baber/WOPTO huggingface dataset:
Patent KR-20030013756-A (KR)
Title: Method for manufacturing an elastic composite stretched yarn
Inventor: HUH JONG TAE
IPC: D02G3/32
Filed: 2001-08-09
Abstract: PURPOSE: Provided is a manufacturing method of elastic composite false-twist yarn which is characterized by not being untwisted, reducing a producing process, increasing productivity, improving quality and minimizing dyeing defects. CONSTITUTION: The elastic composite false-twist yarn is obtained by a process containing the steps of: unwinding elastic yarn(A) contacted with the first feed roller(C); doubling the elastic yarn(A) and thermoplastic synthetic multi-filament yarn(B); heating first the doubled yarn with the first heater(D); false-twisting with a twister(E) to manufacture a false-twist yarn; interlacing the yarn through an interlace nozzle(G); heat-setting with the second heater(H); and then winding around a winder roller(J). The draw-down ratio of the elastic yarn(A) is 2.5-3.5. The static air pressure of the interlace nozzle(G) is 0.8-1.4kg/cm¬3.
Patent KR-20010088683-A (KR)
Inventor: JUNG DEOK YEONG
Filed: 2001-08-21
Abstract: PURPOSE: A multi media system for an education is provided to transmit all contents of a lecture of a teacher to all computers of trainees simultaneously in real time and to make a trainee learn independent contents individually at need. CONSTITUTION: One main controller(12) includes a computer having a mike and a headset therein, an interface capable of connecting an external device to the computer, and a mode button capable of selecting a lecture mode and an individual learning mode. A plurality of sub controllers(14a¯14n) include a computer having a mike and a headset therein and an interface capable of connecting an external device to the computer. A switching device(10) connects the main controller(12) to the sub controllers(14a¯14n) and switches for selectively managing the lecture mode and the individual learning mode in accordance with on/off of the mode button and performs a hub function for a network connection of the main controller(12) and the sub controllers(14a¯14n). A peripheral device(18) which is a device for a multi media education executes a multi media medium by monitors of the main controller(12), the sub controllers(14a¯14n), and an earphone and includes a camera, a television, a video, an audio, an actual object imaging device, and a beam projector for an image display and a voice output. A modem(16) is provided for connecting to the Internet.
Patent KR-20030021305-A (KR)
Title: Pressing die for waved steel plate
Inventor: CHOI GWANG
IPC: B21D13/02
Filed: 2001-09-05
Abstract: PURPOSE: Pressing dies for pressing a steel plate so that waveform of front and back sides of the waveform steel plate is equal, and outline of inflection point of the waveform is clearly shown in fabricating a waveform steel plate are provided. CONSTITUTION: In a pair of pressing dies(111,112) used in press processing in which a continuous convex band(132) is formed on one side of the steel plate while a continuous concave band(131) is formed on the other side of the steel plate by pressing a steel plate, the pressing dies are characterized in that an outline corresponding to the shape of the continuous convex band to be formed on one side of the steel plate is formed on the pressing surface of first die, an outline corresponding to a shape of the concave in the vicinity of inflection point of the continuous concave band to be formed on the other side of the steel plate is formed on the pressing surface of second die, and a convex outline having a longer radius of curvature (RL) than radius of curvature (RH) of the concave band is formed at a position corresponding to an intermediate part between inflection points(123,124) of the continuous concave band to be formed on the other side of the steel plate on the pressing surface of the second die.
Patent KR-20030023372-A (KR)
Title: Power supply circuit of electronic ballast
Inventor: CHOI SEUNG HEE
IPC: H05B41/14
Filed: 2001-09-13
Abstract: PURPOSE: A power supply circuit for an electronic ballast is provided to obtain a high power factor and reduce stress for voltages of insulated gate bipolar transistors, while reducing manufacturing costs. CONSTITUTION: A power supply circuit comprises an AC power input unit(300); a rectifying unit(400) for rectifying the alternating current input from the AC power input unit into direction current; a charging unit(800) for charging a first AC voltage rectified by the rectifying unit with DC voltage; an inverter unit(600) for generating a signal having a predetermined switching frequency; and a power factor improvement unit(500) for receiving the signal from the inverter unit and generating a second AC voltage which is obtained by frequency-converting the DC voltage of the charging unit in accordance with the predetermined frequency of the signal. The power factor improvement unit clamps the first AC voltage and charges the charging unit with DC link voltage.
Patent KR-20030023793-A (KR)
Title: Temperature sensing device for Refrigerator
Inventor: SON GYEONG GI
IPC: F25D29/00
Filed: 2001-09-14
Abstract: PURPOSE: A device for sensing temperature of a refrigerator is provided to precisely carry out the operation of a temperature sensor by mounting the temperature sensor with a predetermined distance from a direct cooling type evaporator, thereby reducing the power consumption. CONSTITUTION: A device for sensing temperature of a refrigerator includes a direct cooling type evaporator(20) mounted in the refrigerator and forming a freezer compartment, a sensor cover(40) mounted to a bottom surface of the evaporator, and a temperature sensor(30) mounted in the sensor cover to be apart from the evaporator by a predetermined distance, wherein the temperature sensor is fitted with plural pairs of protrusions formed in the sensor cover.
Patent KR-20030024037-A (KR)
Title: Mounting Structure of Scuff Plate in Vehicles
Inventor: PARK SEUNG CHEOL
IPC: B62D25/20
Filed: 2001-09-15
Abstract: PURPOSE: Mounting structure of a scuff plate for a vehicle is provided to prevent interference in assembling a wire harness, and to fasten a floor carpet by inserting the mounting part between the floor and the scuff plate. CONSTITUTION: A scuff plate(4) is combined with a floor(1) of a vehicle to form a passage(3) of a wire harness(2). A mounting part(9) is composed of a fitting groove(6) inserting a clip(5) of the scuff plate, a surrounding portion(7) forming the passage of the wire harness and a clip(8) inserted to the floor of the vehicle body. The clip is integrally formed in the mounting part and the mounting part is inserted between the floor and the scuff plate. A T-shaped connection protrusion(11) is formed at the side of the surrounding portion and connected to a carpet(10). Interference is restricted in assembling the wire harness and the carpet is fixed conveniently.
Patent KR-20030024316-A (KR)
Title: Preamps
Inventor: AHN JEONG GEUN
IPC: H04Q9/00
Filed: 2001-09-18
Abstract: PURPOSE: A remote controller pre-amplifier and a fabricating method therefor are provided to miniaturize a product by composing peripheral components such as a chip condenser and a chip register as an IC by one body and attaching a photo diode and the IC on a die pad of a lead frame. CONSTITUTION: A lead frame(21) in which a die pad and a pair of lead attaches are formed as a plurality of series is bent. The die attach of a photo diode and an IC chip is performed on an upper surface of the die pad. The wire bonding of the photo diode and the IC chip is performed to each lead attach. The lead frame(21) is inserted into an epoxy dot in a mold cup, and a molding portion(2) is formed. A shield film(3) is installed on an upper portion of the molding portion(2). A lead pin and the molding portion(2) are soldered, and an unnecessary portion of the lead frame(21) is cut for completing a product.
Patent KR-20030025636-A (KR)
Title: ignition trans circuit
Inventor: CHO JAE HO
IPC: F23Q3/00
Filed: 2001-09-21
Abstract: PURPOSE: An ignition transformer circuit is provided to cut down the manufacturing cost by using an SCR(Silicon Controlled Rectifier). CONSTITUTION: An ignition transformer circuit comprises first and second transformers(L1',L2') connected parallel; a common terminal(COM) commonly connected to the first and second transformers; a first terminal connected to make current flow from the common terminal to the first transformer; a second terminal connected to make current flow from the common terminal to the second transformer; capacitors(C1',C2',C3') disposed between the common and first terminals and the common and second terminals, to charge input voltage; a zener diode(ZD) to conduct current when discharge voltage of the capacitors is over the predetermined voltage; and an SCR. The conducted voltage of the zener diode turns on the SCR, and the SCR supplies the supply voltage to the first and second transformer.
Patent KR-20010100159-A (KR)
Inventor: CHOI YOON SOO
Filed: 2001-10-18
Abstract: 본 발명은 구조물을 보강하는 보강공법에 관한 것이다. 
     보강하려는 구조물을 상하로 관통시켜 철근 등을 배근하여 구조물을 Sand wich 시켜 트러스트와 같은 구조로 만들어 콘트리트를 충전시키는 Sand wich 거푸집 공법이다. 
     이렇게 완성된 구조물은 새로이 시공되는 보강구조물이 안정된 구조로 완성되고 기존구조물은 중앙에 위치하는 구조의 구조물 보강 공법이다.
Patent KR-20020034871-A (KR)
Title: Flexural mode quartz crystal resonator
Inventor: KAWASHIMA HIROFUMI
IPC: G01C19/5607
Filed: 2001-10-20
Abstract: PURPOSE: A flexural mode quartz crystal resonator is provided to a miniaturized flexural mode, tuning fork, quartz crystal resonator with a small series resistance R1 and a high quality factor Q as well as to provide a flexural mode, tuning fork, quartz crystal resonator with an excellent frequency temperature characteristics over a wide temperature range of -10 °C to +50 °C. CONSTITUTION: A tuning fork, quartz crystal resonator(1) vibrating in flexural mode includes a first tuning fork tine(2), a second tuning fork tine(3), a tuning fork base(4), at least one grooves(5,11) provided in the central line portion of each of the tuning fork tines(2,3), at least one first electrode provided inside each of the grooves(5,11), at least one second electrode provided on the sides of the tuning fork tines(2,3) and for each tine the at least one second electrode having an opposite polarity to said at least one first electrode. The first tuning fork tine(2) and the second tuning fork tine(3) are connected at the tuning fork base(4). In addition, grooves(5,11) are constructed within the obverse face of tuning fork tines(2,3) which include a portion of the central line, respectively, the same grooves are constructed within the reverse face of the tines(2,3).
Patent KR-20030034592-A (KR)
Title: Door opening device for vehicle
Inventor: EUN SEUNG GI
IPC: E05C17/00
Filed: 2001-10-26
Abstract: PURPOSE: An opening device of a door for a vehicle is provided to prevent the door from being closed by self-weight by installing the opening device having an operating member operated by a spring. CONSTITUTION: An operating member(120) pushes a door to prevent the door from closing again by a self-weight. A fixing member(110) fixes the operating member in a door frame(220). A spring(130) operates operating force to push the door by installing between the operating member and the fixing member. A bellows(140) covers the fixing member, the operating member and the spring to block foreign substances. Thereby, the door is not closed again by the self-weight.
Patent KR-20030037022-A (KR)
Title: Vibration depreciation structure for indoor unit of air conditioner
Inventor: BAE JEONG HWA
IPC: F24F1/00
Filed: 2001-11-01
Abstract: PURPOSE: A structure for reducing vibration of an indoor unit of an air conditioner is provided to reduce noise of an indoor unit main body of the air conditioner. CONSTITUTION: A structure comprises a mounting part(30) formed flat on an upper end of a rear side of a main body(10); main body joining holes(35) formed on the mounting part at regular intervals for screw-joining; and a supporting member(50) having one side joined to the mounting part and the other side joined to an outer wall(90) to fix an indoor unit to the outer wall. The indoor unit absorbs vibration of an air conditioner thereby to reduce noise.
Patent KR-20030037412-A (KR)
Title: Lens focusing structure
Inventor: SHIN YEONG U
IPC: G02B15/163
Filed: 2001-11-05
Abstract: PURPOSE: A focusing structure of a lens is provided to control selectively an aperture of a digital still camera by driving each lens group and the aperture, respectively. CONSTITUTION: The first lens group(1) has a knob(1a) to perform a focusing operation by the rotary motion. A center line of the second lens group(2) passe through an optical axis of the first lens group(1). The first lens group(1) is installed in the inside of the first housing(3). The second lens group(2) is installed in the inside of the second housing(4). An aperture(5) and an aperture driving source(6) are located between the outside of the first housing(3) and the outside of the second housing(4) in order to control the amount of light. A center line of an image sensor(7) passes through the optical axes of the first and the second lens groups(1,2).
Patent KR-20030037482-A (KR)
Title: Inputting apparatus for micom
Inventor: CHOI MU SEOK
IPC: G06F1/04
Filed: 2001-11-05
Abstract: PURPOSE: An input device of a microcomputer is provided to increase a calculation speed and a control speed of a microcomputer by detecting a variation of input data being supplied from an exterior, generating a trigger signal, connecting an active latch circuit for removing a noise ingredient of the input data by the trigger signal to input ports of each microcomputer, thereby removing a time necessary for sensing a variation of input data. CONSTITUTION: A filter(100) filters input data(IN1-INn) being supplied from an exterior. An active latch circuit(200) is connected to an output side of the filter(100), senses a variation of the input data(IN1-INn) supplied from an exterior, and generates an interrupt signal(INT0) when a variation of the input data(IN1-INn) is sensed. When the interrupt signal(INT0) is generated, the active latch circuit(200) receives the input data(IN1-INn) again. A microcomputer(300) is connected to an output side of the active latch circuit(200), reads the input data(IN1-INn) again when the interrupt signal(INT0) is generated, detects a noise of the input data(IN1-INn), and executes a calculation and a control for processing the input data(IN1-INn). The active latch circuit(200) senses a variation of the input data(IN1-INn), generates a trigger signal, and supplies the trigger signal to the microcomputer(300).
Patent KR-20010112164-A (KR)
Title: 전조가공방법 및 전조가공장치
Inventor: YOO BYONG SEOP
IPC: B21F99/00
Filed: 2001-11-09
Abstract: 본 발명은 길이가 길게 이어지는 선재에 전조가공을 함과 동시에 선재에 이송력을 부여하는 전조가공방법 및 전조가공장치에 관한 것이다. 
     본 발명은 길이가 긴 금속 선재를 연속적으로 가공하기 위하여, 제1전조 다이스 및 제2전조 다이스의 사이에 구비된 지지날에 위치시키는 선재의 로딩단계와; 그 선재를 가공함과 동시에 이송력을 부여하기 위하여 제1전조 다이스는 수직면을 기준으로 앞으로 기울이고, 제2전조 다이스는 수직면을 기준으로 뒤로 기울이는 단계와; 제2전조 다이스를 제1전조 다이스방향으로 이송하여 사이에 위치한 선재를 가압하는 단계와; 제1 및 제2전조 다이스를 동일 방향으로 회전시키면서 선재도 동시에 회전시켜 그 선재의 원주면 상에 세레이션을 형성함과 동시에 가공되는 선재를 이송하는 가공 및 이송단계를 포함하는 것이다. 
     본 발명에 의하면, 길게 연속적으로 이어지는 선재의 원주면에 전조 다이스에 의하여 세레이션 가공을 할 수 있음과 동시에, 별도로 그 선재에 구동력을 주어 이송을 할 필요가 없이 자연적으로 이송력이 발생하여 선재가 이송이 될 수 있는 특유의 작용 및 효과가 있다.
Patent KR-20030040759-A (KR)
Title: Method and system starting a multiple pda operating system through a menu
Inventor: WEN SAYLING
IPC: G06F9/06
Filed: 2001-11-16
Abstract: PURPOSE: A method and a system for starting multiple PDA(Personal Digital Assistant) OSs(Operating System) through a menu are provided to fix and start the OS on a notebook computer equipped with the multiple PDA OS and a conventional OS. CONSTITUTION: A diagnosis step is omitted for a part of hardware device in order to increase a power-on speed, and the BIOS(Basic Input Output System) contents of the notebook computer is modified in order to search the multiple OSs of the notebook computer(1). The searched multiple OSs are listed on the menu of an output device of the notebook computer in order to make the user select the OS(2). The selection information that the user selects the OS on the menu is obtained(3). The OS selected by the user is started(4).
Patent KR-20030040926-A (KR)
Title: Flameless heater
Inventor: CHO BYEONG CHEOL
IPC: A47J36/28
Filed: 2001-11-17
Abstract: PURPOSE: A heating package is provided to increase the heat transfer rate by forming heating bags at both sides of material, to prevent pollution of material by indirectly heating food, and to heat food evenly by keeping heating time up with chemical reaction. CONSTITUTION: A heating package(100) comprises a heating bag(21) formed of packing material for permeating liquid and air, and composed of a heating unit generating heat by reaction to liquid; a liquid bag(25) storing liquid supplied to the heating bag; a cutting band(50) attached to the surface of the liquid bag to discharge liquid; a first heating bag(20) formed of waterproof and heat-resisting package and composed of a steam discharge hole for discharging steam at reaction between the heating unit and liquid by exposing the cutting band; and a second heating bag(20'). The edge of the first heating bag is attached to the edge of the second heating bag to form the recessed portion, and the cavity is formed in the pocket type heating package. Food is heated evenly without pollution by chemical reaction.
Patent KR-20030039960-A (KR)
Inventor: PARK YEON SOO
IPC: F16K21/00
Filed: 2001-11-15
Abstract: PURPOSE: A method for efficiently using water and a device thereof are provided to save water by a valve cutting off a channel by water pressure and to pump and recycle domestic sewage by applying an attribute of water flowing from a high place to a low place and by converting water pressure to air pressure. CONSTITUTION: A method for efficiently using water and a device thereof are composed of a packing(3) inserted into a left plane of a ring-shaped sill(2) which is formed at an inner wall of a tap(1); a handle(5) of a valve(4) laid to a water discharging port(12) and the end of the handle put on an upper end(8) of a lever(9) hanged on a shaft(11) elastically inserted into uneven grooves at both sides of the water discharging port; a spring elastically held to a projected rod(7) of the valve; the lever going in and out of vertical and horizontal holes(730,440), and a bent unit of the lever covered with a corrugated pipe(168) and closed to an inner wall of the water discharging port at one end; a net(174), which is punched with a plurality of holes(173), coupled to the end of the water discharging port; a water supplying hole(15) of mixed water and a receiving holes(14) of cool and warm water punched to a horizontal plate(154); and a cartridge(25), which has a receiving hole(22), vertical and horizontal supplying holes(21,20), installed in a vertical pipe(41) of the tap. Therefore, the method and device for efficiently using water recycle the domestic sewage of the upside at a low place.
Patent KR-20030041622-A (KR)
Title: Traction Apparatus of Tow Truck
Inventor: KIM MIN SU
IPC: B60P3/12
Filed: 2001-11-21
Abstract: PURPOSE: A towing apparatus for a tow car is provided to improve convenience by working respectively with a main boom while pulling a vehicle in trouble by using a lift cylinder and a towing boom. CONSTITUTION: A towing device of a tow truck is composed of a towing boom(1) formed in the rear part of the tow truck to pull a vehicle; a lift cable(2) and a lift cylinder(3) connecting and supporting the towing boom; a cylinder operating valve actuating the towing boom and the lift cylinder; first and second guide rollers(5a,5b) guiding the path of the lift cable and preventing interference; and a towing boom stopper(6) controlling the position of the towing boom. A towed vehicle(10) is connected to a towing jig by a chain, and pulled by using the lift cylinder and the towing boom. Other working is performed by using a main boom(9) while pulling the vehicle.
Patent KR-20030049788-A (KR)
Title: Ejector device for pushing works for press machine
Inventor: BYUN TAE GYEONG
IPC: B21K1/00
Filed: 2001-12-17
Abstract: PURPOSE: An ejector device of a press machine is provided to cope with a size variation of a workpiece and to reduce the manufacturing cost by freely adjusting a setting position of the ejector device depending on a size of the workpiece. CONSTITUTION: An ejector device includes two transverse frames(11) and two longitudinal frames(13). Two transverse frames(11) are parallel aligned at both sides of a die about a blank working area. A plurality of coupling holes(10) are formed in two transverse frames(11). Two longitudinal frames(13) are parallel aligned across the transverse frames(11). The blank working area is formed between the transverse frames(11). An interval between the longitudinal frames(11) is adjustable in a length direction of the transverse frames(11). An elongated coupling slot(12) is formed in the longitudinal frames(11).
Patent KR-20030054649-A (KR)
Title: DC/DC inverter for multi-light of CCFL using PZT
Inventor: KIM JUN HUI
IPC: H02M7/537
Filed: 2001-12-26
Abstract: PURPOSE: A DC/DC inverter circuit is provided to reduce an input power variation by configuring plural lamps corresponding to lamps so as to make a dimming interval become symmetrical. CONSTITUTION: The first driving circuit(3A) operates responsive to the first control signal from an illumination circuit(4A) to generate a pulse signal corresponding to any frequency band. The first trans or inverter(1A) amplifies the pulse signal from the first driving circuit to apply the amplified pulse signal to the first piezoelectric substance. The first cathode ray tube(CCFL2) carries out a luminescence operation according to a voltage which is converted into a predetermined voltage by an adjustment gain of the first piezoelectric substance(PZT1) corresponding to a voltage variation amount of the first piezoelectric substance. The second driving circuit(3A) operates responsive to the second control signal from an illumination circuit to generate a pulse signal corresponding to any frequency band. The second trans or inverter(1B) amplifies the pulse signal from the second driving circuit to apply the amplified pulse signal to the second piezoelectric substance. The second cathode ray tube(CCFL1) carries out a luminescence operation according to a voltage which is converted into a predetermined voltage by an adjustment gain of the second piezoelectric substance(PZT2) corresponding to a voltage variation amount of the second piezoelectric substance. A current detecting part(2) receives a current flowing via a resistor into a ground side through the first and second cathode ray tubes and recognizes a magnitude of the received current, which is applied to the first and second driving circuits.
Patent KR-20030055936-A (KR)
Inventor: PARK CHEOL JUN
IPC: F25D23/02
Filed: 2001-12-27
Abstract: PURPOSE: A hinge assembly for a refrigerator is provided to prevent exposure of the hinge assembly to a front side of the refrigerator when a door is opened. CONSTITUTION: A hinge assembly includes a refrigerator main body with an opening upper part; a door opening and closing the upper part of the refrigerator main body; a door bracket(110) attached on a rear side of the door to rotate when the door is opened; and a body plate(210) attached on the rear side of the refrigerator main body, and having a hinge shaft(112) supporting the door bracket to rotate, and acting as a central shaft when the door is opened. The hinge shaft has vertical position approximately horizontal with an upper end of the refrigerator main body, and horizontal position as near as possible to the rear side of the refrigerator main body within range allowing the door bracket to be joined to rotate. A gap between a rear end of the door and the refrigerator main body is minimized thereby when the door is opened. The hinge assembly installed to the rear end through the door and the refrigerator main body is almost invisible on a front side of a refrigerator.