Jung, Ulsan
Dae-Yeoul Jung, Ulsan KR
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20150014565 | CHECK VALVE DRIVING DEVICE FOR INJECTING GAS - A check valve driving device for injecting gas, which enables an accurate operation of a check valve for injecting gas and long-term usage by enhancing durability, comprises: an upper portion fixing block which moves vertically by coupling onto a yoke repeating vertical movements; a lower portion fixing block which is coupled to a prechamber at a lower portion of the yoke; a roller which is rotatably coupled onto the upper portion fixing block, and of which a center portion diameter is bigger than diameters of both end portions; a guide, which is rotatably coupled onto the lower portion fixing block, for rotating when a curved surface on one side thereof comes into contact with the roller moving vertically; an operation piece, which is rotatably coupled onto the lower portion fixing block, wherein a front end of the operation piece moves vertically in accordance with the rotation of the guide; and a pressing rod which is coupled to the front end of the operation piece, and which is lowered in accordance with the lowering of the front end of the operation piece. | 01-15-2015 |
Hyoung-Min Jung, Ulsan KR
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20150022971 | Computer Case Provided with a Side Plate Having Power Supply Lines - The present invention relates to a computer case provided with aside plate having power supply lines, in which a plurality of electronic components including a power supplier and wirings are disposed, and a main board is mounted on one side of the side plate, and the computer case including: power supply lines installed on the side plate; input ports which are mounted on one surface of the side plate and are connected to one ends of the power supply lines so that power supply ports of the power supplier are inserted to supply the power to the power supply lines; and output ports which are mounted on one surface of the side plate and is connected to the other ends of the power supply lines so that electronic component ports of the electronic components are inserted to supply the power to the electronic components. | 01-22-2015 |
Inrak Jung, Ulsan KR
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20110092628 | High Heat and Chlorine Resistant Polyurethaneurea Elastic Fiber and Preparation of Thereof - The present invention relates to a preparation method of polyurethaneurea elastic fiber, particularly a preparation method of high heat-resistant elastic fiber which retains unique physical properties of elastic fiber under the high temperature process. The polyurethaneurea elastic fiber of the present invention is characteristically prepared without using 1 functional mono-alcohol generally used to regulate the reaction speed and side-reaction during the prepolymer reaction to produce elastic fiber having excellent heat-resistance particularly for the dyeing processing or re-dyeing of polyester but using ethylenediamine alone as a chain extender for the polymerization. To reduce gel formation in polymer after the secondary polymerization and to regulate change of viscosity in the course of process, the ratio of the chain extender amine to the terminal group of prepolymer of the first polymerization is increased. | 04-21-2011 |
Jae Chul Jung, Ulsan KR
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20150151650 | SEAT RAIL APPARATUS FOR VEHICLE HAVING WALK-IN MEMORY FUNCTION - A seat rail apparatus for a vehicle may include a guide rail fixedly installed along a lower rail mounted to a bottom surface of the vehicle, a lock assembly installed to be movable along the guide rail in an unlocked state and selectively locked and unlocked with and from the guide rail as a locking pin is moved forwards and rearwards, a driving assembly integrally installed at an upper rail mounted to a cushion frame, wherein the driving assembly locks and unlocks the lock assembly with and from the guide rail by operating the locking pin and locks and unlocks the lock assembly such that the lock assembly is operated integrally with the lock assembly according to a walk-in lever, and a stopper provided at the upper rail, for contacting the lock assembly locked with the guide rail when the seat returns after a walk-in operation to stop the seat. | 06-04-2015 |
Jae Hoon Jung, Ulsan KR
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20150247725 | METHOD FOR CALCULATING SHAPE OF PAINTING SPRAY HEAD - A method for calculating a shape of a painting spray head that injects liquid paint supplied to the center in a radial direction while rotating, includes: inputting a material characteristic of painting liquid to be injected; selecting a start point where a curve starts on a front surface of the painting spray head; calculating the thickness of a liquid film injected from the painting spray head through an input numerical value; correcting the start point where the curve starts depending on a difference value between the calculated thickness of the liquid film and a required thickness of the liquid film; and calculating a curve shape of the painting spray head by using the corrected start point. | 09-03-2015 |
Jangwon Jung, Ulsan KR
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20090293769 | BLUE PHTHALOCYANINE PIGMENT COMPOSITION AND ITS PREPARATION - The invention pertains to pigment compositions comprising from 70 to 93%, preferably from 81 to 93%, of e copper phthalocyanine, from to 18% of an aminomethyl-substituted phthalocyanine, from 2 to 15% of an ammonium sulfonato phthalocyanine and less than 2% of other phthalocyanine compounds, preferably 5 made by wet-milling a mixture of a copper phthalocyanine and e copper phthalocyanine together with the aminomethyl-substituted phthalocyanine and a milling aid in an organic liquid and adding the ammonium sulfonato phthalocyanine before the milling aid and the organic liquid are separated from the wet-milled mixture. | 12-03-2009 |
Ji Hyun Jung, Ulsan KR
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20100279473 | THIN FILM TRANSISTOR SUBSTRATE AND FABRICATING METHOD THEREOF - A thin film transistor substrate and a fabricating method that includes an opening hole that separates a gate shorting line connected to a gate shorting bar used upon a lighting-inspecting of a gate line into an odd and an even gate shorting line is provided. | 11-04-2010 |
20110097857 | ARRAY SUBSTRATE FOR LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - An array substrate for a liquid crystal display device includes a gate line and a data line crossing each other on a substrate to define a pixel region, an insulating layer between the gate line and the data line, a gate electrode extending from the gate line, and a transistor in the pixel region having an active layer on the insulating layer, ohmic contact layers of a first material that are adjacent to ends of the active layer, buffer layers of a second material, which is different from the first material, on the ohmic contact layers, a source electrode contacting one of the buffer layers and a drain electrode contacting another one of the buffer layers, wherein the active layer is in an island shape over the gate electrode and within a boundary defined by a perimeter of the gate electrode. | 04-28-2011 |
20110212581 | ARRAY SUBSTRATE FOR LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - An array substrate for a liquid crystal display device comprises a substrate having a pixel region, a gate line on the substrate, and a data line crossing the gate line to define the pixel region. A thin film transistor (TFT) includes a gate electrode connected to the gate line, an insulating layer on the gate electrode, an active layer on the insulating layer, an ohmic contact layer on the active layer, a source electrode connected to the data line and a drain electrode spaced apart from the source electrode. A pixel electrode connects to the drain electrode and is disposed in the pixel region. An opaque metal pattern is provided on end portions of the pixel electrode. | 09-01-2011 |
Jin-A Jung, Ulsan KR
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20150110685 | METHOD AND APPARATUS FOR CONTINUOUSLY PRODUCING 1,1,1,2,3-PENTAFLUOROPROPANE WITH HIGH YIELD - A method and apparatus for method of continuously producing 1,1,1,2,3-pentafluoropropane with high yield is provided. The method includes (a) bringing a CoF | 04-23-2015 |
Jin Yul Jung, Ulsan KR
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20080283210 | METHOD OF MANUFACTURING CYLINDER HEAD SYSTEM FOR VEHICLE - A method for manufacturing a cylinder head system for a vehicle includes manufacturing a first main mold having an exhaust manifold mold and a first water jacket mold; manufacturing a second main mold having a second water jacket mold; and assembling the first main mold to the second main mold. The exhaust manifold mold is configured to form an exhaust manifold, the first water jacket mold is configured to form a first water jacket for cooling the exhaust manifold, and the second water jacket mold is configured to form a second water jacket for cooling a cylinder block. | 11-20-2008 |
20100230068 | METHOD AND MOLD FOR MANUFACTURING CYLINDER HEAD SYSTEM FOR VEHICLE - A method for manufacturing a cylinder head system for a vehicle includes manufacturing a first main mold to integrally form an exhaust manifold for discharging exhaust gas from a cylinder and a first water jacket for cooling the exhaust manifold, manufacturing a second main mold to form a second water jacket for cooling a cylinder block, and connecting the first main mold to the second main mold. The mold includes a first main mold having a plurality of exhaust manifold molds and a first water jacket mold, each exhaust manifold mold being configured to form a respective exhaust manifold, and the first water jacket mold being configured to form a first water jacket for cooling the exhaust manifolds, a second main mold having a second water jacket mold, the second water jacket mold being configured to form a second water jacket for cooling a cylinder block, and the second main mold being configured to be assembled with the first main mold. The first water jacket mold may be disposed between the exhaust manifold molds. | 09-16-2010 |
Jong Hwa Jung, Ulsan KR
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20130081721 | EXHAUST-DOWNPIPE FOR VEHICLE - An exhaust-downpipe of a vehicle may include a base portion connected to a top of a catalyst converter having a vertical cylinder, an inlet circularly opened in a horizontal direction, an introduction round portion extending straight along the horizontal direction from the inlet and then and curvedly bent downward toward the base portion, and branch line portions connected to both outsides above the base portion with both ways branching and drawing a circular arc from the introduction round portion. | 04-04-2013 |
Kang-Yun Jung, Ulsan KR
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20120325937 | TWO-STAGE FUEL INJECTION VALVE FOR A DIESEL ENGINE, COMPRISING A SOLENOID VALVE AND A SHUTTLE VALVE - Disclosed herein is a two-stage fuel injection valve for a diesel engine. The valve includes a fuel valve block ( | 12-27-2012 |
20130037004 | TWO SOLENOID VALVE RELAY TWO-STAGE FUEL INJECTION VALVE FOR DIESEL ENGINES - The present invention provides a two solenoid valve relay with a two-phase fuel injection valve for a diesel engine, which is installed on a valve itself to enable injection at pressure greater than opening pressure, at which the fuel enters into a fuel valve, thereby improving fuel injection performance, and which is configured to enable adjustment of an injection timing at the opening pressure within the valve, wherein injection timings through a solenoid valve is provided for low load and high load, respectively, such that a distinct difference exists between the injection timings to open the nozzle hole of the nozzle in a differential manner at pressure higher than the pressure, at which the fuel enters to the fuel valve and internal spring opening pressure, thereby injecting fuel at high pressure even at low load to facilitate vaporization, and wherein, in case of a high speed operation or high load, low pressure/high pressure needle valves are opened at the same time to quickly inject fuel of a high volume through a plurality of nozzle holes, thereby improving combustion performance of an engine, and wherein a space between the needle valve and the nozzle hole which are closed after the injection is minimized because the nozzle hole is opened differentially and sequentially according to pressure, thereby avoiding waste of fuel and reducing harmful gas (smoke, Nox). | 02-14-2013 |
20130074811 | FUEL INJECTION PUMP HAVING A SEPARABLE PLUNGER - A fuel injection pump having a separable plunger includes a separable plunger of which outer circumference is slide coupled to an inside of the a such that a lower portion thereof is supported by an upper portion of a main plunger to enable upward and downward slide movement in association with the main plunger, wherein an injection timing control spiral step of which upper surface is formed in a spiral shape, is protrudingly formed on the outer circumference thereof and a fuel passage is formed on one side of the outer circumference thereof including the injection timing control spiral step and an elastic member having a lower portion elastically supported by the separable plunger and an upper portion inserted within the barrel to be supported by an upper surface of the barrel. | 03-28-2013 |
Moon-Ho Jung, Ulsan KR
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20120024408 | APPARATUS FOR JETTING COMPRESSED AIR, AND METHOD FOR MANUFACTURING SAME - Provided is an apparatus for jetting compressed air and a method of manufacturing the apparatus. The apparatus includes: an air intake pipe having a discharge hole, through which compressed air received from outside the apparatus is discharged, formed on an outer surface having a curved or multilateral shape; and an amplifying unit having a contact surface combining to the outer surface by having a curved or multilateral shape corresponding to the outer surface, and including an inlet portion wherein an inlet hole corresponding to the discharge hole is formed on the contact surface, and an outlet portion for amplifying and discharging the compressed air received through the inlet hole on the contact surface. As such, by forming the contact surface of the amplifying unit to have a curved or multilateral shape corresponding to the outer surface of the air intake pipe, the contact surface of the amplifying unit and the outer surface of the air intake pipe may be closely and uniformly bound together. Accordingly, the flow of the compressed air flowing into the amplifying unit through the air intake pipe may be constant and the compressed air may be prevented from being lost to outside the apparatus, and thus jetting efficiency of the compressed air discharged through the amplifying unit may be increased while instantly jetting a large amount of air by discharging surrounding air with the compressed air. | 02-02-2012 |
Sung-Hyun Jung, Ulsan KR
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20140310413 | METHOD FOR MANAGING A USER TERMINAL THROUGH A NETWORK ON THE BASIS OF OPERATING SPEED INFORMATION ON THE USER TERMINAL, AND WEB SERVER USED FOR SAME - The present invention relates to a method for managing a user terminal through a network, and to a web server used for same. The present invention is implemented by a web server which: receives from each user terminal speed information including the speed of the hardware installed in the users terminal, the speed of the software installed in the user terminal, or the Internet speed for the user terminal; sets a reference speed value for each user terminal on the basis of the speed information; and determines whether maintenance of the user terminal is necessary on the basis of the received current speed information on the user terminal and the reference speed value. According to the present invention, optimal management is enabled in consideration of the performance properties of each user terminal by remotely managing the user terminal in a state where the reference speed value is individually set according to the performance of a plurality of user terminals. | 10-16-2014 |
Sung Yong Jung, Ulsan KR
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20120168681 | Surface Modified Metal Nano-Particle and Use Thereof - The present invention provides a metal nanoparticle that is surface-modified with a hydrophilic or hydrophobic functional group, and a composition for optical detection comprising the same. The surface-modified nanoparticles according to the present invention form clusters suitable for optical detection, for example, suitable as an X-ray contrast agent, and have surface plasmon energy in the visible region, thereby being usefully applied to a variety of optical detection methods. | 07-05-2012 |
20130252274 | Surface Modified Metal Nano-Particle and Use Thereof - The present invention provides a metal nanoparticle that is surface-modified with a hydrophilic or hydrophobic functional group, and a composition for optical detection comprising the same. The surface-modified nanoparticles according to the present invention form clusters suitable for optical detection, for example, suitable as an X-ray contrast agent, and have surface plasmon energy in the visible region, thereby being usefully applied to a variety of optical detection methods. | 09-26-2013 |
Un Si Jung, Ulsan KR
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20120144892 | HEMMING APPARATUS FOR DOOR BELT PART OF VEHICLE - The present invention provides a pre-hemming apparatus for a door belt part for a vehicle. The apparatus includes a cam driver and a main punch pressing steel, and a cam device. The cam driver and the main punch pressing steel are installed at an upper die, and they are configured to drive the cam device installed at a lower die. The cam device installed at the lower die performs a hemming operation on a panel through a forward and backward motion and a linkage motion. The hemming apparatus performs the hemming operation including a first shifting process, a pre-hemming process, a second shifting process, and a main hemming process by allowing the cam driver and the main punch pressing steel to be linked with the cam device. | 06-14-2012 |
Woo Cheul Jung, Ulsan KR
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20090246673 | Method for Manufacturing a Toner Having Good Charging Characteristics - There is provided a toner having good charging characteristics that is composed of a core region and a thin shell in which a charge control agent is densely distributed so as to improve charging characteristics of the toner, and a method for manufacturing the same. The method for manufacturing a toner having a bi-layered structure includes: producing a toner core using a suspension polymerization method; preparing a suspension of toner particles having a core-shell structure by forming a rigid shell on a surface of the toner core; and recovering the toner particles from the suspension as a post-processing operation. | 10-01-2009 |
20090280430 | Method for Manufacturing Toner - There is provided a method for manufacturing a toner capable of providing a toner having excellent low-temperature fixing property and anti-offset property by adjusting a molecular weight distribution of a polymerization toner to a narrow distribution range. The method is characterized in that a toner is polymerized using a reversible addition-fragmentation chain transfer polymerization (RAFT) method by adding a dithioacetate, xanthate or dithioester-based chain transfer agent in the polymerization of a toner. The method for manufacturing a toner comprises: dissolving a dispersant in water to prepare an aqueous dispersion solution; mixing a binder resin monomer, a charge control agent, a pigment, a wax and a dithioacetate, xanthate or dithioester-based chain transfer agent to prepare a monomer mixture; adding the monomer mixture to the aqueous dispersion solution and suspension-polymerizing the monomer mixture to form a toner composition; removing the dispersant from the toner composition; and drying the dispersant-free toner composition under a vacuum condition. | 11-12-2009 |
20100129749 | POLYMERIZED TONER AND METHOD OF PRODUCING THE SAME - A polymerized toner is provided. The polymerized toner has cores containing a wax with a polydispersity of 1.05 to 1.1. The fixability of the polymerized toner is improved by the presence of the wax. Further provided is a method of producing the polymerized toner. | 05-27-2010 |
20120276480 | METHOD OF PREPARING POLYMERIZED TONER - This present invention relates to a method of preparing a polymerized toner, which comprises the steps of: preparing an aqueous dispersion medium containing calcium phosphate; preparing a monomer mixture including a styrene-based pigment stabilizer having a weight average molecular weight of 2,000 to 200,000, a charge control agent, a pigment, and a monomer for binder resin; dispersing the monomer mixture in the form of droplets in the aqueous dispersion medium; and performing suspension polymerization for the monomer mixture dispersed in the form of droplets, and calcium phosphate is used in an amount of 2 to 6 parts by weight based on 100 parts by weight of the monomer mixture. Also, a polymerized toner produced using this method is provided. | 11-01-2012 |
20130029261 | POLYMERIZED TONER AND PREPARATION METHOD OF THE SAME - The present invention relates to a polymerized toner prepared by suspension polymerization. In particular, the polymerized toner comprises a plurality of toner particles that each comprising a binder resin, a pigment, a pigment stabilizer, a charge control agent, and a wax. The polymerized toner maintains a ratio of toner particles containing at least two wax domains per particle within a defined range. Thereby, the polymerized toner achieves high glossiness and good transfer efficiency. | 01-31-2013 |
20140370433 | POLYMERIZED TONER AND A METHOD FOR PREPARING THE SAME - This disclosure relates to a polymerized toner prepared by suspension polymerization. Particularly, this disclosure relates to a polymerized toner that comprises a binder resin, and a pigment, a charge control agent, and wax, which are dispersed in the binder resin, and maintains peak molecular weight (Mn) of the binder resin, the ratio of number average molecular weight/peak molecular weight (Mn/Mp), and gel content (Gel %), and thereby, can realize high glossiness and excellent off set property when printing, and a method for preparing the same. | 12-18-2014 |
20140377698 | POLYMERIZED TONER AND A METHOD FOR PREPARING THE SAME - This disclosure relates to a polymerized toner prepared by suspension polymerization. Particularly, this disclosure relates to a polymerized toner that further comprises a specific functional macro monomer, a polymer thereof, or a mixture thereof, in addition to a binder resin, and a pigment, a pigment stabilizer, a charge control agent and wax, which are dispersed in the binder resin, and thus can be fixed at low temperature in a development process, and exhibit high glossiness and excellent transfer efficiency. | 12-25-2014 |
Yeonsu Jung, Ulsan KR
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20140020770 | VALVE TYPE DRAIN PLUG FOR VEHICLE TRUNK - A valve type drain plug for a vehicle trunk drains water outward from a trunk room of a vehicle via a drain hole formed in the trunk room and prevents external air from flowing in the trunk room via the drain hole. The valve type drain plug includes a valve and a grommet which are engaged with each other by a slide portion. As the valve is moved, the water flows along the slide portion and is then discharged outward from the trunk. | 01-23-2014 |
Yong-Bae Jung, Ulsan KR
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20130306461 | CAPACITIVE TOUCH PANEL WITH IMPROVED VISIBILITY - The present invention provides a capacitive touch panel and a manufacturing method thereof, wherein the capacitive touch panel includes a first transparent substrate in which an upper transparent electrode and an upper metal interconnect electrode are formed on the lower side thereof; a transparent adhesive portion; and a second transparent substrate in which a lower transparent electrode and a lower metal interconnect electrode are formed on the upper side thereof. More specifically, the invention provides a capacitive touch panel with excellent visibility since an expensive ITO transparent electrode is replaced with conductive materials such as CNT and graphene and the touch panel has an electrode pattern of a specific structure. | 11-21-2013 |
20150152288 | INTERIOR SHEET FOR VEHICLES AND METHOD FOR MANUFACTURING SAME - The present invention relates to an interior sheet for vehicles which includes a surface-treated layer which is formed from the electron beam cross-linking of a siloxane-modified urethane-based acrylate resin, silicone acrylate, and polysiloxane. | 06-04-2015 |
20150183973 | THERMOPLASTIC RESIN COMPOSITION FOR INTERIOR MATERIAL OF AUTOMOBILES, AND MOLDED PRODUCT FOR INTERIOR MATERIAL OF AUTOMOBILES - Provided is a thermoplastic resin composition for an interior material of automobiles, comprising a biomass-derived resin. The thermoplastic resin composition for an interior material of automobiles uses a biomass-derived resin, which replaces a petroleum-based thermoplastic resin, so as to reduce the generation of CO2, thereby providing an environmentally friendly effect. | 07-02-2015 |
Yoon Seok Jung, Ulsan KR
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20140370398 | LITHIUM BATTERY AND METHOD OF PREPARING THE SAME - A method of preparing a lithium battery according to an embodiment of the present invention may include preparing a mixture including lithium phosphorus sulfide and metal sulfide, preparing an electrode composite by applying a physical pressure to the mixture, wherein the electrode composite includes lithium phosphorus sulfide, lithium metal sulfide, and amorphous sulfide, preparing an electrode active layer by using the electrode composite, forming an electrode current collector on one side of the electrode active layer, and forming an electrolyte layer on another side of the electrode active layer. | 12-18-2014 |
Young Jae Jung, Ulsan KR
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20110174805 | WEAVING TORCH DEVICE FOR AUTO WELDING - The present invention relates a weaving torch device for auto welding that can maintain necessary molten metal for desired welding such as welding by a person and provide the best welding beads, by locking a hinge pin and a conveying pin, which are provided to both sides of a weaving torch of a torch device connected to a welding machine, to a locking protrusion and a locking step of a hinge support member of a lower case in order to prevent left/right conveying while the weaving torch is automatically reciprocated up/down by operation of an electromagnet and a conveying spring. | 07-21-2011 |