baber/WOPTO huggingface dataset:
Patent KR-20090083701-A (KR)
Title: Magnesium alloy panel having high strength and manufacturing method thereof
Inventor: BAE GEUN TAE
IPC: C22C23/04
Filed: 2008-01-30
Abstract: A high intensity magnesium alloy sheet and a fabricating method thereof are provided to control the size, shape and volume fraction of dispersed particles using the following treatment of a strip casting method, thereby improving an intensity and hardness of the magnesium alloy sheet. A high intensity magnesium alloy sheet is composed of 1-10wt% of Zn, 0.25-3wt% of Mn, 1-6wt% of Al and 0.05-1wt% of Cu. Inevitable impurities can be included in the magnesium alloy. The average diameter of crystal grains is 20mum or less. The average diameter of dispersoids in the micro-structure of the high intensity magnesium alloy sheet is 5mum or less. The volume fraction of the dispersoids is 5% or less. The tensile strength and elongation ratio of the magnesium alloy are 300MPa and 15% respectively.
Patent KR-20090083825-A (KR)
Title: Liner for repairing pipe and cold setting resin therefor
Inventor: LEE HAN SEUNG
IPC: B32B5/24
Filed: 2008-01-30
Abstract: A liner for pipe repair and a cold-setting resin for the liner are provided to reduce the setting time within 2~5 hours regardless of the ambient temperature by adding a proper amount of initiator and accelerant. A liner(L) for pipe repair includes non-woven fabric(P) which is impregnated in a cold-setting resin and inserted in a pipe(20) to repair a damaged part(25) of the pipe, and a cover(C) which covers the outside of the non-woven fabric. The cold-setting resin is prepared by polymerizing polymerization initiator 0.5~2.0wt.% and promoter 0.5~2.0wt.% in a mixture 100wt.%, where the mixture is made of MMA(Methylmethacrylate) monomer and anti-shrinkage agent.
Patent KR-20090084430-A (KR)
Title: Air purifying device with anion and cation producer for a vehicle
Inventor: HAN CHANG KYU
IPC: B60H3/00
Filed: 2008-02-01
Abstract: An air purifying device with an anion and cation generator for a vehicle is provided to increase the emission quantity of the anion by forming the anion pin in a brush shape and reduce the emission quantity of cation by forming the cation pin in a conical shape. An air purifying device with an anion and cation generator(1) for a vehicle comprises an anion generating part(10), a cation generating part(30), and a supporting plate. The anion generating part comprises an anion pin(11). The anion pin generates anion inside the air conditioning system in order to purify indoor air of a vehicle. The cation generating part has a cation pin(31). The cation pin generates cation in order to form an ion cluster of the anion of the anion generating part. The supporting plate integrally fixes the anion pin and cation pin to an inlet in order to influence of the anion pin and cation pin on a flow path inside the air cleaner.
Patent KR-20090089668-A (KR)
Title: Printed circuit board and manufacturing method thereof
Inventor: KIM SANG HOON
IPC: H05K1/02
Filed: 2008-02-19
Abstract: A printed circuit board and a manufacturing method thereof are provided to improve transmission efficiency of an optical signal and an electrical signal by burying a circuit pattern in an optical waveguide. A circuit pattern and a pad are reclaimed in one side of an optical waveguide(10). An insulating layer(20) is laminated on one side of the optical waveguide. A first insulating material(22) is laminated on the insulating layer. A first electrical wiring layer(24) is laminated on the first insulating material. A second insulating material(26) is laminated on the other side of the optical waveguide. A second electrical wiring layer(28) is laminated on the second insulating material. The first electrical wiring layer and the second electrical wiring layer include a flexible insulating layer and a circuit pattern. The circuit pattern is formed in the flexible insulating layer. A via passes through the optical waveguide. The via electrically connects the circuit pattern of a first electrical wiring layer, the circuit pattern of a second electrical wiring layer, and the circuit pattern buried in the optical waveguide.
Patent KR-20090091422-A (KR)
Title: System maintaing temperature of a dumbwaiter
Inventor: CHO BYOUNG MOON
IPC: B66B11/02
Filed: 2008-02-25
Abstract: A temperature keeping system of a dumbwaiter is provided to prevent food transferred through a cage from being rapidly cooled by maintaining fixed temperature through forming a heating unit inside the cage. A temperature keeping system of a dumbwaiter comprises a heating unit(100) and a temperature control unit(300). The heating unit is installed at a space part of a cage(20) in which the food is placed. The heating unit generates the heat in order to increase the temperate of the space part after power source is supplied. The temperature control unit is installed at a platform. The temperature control unit controls the power source of the heating unit. The heating unit is one among a halogen lamp, a sheath heater, and a ceramic heater which emit the heat when the power source is supplied. The heating unit is made of a halogen lamp(110). The halogen lamp is fixed to a reflection plate(120) installed at the inner wall of the space part. A protection net(123) is formed at the front side of the halogen lamp.
Patent KR-20090091523-A (KR)
Title: 반도체 소자의 콘택홀 제조방법
Inventor: LEE SANG DO
IPC: H01L21/28
Filed: 2008-02-25
Abstract: 본 발명은 하드마스크의 보잉 프로파일을 방지할 수 있고, 딥 콘택홀 형성시 보잉 프로파일을 방지할 수 있는 반도체 소자의 콘택홀 제조방법을 제공하기 위한 것으로, 본 발명은 기판 상에 절연막 및 하드마스크층을 형성하는 단계; 상기 하드마스크층 식각면이 수직 프로파일을 유지할 수 있는 깊이로 1차 식각하는 단계; 1차 식각된 상기 하드마스크층의 측벽에 상기 하드마스크층과 선택비가 다른 스페이서패턴을 형성하는 단계; 상기 감광막패턴을 식각장벽으로 상기 하드마스크층의 나머지를 2차 식각하여 수직 프로파일을 갖는 하드마스크패턴을 형성하는 단계; 상기 하드마스크패턴을 식각장벽으로 상기 절연막을 식각하여 상기 기판을 노출시키는 콘택홀을 형성하는 단계를 포함하여, 본 발명은 하드마스크 식각시 1차 식각 후 측벽에 스페이서패턴을 형성하여 보잉 프로파일을 방지함으로써 수직 프로파일을 갖는 하드마스크패턴을 형성할 수 있고, 수직 프로파일을 갖는 하드마스크패턴을 형성함으로써 수직 프로파일을 갖는 딥 콘택홀을 형성할 수 있는 효과가 있다.  
       
     보잉 프로파일, 수직 프로파일, 비정질카본, 콘택홀
Patent KR-20090092141-A (KR)
Title: Yeast-immobilized polymer packing materials for the removal of odor and voc, and its operating method
Inventor: HWANG SUN JIN
IPC: B01D39/00
Filed: 2008-02-26
Abstract: A microorganism immobilization carrier, a manufacturing method thereof, and a bio filter using the same are provided to maximize reduction effect of a biological and volatile organic compound, and to minimize degradation of processing efficiency by improving durability of the carrier. A microorganism immobilization carrier includes a compound consisting of polyethylene glycol, alginate, activated carbon powder. The microorganism including yeast is immobilized by a polymer material. The yeast is Candida tropicalis. A weight ratio of the polyethylene glycol, the alginate, and the activated carbon powder is 15 ~ 20 : 0.5 ~ 2.0 : 0.5 ~ 2.0. A manufacturing method of the carrier includes the following steps of: concentrating and cultivating the microorganism including the yeast; mixing the polymer materials; immobilizing the microorganism on the polymer materials; and molding a polymer in which microorganism is fixed.
Patent KR-20090092891-A (KR)
Title: Electronic winker buttons system steering wheel
Inventor: JEONG YEON CHUL
IPC: B62D1/04
Filed: 2008-02-28
Abstract: An electronic winker steering wheel for a vehicle is provided to enable a driver to manipulate winkers with one hand easily. An electronic winker steering wheel for a vehicle comprises an electronic winker device. The electronic winker device secondarily adheres to the right side of a steering wheel. The electronic winker device controls a left winker, a right winker and an emergency winker. Each button is integrally installed. The first button(1) controls the left winker. The second button(2) controls the emergency light winker. The third button(3) controls the right winker.
Patent KR-20090099992-A (KR)
Title: Sawing machine
Inventor: OH SE WON
IPC: B27B5/29
Filed: 2008-03-19
Abstract: PURPOSE: A power saw apparatus is provided to create cleaning condition of a workplace by preventing sawdust or dust generated by a rotary saw from being discharged to outside. CONSTITUTION: A power saw apparatus(1) comprises a dust collector, and an air spray unit. The dust collector(200) rotates by being supplied with the torque of a motor and is installed to be protruded from an opening(130a) and cuts a timber by a protruded part. The dust collector collects the sawdust and the dust generated in cutting the timber. The air spray units(10,10a) are installed at the upper end of the rotary saw and spray the air toward the rotary saw(120).
Patent KR-20090102530-A (KR)
Title: Method of controlling video processing apparatus using touch input device and video processing apparatus performing the same
Inventor: PARK SEUNG KEUN
IPC: G06F3/0485
Filed: 2008-03-26
Abstract: PURPOSE: A method of controlling a video processing apparatus by using a touch input device, and a video processing apparatus performing the same are provided to increase user convenience of a user interface when operating a scroll/scale-down and up of an application screen. CONSTITUTION: A method of controlling a video processing apparatus by using a touch input device comprises the steps of: detecting a first touch input on a touch input unit from a user(S110); creating first coordinate information in correspondence to the detected touch input(S120); judging whether or not the created first coordinate information corresponds to the first gesture(S130); and setting up the region corresponding to the first coordinates information as the user setting touch input region(S140).
Patent KR-20090109901-A (KR)
Title: Combined fuel gage and over charge preventing device for lpg bombe
Inventor: PARK JUN YOUNG
IPC: F17C5/02
Filed: 2008-04-16
Abstract: PURPOSE: A fuel gage integrated overcharge prevention device for a LPG bombe is provided to save a manufacturing cost by reducing parts and simplifying the structure. CONSTITUTION: A fuel gage integrated overcharge prevention device for a LPG bombe is integrated with a gage unit(30) by moving a float(41) up and down according to level change of LPG. The float is located inside a body of the LPG bombe. An engagement member(70) is connected to the gauge unit to interrupt an overcharging prevention unit(50). The overcharge prevention unit is interrupted with up and down movement of an overcharge prevention unit float blocking the fuel injection when the LPG is overcharged.
Patent KR-20090110650-A (KR)
Title: Reading Data from Flash Memory
Inventor: LEE JUN
IPC: G11C16/30
Filed: 2008-04-18
Abstract: PURPOSE: A reading data from flash memory is provided to prevent error generated by interference between adjacent cells. CONSTITUTION: A reading data from flash memory includes the current value sensing, and the noise prediction and data sensing. The reading data from flash memory comprises as follows. The current value which flows in the page applied by a voltage is detected. In the sensed current value, the noise is removed. Data of a page is sensed by detecting the current value having no noise. The noise prediction actually produces the difference of the sensing current value and abnormal sensing current value.
Patent KR-20090112303-A (KR)
Title: System and method of detecting location of a tag through a wireless communication
Inventor: SONG SEUNG UK
IPC: G01S5/02
Filed: 2008-04-24
Abstract: PURPOSE: A wireless location detection system and a tag location detection method for detecting the location of a tag by varying a wake state are provided to detect the location of the tag by using a triangulation method using the fixed terminal. CONSTITUTION: A radio position detection system includes a fixing terminal, a tag(118) and an integration administration unit(112). The fixing terminal is fixed at the location specified within a parking lot. The location information about fixing terminals is stored in the integration administration unit. The fixing terminal communicates with the tag. The tag is adhered to the parking certificate issued from an issuing unit. The tag is generally located within a vehicle(116). According to the motion detection state of the movement sensor, the tag maintains the sleep state or the wake state.
Patent KR-20090115575-A (KR)
Title: Apparatus for cleaning floor
Inventor: KIM YONG WOOK
IPC: A47L11/04
Filed: 2008-05-02
Abstract: PURPOSE: A floor cleaner is provided to maximize user convenience by automatically operating and cleaning a tile floor without electrical danger. CONSTITUTION: A floor cleaner comprises a support member(100), a driving part, a power conversion part(310,320), first and second moveable members(410,420), and a waterproof part(650). The driving part is located on the supporting member. The power conversion part converts the rotational motion provided by the driving part into power for the linear reciprocating motion. The first and the second moveable members are supplied with power provided by the power conversion part and linearly reciprocate in the opposite direction. The waterproof part is formed for the waterproof property of the driving part.
Patent KR-20080052533-A (KR)
Title: Access code hacking prevention device and method thereby
Inventor: CHOI JIN YOUNG
IPC: G06F21/00
Filed: 2008-05-21
Abstract: An input device having a function preventing an access code from being hacked through input signal sound, and a method thereof are provided to prevent the access code of a user from being identified by another user by outputting different input signal sound whenever inputting the access code. An input unit(10) comprises character strings and numeric strings, and outputs input signals which are corresponded with strings respectively. An input signal sound outputting unit(20) stores a plurality of sound sources, and outputs the sound sources according to the input signals. An input signal conversion unit(30) converts the input signals, and transmits the converted input signals to the input signal sound outputting unit.
Patent KR-20090124144-A (KR)
Title: Steady device of cylindrical lever lock
Inventor: LEE HAN YOUNG
IPC: E05B55/14
Filed: 2008-05-29
Abstract: PURPOSE: A steady device of cylindrical lever lock is provided to increase the efficiency of production and assembility in the manufacturing process by minimizing the unit number of component. CONSTITUTION: The connection tube body(28) is formed in both sides of the connection rod guide groove and is the idle function of the out lever is proceed. The introversion protrusion(34) of the spring beggar(33) is inserted into the insertion hole(32) of the connection tube body. The rotating pipe(6) is inserted inside the connection tube body. The connection rod is built in the circular body(4). The circular body unites the rotating pipe and connection tube body(28). The circular body has the feeder groove, and the protrusion(11) and incline side(9). The operation lever(7) is elastically inserted with the spring(8) into the feeder groove. The protrusion is inserted into perpendicular guideline support groove(15) of the rotating pipe. The V-type protrusion(13) and incline of the circular body are inserted into the rotator(5). The rotator has the protrusion(12) and rectangle groove(14).
Patent KR-20090126614-A (KR)
Title: System and method for repairing bad pixel of organic light emitting diode display device
Inventor: SHIN GYU SUNG
IPC: H05B33/10
Filed: 2008-06-04
Abstract: PURPOSE: A system and method for repairing bad pixel of an organic light emitting diode display device are provided to repair a defective pixel completely instead of temporarily by projecting a laser on a dead pixel and make it dark. CONSTITUTION: In a device, a defective pixel detecting unit(130) detect a dead pixel and outputs a position of a dead pixel. A laser irradiation unit(170) irradiates a laser on a defective pixel and makes the defective pixel dark. A device driver(150) transfers the laser irradiation unit to the position of the defective pixel. A controller(110) includes a microprocessor and whole operations of the device. The position of the defective pixel is outputted as a coordinate at an organic light emitting diode.
Patent KR-20090127203-A (KR)
Title: Foldbadminton
Inventor: KWON MIN KI
IPC: A63B49/02
Filed: 2008-06-07
Abstract: PURPOSE: A foldable badminton racket is provided to easily hand carry and improve the acceptability by folding with half size. CONSTITUTION: The foldable badminton racket includes: a foldable part(1) for folding a badminton racket; a blocking part(2) for blocking to get an unfolded state when the badminton racket is folded; a hinge part(3) installed in the foldable part of the badminton racket; a connection parts(4-1,4-2) for interlinking a lower part and an upper part of the badminton racket.
Patent KR-20090128980-A (KR)
Title: Metal cover with flexible lagging plate
Inventor: BAE SHIN HYUN
IPC: F16L59/02
Filed: 2008-06-12
Abstract: PURPOSE: A metal cover of a lagging integration type is provided to form joining portions for holding both end portions of a plate lagging material in both end portions of a metal plate in the width direction, thereby reducing construction hours. CONSTITUTION: A metal cover of a lagging integration type(100) comprises a flexible plate lagging material(20) and a metal plate(30). The plate lagging material surrounds a pipe. The metal plate is formed into the size which can cover completely one-sided plane of the plate lagging material. The width of the metal plate widens than the plate lagging material. Joining portions(31) are formed in both end portions of the width direction of the metal plate. The joining portions integrate the metal plate and the plate lagging material. The joining portions hold both end portions of the plate lagging material.
Patent KR-20090132196-A (KR)
Title: A fixture system for machine tools using a shape memory alloy
Inventor: PARK JONG KWEON
IPC: B23Q3/02
Filed: 2008-06-20
Abstract: PURPOSE: A fixing apparatus for a machine tool using shape memory alloy is provided, which can precisely fix a micro-workpiece without destroying the micro-workpiece. CONSTITUTION: A fixing apparatus for a machine tool using shape memory alloy comprises a base(10), a guide plate(20a), a clamp(30), and a workpiece settling portion(21). The base is fixed on the top of the bed. The guide plate is attached on the top of the base in order to form the internal space. The clamp is combined in the space of the guide plate and clamps the workpiece(300) to an actuator(31) and releases the workpiece from the actuator. The actuator is made of shape memory alloy.
Patent KR-20090132687-A (KR)
Title: Backfire prevention apparatus for solid fuel combustor
Inventor: LEE WOONG JIN
IPC: F23B40/00
Filed: 2008-06-23
Abstract: PURPOSE: A backfire prevention device for a solid fuel combustor is provided to prevent the backflow of flame by automatically closing a flow path of a fuel supply pipe in case flame flows back inside a fuel transfer cylinder. CONSTITUTION: A backfire prevention device for a solid fuel combustor comprises a fuel transfer cylinder(1), a fuel supply pipe(10), a fuel supply port(12), an upper inclined plate, an overheat sensor(4), an electric damper(20), and a blocking plate(22). A fuel transfer screw axis(2) inside the fuel transfer cylinder transfers solid fuel to a combustion head. The fuel supply pipe is cut and inclined on the upper part of the fuel transfer cylinder at 45° angle. The fuel supply port is formed on the center of the fuel supply pipe. The upper inclined plate is attached on the fuel supply pipe. The electric damper is installed on one side of the upper part of the fuel supply pipe.
Patent KR-20090132730-A (KR)
Title: System and method for determining optical fiber failure section
Inventor: HEO JAE HO
IPC: H04B10/079
Filed: 2008-06-23
Abstract: PURPOSE: A system and a method for judging a fault of an optical cable relay section are provided to determine the fault of the optical cable relay section on the basis of state change information of ONT(Optical Network Terminals) in FTTH(Fiber To The Home) OLT(Optical Line Termination) equipment. CONSTITUTION: A primary RN(Remote Node) interval fault judging unit(126) receives an abnormal state signal from a PON(Passive Optical Network) port. The primary RN interval fault judging unit judges a primary RN interval fault in an abnormal state when ONTs of the first predetermined reference number and more do not transmit response signals within the first predetermined time. A second RN interval fault judging unit(128) judges a second RN interval fault in the abnormal state when the ONTs of the second predetermined reference number and more do not transmit the response signals within the second predetermined time.
Patent KR-20100000717-A (KR)
Title: Rolling manufacturing method of a beltpulley
Inventor: BAK NO JEONG
IPC: B21K1/42
Filed: 2008-06-25
Abstract: PURPOSE: A rolling manufacturing method of a belt pulley is provided to improve the adhesion power of a belt by forming a belt groove deeply. CONSTITUTION: A rolling manufacturing method of a belt pulley comprises the steps for restricting both sides of a disk material(110) according to the molding process, forming a belt unit(240) by rolling the outside of the disk material, and forming a belt groove in the belt unit. The forming method of the belt groove comprises the steps for forming a pre-belt groove(251) by roll-pressing a flat belt unit(230) with a pre-belt groove roller in which a pre-belt groove is formed, and forming a standard belt groove(252) by roll-pressing the pre-belt groove with a standard belt groove roller in which a standard belt groove is formed.
Patent KR-20100001645-A (KR)
Title: Back light unit
Inventor: JEONG BI YONG
IPC: G02F1/1335
Filed: 2008-06-27
Abstract: PURPOSE: A backlight unit is provided to make brightness of a light source uniform in each pattern, thereby obtaining planar light of uniform brightness. CONSTITUTION: A flattener(100) is separated in the light emitting direction of a light source(10). In the flattener, a pattern which makes brightness of light emitted from a light emitting diode uniform is formed. In the pattern in which the flattener is formed, a part corresponding to a part with brightness lower than the average is punched. An optical sheet(20) received in a housing(30) changes a light path emitted from the light sources.
Patent KR-20100002488-A (KR)
Title: Light emitting device and method for fabricating the same
Inventor: KIM CHANG YOUN
IPC: H01L33/22
Filed: 2008-06-30
Abstract: PURPOSE: A light emitting device and a method for fabricating the same is provided to the damage to a semiconductor by forming a layer for controlling the etch depth of a PEC etching of a part of the semiconductor. CONSTITUTION: In a light emitting device and a method for fabricating the same, an emitting device comprises an N-type semiconductor layer(55), an active layer(57), and a p-type semiconductor layer. A first N type semiconductor layer(55a) has a horn pattern on the top. A second N-type semiconductor layer(55b) is contacted to the first N-type semiconductor layer and has a lower doping concentration relatively lower than that of the first N type semiconductor layer. A third N type semiconductor layer(55c) is contacted to the active layer while being contacted to the second N-type semiconductor layer.