baber/WOPTO huggingface dataset:
Patent KR-20020030550-A (KR)
Title: An angle variable elbow for connecting a hose
Inventor: KIM CHOON IL
IPC: F16L27/02
Filed: 2000-10-18
Abstract: PURPOSE: A variable-angle elbow is provided to improve the convenience of use by varying the angle of the elbow as necessary. CONSTITUTION: A variable-angle elbow includes connection members(11,12) which are bent at a right angle. One connection member(11) can be separated from the other connection member(12). A sealing ring(20) is positioned at a connection part between the connection members(11,12). The connection member(11) is formed at an inner periphery thereof with a circular coupling slot(110) having a coupling slot(111) and a coupling protrusion(112). A slide opening slot(113) is formed in the connection member(11). The other connection member(12) is formed at an outer periphery thereof with a circular coupling protrusion(120) having a coupling slot(121) and a coupling protrusion(122). A stepped portion(123) is formed at an inner portion of the other connection member(12).
Patent KR-20020030559-A (KR)
Title: Apparatus for measuring minimum ignition energy of dust
Inventor: CHOI KWANG SEOK
IPC: G01N25/50
Filed: 2000-10-19
Abstract: PURPOSE: A device for measuring minimum ignition energy of dust is provided to improve reliability of measured data by keeping density of dust uniform. CONSTITUTION: A device(100) includes a frequency generator(101); an ultrasonic oscillator(102); a vibration transmitting device; a dust hopper(104); an electric discharger; and a dust ignition energy calculating device. The frequency generator generates ultrasonic frequency. The ultrasonic oscillator receives ultrasonic electric signal from the frequency generator to generate mechanical vibration. The dust hopper stores dust sample and drops dust with vibration transmitted by the vibration transmitting device. The electric discharger discharges dust falling from the dust hopper. The dust ignition energy calculating device measures voltage and current on a point when dust is ignited by discharge of the electric discharger and calculates minimum ignition energy of dust based on the measured voltage and current.
Patent KR-20020032755-A (KR)
Title: A method for detecting the nucleic acid by the improvement of nucleic acid amplication product-probe hybridization efficiency
Inventor: CHOI YEONG GIL
IPC: C12Q1/68
Filed: 2000-10-27
Abstract: PURPOSE: A nucleic acid detecting method with improved hybridization efficiency of PCR product-probe is provided, thereby inhibiting PCR products from binding together and increasing hybridization efficiency between PCR product and probe. Therefore, the detection of nucleic acid can be more correct. CONSTITUTION: The nucleic acid detecting method using improved hybridization efficiency of PCR product-probe comprises the steps of: inserting nucleic acid sample into a vessel containing a PCR solution comprising any one of sense and anti-sense primer fixed magnetic bead and a fluorescence-labeled primer; amplifying the nucleic acid sample at PCR temperature; heat denaturing the amplified double strand PCR product into single strand PCR product; fixing nucleic acid synthesized by a primer which is fixed on the magnetic bead on the inner side of the vessel using magnetic power; hybridizing the remaining PCR solution with a support having a probe capable of specifically binding with a target protein; removing and washing the unbound PCR product and solution; and determining the fluorescence level of PCR product-probe hybridization on the support.
Patent KR-20020038103-A (KR)
Title: Vibration absorbing leaf spring
Inventor: KIM YONG UK
IPC: B60G11/00
Filed: 2000-11-16
Abstract: PURPOSE: A leaf spring for damping a vibration is reduce the number of parts when a leaf is installed and to improve the assembling efficiency by absorbing a vibration or a shock via the leaf. CONSTITUTION: A spring eye(11) is integrally formed on each front end of a leaf(10). A bush(20) is fitted in the spring eye. A center bolt(40) is connected to the central bottom face of the leaf, and a washer(60) to maintain the combination state of a U-bolt(50) is installed. An installation portion(12) of the washer is formed flat to the central bottom face of the leaf. Between the installation portion and the spring eye, a shock absorbing unit(13) is formed. If a vibration or a shock is transferred from the surface of the ground, the spring eye is properly supported on a chassis(90) via a spring hanger(70) and a shackle(80). By the stretching and compression of the leaf, the vibration and the shock are absorbed.
Patent KR-20020038162-A (KR)
Title: Iris recognition method for iris recognition system using both of the eyes
Inventor: CHAE JANG JIN
IPC: G06K9/00
Filed: 2000-11-16
Abstract: PURPOSE: An iris recognition method simultaneously using the iris of both eyes is provided to reduce the comparison and search time for the iris recognition, to simplify a camera to obtain the iris image, and to reduce the error occurrence by comparing both irises with a previously registered data. CONSTITUTION: The method comprises steps of obtaining the image of both irises at the same time, detecting the iris area of respective eyes from the obtained iris images, comparing the previously registered database with the iris image data of both eyes, and outputting a verification result according to the comparison result.
Patent KR-20010092653-A (KR)
Title: Apparatus and methods of reheating gas turbine cooling steam and hp steam turbine exhaust in a combined cycle power generating system
Inventor: SMITH RAUB WARFIELD
IPC: F02C7/18
Filed: 2000-11-20
Abstract: PURPOSE: A combined cycle system and method of operating combined cycle system is provided to achieve an improved net performance gain by substantially maintaining the desired steam temperature to the IP steam turbine inlet by passing the spent cooling steam and HP turbine exhaust steam in combination through the reheater and accepting the higher pressure drop penalty. CONSTITUTION: In a combined cycle system having a multi-pressure heat recovery steam generator(30), a gas turbine(14) and steam turbine(18), steam for cooling gas turbine components is supplied from the intermediate pressure section of the heat recovery steam generator supplemented by a portion of the steam exhausting from the HP section of the steam turbine, steam from the gas turbine cooling cycle and the exhaust from the HP section of the steam turbine are combined for flow through a reheat section(50) of the HRSG. The reheated steam is supplied to the IP section inlet(22) of the steam turbine. Thus, where gas turbine cooling steam temperature is lower than optimum, a net improvement in performance is achieved by flowing the cooling steam exhausting from the gas turbine and the exhaust steam from the high pressure section of the steam turbine in series through the reheater of the HRSG for applying steam at optimum temperature to the IP section of the steam turbine.
Patent KR-20010008288-A (KR)
Inventor: YUN YONG KIL
IPC: A01G13/00
Filed: 2000-11-21
Abstract: PURPOSE: A supporting mulch film for culturing crops is provided, which can prevent weeds from growing without using a weed killer by letting the supporting mulch film put onto the conventional mulch film and thus, shielding the left space thoroughly. CONSTITUTION: The supporting mulch film for culturing crops is characterized by being comprised of: a hole(2) for planting a nursery tree, installed at the center of a circle-shaped or an oval-shaped sheet(1) which is made of paper or synthetic resin, and which diameter is similar with the diameter of the stem near the root; and an incised part(3) from the hole(2) to outer circumference of the sheet(1).
Patent KR-20020039809-A (KR)
Inventor: PARK IN CHEOL
IPC: G05F1/45
Filed: 2000-11-22
Abstract: PURPOSE: An internal supply voltage generator is provided to stabilize a level of an internal supply voltage by reflecting the variation of a characteristic according to a variation of temperature to the level of the internal supply voltage. CONSTITUTION: A thermal interworking pulse generator is used for receiving an internal supply voltage and generating a variable pulse signal which is inversely proportional to a temperature. A reference voltage converter is formed with a current sink for varying a voltage of the first node and the first comparator for driving the first drive transistor in order to generate the second reference voltage of an internal supply voltage level. A drive portion is formed with the second comparator. The second comparator is used for outputting a low level signal or a high level signal in order to turn on or turn off the second drive transistor.
Patent KR-20020040077-A (KR)
Title: Device for charging transmission if signal using digital signal processing in mobile communication system
Inventor: BAE EUN HYE
IPC: H04B7/155
Filed: 2000-11-23
Abstract: PURPOSE: An apparatus for converting a transmission IF(Intermediate Frequency) signal using a DSP(Digital Signal Processor) in a mobile communication system is provided to simply perform the design of a circuit and minimize influence to a noise by performing digital signal conversion using the DSP. CONSTITUTION: A DSP(100) receives an I-channel digital signal and a Q-channel digital signal from a base station modem output digital combiner and converts the received digital signals into a certain digital IF(Intermediate Frequency) signal. A D/A converting unit(200) receives the digital IF signal from the DSP(100) into an analog IF signal. An amplifying unit(300) receives the analog IF signal from the D/A converting unit(200) and amplifies the received analog IF signal to be suitable for a signal level of a next terminal. A control unit(500) controls devices of the DSP(100) and outputs an adjustment value for obtaining a random digital IF signal to the DSP(100). An interface unit(400) is located between the DSP(100) and the control unit(500) for performing an interface.
Patent KR-20020040344-A (KR)
Title: A supporting structure of tailgate for an automobile
Inventor: SON HO GEON
IPC: B60J5/10
Filed: 2000-11-24
Abstract: PURPOSE: Structure for supporting a tailgate in a vehicle is provided to conveniently open or close a lower gate and to prevent noise while improving endurance. CONSTITUTION: Structure for supporting a tail gate of a vehicle comprises an inner cylinder(3) slidingly inserted to an outer cylinder(1); a spring(5) supported by the inner and outer cylinder; iron cores(13,15) supporting hinges(9,11) by being mounted in the outer and inner cylinders; and a lower gate receiving resilient force from the spring. The spring maintains state between the outer cylinder and the inner cylinder. The iron cores are formed as a staple shape. The lower gate is opened by rotating the outer and inner cylinders around the hinges. Thereby, the structure for supporting the tailgate of the vehicle prevents noise by conveniently opening or closing the lower gate.
Patent KR-20020041604-A (KR)
Title: Novel titania photocatalyst and its manufacturing method
Inventor: CHAE HUI SEOK
IPC: B01J29/40
Filed: 2000-11-28
Abstract: PURPOSE: Provided is a titania photocatalyst which has smaller particle diameter than the conventional titania powder and enhanced photo-activity. The photocatalyst is homogeneously dispersed in the zeolite carrier and does not coagulate so that quantum efficiency of the titania powder in the UV region is maximized, making rapid and effective elimination of various harmful gases such as ammonia in the air and sulfur compounds together with organic compounds in the water by the photocatalytic oxidation. CONSTITUTION: The photocatalyst preparation comprises: the first process wherein titanium tetraisopropoxide is dissolved completely in isopropyl alcohol and adding and dissolving each 0.5-2moles of citric acid and 0.5-10 moles of ethylene glycol to 1 mole of titanium tetraisopropoxide ; the second process of adding and mixing with the above mixed solution, zeolite selected from H-type ZSM-5, USY, BEA, KL zeolite containing 20-200moles of silica; and the third process wherein the above titania/zeolite mixture is distilled at 80-100°C under pressure, irradiated with microwave and calcined. The above titania powder carried on the zeolite has the particle diameter of 5-2 nm and its quantum efficiency is 50-80% per unit photocatalyst while its UV-DRS spectrum is in the region of 370-310 nm.
Patent KR-20020042098-A (KR)
Title: Image sensor and method for fabricating the same
Inventor: BYUN SEONG CHEOL
IPC: H01L27/148
Filed: 2000-11-30
Abstract: PURPOSE: An image sensor is provided to maximize an efficiency of a photodiode by forming an inner lens in an interlayer dielectric on the upper portion of the photodiode. CONSTITUTION: An image sensor comprises a photodiode(PD) formed on a substrate, a first lens(320) condensing an incident light from the outer to the photodiode(PD), and a second lens(340) formed between the photodiode(PD) and the first lens(320) transforming the incident light from the first lens(320) to a parallel light so as to vertically condense the parallel light to the photodiode(PD). At this point, the first lens(320) is a convex lens having a convex part to the upper direction about the substrate and the second lens(340) is another convex lens having a convex part to the lower direction about the substrate. Due to the second lens, an efficiency of the photodiode(PD) is improved.
Patent KR-20020042925-A (KR)
Inventor: HONG SEUNG HO
IPC: G02F1/133
Filed: 2000-12-01
Abstract: PURPOSE: A reflective type liquid crystal display is provided to improve the dark state according to combination of a phase retardation plate and a liquid crystal layer. CONSTITUTION: A reflective type liquid crystal display is constructed in a manner that a distance between a pixel electrode and a counter electrode(12) is smaller than the width of the electrodes and a cell gap or the electrodes have no distance between them in order to generate fringe field. Liquid crystal(30) is horizontally aligned on a lower substrate. The rubbing orientation is 45-90 degrees in case of liquid crystal having positive dielectric anisotropy and 0-45 degrees in case of liquid crystal having negative dielectric anisotropy. The liquid crystal is vertically aligned on an upper substrate. The liquid crystal display improves its dark state by using a polarizer(50) and a phase retardation plate(40).
Patent KR-20020042949-A (KR)
Title: Taping machine capable of constancy temperature air supply
Inventor: CHO HYANG RAE
IPC: B21C47/00
Filed: 2000-12-01
Abstract: PURPOSE: The taping machine is provided to prevent the curling or falling of a tape attached to an end portion of a coil by sensing ambient temperature, generating hot or cold air depending on the ambient temperature, and supplying such generated air with a roller. CONSTITUTION: A taping machine comprises a tape curling preventing roller portion, a tape falling preventing portion and a constant-temperature air supplying portion. The tape curling preventing roller portion is connected to a swing arm and rotated by a power generation/transmission member. A main body(104) of the taping machine recognizes the dimension of an outer diameter portion of a coil arrived at a skid. The main body cuts a tape delivered through a tape delivery guide during its traveling. The cut tape is attached to the outer diameter portion of the coil by a swing arm(108) after it is absorbed on the tape guide arm. The tape falling preventing portion prevents a cut tape from falling. The tape falling preventing portion is fixedly installed in the tape guide arm and rotated by the power generation/transmission unit. The constant-temperature air supplying portion supplies a roller(16) of the tape falling preventing portion with constant-temperature air.
Patent KR-20020043784-A (KR)
Title: Manufacturing method of fine pattern for a semiconductor device
Inventor: HYUN YUN SEOK
IPC: H01L21/027
Filed: 2000-12-04
Abstract: PURPOSE: A method for fabricating a fine pattern of a semiconductor device is provided to increase an etch selectivity difference between a photoresist layer pattern of a photoresist layer for ArF and a layer to etch, by performing an exposure process and a silylation process after the photoresist layer pattern for ArF is formed so that a silylation layer is formed on the photoresist layer pattern. CONSTITUTION: The photoresist layer pattern(12) for ArF is applied on the layer(10) formed on a predetermined substrate. A selective exposure process and a developing process are performed. An exposure process is performed regarding the surface of the photoresist layer pattern for ArF. The photoresist layer pattern is exposed to a silylation material to form the silylation layer(14) on the photoresist layer pattern. The layer is etched by using the photoresist layer pattern as a mask.
Patent KR-20020043856-A (KR)
Title: A filter's foundation structure of the ceiling type air-conditioner
Inventor: KIM JUN MO
IPC: F24F13/28
Filed: 2000-12-04
Abstract: PURPOSE: A structure for fixing filter of ceiling cassette type air conditioner is provided to easily attach and detach the filter and to keep the installation of the filter stably. CONSTITUTION: A structure comprises an intake grill(80); a plurality of knobs(80a); and a fixing groove part(70a). The intake grill is installed on an inlet of a lower panel. The knobs are formed on one side of an inner wall of the intake grill so that a filter(70) is inserted to the inner wall of the intake grill. The fixing groove part is formed on part of the filter contacting the knobs. The knobs protrude on both side ends of the intake grill and have upper ends bent to be L-shaped. A plurality of fixing protrusions(80b) are formed on the inner wall of the intake grill to restrict movement of the filter in side direction.
Patent KR-20020044007-A (KR)
Title: Method of making a rear cover of power steering pump using an aluminum die casting
Inventor: LEE SEOK JO
IPC: B22D15/00
Filed: 2000-12-05
Abstract: PURPOSE: A method is provided to prevent corrosion and environmental pollution and enable lightness of the rear cover by manufacturing parts for automobile such as the rear cover of the power steering pump by aluminum die casting using a salt core. CONSTITUTION: In a method for manufacturing a rear cover of a power steering pump which is assembled into a housing of the power steering pump to function as a passage transferring oil into the pump, the method for manufacturing the rear cover of the power steering pump by die casting using a disposable core comprises the steps of manufacturing dies(22); mounting a core into the dies(26); and die casting the materials by injecting molten aluminum into molten metal in the dies(30), wherein the rear cover is manufactured under the conditions that a material of the aluminum alloy is ADC12, a temperature of the molten metal is about 660 deg.C, and a temperature of the dies is 200 deg.C.
Patent KR-20020044623-A (KR)
Title: Expansion joint for combined cycle power plant
Inventor: KIM YUN HWAN
IPC: F02C7/00
Filed: 2000-12-06
Abstract: PURPOSE: A nonmetal expansion joint of a combined cycle thermoelectric power plant is provided to prevent the breakage of a bellows and to operate a gas turbine for long time by layering insulating cushions and installing cuffs in the joint of a bellows. CONSTITUTION: Insulating cushions(4,4A) are formed in a partition(3). Cuffs(5) are installed at the joints of the bellows. High-temperature gas contacts the insulating cushions when passing through left and right paths(1). Then, high-temperature gas is separated from the bellows by the insulating cushions. The cuffs also blocks up the heat transmitted to the bellows. Therefore, the bellows is protected from the heat of the high-temperature gas.
Patent KR-20010016491-A (KR)
Title: Manufacturing method for health-care food mainly using the medicinal material of SANSUYU
Inventor: KIM YONG SHIK
IPC: A23L33/00
Filed: 2000-12-14
Abstract: PURPOSE: Provided is a method for manufacturing a health food using Macrocarpium officinale that is extremely high in effective substances due to its excellent extraction efficiency. CONSTITUTION: The method comprises the steps of: putting 49wt.% of Macrocarpium officinale removed in seed, 46wt.% of dried fruit of the Chinese matrimony vine and 5wt.% of Rubi Fructus into an ultrasonic extractor; extracting the essence under a pressure of 2kg/cm¬2 and at a temperature of 120deg.C by using steam heat; filtering the extract; vacuum-concentrating the filtered extract at 50-60deg.C; concentrating the vacuum-concentrated extract to 65°Bx or more and making pills in an automatic pilling maker; drying the pills at an internal temperature of 70deg.C for over 12hours in a dryer of heat circulation method; and sorting the pills using a sieve and packaging in a fixed quantity.
Patent KR-20020054412-A (KR)
Title: Oilling apparatus of steel strip in sector
Inventor: CHO YEONG GI
IPC: B21B39/00
Filed: 2000-12-28
Abstract: PURPOSE: A reoiling apparatus per positions of a steel strip is provided to automatically measure oil coating amount and accurately control oiling amounts per desired regions when performing reoiling due to retreatment of the surface of the strip and controlling of oiling amount. CONSTITUTION: The reoiling apparatus per positions of a steel strip comprises a support frame(10) equipped with a pair of rails(11,11') at upper and lower parts of a passage through which a strip(S) passes in such a manner that bases(20,20') are mounted on the upper and lower rails(11,11') and driven by motors(21,21') so that the bases(20,20') are slid in a width direction of the strip(S); a rack(30) which is installed at an upper base(20) and vertically ascended or descended as it is being guided to a guider(31) by driving of a pinion connected to a shaft of a motor(32); an upper detector(40) which is mounted on the lower part of the rack(30) to check oil amount coated on the upper surface of the strip; a lower detector(40') which is installed at a lower base(20') and vertically moved by movements of a cylinder(50) to check oil amount coated on the lower surface of the strip; sensors(60,60') which are installed at one side of the upper and lower detectors(40,40') to sense up and down action ranges of the upper and lower detectors(40,40'); and sensors(70,70') which are installed at both ends of the upper and lower rails(11,11') to recognize positions of the upper and lower bases(20,20').
Patent KR-20020055069-A (KR)
Title: a power window system for vehicles
Inventor: CHOI GWANG OK
IPC: E05F15/16
Filed: 2000-12-28
Abstract: PURPOSE: A power window system in vehicle is provided, which can open and close window glass to exact position by just one operation, so it is designed to improve the stability and convenience. CONSTITUTION: The power window system comprises a monitor part(5) of touch screen in front-pillar(4), controller(6) generating motor actuating signal by inputting positioning signal from such a monitor(5), and motor(7) lifting door glass by inputting actuating signal from such controller(6).
Patent KR-20010021947-A (KR)
IPC: A61P3/10
Filed: 1998-07-16
Abstract: 당뇨병 및 당뇨병과 관련된 질환의 치료를 요하는 포유동물에게 제약학적으로 허용되는 무독성 유효량의 인슐린 증감제 (sensitiser), 인슐린 분비촉진제 (secretagogue) 및 비구아니드 (biguanide) 항과혈당제를 투여하는 것을 포함하는, 상기 포유동물의 당뇨병 및 당뇨병과 관련된 질환의 치료 방법; 및 이러한 치료 방법에 사용하기 위한 조성물을 제공한다.
Patent KR-20010040883-A (KR)
Title: 진공 이젝터 펌프
IPC: F04F5/22
Filed: 1999-03-12
Abstract: 일련으로 조립된 2개 이상의 노즐 (2,3,4,5) 을 포함하고, 이들 노즐을 통해 고속으로 공급된 공기류는 외부의 포위 공간 (v,v') 에서 부압을 발생시키는데 이용되며, 상기 포위 공간은 흐름 소통부 (10) 를 통해서 상기 노즐들 사이의 하나 이상의 슬롯 (7,8,9) 과 소통하도록 되어 있는 이젝터 (1) 에 있어서, 상기 노즐들은 함께 결합하여 일체화된 노즐 본체 (1) 로 조립되며, 이 일체화된 노즐 본체는, 외부 포위 공간과 대기간에 소정의 소망하는 압력차가 달성된 때에, 포위 외부 공간과의 흐름 소통부 (10) 를 커버하도록 상기 노즐 본체에 일체적으로 설치되는 하나 이상의 가요성 밸브부재 (11) 를 갖는다.
Patent KR-20010041962-A (KR)
Title: 구리 기판에 유용한 화학 기계적 연마용 슬러리
IPC: C09K3/14
Filed: 1999-03-18
Abstract: 본 발명은 산화제, 착화제, 연마제 및 임의의 계면활성제를 포함하는 화학 기계적 연마용 슬러리, 이 화학 기계적 연마용 슬러리를 사용하여 구리 합금, 티타늄, 질화티타늄, 탄탈륨 및 질화탄탈륨 함유층을 기판으로부터 제거하는 방법에 관한 것이다.  이 슬러리는 별도의 피막 형성제를 함유하지 않는다.