baber/WOPTO huggingface dataset:
Patent KR-20030021619-A (KR)
Title: Manufacture of polyester fibre
Inventor: KIM HYEONG GYEONG
IPC: D01D5/084
Filed: 2001-09-07
Abstract: PURPOSE: A process of producing polyester fiber having uniform fineness and physical properties while generating no curved fiber by preventing generation of a vortex by cooling air is provided, thereby preparing industrial fibers having high modulus and low shrinkage characteristics while at the same time high strength. CONSTITUTION: Solid state polymerized polyester chips having an intrinsic viscosity of 1.00 to 1.15 and a moisture rate of 30ppm or less are melted at 290 to 300deg.C, spun through a spinning pack(1) and a nozzle(2) and cooled in cooling air, the discharged filament is taken up at a speed of 2,000m/min or more to produce a polyester fiber. In the process, a vortex preventing plate(A) is installed at the upper position of a cooling area(3) disposed at the lower part of the nozzle.
Patent KR-20030023422-A (KR)
Title: The transparent screen malti-coated with roundly diffused lines and its manufacturing method
Inventor: CHOI HAE YONG
IPC: G03B21/56
Filed: 2001-09-13
Abstract: PURPOSE: A transmissive screen in which circular scattering lines are overlapped and a method for fabricating the same are provided to increase the light scattering and transmitting efficiency by overlapping scattering lines as desired. CONSTITUTION: A transmissive screen in which circular scattering lines are overlapped includes a screen substrate(1) formed of a transparent material, a rotation plate(8) securing the screen substrate for rotating the screen substrate, a horizontally movable die(7) for moving horizontally with respect to a central axis of the screen substrate, and a machining element(6) coupled with the horizontally movable die and formed of a metal or diamond having high strength to machine circular scattering lines on the surface of the screen substrate. The machining element is in a certain shape according to machining shape of the scattering lines and the scattering lines are overlappingly machined by a certain interval and shape according to the rotation speed of the screen substrate and the horizontal movement speed of the machining element.
Patent KR-20030032306-A (KR)
Title: Fluorene-vinylene based copolymers, preparing method thereof and electroluminescence element using the same
Inventor: LEE SANG PIL
IPC: C09K11/06
Filed: 2001-10-17
Abstract: PURPOSE: A fluorene-vinylene-based copolymer, its preparation method and an electroluminescent device using the copolymer are provided to improve the photo-transmittance, the environmental resistance, the adhesive strength to a substrate, the thin film forming property and the electro-stability. CONSTITUTION: The method comprises the steps of reacting a 2,7-dibromo-9,9-dialkylfluorene with an organometallic compound in an ether-based solvent to obtain a 9,9-dialkylfluorene; reacting the 9,9-dialkylfluorene with formaldehyde gas to obtain a 2,7-bishydroxymethyl-9,9-dialkylfluorene; purifying the 2,7-bishydroxymethyl-9,9-dialkylfluorene and reacting the purified one with chloro compound to obtain a 2,7-bischloromethyl-9,9-dialkylfluorene; reacting the 2,7-bischloromethyl-9,9-dialkylfluorene with a storing base to obtain the 9,9-dialkylfluorene-vinylene homopolymer represented by the formula 1; and polymerizing a different kind of 9,9-dialkylfluorene-vinylene monomers to obtain the fluorene-vinylene-based copolymer represented by the formula 2. The fluorene-vinylene-based copolymer is represented by the formula 1 or 2, and has a number molecular weight of 1,000-200,000 and a mass average molecular weight of 10,000-1,000,000, wherein R, R', R1 and R1' are the same or different each another and are an aliphatic or alicyclic alkyl or alkoxy group of C1-C22 or an aryl or aryloxy group of C6-C18, n is an integer of 10-3,000 and m is an integer of 10-3,000.
Patent KR-20030033168-A (KR)
Title: Automotive brake lamp
Inventor: LEE JAE HUN
IPC: B60Q1/44
Filed: 2001-10-18
Abstract: PURPOSE: A brake lamp for a vehicle is provided to confirm easily an operation of the brake for a rear vehicle. CONSTITUTION: A brake lamp for a vehicle includes a housing(10); a bulb(20); a reflecting mirror(30) and a lens(40). The housing is installed to a panel(50) of a vehicle body in a rear portion of the vehicle. The housing is synthetic resin. The bulb is installed to a center of the housing. The bulb is attachable and detachable. The aluminum coating layer(30a) is added to a surface of the reflecting mirror. Aluminum coating layers are added to an aluminum layer at intervals. The reflecting mirror is installed to an inner surface of the housing. The lens is installed to the housing. The lens amplifies light from the bulb. Thereby, reflectivity is offset by different reflectivity of the aluminum layer and the aluminum coating layer. Therein, misrecognition for lighting the brake lamp is prevented when a brake is not operated.
Patent KR-20020031083-A (KR)
Inventor: SATOH YOSHIHIRO
IPC: H01L27/108
Filed: 2001-10-20
Abstract: PURPOSE: A semiconductor device and a method for manufacturing the same are provided to prevent a diffusion of carbon into a silicon substrate by using a silicon nitride layer. CONSTITUTION: A silicon nitride(Si3N4) film(62) is formed as a carbon diffusion preventing film at the formation of a capacitive insulating film(Ta2O5 film) on the upper and side faces of a silicon substrate(12). The thickness of the silicon nitride film(62) is about 100Å. A word line(22), except the bottom of a contact hole, is formed by depositing a conductive material on the lower part of a DRAM capacitor having a Ta2O5 film formed as capacitive insulating film using Ta(OC2H5)5.
Patent KR-20030034331-A (KR)
Title: image forming apparatus having an elastic sheet type conducting member for supplying toner
Inventor: CHO HAE SEOK
IPC: G03G15/06
Filed: 2001-10-22
Abstract: PURPOSE: An image forming apparatus having an elastic conducting sheet for supplying a developer is provided to prevent deterioration of developer due to mechanical friction generated when the developer is supplied to a developing roller, minimize drive torque and reduce manufacturing cost. CONSTITUTION: An image forming apparatus having an elastic conducting sheet for supplying a developer includes a photosensitive drum part(10) and a developing part(20). The photosensitive drum part has a photosensitive drum(3) that forms images using surface potential characteristic and a charging roller(5) for applying electric characteristic to the surface of the photosensitive drum. The developing part includes a developing roller(12) that is rotated, being engaged with the photosensitive drum, to attach a developer(13) to the photosensitive drum, a conductive elastic member(110) for providing the developer to the developing roller using potential, and a developing layer control member(16,22,23) for controlling formation of a developing layer of the developing roller.
Patent KR-20030034509-A (KR)
Title: Tray Transfer for Handler
Inventor: LIM U YEONG
IPC: H01L21/66
Filed: 2001-10-23
Abstract: PURPOSE: A tray moving apparatus for use in a handler is provided to secure a smooth movement of a tray since each of the test trays of the test chamber and the preheat chamber is fixed by the holder assembly of the movement apparatus with being moved by the push and to smoothly proceed the test since the tray is moved to an exact position by the tray when the test is performed by one step, thereby improving the efficiency of the test. CONSTITUTION: A tray moving apparatus for use in a handler installed on one side of a chamber block of a handler capable of testing a predetermined setting temperature so as to horizontally move the test tray from one chamber position to adjacent another chamber position includes a base plate(1) installed at one side of the test site in a right and left direction, a guide member installed along the base plate(1), a moving block(5) movably coupled to the guide member, a connection pin movably coupled to the forward and backward guide member and coupled by being inserted into a groove formed at one side edge of the tray among the elected test trays, a holder assembly provided with a push pin(18) to push the one side edge of the other tray, a holder assembly driving member for moving forward and backward at the positions of the combine and unlock with the test tray and a moving block driving member for moving the moving block laterally.
Patent KR-20030033695-A (KR)
Title: Two-way speaker of mobile phone
Inventor: HAN MAN DAE
IPC: H04R9/06
Filed: 2001-10-24
Abstract: PURPOSE: A bidirectional speaker of a portable terminal is provided, which has an air path in a magnetic circuit. CONSTITUTION: A frame(10) has a space part(10a) where a sound output hole(10b) is formed. A magnet(14) is accommodated in the space part of the frame, and has a penetration hole(14a) connected to the sound output path. A top plate(16) is attached to the magnet, and has a penetration hole(16a) connected to the penetration hole of the magnet. A diaphragm(18) is attached to the front of the frame. And a voice coil(20) is attached to the inside of the diaphragm and is arranged closely to the magnet. The penetration hole and the sound output path form an air path(30), which makes smooth air flow when the diaphragm vibrates.
Patent KR-20030033760-A (KR)
Inventor: JUN CHANG GUK
IPC: B01D46/42
Filed: 2001-10-25
Abstract: PURPOSE: Provided is a locking device of a bag filter housing, the locking device being capable of reducing replacing time of the bag filter installed in a bag filter housing. CONSTITUTION: The locking device for locking a bag filter housing, which is comprised of a main body(1) and a cover(3), comprises clamping protrusions formed at a lower end of the cover(3) and an upper end of the main body(1), respectively, on the outer surface, a clamping device(13) with a groove inside thereof for clamping the clamping protrusions together, a first safety pin(31) and a second safety pin(41) for maintaining the clamping status of the clamping device(13).
Patent KR-20030035543-A (KR)
Inventor: KANG BYEONG GI
IPC: B21B45/00
Filed: 2001-10-31
Abstract: PURPOSE: An apparatus for disposing hot coil scrap in skin pass rolling line is provided to improve working efficiency by automatically disposing the compressed bulk scrap after compressing bulk scrap generated during skin pass rolling operation. CONSTITUTION: The apparatus for disposing hot coil scrap in skin pass rolling line is integrally installed in the middle of the skin pass rolling line of hot coil and comprises a strip guiding part installed next to an up cut shear to guide scrap that is a defective strip generated from the rolling line through system table and grip guiding table rotated respectively; a grip part comprising mandrels(46) respectively installed on slide bases(32) oppositely installed at both sides so that the mandrels(46) are rotated by a motor(22), and a mandrel hydraulic cylinder(26) for oppositely moving each of the slide bases(32) so that the defective strip guided from the strip guiding part is coiled into a bulk scrap; a compression part comprising a scrap compressing plate(30) mounted on the central lower surface of a compression housing(20) supported by both pillars(24) respectively installed at the outer side of the slide bases(32), and a scrap skid vertically operated by a compression hydraulic cylinder(40) installed on the base of the lower bottom surface so that the bulk scrap coiled by the grip part is supported and compressed by the scrap skid; and a pusher bar(74) positioned at one side of the compression part to push the bulk scrap so that the bulk scrap compressed through the compression part by operation of a hydraulic cylinder(72) for pusher bar is contained in a scrap box installed in the lower surface of the pusher bar(74).
Patent KR-20030039282-A (KR)
Title: A method for displaying pictures on plasma display panel and an apparatus thereof
Inventor: JUNG JE SEOK
IPC: G09G3/28
Filed: 2001-11-12
Abstract: PURPOSE: A method and an apparatus for displaying images in a plasma display panel are provided to reduce the generation of a pseudo-outline of a low gradation region by reducing a temporal difference between LSB(Least Significant Bit) and LSB+1 of subfield data. CONSTITUTION: Three subfield groups(G1,G2,G3) are formed with a plurality of subfields. The subfield is formed with three rest periods as vertical blanking periods. The rest period of the first group(G1), the rest period of the second group(G2), and the rest period of the third group(G3) are located at each end portion of the subfield groups(G1,G2,G3). The first subfield group(G1) and the third subfield group(G3) have the same subfield structure. The first subfield group(G1) and the third subfield group(G3) are formed with six subfields, respectively. The second subfield group(G2) is formed with two subfields.
Patent KR-20030040623-A (KR)
Title: vehicles's oil tank baffle structure
Inventor: LEE GWANG SU
IPC: B60K15/00
Filed: 2001-11-15
Abstract: PURPOSE: Baffle structure of a fuel tank for a vehicle is provided to prevent stop of an engine, to increase travel distance and to improve stability of the vehicle by supplying fuel to a feed pipe continuously in suddenly turning with rounding the lower part of a baffle plate and installing a fluid pipe in the lower part of the baffle plate. CONSTITUTION: A baffle structure of a fuel tank is composed of a baffle plate(100) restricting flow of fuel in the fuel tank; plural fluid holes(120) formed at the side of the baffle plate; an uneven part(130) formed at the side of the baffle plate without overlapping the fluid holes; and a fluid pipe(140) penetrating the lower part of the baffle plate and moving fluid. The upper part of the baffle plate is chamfered, and the lower part of the baffle plate is rounded. Fluid holes are formed symmetrically in the baffle plate. Stop of the engine is prevented by supplying remaining fuel from the fuel tank to the feed pipe continuously in suddenly cornering, and travel distance is increased.
Patent KR-20030044264-A (KR)
Title: Inkjet printhead and manufacturing method thereof
Inventor: JUNG MYEONG SONG
IPC: B41J2/16
Filed: 2001-11-29
Abstract: PURPOSE: An ink jet printer head and a method for manufacturing the same are provided to reduce power consumption by indirectly transferring heat to a shape memory alloy through a separate thermal member. CONSTITUTION: An ink jet printer head includes a substrate(30), a vibration plate(38), an ink chamber(37), a fluid-path plate(40), and a nozzle plate(50). The substrate(30) is formed at an upper surface thereof with a space portion(32) defined by a base layer(31). The vibration plate(38) is installed on an upper surface of the substrate(30). The vibration plate(38) varies a volume of the ink chamber(37) in such a manner that ink is exhausted caused by high pressure formed in the ink chamber(37). The space portion(32) is covered by the base layer(31). The base layer(31) is also formed at a bottom surface of the substrate(30).
Patent KR-20030046031-A (KR)
Title: Apparatus for producing a space for rolling roll
Inventor: HAN SANG BIN
IPC: B21B27/00
Filed: 2001-12-03
Abstract: PURPOSE: An apparatus is provided to easily and rapidly carry out an exchanging work of a rolling roll without forming a fault on the rolling roll by creating a gap between a rotating shaft and the rolling roll. CONSTITUTION: A gap creating apparatus for a rolling roll includes a movable supporting section and a fixing section. The movable supporting section includes a moving supporter(200) having predetermined width and height in such a manner that the moving supporter(200) corresponds to a center of rolling roll rested on a supporting member(101). The moving supporter(200) is positioned at one side of a lower portion of a grinder in opposition to a rotating shaft(100) of the grinder. The moving supporter(200) is moved forward or backward through a gear guide(210). The gear guide(210) is meshed with an external gear(202) formed at a driving shaft of a motor(201), which is installed at a lower portion of the moving supporter(200).
Patent KR-20020046174-A (KR)
Inventor: IKUTA KAZUICHI
IPC: F16B13/08
Filed: 2001-12-06
Abstract: PURPOSE: To provide a rotary nut capable of preventing the nut from dropping from an arm when fixing equipment and materials on a member and a part preventing a hand from reaching an inner side and a rear surface by a bolt. CONSTITUTION: In the rotary nut consisting of the nut having a through screw hole and a protruding shaft for rotation on both side faces and provided with an inclined face for rotation for causing rotation when pressed by a bolt at one end and a frame body provided with a pair of arms on both sides of a flange part having a bolt insertion hole to attach the nut rotatably and slidably between opposing arms by supporting the protruding shaft for rotation by a guide groove provided on the arm, a tip side of the arm is bent to an inner side with an angle from the flange part to prevent the nut 5 from dropping from the arm 8.
Patent KR-20030046926-A (KR)
Title: Method for transmit and receive the call using voice in mobile phone
Inventor: KIM EUN TAE
IPC: H04B1/20
Filed: 2001-12-07
Abstract: PURPOSE: A method for receiving a call signal by using a voice in a mobile communication terminal is provided to automatically convert a mode of the mobile communication terminal into a voice recognition by mounting the mobile communication terminal at a hands-free kit. CONSTITUTION: A user mounts a mobile communication terminal at a hands-free kit(S1). A control unit judges whether a voice signal of the user is inputted(S2). If not, the control unit judges whether the mobile communication terminal is receiving a call signal(S3). If so, it is judged whether the input voice signal coincides with a call signal receiving voice message set by the user(S4). If so, a response signal is transmitted to an originating telephone number to connect a call(S5). If the user inputs a call terminating voice message, a call link is terminated and the mobile communication terminal is converted into an idle mode(S6,S7). It is judged whether the input voice signal coincides with an originating voice message set by the user(S8). If the user inputs a dialing voice, the control unit originates a call signal(S9).
Patent KR-20030048906-A (KR)
Title: Optical signal performance monitoring apparatus and method for multi-channel optical transmission systems
Inventor: KIM GWANG JUN
IPC: H04B10/079
Filed: 2001-12-13
Abstract: PURPOSE: A device for measuring optical signal performance in a multiple wavelength optical transmission system is provided to simultaneously measure channel strength of multichannel optical signals, channel wavelength, and optical signal to noise ratios of each channel in real time, thereby minimizing an influence on aberration and maintaining the same f-number. CONSTITUTION: An optical input unit(10) controls spot size of multiple wavelength optical signals, and generates the first multiple wavelength beam. An optical collimating/focusing unit(20) collimates the first multiple wavelength beam, and focuses the second multiple wavelength beam separated by wavelength. A diffraction and reflection unit(70) diffracts and reflects the collimated first multiple wavelength beam, and generates the second multiple wavelength beam in parallel with the collimated first multiple wavelength beam. An optical detector(60) measures strength of the second multiple wavelength beam focused by wavelength.
Patent KR-20030054558-A (KR)
Inventor: LEE SANG HO
IPC: C21B3/06
Filed: 2001-12-26
Abstract: PURPOSE: A blast furnace operation method for accurately controlling the viscosity of slag so that the slag dropped into the lower part of the furnace has a proper fluidity by estimating the viscosity of slag dropped into the dead man part in blast furnace operation for continuously discharging hot metal and slag is provided. CONSTITUTION: In a blast furnace operation for alternately charging ore and coke into blast furnace through chute on the top of the blast furnace, the blast furnace operation method comprises a step of obtaining equilibrium expression required for formation of 2CaO·SiO2 by supposing that nature and state of initial crystal phase of blast furnace slag generated in the lower part of the furnace are represented as 2CaO·SiO2; a step of obtaining a viscosity estimation expression by defining a ratio of saturation amount in the slag to a degree of activity of C2S as viscosity value through the obtained equilibrium expression; and a step of estimating the viscosity of slag inside the blast furnace by utilizing the obtained viscosity estimation expression, wherein the viscosity estimation expression is used to estimate viscosity of blast furnace slag, having basicity (C/S) ranging from 1.3 to 1.6 and comprising 10 wt.% of Al2O3, 5 to 20 wt.% of FeO and 5 to 10 wt.% of MgO.
Patent KR-20020062806-A (KR)
Inventor: HIRANABE YAKU
IPC: A63F13/25
Filed: 2001-12-27
Abstract: PURPOSE: To increase the number of race for a bet by players about expectation of the order of arrival without giving an influence to the operation control of model traveling bodies. CONSTITUTION: This race game device is provided with a race course provided on a board, several model traveling bodies for traveling on the race course, and separate stations for the bet operation by players. Besides the bet operation about the order of arrival of each model traveling body on the race course, the bet operation about expectation of the order of arrival without traveling of each model traveling body to be separately performed from the race of each model traveling body on the race course can be performed in the separate station.
Patent KR-20030058131-A (KR)
Title: Home theater system using blue tooth module
Inventor: PARK JEONG GEUN
IPC: G11B20/10
Filed: 2001-12-29
Abstract: PURPOSE: A home theater system using a bluetooth module is provided to construct a home theater system without using wires for connecting speakers. CONSTITUTION: A home theater system using a bluetooth module includes a display(1) and a plurality of speakers(SPK1,SPK,SPK3,SPK4,SPK5,SPK6). The display has a transmission bluetooth module to transmit audio signals of multiple channels and displays images. The speakers include a receiving bluetooth module to receive the audio signal of a corresponding channel among the audio signal of multiple channels transmitted from the display and reproduce the received audio signal. The display sends the audio signals of multiple channels to a center speaker closest to the display, and the center speaker reproduces the audio signal of a corresponding channel and transmits the audio signals of the other channels to other speakers through a transmission bluetooth module.
Patent KR-20010074851-A (KR)
Title: 뇌 종양 치료용 알긴산염 캡슐
IPC: A61K9/00
Filed: 1999-08-25
Abstract: 본 발명은 CNS 종양 성장의 억제제인 분자를 발현시킬 수 있는 캡슐화된 생산 세포가 중추 신경계내에 편재화된 종양, 예컨대 뇌종양의 치료에 새로운 접근법을 제공하는 것에 관한 것이다.
Patent KR-20010079806-A (KR)
Title: PREPARATION OF CROSS-LINKED 2-DIMENSIONAL POLYMERS WITH SIDEDNESS FROM α,β-LACTONES
IPC: C08G69/26
Filed: 1999-09-20
Abstract: Polymers and processes for synthesizing the polymers from  alpha , beta -unsaturated lactones, particularly 2(5H)-furanone, and amines with side chains. The polymers are used as hydrogels, as polymers that can bind metals and form complexes that are soluble in organic solvents, as polymers useful as flocculants in water purification, as polymers useful on non-fouling surfaces for biofilm suppression, polymers for use on non-thrombogenic surfaces, and polymers with uses as thin conductive films for microchips and other electronic devices. The process is a polymerization reaction involving the cyclic  alpha , beta -unsaturated lactone and a primary amine or primary ammonium compound.
Patent KR-20010079990-A (KR)
IPC: G01R31/319
Filed: 2000-08-16
Abstract: IC 시험장치의 타이밍 교정을 정도좋고 염가로 끝낼 수 있는 타이밍 교정방법으로서, 피시험 IC를 장착한 IC 소켓(203)의 각 핀에 접촉하여, 이 각 핀에 부여되는 신호를 취출하는 것과 각 핀에 교정펄스를 공급할 수 있는 프로브(300)를 설치하고, 이 프로브내에 설치한 기준 컴퍼레이터(CP-RF)로 취입한 교정펄스의 타이밍 및 프로브 내에 설치한 기준 드라이버(DR-RF)로부터 IC소켓에 인가한 기준 교정펄스의 타이밍을 IC 시험장치가 갖는 타이밍 계측기능에 의해 계측하여 타이밍 교정을 행한다.