baber/WOPTO huggingface dataset:
Patent KR-20030072685-A (KR)
Title: Double compressor having planetary rotors
Inventor: CHO BONG HYUN
IPC: F04C18/10
Filed: 2002-03-06
Abstract: PURPOSE: A double compressor with a planetary rotor is provided to allow high efficiency compression. CONSTITUTION: A compressor includes a housing; a first rotor(50) supported by a metal bearing(21) in the housing; a planetary rotor(60) eccentrically installed in the first rotor, having a first suction chamber(80) and a first compression chamber(81), both of which are placed between the first rotor and the planetary rotor, and having an inner circumference formed as a trochoidal curved surface; a plurality of first vanes(62) installed on a periphery of the planetary rotor to allow gas to be primarily compressed in the first compression chamber as the planetary rotor rotates on an inner circumference of the first rotor; a second rotor(70) installed in the planetary rotor coaxially with the first rotor, and having a trochoidal curved surface engaged with the trochoidal curved surface of the planetary rotor to form a second suction chamber(90) to which gas having passed the first compression chamber is introduced, and a second compression chamber(91) in which gas introduced into the first suction chamber is compressed, both of which are formed between the second rotor and the planetary rotor; a second vane(72) installed on an end of a periphery of the second rotor to secondarily compress gas in the second compression chamber and discharge through a discharge channel of the housing; and a rotary axis(12) fixed on a center of the second rotor to eccentrically rotate the second rotor.
Patent KR-20020072501-A (KR)
Inventor: KOMATSU TOSHIO
IPC: G03C1/66
Filed: 2002-03-06
Abstract: PURPOSE: Provided is a photosensitive composition which, while retaining resolution comparable with the conventional dichromate-containing photosensitive compositions, has excellent sensitivity, enables the time of exposure to be shortened and the exposure of high-energy radiation to be decreased, and permits improvement in the productivity of a product. CONSTITUTION: The photosensitive composition comprises (A) at least one sensitizer selected from the group consisting of dichromates and chromates; (B) a water-soluble high-molecular substance; (C) at least one sensitivity improver selected from the group consisting of polyhydric alcohols and ethers; and (D) water. The at least one sensitivity improver (C) is contained in a proportion of from 5 to 40 parts by weight per 100 parts by weight of the water-soluble high-molecular substance. The water-soluble high molecular substance (B) is at least one substance selected from the group consisting of casein, polyvinyl alcohol, gelatin and fish glue.
Patent KR-20030074960-A (KR)
Title: Water-cooled a converter for high-frequency heating device
Inventor: SEO JUNG SOO
IPC: H01F38/28
Filed: 2002-03-15
Abstract: PURPOSE: A water-cooled current transformer for high-frequency heater is provided to improve the efficiency of work and the productivity by operating the high-frequency heater as much as a desired period. CONSTITUTION: A water-cooled current transformer for high-frequency heater includes a cooling water circulation portion(240), a cooling water circulation connection portion(242), and a copper tube(241). The cooling water circulation portion(240) includes a pumping portion to circulate the cooling water. The cooling water circulation connection portion(242) is connected to a wiring coil of a transformer(220) and a cooling water circulation tube(243) of the cooling water circulation portion(240) by means of the copper tube(241). The cooling water circulation tube(243) of the cooling water circulation portion(240) is formed with a nonconductor.
Patent KR-20030075457-A (KR)
Title: The preparation of low molecular weight polyethylene wax particle by emulsion crystallization
Inventor: KIM CHEOL UNG
IPC: C08F6/12
Filed: 2002-03-19
Abstract: PURPOSE: A method for preparing a spherical low molecular weight polyethylene wax is provided, to simplify the reaction and to reduce the cost by using no polymerization catalyst and employing no pulverizing or separating process. CONSTITUTION: The method comprises the steps of heating a low molecular weight polyethylene wax at a temperature above a melting point to evaporate the unreacted oil component contained in the wax and to remove the deposited ash; dissolving the low molecular weight polyethylene wax in a good solvent to prepare a transparent homogeneous solution; heating a non-solvent having no dissolving power to the low molecular weight polyethylene wax, at a temperature above a melting point of the low molecular weight polyethylene wax; mixing the homogeneous solution and the non-solvent; cooling the obtained mixture to a temperature below the crystallization temperature of the low molecular weight polyethylene wax to prepare an emulsion by emulsion crystallization; and filtering the emulsion to obtain a spherical low molecular weight polyethylene wax, washing the spherical low molecular weight polyethylene wax with a solvent to remove the good solvent and non-solvent contained in the wax and drying the spherical low molecular weight polyethylene wax. Preferably the good solvent is a linear alkanol; and the non-solvent is a divalent alcohol or a polyol.
Patent KR-20030076763-A (KR)
Title: Gain flattening filter and gain flattened optical fiber amplifier using it
Inventor: HWANG SEONG TAEK
IPC: H01S3/10
Filed: 2002-03-21
Abstract: PURPOSE: A gain smoothing fiber and a gain-smoothed optical fiber amplifier using the gain smoothing filter are provided to reduce the volume and the manufacturing cost by mounting plural thin film filters within a housing. CONSTITUTION: A housing(510) is provided with a hole therein. A first ferrule(520) is inserted into a side of the housing(510) and mounts with an input optical fiber through the hole formed within the housing(510). A second ferrule(570) is inserted into another side of the housing(510) and mounts with an output optical fiber through the hole within the housing(510). Plural thin film filters(540,550) are provided between the first and second ferrules(520,570) and have pre-set loss curves. A first lens(530) is provided between the first ferrule(520) and the plural thin film filters(540,550) and collimates light emitted through an end of the input optical fiber. A second lens(560) is provided between the plural thin film filters(540,550) and the second ferrule(570) and focuses the light transmitted through the plural thin film filters(540,550).
Patent KR-20020048324-A (KR)
Inventor: KWON O SEOL
IPC: C10G9/42
Filed: 2002-03-28
Abstract: PURPOSE: A system for treating waste synthetic resin or other waste synthetic resin and producing combustible gas therefrom is provided which can recycle waste material into fuel gas for use in a self-heat source. Also the gas can be widely used in industrial field, agricultural field or the like. CONSTITUTION: Waste synthetic resin generated during the production of petrochemicals or other waste synthetic resin is introduced into a liquefying tank(10), and an LPG burner(25) constructed at a heating drum(20) is operated to liquefy the waste synthetic resin by heating heat medium in a heat medium circulation pipe(30) at the same time. By a separate liquid supply pump(40), it moves and then it is instantly burned by the injection nozzle(23) of a gas generator(22) formed separately at the outer end of the heating drum to simultaneously evaporate and generate good quality gas, the gas is supplied continuously to a gas burner(24) through a separate gas circulation pipe(32) to be used as a self-heat source.
Patent KR-20030079169-A (KR)
Title: Heat exchanger assembly having heat pipe
Inventor: BYUN SANG CHEOL
IPC: F28F9/00
Filed: 2002-04-02
Abstract: PURPOSE: A heat exchanger assembly is provided to improve super-cooling performance of a receiver drier. CONSTITUTION: An assembly includes a heat exchanger(100) including a pair of header pipes(110,120) installed to be parallel to and separated from each other and having both ends closed, and a heat exchange core part(130) having a plurality of flat tubes(131) installed between the header tubes to be parallel to and separated from each other and radiating fins(136) interposed between the flat tubes; a receiver drier(150) connected to one of the header pipes to super-cool first heat exchange medium; and a heat exchange supporting unit(200) comprising a plurality of heat pipes(210) filled with second heat exchange medium, having both ends closed, and arranged in a row, and including a heat receiving part(202) absorbing heat from the receiver drier and a heat radiating part(204) radiating heat to outside air placed on both sides thereof, respectively. The heat receiving part is installed to penetrate the receiver drier. The heat radiating part is installed on one side of the heat exchange core part to be separated. Radiating fins(220) are interposed between the heat pipes of the heat radiating part.
Patent KR-20030081563-A (KR)
Title: An equipment to prevent from taking a photograph by cameras
Inventor: CHO SEONG JAE
IPC: H04B10/00
Filed: 2002-04-11
Abstract: PURPOSE: A device for interfering with taking a picture of an image is provided to emit an interfering light pulse without using a wireless receiving module, and to prevent an image from being taken by a camera, thereby supplying the image that a user cannot see properly on a monitor. CONSTITUTION: An optical signal generator generating an optical pulse transmits the optical pulse changing at high speed with short width, preventing an image from being taken on a monitor even though a camera built-in cellular phone and a video camera take a picture of the image. A high voltage generating circuit(103) generates a high voltage. A digital circuit or a processor(101) generates a pulse signal. A high voltage switching circuit(102) switches the high voltage by the pulse signal. A light emitting element(104) transmits an optical pulse according to a pulse voltage outputted from the high voltage switching circuit(102).
Patent KR-20030083840-A (KR)
Title: Apparatus for setting ID of PCI card
Inventor: CHUN MU CHEOL
IPC: G06F13/10
Filed: 2002-04-22
Abstract: PURPOSE: A device and method for setting a PCI(Peripheral Component Interconnect) card ID is provided to check a card ID in a system automatically for using an application program when an ID of each board is set in the case that many PCI cards of the same kind are mounted and used. CONSTITUTION: A PCI computer system requests a PCI card ID for rearranging a memory allocation order in accordance with an ID order of a card in an application program. When a PCI card ID is requested from the PCI computer system, a PCI control unit(1) outputs a reading command from a local processor(2). The local processor(2) reads a PCI card ID stored in a buffer in accordance with a command of the PCI control unit(1) and transmits the PCI card ID to the PCI control unit(1). A buffer(3) stores information with respect to the PCI card ID requested in the local processor(2). A switching unit(4) is turned on/off by an operator for setting the PCI card ID being stored in the buffer.
Patent KR-20020086302-A (KR)
Title: Semiconductor device
Inventor: KITAMURA AKIO
IPC: H01L29/10
Filed: 2002-05-11
Abstract: PURPOSE: A semiconductor device is provided which facilitates providing a lateral trench-type MOSFET exhibiting a high breakdown voltage of 200 V or higher and preventing the manufacturing steps thereof from greatly increasing. CONSTITUTION: A semiconductor device includes a plurality of unit devices formed in a Si substrate(1), each of the unit devices including a trench, the side face thereof being extended at any angle from 30 degrees of angle to 90 degrees of angle with the substrate surface; an offset drain region surrounding the side face and the bottom face of the trench; an insulator filling the trench; a gate electrode(10) extended onto the trench; a source electrode(12); and a drain electrode(13); the source electrode and the drain electrode being extended above the trench.
Patent KR-20020088378-A (KR)
Inventor: KONNO TARO
IPC: H04N7/16
Filed: 2002-05-16
Abstract: PURPOSE: A high-efficiency encoding method and device, sub information adding method and device, an encoded data transmission method and device, and a recording medium for recording encoded data are provided to embed sub information into an excess bit portion of an encoded data without arranging an area dedicated to the attachment of sub information to the encoded data. CONSTITUTION: A high-efficiency encoding method and device(120), sub information adding method and device, an encoded data transmission method and device, a recording medium for recording encoded data, a data distribution system, a terminal device, and a distribution center device supply a variety of services by identifying destinations downloading input digital signals by using at least one identifier for identifying a generator of input digital signals, a business entity identifier for identifying a business entity distributing input digital signals, another identifier for identifying input digital signals, a
Patent KR-20030089204-A (KR)
Title: Liquid Crystal Display and Method of Fabricating the same
Inventor: JUN JAE HONG
IPC: G02F1/1362
Filed: 2002-05-17
Abstract: PURPOSE: A liquid crystal display and a method for manufacturing the same are provided to form spacers having regular length and width by forming the spacers on regular holes, thereby easily forming the spacers. CONSTITUTION: Thin film transistors are formed at crossing parts of gate lines and data lines on a substrate(90). A passivation film is formed on a front surface of the substrate to cover the thin film transistors. Pixel electrodes(78) are formed on the passivation film and are electrically connected with the thin film transistors by passing through the passivation film. Holes(81) are formed by patterning the pixel electrodes overlapped with a front end gate line(60a) on the passivation film. Spacers(80) are jetted in the holes by an ink-jet dispensing method.
Patent KR-20030089317-A (KR)
Inventor: KIM YONG HWAN
IPC: H02M3/07
Filed: 2002-05-17
Abstract: PURPOSE: A boost circuit is provided, which improves operation characteristics and reliability of the circuit, by generating a stable and constant pumping voltage by supplying a constant precharge voltage without regard to a power supply voltage to a capacitor. CONSTITUTION: A pumping capacitor(C301) is connected between the first node and the second node. A precharge unit(310) applies a precharge voltage of the pumping capacitor to the first and the second node according to an inverted pumping signal. A voltage distributor(320) is connected between the first node and a ground voltage terminal. A kick signal generator(330) boosts a voltage of the first node constantly by generating a kick signal to the second node according to a non-inverted pumping signal as comparing a distribution voltage generated in the voltage distributor with a reference voltage. And a boosting unit(400) boosts the power supply voltage to a target voltage according to the non-inverted pumping signal using the voltage of the first node as a positive precharge voltage.
Patent KR-20030090002-A (KR)
Title: Damping device of reciprocating compressor
Inventor: LEE DONG WON
IPC: F04B39/00
Filed: 2002-05-20
Abstract: PURPOSE: An apparatus for damping of a reciprocating compressor is provided to prevent a moving mass from colliding against a hermetic container due to abnormal vibration of the moving mass generated during working of the compressor, and outside vibration generated during movement and transportation of the compressor. CONSTITUTION: An apparatus comprises a hermetic container(110); a moving mass(120) placed in the hermetic container to introduce, compress and discharge refrigerant; a supporting part(130) elastically supporting the moving mass; and a shock absorbing part(140) preventing the moving pass from colliding against the hermetic container. The supporting part comprises a plurality of supporting springs(131) coupled and fixed to the moving mass and an inside of the hermetic container corresponding with the moving mass. The shock absorbing part comprises elastic members(141) having ends fixed to both sides of the moving mass to prevent the moving mass elastically supported by the inside of the hermetic container by the supporting part from colliding against the hermetic container.
Patent KR-20030092248-A (KR)
Title: Air-cooler
Inventor: KIM JUNG HOON
IPC: F24F5/00
Filed: 2002-05-29
Abstract: PURPOSE: An ice storage cooling apparatus is provided to minimize limit concerning installation space, and to improve energy efficiency. CONSTITUTION: An apparatus includes a condensing unit(10) in which refrigerant repeats liquefaction and evaporation using a compressor and a condenser; an ice making machine(20) absorbing gaseous refrigerant from the condensing unit to make ice; an accumulator(30) storing ice made in the ice making machine; and a heat exchanger(40) receiving circulation water(31) flowing out of the accumulator to allow the circulation water to exchange heat with coolant flowing out of an indoor unit(50), all of which are placed in a casing(60). The casing comprises an accumulator casing containing the accumulator; and a main casing containing all the components but the accumulator. The ice making machine is a slurry type ice making machine supplying slurry type ice. Alternatively, the heat exchanger is replaced by a three-way valve to reduce manufacturing cost. An expansion tank(70) is optionally included to be built in the casing, and damp flow of the circulation water introduced from the outside of the casing and exchanging heat with the heat exchanger.
Patent KR-20030023463-A (KR)
Title: Positive-type photoresist composition
Inventor: KODAMA KUNIHIKO
IPC: G03F7/004
Filed: 2002-06-28
Abstract: PURPOSE: To provide a chemical amplification type positive type photoresist composition excellent in various characteristics such as resolving power, margin for exposure, edge roughness of a pattern and density dependence. CONSTITUTION: The positive type photoresist composition contains (A) at least two photo-acid generators which are selected from sulfonates in which each of cationic moieties comprises iodonium or sulfonium and each of anionic moieties comprises an anion of the formula RFSO3¬- (where RF is a 1-20C fluorine substituted alkyl group), have a difference between the numbers of carbon atoms in the groups RF of the anionic moieties in the range of 2-15 and generate acids when irradiated with active light or radiation and (B) a resin which contains specified repeating units and is decomposed by the action of the acids to increase its alkali solubility.
Patent KR-20040002067-A (KR)
Inventor: PARK SEONG HO
IPC: A47L9/00
Filed: 2002-06-29
Abstract: PURPOSE: A motor case for a vacuum cleaner is provided to vary the size of the motor case and to contain various motors by forming a bellow member at the outer circumference of the motor case. CONSTITUTION: In a motor case(60) containing a fan motor assembly(5) generating suction force, a bellows member(61) is integrally formed at the outer circumference of the motor case so that the motor case is flexible. The bellow member is made with materials different from the motor case.
Patent KR-20030005070-A (KR)
Title: Transmitting and receiving method of data in mobile communication system
Inventor: BAE BEOM SIK
IPC: H04W28/00
Filed: 2002-07-08
Abstract: PURPOSE: A method for transmitting and receiving data in a mobile communication system are provided to dynamically control an initially transmitted data block for smoothly transmitting the data block when retransmitting the data block in a high speed mobile communication system. CONSTITUTION: A base station confirms the state of a transmission buffer transmitted to a terminal which transmits data rate information(304). The base station composes a logical EP(Encoder Packet)(306). The base station checks whether it is possible to transmit the entire size of the logical EP at a current data rate(308). If it is possible to transmit the entire size of the logical EP at the current data rate, the base station checks whether the current logical EP is 3840 bits(312). If the current logical EP is 3840 bits, the base station checks whether the current logical EP is the first logical EP set(rate set 1)(314). If the current logical EP is the first logical EP set(rate set 1), the base station composes the logical EPs as the first logical EP set(rate set 1)(316). If the current logical EP is the second logical EP set(rate set 2), the base station composes the logical EPs as the second logical EP set(rate set 2)(318). If the logical EPs are composed, the base station composes one PLP(Physical Layer Packet) using two logical EPs(320), and transmits the PLP(328).
Patent KR-20040007910-A (KR)
Title: Manufacturing Method of heating gray mullet in boiling water as a health food
Inventor: YANG WOO JIN
IPC: A23L17/00
Filed: 2002-07-11
Abstract: PURPOSE: A method for producing a health supplementary food by slowly heating a mullet with Zizyphi Fructus, Zingiberis Rhizoma and Glycyrrhizae Radix is provided. The food is free from a fishy smell and effective for the improvement of the human health. CONSTITUTION: In a method for producing a health supplementary food, 16kg of mullets are heated with a suitable amount of Zizyphi Fructus, Zingiberis Rhizoma and Glycyrrhizae Radix for about 17hr in a pressure cooker to give an extract. And then oil floated on the surface of the extract is removed.
Patent KR-20040007164-A (KR)
Title: Pait-net
Inventor: KIM YONG SEOK
IPC: G06F17/30
Filed: 2002-07-16
Abstract: PURPOSE: A method for executing search through a CD/DVD(Digital Versatile Disk) title web is provided to easily operate a CD/DVD title at a school of each level or a library by using the method for managing, searching, and executing the CD/DVD data based on a CD-Net. CONSTITUTION: A computer(4) is capable of communicating with the Internet. An environment for executing the CD/DVD title is set up by installing software(3). A web development tool such as the PHP(PHP Hypertext Preprocessor) and the ASP(Active Server Pages) is installed to the computer. A database program(5) for managing a database is installed and a table is set.
Patent KR-20040008451-A (KR)
Title: Method for manufacturing a transistor
Inventor: YOO GYEONG DONG
IPC: H01L21/335
Filed: 2002-07-18
Abstract: PURPOSE: A method for manufacturing a transistor is provided to be capable of increasing the punch-through voltage of the transistor regardless of the impurity concentration of a channel. CONSTITUTION: Forming a dummy pattern having a nitride spacer(35) at the upper portion of a channel region of a semiconductor substrate(31), the first epitaxial layer(37) is grown at the predetermined upper portion of the resultant structure. An oxide spacer(39) is formed at the lateral portion of the nitride spacer. After the second epitaxial layer is formed on the entire surface of the resultant structure, a gate electrode(47) having a gate isolating layer(45) is formed at the predetermined upper portion of the second epitaxial layer. Then, a source/drain region(49) is formed at both sides of the gate electrode at the upper portion of the first epitaxial layer.