumatoid arthritis by adhesion and migration of sinoviocytes and may be used for preventing or treating inflammatory disease by inhibiting infiltration of immune cells. | 05-29-2014 |
Kong-Jung Sa, Hwaseong-Si KR
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20090325326 | Apparatus and method for manufacturing semiconductor devices through layer material dimension analysis - Apparatus and method for manufacturing a semiconductor device through a layer material dimension analysis increase productivity. The method includes performing a semiconductor manufacturing process of at least one reference substrate and at least one target substrate in a semiconductor process device, detecting a reference spectrum and a reference profile for the reference substrate, determining a relation function between the detected reference spectrum and reference profile, detecting a real-time spectrum of the target substrate, and determining in real time a real-time profile of the target substrate processed in the semiconductor process device by using the detected real-time spectrum as a variable in the determined relation function. | 12-31-2009 |
Kong-Jung Sa, Daegu KR
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20080237461 | Autofocus method in a scanning electron microscope - In an autofocus method, an electron beam is scanned onto a subject through a condensing member. A setting condition of the condensing member is changed within a first range. An image evaluation value is measured using a secondary electron current from the subject according to the setting condition within the first range. A second range adjacent to the first range and including the setting condition corresponding to the first maximum is set when a first maximum of the image evaluation value is not a peak value. The setting condition is changed within the second range. An image evaluation value is measured using a secondary electron current according to the setting condition within the second range. The condensing member is set with the setting condition corresponding to a second maximum of the image evaluation value when the second maximum value is the peak value. | 10-02-2008 |
Kong Kuk Sa, Gyeongsan KR
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20120328160 | METHOD FOR DETECTING AND RECOGNIZING OBJECTS OF AN IMAGE USING HAAR-LIKE FEATURES - Disclosed is a technique for extracting a Haar-like feature based on moment capable of quickly detecting (or recognizing) an object in an input image by using calculation of the n | 12-27-2012 |
Kong Min Sa, Gumi-Si KR
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20150263774 | METHOD OF PROVIDING ANTENNA BY USING COMPONENT IN ELECTRONIC DEVICE AND THE ELECTRONIC DEVICE THEREFOR - An electronic device is provided. The electronic device includes a control signal generation unit configured to generate a control signal corresponding to a user input, a signal transmission unit configured to transmit the generated control signal to a signal processing unit, the signal processing unit configured to process the transmitted control signal, and a ground connection unit configured to connect a ground plate of the signal transmission unit and a ground plate of the signal processing unit, wherein the ground plate of the signal transmission unit and the ground plate of the signal processing unit are spaced from each other and the ground plate of the signal transmission unit is used as a radiator. | 09-17-2015 |
Kong-Min Sa, Gyeongbuk KR
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20100309064 | Built-in antenna for global positioning system in a portable terminal - A built-in antenna apparatus for a Global Positioning System (GPS) of a portable terminal is provided. The apparatus includes a case frame for forming an exterior of the terminal, a main board fastened by the case frame and having a feeding portion and a ground portion of an antenna radiator, and an antenna radiator having a feeding point and ground point to be electrically connected to the feeding portion and ground portion of the main board, and is curved in a horizontal direction and a vertical direction of the terminal about a center of one upper-side corner of the terminal. | 12-09-2010 |
20100317415 | BUILT-IN ANTENNA FOR FOLDER TYPE PORTABLE TERMINAL - A built-in antenna for a folder type portable terminal includes a main body including a main board, an openable folder rotated at a predetermined angle with respect to the main body, a metallic hinge module rotating the folder on the main body to provide an opening and closing feeling of the folder, a conductor electrically connected to the metallic hinge module, the conductor being disposed inside the folder, and at least one conductive connection unit electrically connected to a broadcasting signal line of the main board, the at least one conductive connection unit being electrically connected to the hinge module through a non-contact coupling. | 12-16-2010 |
Kong-Min Sa, Gyeonggi-Do KR
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20130088405 | APPARATUS AND METHOD FOR MATCHING ANTENNA IN WIRELESS TERMINAL - Disclosed are apparatus and method for matching an antenna in a wireless terminal, which are tailored for easy control of impedance matching. A controller is configured to generate state information corresponding to states of the wireless terminal, and providing the state information to a Field Programmable Gate Array (FPGA) unit. The FPGA unit outputs an optimal Tunable Matching Network (TMN) adjustment value corresponding to the state information of the wireless terminal State information may include operating bands/protocols and modes discerning particular environmental conditions impacting electric fields, such as a hand-held condition. | 04-11-2013 |
20130249744 | BUILT-IN ANTENNA DEVICE FOR ELECTRONIC COMMUNICATION DEVICE - A built-in antenna device for an electronic device for communication used in a multi-band is provided. The built-in antenna device includes a PCB, a first antenna radiator disposed on the PCB, and a second antenna radiator which has the same power feeding point as the first antenna radiator and is disposed at a housing of the electronic device, wherein the first antenna radiator and the second antenna radiator are configured to operate at different frequency bands. | 09-26-2013 |
Kong Tan Sa, Suwon-Si KR
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20120097184 | METHOD FOR RECYCLING WAFER - A method for recycling a wafer is provided. The method removes residues remaining on the wafer separated from a semiconductor layer, using HCl and Cl | 04-26-2012 |
Kong Tan Sa, Seoul KR
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20140235007 | METHOD OF MANUFACTURING SEMICONDUCTOR LIGHT EMITTING DEVICE AND CHEMICAL VAPOR DEPOSITION APPARATUS - A method of manufacturing a semiconductor light emitting device, includes sequentially growing a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer on a substrate to form a light emitting layer. The forming of the light emitting layer includes a first growth process, a second growth process and a transfer process. The first growth process uses a first susceptor having a mounting surface with a first curvature. The second growth process uses a second susceptor having a mounting surface with a second curvature different from the first curvature. The transfer process transfers the substrate from the first susceptor to the second susceptor between the first and second growth processes. | 08-21-2014 |
Mi Hyun Sa, Hwaseong-Si KR
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20100122421 | Washing machine and control method thereof - A washing machine, including a bubble generator, which is capable of removing a wash residue left in a drum and a water tub through the operation of the bubble generator, and a control method thereof. In the washing machine, the bubble generator is operated simultaneously with the start of drainage to create a swift current in drainage water, thereby dissolving detergent waste left in the drum and the water tub and shaking a wash residue (nap, foreign matter, etc.) such that the wash residue is discharged together with the drainage water, to surely remove the wash residue from the drum and the water tub. | 05-20-2010 |
20100132127 | Washing machine and control method thereof - A washing machine and a control method thereof that are capable of improving washing and rinsing efficiencies of large-volume laundry (for example, bedclothes). When large-volume laundry is washed and rinsed, a drum is accelerated to a predetermined velocity such that the laundry clings to the drum, and therefore, wash liquid (or water) comes into uniform contact with the entire surface of the laundry while the laundry widely spreads, is stopped such that the laundry is separated from the drum, and is rotated in alternating directions to change the position of the laundry such that a surface of the laundry contacting the wash liquid (or the water) is turned, and therefore, even contaminants inside the laundry are removed. | 06-03-2010 |
Mi Hyun Sa, Suwon-Si KR
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20080216249 | Washing machine and method for controlling spin-drying thereof - Disclosed are a washing machine having a drying device, which performs a spin-drying operation at a maximally low RPM and supplies cold air to clothes in a delicate course so as to minimize damage to the clothes and improve rinsing and spin-drying efficiencies, and a method for controlling spin-drying of the washing machine. The method for controlling spin-drying of the washing machine, which has a rotary drum for containing clothes, a motor for rotating the rotary drum, and a fan for circulating air into the rotary drum, includes determining whether or not a delicate course is selected; performing low-speed spin-drying in which the rotary drum is rotated at a low speed by operating the motor at a low RPM, when it is determined that the delicate course is selected; and supplying cold air to the inside of the rotary drum by operating the fan together with the low-speed spin-drying. | 09-11-2008 |
Seok Pii Sa, Daejeon KR
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20160122371 | LIGAND COMPOUND, CATALYST SYSTEM FOR OLEFIN OLIGOMERAZATION, AND METHOD FOR OLEFIN OLIGOMERIZATION USING THE SAME - This disclosure relates to a ligand compound, a catalyst system for olefin oligomerization, and a method for olefin oligomerization using the same. The catalyst system for olefin oligomerization according to the present invention has excellent catalytic activity, and yet, exhibits high selectivity to 1-hexene and 1-octene, thus enabling efficient preparation of alpha-olefin. | 05-05-2016 |
Seok Pil Sa, Yuseong-Gu, Daejeon KR
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20150361118 | LIGAND COMPOUND, CATALYST SYSTEM FOR OLEFIN OLIGOMERIZATION, AND METHOD FOR OLEFIN OLIGOMERIZATION USING THE SAME - The present invention relates to a ligand compound, a catalyst system for ethylene oligomerization, and a method for ethylene oligomerization using the same. The catalyst system for ethylene oligomerization according to the present invention not only has excellent catalytic activity but also shows more improved liquid olefin selectivity, and enables more effective preparation of an alpha-olefin through the oligomerization of ethylene because it is particularly possible to control the selectivity to 1-hexene or 1-octene. | 12-17-2015 |
Seok-Pil Sa, Daejeon KR
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20150298110 | LIGAND COMPOUND, ORGANIC CHROMIUM COMPOUND, CATALYST SYSTEM FOR ETHYLENE OLIGOMERIZATION, PREPARATION METHOD THEREOF, AND ETHYLENE OLIGOMERIZATION METHOD USING THE SAME - The present invention relates to a ligand compound, an organic chromium compound, a catalyst system for ethylene oligomerization, a preparation method thereof, and an ethylene oligomerization method using the same. The catalyst system for ethylene oligomerization according to the present invention is used to prepare a low-density polyethylene in one reactor by using a small amount of comonomers such as alpha-olefin or by using only ethylene without comonomers, because it maintains high catalytic activity and high alpha-olefin selectivity even though supported on a support. | 10-22-2015 |
20150329440 | LIGAND COMPOUND, CATALYST SYSTEM FOR OLEFIN OLIGOMERIZATION, AND METHOD FOR OLEFIN OLIGOMERIZATION USING THE SAME (As Amended) - This disclosure relates to a novel ligand compound that can oligomerize ethylene with high catalyst activity and selectivity, a catalyst system for olefin oligomerization including the same, and a method for olefin oligomerization using the same. | 11-19-2015 |
20160045906 | LIGAND COMPOUND, CATALYST SYSTEM FOR OLEFIN OLIGOMERIZATION, AND METHOD FOR OLEFIN OLIGOMERIZATION USING THE SAME - The present invention relates to a compound represented by Chemical Formula 1, a catalyst system for olefin oligomerization comprising the same, and a method of olefin oligomerization using the same. | 02-18-2016 |
Seung Hoon Sa, Seoul KR
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20120256090 | PIXEL, PIXEL ARRAY, AND IMAGE SENSOR INCLUDING THE PIXEL ARRAY - Disclosed are a pixel, a pixel array, and an image sensor including the pixel array. The pixel includes a first photo-sensing unit to detect a visible light and an IR, and a second photo-sensing unit provided at one side of the first photo-sensing unit to detect a light in which the IR is blocked. | 10-11-2012 |
20120257090 | PIXEL, PIXEL ARRAY, METHOD FOR MANUFACTURING THE PIXEL ARRAY AND IMAGE SENSOR INCLUDING THE PIXEL ARRAY - Disclosed are a pixel, a pixel array, a method for manufacturing the pixel array, and an image sensor including the pixel array. The pixel includes a first color filter layer to transmit a visible light and an IR, and a second color filter layer to transmit a light, in which the visible light is blocked, at one side of the first color filter layer. | 10-11-2012 |
20120257092 | PIXEL, PIXEL ARRAY, IMAGE SENSOR INCLUDING THE SAME AND METHOD FOR OPERATING THE IMAGE SENSOR - Disclosed are a pixel, a pixel array, an image sensor including the pixel array and a method for operating the image sensor. The pixel includes a photo-electro conversion unit; a capacitor for storing charges converted by the photo-electro conversion unit; an output switching device for outputting an electric potential of the capacitor; and a removal unit for removing a part of the charges converted by the photo-electro conversion unit. | 10-11-2012 |
20120257093 | PIXEL, PIXEL ARRAY, IMAGE SENSOR INCLUDING THE SAME AND METHOD FOR OPERATING THE IMAGE SENSOR - Disclosed are a pixel, a pixel array, an image sensor including the pixel array and a method for operating the image sensor. The pixel includes a photo-electro conversion unit; a first capacitor for storing a first quantity of charges of the photo-electro conversion unit; a second capacitor for storing a second quantity of charges of the photo-electro conversion unit; and an output unit to output the first and second quantities of the charges. | 10-11-2012 |
20120261549 | PIXEL, PIXEL ARRAY, AND IMAGE SENSOR INCLUDING PIXEL ARRAY - Provided are a pixel, a pixel array, and an image sensor including the pixel array. The pixel includes a photoelectric converter, a capacitor, a variable capacitor, and a switching element. The capacitor accumulates electric charges converted by the photoelectric converter. The variable capacitor is connected to the capacitor, and has capacitance varied according to a potential of the capacitor. The switching element outputs the potential of the capacitor. | 10-18-2012 |
20120262616 | PIXEL, PIXEL ARRAY, IMAGE SENSOR INCLUDING THE SAME AND METHOD FOR OPERATING THE IMAGE SENSOR - Disclosed are a pixel, a pixel array, an image sensor and a method for operating the image sensor. The pixel includes a photo-electro conversion unit; a first charge storage unit for storing charges converted by the photo-electro conversion unit; a first switching unit for transferring the charges from the photo-electro conversion unit to the first charge storage unit; a second charge storage unit for storing the charges converted by the photo-electro conversion unit; a second switching unit for transferring the charges from the photo-electro conversion unit to the second charge storage unit; a third switching unit for connecting the second charge storage unit with the first charge storage unit; and an output unit for outputting information about quantity of the charges stored in the first and second charge storage units. The light having the high intensity of illumination or the low intensity of illumination is sensed in the wide range. | 10-18-2012 |
20120326040 | PIXEL, PIXEL ARRAY, IMAGE SENSOR INCLUDING THE SAME, METHOD FOR OPERATING THE IMAGE SENSOR - Disclosed are a pixel, a pixel array, an image sensor including the same, and a method for operating the image sensor. Charges are eliminated from a first photoelectric conversion region of a photoelectric conversion section, and accumulated into the first photoelectric conversion region. Information about quantity of the charges of the first photoelectric conversion region is output, and charges are removed from a second photoelectric conversion region of the photoelectric conversion section. Accumulation of charges into the second photoelectric conversion region is started, and then information about quantity of the charges accumulated in the second photoelectric conversion region is output. | 12-27-2012 |
20130020465 | PIXEL, PIXEL ARRAY, IMAGE SENSOR INCLUDING THE SAME, AND METHOD FOR DRIVING IMAGE SENSOR - Disclosed are a pixel, a pixel array, an image sensor including the same, and a method for driving the image sensor. The method for driving the image sensor includes starting an integration procedure of charges in a photoelectric conversion part, transferring the charges, which are integrated in the photoelectric conversion part for a first integration duration, into a charge storage part, reading a signal level of the first integration duration, transferring charges, which are integrated in the photoelectric conversion part for a second integration duration after the first integration duration, into the charge storage part, reading a signal level of the second integration duration, and calculating a light intensity by using the signal level of the first integration duration and the signal level of the second integration duration. A WDR image sensor is provided to detect all light intensities regardless of the degree of illuminance. | 01-24-2013 |
Seung Hoon Sa, Seongnam-Si KR
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20150060968 | STACK CHIP PACKAGE IMAGE SENSOR - An image sensor cell is divided into two chips, and a capacitor for noise reduction is formed in a bottom wafer in correspondence with a unit pixel of a top wafer in a stack chip package image sensor having a coupling structure of the two chips, so that noise characteristics of the image sensor are improved. A stack chip package image sensor includes: a first semiconductor chip that includes a photodiode, a transmission transistor, and a first conductive pad and outputs image charge, which is output from the photodiode, through the first conductive pad; and a second semiconductor chip that includes a drive transistor, a selection transistor, a reset transistor, and a second conductive pad and supplies a corresponding pixel with an output voltage corresponding to the image charge received from the first semiconductor chip through the second conductive pad. The second semiconductor chip includes a capacitor for noise reduction. | 03-05-2015 |
20150084098 | PIXEL CIRCUIT FOR GLOBAL SHUTTER OF SUBSTRATE STACKED IMAGE SENSOR - A pixel circuit for a global shutter of a substrate-stacked image sensor may include a semiconductor chip including: a photodiode configured to output electric charges generated through a light sensing operation; and a reset node configured to receive a reset voltage from a reset voltage node and reset the photodiode. The semiconductor chip may have a structure in which the semiconductor chip is stacked over another semiconductor chip. | 03-26-2015 |
Soo Dong Sa, Namyangju-Si KR
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20130084122 | BINDER RING - A binder ring for bookbinding can be easily closed and opened independently by the operating force applied from a user, has a simple structure that includes a vertical open restricting element preventing the binder ring from being opened in the vertical direction and a horizontal open restricting element preventing the binder ring from being opened in the horizontal direction. The binder ring includes an elastic main body and an engaging portion formed at both ends of the body to be separately engaged with each other, wherein the engaging portion includes a vertical open restricting element and a horizontal open restricting element. The engaging portion also includes first and second engaging pieces extended toward each other from both ends of the body, and horizontal open restricting element and vertical open restricting element, wherein the first and second engaging pieces corresponding with each other are arranged to be engaged with each other. | 04-04-2013 |
Un Nyoung Sa, Gyongki-Do KR
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20090169852 | CONDUCTIVE ADHESIVE TAPE HAVING DIFFERENT ADHESION ON BOTH SURFACES AND METHOD FOR MANUFACTURING THE SAME - Disclosed is an electroconductive adhesive tape having different adhesion values on both surfaces thereof. A method for producing the same is also disclosed. The adhesive tape has different adhesion values on both surfaces thereof, elasticity, and electroconductivity along the longitudinal direction as well as the transverse direction. Thus, the adhesive tape can be used in electronic components, as an electromagnetic wave-shielding tape that permits easy attachment/detachment. | 07-02-2009 |
20150137046 | ELECTRICALLY CONDUCTIVE POLYMER RESIN AND METHOD FOR MAKING SAME - Disclosed are polymer resins, including polymer resin sheets, having good electroconductivity and a method for manufacturing the same. The polymer resins exhibit flexibility and show electroconductivity on their surface as well as along their thickness, and thus can be used as electromagnetic wave-shielding materials having impact- and vibration-absorbing properties as well as conductivity. | 05-21-2015 |
Yongcheol Sa, Changwon-Si KR
Patent application number | Description | Published |
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20120118533 | AIR CONDITIONER - An air conditioner includes an outdoor heat exchanger that is divided into a plurality of unit paths. at least two of the plurality of unit paths are connected in series or parallel to one another according to cooling/heating operation, so that it is possible to vary the number or length of paths through which a refrigerant passes. Since the number or length of paths is properly selected and used, it is possible to enhance efficiency. | 05-17-2012 |
20120186295 | AIR CONDITIONER - An air conditioner includes a plurality of compressors, a condenser that condenses a refrigerant compressed in the plurality of the compressors, an expansion device that expands the refrigerant discharged from the condenser, and an evaporator that evaporates the refrigerant expanded in the expansion device. A first path diverges between the condenser and the evaporator to supply a portion of the refrigerant discharged from the condenser to at least one of the plurality of compressors. A second path diverges between the condenser and the evaporator to supply a portion of the refrigerant discharged from the condenser to a path between the plurality of compressors. | 07-26-2012 |
20120291464 | AIR CONDITIONER - Disclosed is an air conditioner in which a plurality of compressors retains a constant oil level. The air conditioner includes a plurality of compressors configured to compress a refrigerant, a plurality of oil separators connected respectively to the plurality of compressors and serving to separate oil contained in the refrigerant compressed in and discharged from the compressors, a plurality of oil return pipes configured to allow the oil separated in the plurality of oil separators to be returned into the plurality of compressors, a plurality of oil return valves installed respectively to the plurality of oil return pipes to open or close the plurality of oil return pipes respectively, and a resistor configured to connect the plurality of oil return pipes to each other. | 11-22-2012 |
20130091889 | OUTDOOR UNIT FOR AIR CONDITIONER - Disclosed herein is an outdoor unit for an air conditioner which improves heat exchange performance. The outdoor unit includes a main body having a suction hole for allowing air thereinto and a discharge hole for discharging air therefrom; a heat exchanger disposed within the main body, executing heat exchange with the air flowing through the outdoor unit; a suction fan provided at the suction hole side of the main body to generate upstream air flow into the outdoor unit; and a discharge fan provided at the discharge hole side of the main body to generate downstream air flow out of the outdoor unit. | 04-18-2013 |
20130239605 | AIR CONDITIONER - An air conditioner is provided. The air conditioner includes a blowing fan in which a plurality of blades are provided; a fan motor rotating the blowing fan; and a motor mount supporting the fan motor, wherein cut parts are formed in the motor mount by cutting at least a part of a surface passing above the motor mount while the blades are rotated. | 09-19-2013 |
Yongcheol Sa, Seoul KR
Patent application number | Description | Published |
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20110168368 | HEAT EXCHANGER - A heat exchanger is provided which may include a first heat exchange tube in a pipe shape, including a first fluid inlet, into which a first fluid may be introduced and flow, and a first fluid outlet, through which the first fluid may be discharged; a second heat exchange tube that passes through the first heat exchange tube, including a second fluid inlet, into which a second fluid may be introduced and flow, and a second fluid outlet, through which the second fluid may be discharged; and a third heat exchange tube that includes a third fluid inlet, into which the second fluid discharged through the second fluid outlet may be introduced and flow, and a third fluid outlet, through which the second fluid may be discharged, the third fluid outlet enclosing an external surface of the first heat exchange tube. | 07-14-2011 |
20110168369 | HEAT EXCHANGER - A heat exchanger is provided which may include a first pipe, into which a first fluid may be introduced and flow, and a second pipe disposed in the first pipe, into which a second fluid may be introduced and flow. The first and second pipes may contact each other, to prevent the second pipe from vibrating. | 07-14-2011 |
20110168373 | FIN FOR HEAT EXCHANGER AND HEAT EXCHANGER HAVING THE SAME - A fin for a heat exchanger is provided that may include a fin body having a first heat exchange area, and a second heat exchange area, which is disposed to be adjacent to the first heat exchange area; a fin collar that passes through the fin body and protrudes from the fin body; and a plurality of fin portions formed at or on the fin body and having different shapes from each other. | 07-14-2011 |
20110174469 | DOUBLE-PIPE HEAT EXCHANGER - A double-pipe heat exchanger is provided. The double-pipe heat exchanger may include a first heat exchange tube having a first hollow portion, and a second heat exchange tube disposed inside the first heat exchange tube, so as to be co-axial with the first heat exchange tube and having a spiral part in which multiple ridges and grooves are formed at an inner surface of the spiral part. | 07-21-2011 |
20120073313 | REFIGERANT SYSTEM AND A CONTROL METHOD THE SAME - The present invention relates to the refrigerant system in which the refrigerant amount stored in the accumulator may be adjusted by the super cooling adjustment unit according to the indoor conditioning load. Therefore, according to the present invention, the flow refrigerant amount on the refrigerant cycle may be optimally adjusted according to the indoor conditioning load, and there is an advantage that the operation efficiency may be more improved. | 03-29-2012 |
20130061614 | AIR CONDITIONER AND METHOD FOR CONTROLLING THE SAME - An air conditioner includes a first flow rate regulator for controlling an amount of refrigerant supplied into a receiver, a second flow rate regulator for controlling an amount of refrigerant introduced from the receiver into a gas/liquid separator, a first detection unit for detecting an amount of refrigerant stored in the receiver, and a control unit for controlling an opening degree of the first or second flow rate regulator, based on information of at least one of the amount of refrigerant detected by the first detection unit and an amount of refrigerant circulating in the air conditioner. | 03-14-2013 |
20130091885 | AIR CONDITIONER - An air conditioner capable of cooling or heating an electronic component box provided to an outdoor unit is provided. An air conditioner includes a compressor, an outdoor heat exchanger, an indoor heat exchanger, an electronic component box and an electronic component box heat exchanger. The compressor compresses a refrigerant. The outdoor heat exchanger performs a heat exchange between outdoor air and the refrigerant, being disposed outdoors and connected to the compressor. The indoor heat exchanger performs a heat exchange between indoor air and the refrigerant, being disposed indoors and connected to the compressor and the outdoor heat exchanger. The electronic component box has electronic components accommodated therein, being disposed outdoors together with the outdoor heat exchanger. The electronic component box heat exchanger heat or cools the electronic component box through flow of the refrigerant, being provided in the electronic component box. | 04-18-2013 |
20130192287 | OUTDOOR HEAT EXCHANGER AND AIR CONDITIONER INCLUDING THE SAME - An outdoor heat exchanger in cooling operation includes: a first header pipe into which a refrigerant compressed by a compressor flows; a first heat exchanging unit connected with the first header pipe and allowing a refrigerant to exchange heat with the air; a bypass pipe through which the refrigerant exchanging heat in the first heat exchanging unit flows; a first distribution pipe connected with the bypass pipe; a distribution pipe check valve that is disposed in the first distribution pipe and preventing the refrigerant exchanging heat in the first heat exchanging unit from passing through the first distribution pipe; a second header pipe into which the refrigerant passing through the bypass pipe flows; a second heat exchanging unit connected with the second header pipe and allowing a refrigerant to exchange heat with the air; and a second distribution pipe through which the refrigerant exchanging heat in the second heat exchanging unit passes. | 08-01-2013 |
20130192809 | HEAT EXCHANGER AND AIR CONDITIONER INCLUDING SAME - An air conditioner includes a compressor and a heat exchanger. The heat exchanger includes a first header pipe to have a refrigerant compressed by the compressor to flow therein, a heat exchange unit including a plurality of first refrigeration tubes and a plurality of second refrigeration tubes to thermally exchange the refrigerant with air, a plurality of first header branch pipes coupling the first header pipe with corresponding first refrigeration tubes in the heat exchange unit, a bypass pipe to have the refrigerant, thermally exchanged in the heat exchange unit, passing therethrough in the air cooling operation, and a second header pipe to have the refrigerant passing through the bypass pipe to flow therein. A plurality of second header branch pipes couples the second header pipe with corresponding second refrigeration tubes in the heat exchange unit, where at least two first refrigeration tubes have at least one second refrigeration tube therebetween. | 08-01-2013 |
20130219943 | OUTDOOR HEAT EXCHANGER AND AIR CONDITIONER COMPRISING THE SAME - The present invention relates to an outdoor heat exchanger and air conditioner in which the passage of a refrigerant is varied in an air cooling operation and an air heating operation. An outdoor heat exchanger according to an embodiment of the present invention includes a first header pipe configured to have a refrigerant, compressed by a compressor, to flow therein in the air cooling operation, a first heat exchange unit coupled to the first header pipe and configured to thermally exchange the refrigerant with air, a bypass pipe configured to have the refrigerant, thermally exchanged in the first heat exchange unit, to flow therein in the air cooling operation, a first distribution pipe coupled to the bypass pipe, a second header pipe configured to have the refrigerant, passing through the bypass pipe, to flow therein in the air cooling operation, a second heat exchange unit coupled to the second header pipe and configured to thermally exchange the refrigerant with air, a second distribution pipe configured to have the refrigerant, thermally exchanged in the second heat exchange unit, to flow therein in the air cooling operation, a second hot gas pipe configured to couple the compressor and the second distribution pipe, and a second hot gas control valve disposed in the second hot gas pipe to control a flow of the refrigerant. | 08-29-2013 |
20130219944 | HEAT EXCHANGER - A heat exchanger included in an air conditioner includes a first header pipe to have a refrigerant, compressed by a compressor, to flow therein and a first heat exchange unit coupled to the first header pipe to receive the refrigerant flowing in the first header, a second header pipe to have the refrigerant to flow therein and a second heat exchange unit coupled to the second header pipe to receive the refrigerant flowing in the second header pipe in the air cooling operation. A bypass pipe couples the first heat exchange unit with the second header pipe and a bypass valve controls a flow of the refrigerant through the bypass pipe. A controller controls the bypass valve such that the refrigerant is allowed to flow from the first heat exchange unit to the second header pipe in the air cooling operation. | 08-29-2013 |
20130298582 | REFRIGERANT SYSTEM AND A CONTROL METHOD THE SAME - A refrigerant system according to an embodiment of the disclosure includes a outdoor heat exchanger performing heat exchange between outdoor air and a refrigerant; a compressor compressing the refrigerant; an indoor heat exchanger performing heat exchange between indoor air and the refrigerant; an expansion portion expanding the refrigerant; and a refrigerant pipe connecting the outdoor heat exchanger, the compressor, the indoor heat exchanger and the expansion portion to form a refrigerant cycle, wherein the outdoor heat exchanger includes a refrigerant storage portion storing the refrigerant to control flowing refrigerant amount on the refrigerant cycle. | 11-14-2013 |
20140033741 | AIR CONDITIONER - An air conditioner is provided. The air conditioner may include a compressor, a condenser, an evaporator, a receiver storing a portion of a refrigerant passing through the condenser, an accumulator receiving refrigerant stored in the receiver and refrigerant passing through the evaporator to separate gas refrigerant from refrigerant introduced therein and supply the gas refrigerant to the compressor, and a bypass line supplying refrigerant from the receiver to the accumulator. The receiver and the accumulator may be integrally formed or provided as separate parts coupled each other. An outlet end of the bypass line may be connected to an upper portion of the accumulator. Such an arrangement may prevent refrigerant from flowing backward from the accumulator into the receiver. | 02-06-2014 |
20140072435 | FAN - Provided is a fan. The fan includes a hub and a blade extending from the hub. The blade includes a blade rear end having a predetermined curvature and a blade side end connected to the blade rear end. The blade rear end includes ridge parts protruding in a predetermined direction from an extension and furrow parts protruding in a direction opposite to the predetermined direction. | 03-13-2014 |
20140130539 | OIL SEPARATOR AND AIR CONDITIONER USING THE SAME - An oil separator and an air conditioner using the same are provided. The air conditioner may include at least one indoor unit connected to an outdoor unit by a refrigerant tube. The outdoor unit may include a compressor and an oil separator including a plurality of oil recovery tubes introducing oil into the compressor. The oil separator may include a housing, a suction tube guiding oil-mixed refrigerant into the housing, a discharge tube discharging refrigerant separated from the oil-mixed refrigerant, and first and second recovery tubes discharging oil separated from the oil-mixed refrigerant. At least one of the first or second recovery tubes may include an oil valve guiding a movement direction of the oil. | 05-15-2014 |
20140238650 | ACCUMULATOR AND AN AIR CONDITIONER USING THEREOF - An accumulator and an air conditioner having the same are provided. The air conditioner may include at least one indoor unit connected to an outdoor unit, the outdoor unit including a compressor compressing refrigerant and an accumulator transferring gas refrigerant into the compressor. The accumulator may include a housing, an inflow tube guiding refrigerant into the housing through a guide tube, and a discharge tube discharging the refrigerant from the housing. A portion of the guide tube protrudes out of the housing, and a distance between the discharge tube and a bottom of the housing is greater than that between the protruded portion of the guide tube and the bottom of the housing. | 08-28-2014 |
20140245776 | AIR CONDITIONER - The present invention relates to air conditioners, and more particularly, to an air conditioner which can reduce a rotation direction velocity component of air being discharged from a fan and can enhance fan efficiency and installed space utilization. | 09-04-2014 |
20150136367 | HEAT EXCHANGER HAVING A PLURALITY OF HEAT EXCHANGE TUBES - A heat exchanger is provided which may include a first heat exchange tube in a pipe shape, including a first fluid inlet, into which a first fluid may be introduced and flow, and a first fluid outlet, through which the first fluid may be discharged; a second heat exchange tube that passes through the first heat exchange tube, including a second fluid inlet, into which a second fluid may be introduced and flow, and a second fluid outlet, through which the second fluid may be discharged; and a third heat exchange tube that includes a third fluid inlet, into which the second fluid discharged through the second fluid outlet may be introduced and flow, and a third fluid outlet, through which the second fluid may be discharged, the third fluid outlet enclosing an external surface of the first heat exchange tube. | 05-21-2015 |
20150184910 | AIR CONDITIONER - An air conditioner is provided. The air conditioner may include a compressor to compress a refrigerant, at least one oil sensor disposed in the compressor to detect oil stored in the compressor, an oil separator to separate the oil from the refrigerant discharged from the compressor, a first collection tube to collect the oil separated by the oil separator into the compressor, a second collection tube disposed at a height different from a height of the first collection tube, an oil valve disposed in the second collection tube, and a controller to control the oil valve on the basis of information detected by the oil sensor. | 07-02-2015 |
20150330223 | BLOWER FAN AND AIR CONDITIONER HAVING THE SAME - A blower fan may include a hub fixed to a rotary shaft, a main rib disposed to surround the hub while being spaced apart from an outer circumference of the hub, a plurality of auxiliary ribs to connect the hub to the main rib, and a plurality of blades connected to an outer circumference of the main rib so as to generate an air stream during rotation of the blower fan. The plurality of auxiliary ribs may be provided around the hub so as to generate an air stream during the rotation of the blower fan in a same direction with the plurality of blades. | 11-19-2015 |
20160116196 | OIL SEPARATOR AND AIR CONDITIONER INCLUDING AN OIL SEPARATOR - An oil separator and an air conditioner including an oil separator are provided. The oil separator may include a housing including a suction tube that guides a refrigerant, in which an oil may be mixed, into the housing and a discharge tube that discharges refrigerant separated from the refrigerant, in which the oil may be mixed, to the outside, a first collection tube that communicates with a lower portion of the housing to discharge the oil separated from the oil to a compressor, a second collection tube that communicates with a side surface of the housing to discharge the oil separated from the refrigerant to the compressor, and a control valve provided in communication with the first collection tube or the second collection tube to control a flow of the oil through the first collection tube or the second collection tube. The second collection tube may be sloped or extend in a downward direction and then sloped or extend in an upward direction away from a position at which the second collection tube communicates with the housing, and ends of the first and second collection tubes may be coupled. | 04-28-2016 |
Yong Cheol Sa, Seoul KR
Patent application number | Description | Published |
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20090084129 | HEAT EXCHANGER AND REFRIGERATION CYCLE APPARATUS HAVING THE SAME - A heat exchanger including a plurality of first refrigerant tubes, and a plurality of second refrigerant tubes separated from the plurality of first refrigerant tubes in an air flow direction. Further, a diameter of a respective refrigerant tube of the plurality of first refrigerant tubes is smaller than a diameter of a respective refrigerant tube of the plurality of second refrigerant tubes. | 04-02-2009 |
20100000726 | HEAT EXCHANGER - A heat exchanger is provided. The heat exchanger includes at least one fin provided with a plurality of slits and a plurality of refrigerant tubes penetrating the fin. The refrigerant tubes include at least one front line tube and at least one rear line tube having a different diameter from the front line tube with reference to a fluid flow direction. The slits include at least one front line slit and at least one rear line slit having a difference width with reference to the fluid flow direction. | 01-07-2010 |
20100115979 | DISTRIBUTOR AND REFRIGERANT CIRCULATION SYSTEM COMPRISING THE SAME - The embodiment provides a distributor and refrigerant circulation system comprising the same. A distributor includes: an inlet flow passage on which liquid and gaseous refrigerants that flows in from the inlet pipe flows; a distribution flow passage that receives the liquid and gaseous refrigerants which flow in to the inlet flow passage and distributes the received liquid and gaseous refrigerants to the plurality of outlet pipes; and a distribution projection that evenly distributes the refrigerant to the outlet pipe through the distribution unit. | 05-13-2010 |
20100115980 | CONNECTION PIPE AND REFRIGERANT FLOWING SYSTEM COMPRISING THE SAME - The embodiment provides a connection pipe and a refrigerant flowing system comprising the same. The connection pipe and the refrigerant flowing system include: a connection pipe main body of which both ends are coupled to first and second refrigerant pipes through which refrigerant is flowed and that has a channel through which refrigerant transferred from the first refrigerant pipe to be transferred to the second refrigerant pipe is flowed; and a flow interfering part that is provided on the channel to interfere the flow of the refrigerant in the direction transferred from the first refrigerant pipe to the channel. | 05-13-2010 |
20100252246 | HEAT EXCHANGER AND AIR CONDITIONER HAVING THE SAME AND MANUFACTURING PROCESS OF THE SAME - A heat exchanger is provided. The heat exchanger includes a plurality of aluminum tubes formed of aluminum, each of the aluminum tubes including a plurality of grooves that are formed on an inner circumferential surface of each of the aluminum tubes and that extend along a longitudinal direction of the aluminum tubes; and a plurality of heat transfer fins coupled to the aluminum tubes. The heat exchanger may contribute to the reduction of the manufacturing cost, may provide high heat transfer performance and may prevent a coolant leak. | 10-07-2010 |
20140326008 | AIR CONDITIONER - The present invention relates to an air conditioner in which oils mixed in the refrigerant compressed by a plurality of compressors are separated together and recovered in an efficient manner. An air conditioner according to an embodiment of the present invention comprises: a plurality of compressors for compressing refrigerant; an oil separator connected to the plurality of compressors so as to separate oils mixed with the refrigerant compressed by the plurality of compressors; an oil discharge pipe connected to the oil separator so as to discharge the oils separated by the oil separator, and a plurality of oil recovery pipes branched from the oil discharge pipe so as to recover the oils separated by the oil separator to the plurality of compressors. | 11-06-2014 |
Yongeheol Sa, Seoul KR
Patent application number | Description | Published |
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20120073311 | REFRIGERANT SYSTEM AND METHOD FOR CONTROLLING THE SAME - A refrigerant system and a method for controlling the same are provided. A refrigerant system includes: an outdoor heat exchanger disposed in an operating loop of the refrigerant system and configured to perform a heat exchange between outdoor air and a refrigerant; a compressor disposed in the operating loop and configured to compress the refrigerant; an indoor heat exchanger disposed in the operating loop and configured to perform a heat exchange between indoor air and the refrigerant; an expander disposed in the operating loop and configured to expand the refrigerant; a refrigerant storage connected to the operating loop and configured to receive and store the refrigerant from and discharge the refrigerant to the operating loop; and a refrigerant storage controller configured to control a total amount of refrigerant in the operating loop based on an indoor air conditioning load and an amount of the stored refrigerant. | 03-29-2012 |
Young Sam Sa, Pohang-Si KR
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20140051880 | METHOD FOR PREPARING DIALKYL CARBONATE - Disclosed is a method for preparing a dialkyl carbonate, in which a dialkyl carbonate such as dimethyl carbonate is economically prepared in an environmentally-friendly manner at a higher yield while reducing generation of a by-product. The method for preparing the dialkyl carbonate includes reacting urea, an alkyl carbamate having 1 to 3 carbon atoms, or a mixture thereof with a monovalent alcohol having 1 to 3 carbon atoms in the presence of a room temperature ionic liquid and a catalyst including a salt of a transition metal or a rare earth metal. | 02-20-2014 |