baber/WOPTO huggingface dataset:
Patent KR-20040019564-A (KR)
Title: Light and back light unit utilizing the same
Inventor: HONG BYEONG HUI
IPC: G02F1/13357
Filed: 2002-08-28
Abstract: PURPOSE: A lighting lamp and a surface light source device by using the same are provided to reduce the reject rate in the electrode forming in a lamp and obtain a maximum valid length of the electrodes, thereby lowering the voltage for the initial discharging. CONSTITUTION: A lighting lamp includes a tube(31) formed of a transparent dielectric glass having a sealed discharge space, and at least two(the first and second) electrodes(32,33) mounted to outer peripheral surfaces at both sealed ends of the tube. The electrodes generate dielectric barrier discharge for generating UV rays as voltage of AC or in the pulse waveform is applied to the electrodes. The UV rays excite the fluorescent elements of a fluorescent layer(34) doped on an inner surface of the tube, and the fluorescent elements make the UV rays to visible rays. The visible rays are diffused via a diffusion plate and a diffusion sheet in a surface light source device. At least one or more dimples(31a) are protruded from the insides of the sealed ends for expanding the areas to discharge secondary electrons.
Patent KR-20030022025-A (KR)
Title: Control Element for Printed Articles
Inventor: MATHYS LAURENT
IPC: B41M3/00
Filed: 2002-08-29
Abstract: PURPOSE: A control element for a printed matter is provided to be capable of easily checking the printed matter. CONSTITUTION: A control element includes the first pattern and the second pattern. The first pattern is printed on the first surface of the printed matter, and is equipped with at least a first geometrical pattern set. The second pattern is printed on the second surface of the printed matter in a manner to be confronted with and matched with the first pattern, and is equipped with a second geometrical pattern set. At least one of the geometrical pattern sets includes a sector which is being offset. When the matching of the first surface and the second surface is correct, the control element is visible by a transmitted light.
Patent KR-20040020214-A (KR)
Inventor: BAEK JU WON
IPC: B23K9/09
Filed: 2002-08-30
Abstract: PURPOSE: A pulse arc welding method is provided to uniformly maintain an arc length while performing a pulse arc welding and to prevent a welding fault by evenly forming a period of pulse current. CONSTITUTION: A feeding wire is melted during one pulse welding period including a peak current feeding time and a base current feeding time. The sum of welding voltage is divided by time during one pulse welding period, thereby obtaining pulse mean voltage. A base current feeing time of a next period is determined based on the pulse mean voltage so as to vary the pulse welding period. Then, a minus welding current is supplied together with the base current for a predetermined period of time. The minus current is fed before a peak current of the next pulse welding period is supplied.
Patent KR-20040021086-A (KR)
Title: Trolley apparatus for preventing bad engagement in C-hook for coil transferring
Inventor: CHOI YONG HA
IPC: B21B39/24
Filed: 2002-09-02
Abstract: PURPOSE: A trolley apparatus for preventing cross gripping of C-hook for transferring coil is provided to prevent damage of coil product or breakage of chain conveyor and increase efficiency of continuous production by fundamentally solving cross gripping of rear trolley and front trolley. CONSTITUTION: In a trolley apparatus continuously moved to a certain distance along rails with being selectively attached to or detached from link pushers(14) installed at a chain conveyor(13) continuously moved with the link pushers being spaced apart from each other in a certain distance, the trolley apparatus comprises a front trolley(40) installed at an upper one side end of horizontal support to a lower part of which C-hook is linked; and a rear trolley(50) installed at an upper other side end of the horizontal support, wherein the front trolley comprises a sliding attachment(41) which is slid back and forth, and on a rear surface of which a horizontal groove(42) is formed, a fly wheel(43) which is rotationally installed at the sliding attachment by means of connection member(45), and at the front side of which a guide member(47) connected to the horizontal groove is installed, and a retractable dog(44) fixed to the fly wheel and vertically moved according to rotation of the fly wheel so that the retractable dog is selectively attached to or detached from the link pushers of the chain conveyor, and wherein a cam attachment(51) is formed at the rear side of the rear trolley so that the cam attachment is contacted with a sliding attachment(41) of the front trolley following the rear trolley.
Patent KR-20040021174-A (KR)
Title: Dryice cleaning machine
Inventor: KWON DAE YOUNG
IPC: B08B3/02
Filed: 2002-09-03
Abstract: PURPOSE: A high-pressure washer using dry ice is provided to quickly wash dirt or paint off by jetting high-pressure washing water and dry ice pellets simultaneously. CONSTITUTION: A high-pressure washer using dry ice is composed of a jet gun(100), a dry ice jet unit(500), a washing water jet unit(600), and an air compressor(700). The jet gun is connected to a jet nozzle(300) by a jet tube(200) formed at the front of a jet switch unit(101) having a trigger(102). The jet tube includes an upper tube(210) and a lower tube(220). A dry ice supply tube(501) and an air tube(701) are connected to the upper tube. A washing water supply tube(601) is connected to the lower tube.
Patent KR-20040023832-A (KR)
Title: Apparatus and method for LAN service over TCP/IP and OSI protocol
Inventor: KIM YEONG RAK
IPC: H04L29/06
Filed: 2002-09-12
Abstract: PURPOSE: A LAN service apparatus of a TCP/IP(Transmission Control Protocol/Internet Protocol) and OSI(Open System Interconnection) protocol and its method are provided to process a TCP/IP protocol and an OSI protocol at the same time. CONSTITUTION: An ethernet interface(33) is connected with a TCP/IP protocol(31) and performs an ethernet interface. A LLC(Logical Link Control) interface(34) is connected with an OSI protocol(32) and performs a LLC interface. A LAN device driver(40) is connected with the ethernet interface and performs an interface to process a received frame and to send it to a corresponding protocol of the TCP/IP and the OSI protocol. And a LAN device(35) is connected with the LAN device driver and transmits and receives a LAN frame.
Patent KR-20040023924-A (KR)
Title: Charge apparatus and method for robot
Inventor: HONG CHAN HUI
IPC: G05D1/02
Filed: 2002-09-12
Abstract: PURPOSE: An apparatus and a method for charging a robot are provided to have an effect of rapid and accurate docking to the charging band by docking to the docking terminal in response to the docking line at a short distance. CONSTITUTION: An apparatus for charging a robot includes a docking line, an ultrasonic generator(3), an ultrasonic receiver(5) and a docking line sensing unit(6). The docking line is arbitrary designed by the user for guiding the robot to the charging terminal of the charging band. The ultrasonic generator(3) is attached to the left and right sides of the charging band for generating the ultrasonic wave to guide the robot to the docking line. The ultrasonic receiver(5) is mounted on the robot to supply the information to calculate the distance to the docking line. And, the docking line sensing unit(6) is mounted on the robot for detecting the docking line.
Patent KR-20040024191-A (KR)
Title: lubrication device of an engine
Inventor: AHN DEOK BYEONG
IPC: F01M1/06
Filed: 2002-09-13
Abstract: PURPOSE: A lubrication device of an engine is provided to improve the durability of an exhaust cam shaft by promptly supplying engine oil to an exhaust cam shaft in the case for starting an engine, thereby improving the reliability and the capability of the engine. CONSTITUTION: An exhaust side direct connection path(1) is formed at a cylinder block to directly supply engine oil to an exhaust cam shaft(118) of an engine from a main gallery(106) of the engine without going via an intake cam shaft(114). The exhaust side direct connection path is horizontally branched from an intake side supply path(113) supplying engine oil to the intake cam shaft.
Patent KR-20030035872-A (KR)
Title: Marking apparatus used in a process for producing multi-layered printed circuit board
Inventor: IDA RYOICHI
IPC: H05K3/46
Filed: 2002-10-01
Abstract: PURPOSE: To provide a marking device which forms alignment marks for aligning respective layers for production of a multilayered circuit board with good accuracy. CONSTITUTION: The image of a reference mark 50 formed on a core substrate 51 of a substrate 5 is formed on a fluorescent plate 12 by irradiation of X-rays from an X-ray generator 11 and this image is picked up by a visible light CCD camera 13, by which the position of the reference mark 50 is detected. The surface of a dry film resist layer 55 is irradiated with the UV rays from mirrors 22 and 23, with the detected position of the reference mark 50 as a reference, by which the marks drawn on photomasks 24 and 25 are printed onto the dry film resist layer 55.
Patent KR-20040031533-A (KR)
Title: Adaptive focusing method and apparatus the same
Inventor: KELBAS DMYTRO
IPC: G11B7/085
Filed: 2002-10-07
Abstract: PURPOSE: An adaptational focusing method and a device thereof are provided to fit to a high density optical disc when a space between a surface and a recording layer is small, and restrain a scratch and a damage of an objective lens of a pickup head and the surface of the optical disc while a focus point is searching. CONSTITUTION: A pickup(110) includes an optical system such as a laser diode, an objective lens, and a photo sensor. A reflected signal detector(120) detects a reflected signal from the photo sensor. A signal processor(130) generates a driving signal of an ODD(Optical Disc Drive) by an adaptational focus search algorithm for a static and a dynamic part preventing a spike between the surface of the disc(100) and the objective lens, and reducing a focus search time. A focus servo controller(140) comprises a focus actuator keeping the space between the objective lens and the recording layer as a focus state. A disc rotating driver(150) comprises a spindle motor.
Patent KR-20040035135-A (KR)
Title: Sports Utility Truck having Expandable loading box
Inventor: KIM JEONG HO
IPC: B60P1/02
Filed: 2002-10-18
Abstract: PURPOSE: A sports utility truck having an expansible loading space is provided to expand the loading space by installing a tailgate and connecting the loading space and an access space with a hydraulic cylinder. CONSTITUTION: A sports utility truck has an access space(10) having more than two rows of seats(12,14), and a loading compartment(20). In the sports utility truck, the access space and the loading compartment are connected with a hydraulic cylinder(100) the length of which is variable, and a tailgate(200), opening toward the loading compartment, is installed to the rear of the access space. The loading space is substantially expanded by extending the length of the hydraulic cylinder and opening the tailgate, to function as the bottom of the loading compartment, in loading a large quantity of freight into the truck.
Patent KR-20040035416-A (KR)
Title: Electron projection lithography using secondary electron
Inventor: KIM DONG UK
IPC: H01J31/00
Filed: 2002-10-22
Abstract: PURPOSE: Provided is an electron-projection lithography using secondary electrons, which makes a system compact and improves resolution when performing 1:1 projection. CONSTITUTION: The electron-projection lithography comprises: a secondary electron emitter(20) placed at a fixed distance from a substrate holder(12) and forming a patterned mask(22) on the opposite side of the substrate holder(12); a primary electron emitter(32) placed at a fixed distance from the secondary electron emitter(20) in the opposite direction of the substrate holder(12) and discharging primary electrons(35) to the secondary electron emitter(20), wherein the primary electron emitter(32) is a plurality of micro tips or carbon nanotubes; a secondary power source(52) applying a voltage between the substrate holder(12) and the secondary electron discharging emitter(20); a primary power source(51) applying a voltage between the secondary electron discharging emitter(20) and the primary electron discharging emitter(32); magnetic field generators(40)(40') controlling a path of secondary electrons(25) discharged from the secondary electron emitter(20).
Patent KR-20030034021-A (KR)
Title: Thin film magnetic memory device for conducting data write operation by application of a magnetic field
Inventor: HIDAKA HIDETO
IPC: H01L43/08
Filed: 2002-10-24
Abstract: PURPOSE: A thin film magnetic material storage device is provided to stably operate by suppressing an influence of magnetic noise from a power source wiring. CONSTITUTION: According to a thin film magnetic memory device, a memory array(2) has a plurality of memory cells for magnetic data storage arranged therein, and each of the memory cells includes a magnetic storage portion having an electric resistance varying according to a magnetization direction that is rewritable by application of a prescribed magnetic field. A peripheral circuitry(5c) is provided in a region adjacent to the memory array, for conducting data read operation and data write operation from and to the memory array. And the first and the second power supply lines are for supplying an operating voltage to the peripheral circuitry. The first and second power supply lines are arranged so that a magnetic field generated by a current flowing through the first power supply line and a magnetic field generated by a current flowing through the second power supply line cancel each other in the memory array.
Patent KR-20040036381-A (KR)
Inventor: LEE SEOK U
IPC: H01L21/18
Filed: 2002-10-25
Abstract: PURPOSE: A method for manufacturing a GaN substrate is provided to considerably improve the quality of the GaN substrate by carrying out a two-step GaN layer growing process. CONSTITUTION: The first GaN layer(11) is grown on a hetero substrate(10). Surface defects of the first GaN layer are removed by partially performing a wet etching process on the first GaN layer. The second GaN layer(14) is re-grown on the first GaN layer. Preferably, the wet etching process is performed by using a mixed solution of H2SO4 and H3PO4 or one selected from a group consisting of KOH, H2SO4, and H3PO4. Preferably, the hetero substrate is separated from the GaN layers by carrying out a laser lift-off process or a mechanical polishing process. Preferably, the hetero substrate is made of sapphire or silicon carbide.
Patent KR-20040037554-A (KR)
Title: Fashionable mirror manufactured by laser machine and its manufacturing method
Inventor: KIM DONG HWAN
IPC: A47G1/00
Filed: 2002-10-29
Abstract: PURPOSE: Provided are a fashion mirror having a letter, a logo and pattern formed by radiating laser rays on silver nitrate adhered to the backside of the mirror and a method for manufacturing the same. CONSTITUTION: The fashion mirror is manufactured by burning a substance of silver nitrate adhered to the back side of the mirror using laser rays to form a pattern. The method for manufacturing the fashion mirror uses an apparatus including a computer(1) such as PC including a keyboard to store a designed pattern to be described on the adhesive substance comprising silver nitrate at the back side of the glass(6) of the mirror, a working die(7) to form a pattern stored in the computer(1), a laser apparatus(2) to emit laser rays(8) and cables(3).
Patent KR-20040043605-A (KR)
Title: A hard disk clamping apparatus
Inventor: YOO YONG CHEOL
IPC: G11B17/02
Filed: 2002-11-19
Abstract: PURPOSE: A device for clamping a hard disk is provided to clamp the hard disk firmly and quickly while restricting the distortion of the hard disk. CONSTITUTION: A rotating part(40) is inserted into a central hole(D1) of the hard disk(D), and is equipped with a boss(41) forming a screw(41a) at a circumferential surface and a seating surface(42) supporting the partial lower surface of the hard disk. A clamping washer(50) is placed on an upper surface of the hard disk by being inserted into the boss of the rotating body. A clamping nut(30) clamps the hard disk between the clamping washer and the seating surface of the rotating part by being joined to the screw of the boss from the top of the clamping washer.
Patent KR-20040043917-A (KR)
Inventor: LEE JONG SEOK
IPC: G07D9/00
Filed: 2002-11-20
Abstract: PURPOSE: A coin sorter is provided to prevent different size coins from being mixed by installing a guide path in the device. CONSTITUTION: A coin sorter includes a coin sorting member(16), a guide(30), a plurality of coin collection tubes(40a,40b), a reception vessel(41) and a sliding groove(56). The coin sorting member(16) is classified in accordance with the size of coin. The guide(30) moves the coins classified by the coin sorting member(16) in accordance with the size of the coin to a predetermined position. The plurality of coin collection tubes(40a,40b) is positioned at the ends of the guide(30). The reception vessel(41) is provided with at least one coin reception tube for receiving the coins having the same size and a sliding protrusion(41a) so as to rotate at a predetermined distance. And, the sliding groove(56) is formed at the bottom side of the reception vessel(41) and connected to the sliding protrusion(41a) so as to rotate the reception vessel(41) forward and backward.
Patent KR-20040045070-A (KR)
Title: A Clock Synchronization Apparatus with a Time Division
Inventor: JUNG U SEOK
IPC: H04L7/00
Filed: 2002-11-22
Abstract: PURPOSE: A clock synchronizer using a time division modulation is provided to reduce an error rate by reducing the number of components in a process for designing a hardware and a software. CONSTITUTION: A clock synchronizer using a time division modulation includes an operation mode decision unit, a clock multiplexer, a frequency divider, a coefficient start signal generation unit, a time division period generation unit, a time division decision unit, and a clock phase shift unit. The operation mode decision unit(220) includes two modules performing alternately an active mode and a standby mode. The clock multiplexer(210) is used for outputting one of output clocks of two modules as a source clock according to an operation mode signal. The frequency divider(250) generates a frequency division clock to perform a time division process for the source clock. The coefficient start signal generation unit(280) decides a starting point of the time division process by using the frequency division clock. The time division period generation unit(270) performs the time division process for the source clock within one clock by a coefficient start signal and generates a time division period of the source clock. The time division decision unit(230) decides a phase shift degree of the source clock. The clock phase shift unit(240) generates a phase shift synchronization clock by using the time division period and the phase shift signal.
Patent KR-20030068386-A (KR)
IPC: H04N5/66
Filed: 2002-12-11
Abstract: 본 발명은, 인터레이스 방식으로 구동하는 경우에도 고휘도로 고품질의 표시가 얻어지는 도트 매트릭스형 PDP의 구동 방법 및 PDP 장치의 실현을 목적으로 한다. 
     표시 전극 Z1, Z2, …와, 각 표시 셀을 분리하는 격벽(16)을 구비하며, 모든 표시 전극 사이에 표시 라인이 형성되는 도트 매트릭스형 AC 플라즈마 디스플레이 패널(21)과, 표시 전극 구동 회로를 구비하며, 인터레이스 방식으로 동작하는 플라즈마 디스플레이 장치로서, 표시 전극은 홀수번째의 제1 전극과 짝수번째의 제2 전극으로 구성되고, 표시 전극 구동 회로는 홀수 필드에서는 어드레스 동작 시에 제1 전극 또는 제2 전극 중 한쪽에 주사 펄스를 인가하고, 짝수 필드에서는 어드레스 동작 시에 제1 전극 또는 제2 전극 중 다른 쪽에 주사 펄스를 인가한다.
Patent KR-20040051267-A (KR)
Title: Power supply system and control method thereof
Inventor: SEO GWANG YUN
IPC: H02M3/158
Filed: 2002-12-12
Abstract: PURPOSE: A power supply system and a controlling method thereof are provided to protect a system by checking a process for distributing the current to phase process units. CONSTITUTION: A power supply system includes a power supply unit, a DC/DC converter, and a control unit. The power supply unit(10) supplies DC power. The DC/DC converter(24) includes a plurality of phase process units for dividing the DC power of the power supply unit into plural phase currents in order to supply individual power sources having different voltages to each element. The control unit senses phase currents of the phase process units of the DC/DC converter. In addition, the control unit interrupts the power when a voltage of the phase current is higher than a reference voltage.
Patent KR-20030051311-A (KR)
Title: Apparatus and method for purifying and organic electroluminescent material
Inventor: BYUN GI NAM
IPC: C09K11/06
Filed: 2002-12-13
Abstract: PURPOSE: Provided are an apparatus and method for purifying organic electroluminescent material, by which it is possible to purify organic electroluminescent material with high purifying efficiency in a shorten period of time. CONSTITUTION: The apparatus includes at least one inner tube(31) of which one end a material to be purified is placed, a plurality of connecting devices to divide the inside of the inner tube to a plurality of regions; a heating device to heat the regions over the sublimation temperature of the material to be purified; and a vacuum pump(37) disposed the other end of the inner tube to make the inside of the inner tube vacuous. Each of the connecting devices(33) has a separation wall to partially close the both sides and a opening at about center of the separation wall, through which gas of the material to be purified passes.
Patent KR-20040053420-A (KR)
Title: Operation Warning Device of Power Take Off for Truck
Inventor: JUN YEONG TAE
IPC: B60K17/28
Filed: 2002-12-14
Abstract: PURPOSE: An operation warning device of a PTO(Power Take Off) for a truck is provided to prevent an oil pump from sticking in operating the PTO continuously during traveling by lighting the lamp and operating a buzzer in operating the PTO normally in stopping the vehicle and actuating the buzzer periodically with the timer in traveling without turning off the PTO. CONSTITUTION: A clutch switch(1), an accelerator switch(2), a diode(D1), an exhaust valve(3) and an exhaust switch(4) are connected in series between a power terminal and a ground terminal, and an exhaust lamp(5) is installed between the power terminal and the connection point of the exhaust valve and the exhaust switch. A diode(D2), a PTO control relay(6) and a PTO operating switch(7) are connected in series between the connection point of the clutch switch and the accelerator switch and the ground terminal, and a contact point switch of the PTO control relay, a PTO valve(8), a PTO position sensor(11), a buzzer(9) and a lamp(10) are connected in parallel between the power terminal and the PTO operating switch. A timer(12) is installed in the buzzer to operate the buzzer for the predetermined time after resetting by power through the clutch switch and the diode.
Patent KR-20040053956-A (KR)
Title: Nut fastening method of piston rod in shock absorber and piston rod of shock absorber
Inventor: CHO HYEON JONG
IPC: B60G15/00
Filed: 2002-12-16
Abstract: PURPOSE: A nut-fastening method of a piston rod for a shock absorber and the piston rod for the shock absorber are provided to fasten and remove a locking nut by forming a restriction hole to a side of the outer peripheral surface of the lower part of a fastening part of the piston rod and restricting the piston rod in the rotation direction through the restriction hole. CONSTITUTION: In a nut-fastening method of a piston rod(51) for a shock absorber, a restriction hole is formed to a side of the outer peripheral surface of the lower part of a screw-fastening part(55) formed to the tip of the piston rod. A restriction pin jig(61) is inserted in the restriction hole. A locking nut(53) is fastened and removed to/from the screw-fastening part in a state of restricting the piston rod in the rotation direction.