baber/WOPTO huggingface dataset:
Patent KR-20030064017-A (KR)
Inventor: LEE JONG WAN
IPC: F16H3/00
Filed: 2002-01-25
Abstract: PURPOSE: A wide range continuously variable transmission is provided to enlarge a speed change range by serially connecting two planetary gears, to supply the torque as high as the inverse number of a speed rate, and to change speed in a wide range. CONSTITUTION: A wide range continuously variable transmission comprises a continuously variable transmission unit(10), a first gear(18) and a first clutch(24) installed in a drive shaft(12) of the continuously variable transmission unit, a first planetary gear device(28) prepared in a driven shaft(14), and a second planetary gear device(115) connected with the first planetary gear. The output shaft of the first planetary gear device is an output shaft(119) for connecting the first planetary gear device with the second planetary gear device.
Patent KR-20030066218-A (KR)
Title: chuck have matching box fixing apparatus
Inventor: JUN CHANG YEOP
IPC: H01J37/32
Filed: 2002-02-05
Abstract: PURPOSE: A chuck having a matching box fixing apparatus is provided to minimize a transmitting path of RF power and obtain the high efficiency by installing a matching box fixing unit to a chuck. CONSTITUTION: A chuck having a matching box fixing apparatus includes a chamber, an RF power supply unit(176), a matching unit, and a matching box(174). The chamber is used for defining an airtight reaction region. The RF power supply unit is used for outputting the RF power. The matching unit is used for matching the RF power. The RF electrode connected to the matching unit is mounted in the inside of a chuck(130). The chuck includes one end inserted into the airtight reaction region and the other end. A matching box fixing portion(200) is installed at the other end of the chuck in order to fix the matching box to the other end of the chuck.
Patent KR-20030072802-A (KR)
Title: Dynamometer for Performance Evaluation of the Linear Motor
Inventor: CHO MYEONG SU
IPC: G01L3/22
Filed: 2002-03-06
Abstract: PURPOSE: A dynamometer is provided to precisely and easily evaluate the performance of a linear motor by minimizing parameters harmful for the performance evaluation of the linear motor. CONSTITUTION: A rod extension part(125) is coupled to a linear motor(114) through a coupling(122). An MR variable load device(105) receives driving force of the linear motor(114) through the rod extension part(125). A microprocessor(108) is provided to calculate required intensity of load. A digital signal of load calculated by the microprocessor(108) is converted into an analog signal by means of a D/A converter(107). A current amplifier(106) applies the analog signal to the MR variable load device(105). A displacement measuring sensor(112) is provided to detect displacement or accelerator at an output terminal of the linear motor(114). A signal processor(113) processes signals detected by the displacement measuring sensor(112).
Patent KR-20030073179-A (KR)
Title: Apparatus for decoding bar codes
Inventor: CHOI SEONG OK
IPC: G06K7/10
Filed: 2002-03-08
Abstract: PURPOSE: A device for reading a bar code is provided to read many two-dimensional bar codes rapidly and exactly. CONSTITUTION: A pair of photographing tools(11,12) are controlled by a control unit(20) and photograph an image of the circumference of a bar code(B) of an article(T). A pair of angle adjusting tools(31,32) are operated and controlled by the control unit(20) and control a photographing angle of the photographing tools(11,12). A distance sensor(40) senses the article(T) to be photographed, measures a distance with the article(T), and transmits the measured distance to the control unit(20). The control unit(20) receives an output signal from the distance sensor(40), controls operations of the photographing tools(11,12) and the angle adjusting tools(31,32). The control unit(20) converts analogue image data into digital image data, and overlaps image of the data. The control unit(20) compares and calculates information of pixels corresponded to the bar code(B) and reads the bar code(B).
Patent KR-20030078969-A (KR)
Title: Regeneration apparatus for waste powder activated carbon and method thereof
Inventor: KIM SU JIN
IPC: C01B31/08
Filed: 2002-03-12
Abstract: PURPOSE: An apparatus and a method for regenerating waste powdered activated carbon through heat treatment of the waste powdered activated carbon under the proper temperature, time and pressure conditions are provided. CONSTITUTION: In a method for regenerating waste powdered activated carbon using a waste powdered activated carbon regenerating apparatus comprising refractory material layer(20) for maintaining constant temperature installed at the inner side of heat insulating material(10) of the regenerating apparatus(60), crucible(30) formed at the inner side of the refractory material layer(20), and the waste powdered activated carbon(40) is contained therein, and thermocouple(50) installed on the crucible(30) to maintain controlling of temperature, the method for regenerating waste powdered activated carbon is characterized in that heat treatment process is performed under the conditions that reaction temperature inside the crucible is 450 to 600 deg.C, reaction time is 20 to 60 minutes, and pressure is the atmospheric pressure.
Patent KR-20020073269-A (KR)
Inventor: WATANABE HIDEAKI
IPC: F16F15/30
Filed: 2002-03-12
Abstract: PURPOSE: To provide a torsional damper assuring good weldability and high-frequency hardenability without subjecting the work to a post-heat treatment and allowing a reduction of the number of component parts used, suppression of the manufacturing costs, and easiness in the installing operation on a crank shaft. CONSTITUTION: The torsional damper is composed of a cylindrical boss made of metal furnished with a hole for installation on the crank shaft of an internal combustion engine, a hub part consisting of a rim part formed concentrically at the periphery of the boss part and a mounting part and a mounting part for mounting the rim part on the boss part in which the two are formed in a single piece structure through a sheet metal processing or cold forging, a mass in cylindrical shape arranged concentrically with the rim part, and a cylindrical resilient piece installed between the rim part and the mass fast in a single piece structure, and is structured so that the mounting part is welded to the end face of the boss part, wherein the metal material of the hub part has a carbon equivalent(Ceq) of 0.5% or less while the metal material of the boss part has a carbon equivalent(Ceq) of 0.5% or less and a carbon content of 0.2% or more, and the part contacting with the oil seal part is subjected to induction hardening.
Patent KR-20030073540-A (KR)
Title: Decision method for optimum recording power of optical recording and reading apparatus
Inventor: LEE UNG YONG
IPC: G11B7/1263
Filed: 2002-03-12
Abstract: PURPOSE: A method for determining an optical recording power of an optical recorder is provided to determine an optimum recording power by the result of OPC carried out by the predetermined number of times after carrying out recording test by a predetermined sections of each ATIP(Absolute Time In Pregroove) of an OPC area. CONSTITUTION: A method for determining an optical recording power of an optical recorder includes the steps of dividing each section into several parts for an OPC area of the entire sections, carrying out the recording test for the divided parts in a direction to increase or decrease the power per the part(S103), and setting an average value of the plurality of OPC results as the optimum recording power if the difference among the plurality of OPC results is in a predetermined value range(S104-S110).
Patent KR-20030073686-A (KR)
Title: Feature-based robust image watermarking scheme using bispectral invariants
Inventor: BAEK YUN JU
IPC: H04N21/83
Filed: 2002-03-12
Abstract: PURPOSE: A characteristic-based strong image watermark algorithm using invariance of bispectrum is provided to use a bispectrum vector as a watermark, so that the watermark has solidarity in the case of applying RST(Rotation, Scale, Translation). CONSTITUTION: Two-dimensional fast fourier transform is calculated to an original image before mapping the original image on polar coordinates(S1-S2). Phase components are corrected to shape features by using strength parameters for making one feature vector(S3). A key is used to select projection for embedding(S4). The original image mapped on the polar coordinates are mapped on cartesian coordinates by using an inverse FFT(Fast Fourier Transform) to obtain a bispectrum vector(S5). The bispectrum vector is used as a watermark(S6-S8).
Patent KR-20030075024-A (KR)
Title: Air bag door structure for assistant seat
Inventor: OH CHANG JIN
IPC: B60R21/205
Filed: 2002-03-15
Abstract: PURPOSE: Structure of a door of an air bag in a front passenger seat is provided to improve the commercial value of a vehicle by enhancing the safety of a passenger in a front passenger seat. CONSTITUTION: A housing(10) embeds an air bag(11) in an open space(12). An air bag door(20) covers the housing. A mounting bracket(30) fixed on the inner face of the air bag door has a hinge part and an extension(32). A support bracket(40) is connected with the extension of the mounting bracket and fixed in the housing to support the housing. An air bag door support bracket(50) fixed on the inner face of an instrument panel(1) has a protruded piece(51) supporting the incised portion of the air bag door.
Patent KR-20030078498-A (KR)
Title: Paint Composition for shielding or absorbing electromagnetic waves or providing metal or magnetic property and method for producing the composition
Inventor: KIM HONG MUL
IPC: C09D5/24
Filed: 2002-03-30
Abstract: PURPOSE: A metal magnetic composition and its preparation method are provided, to absorb and screen the electromagnetic wave by coating the composition on the surface of an electronic device. CONSTITUTION: The metal magnetic composition comprises 30-95 wt% of metal magnetic powder with a particle size of 0.03-100 micrometers; and 5-70 wt% of a binder resin. Preferably the metal magnetic powder is at least one selected from the group consisting of Sr-ferrite, Ba-ferrite, Mn-Zn-ferrite, Mg-Zn-ferrite, Ni-Zn-ferrite, permalloy, supermalloy, sendust, Fe, Cu, Ni, Al, NdFeB alloy, AlNiCo alloy and SmCo alloy; and the binder resin is at least one liquid resin selected from the group consisting of an acryl resin, a polyurethane resin, a polyester resin, an alkyd resin, a fluorinated resin, a silicone resin, a polycarbonate resin, a polyamide resin, an aldehyde resin and a poly(vinyl alcohol) resin.
Patent KR-20030079014-A (KR)
Title: An apparatus for interchanging a grinding stone of a roll grinding machine
Inventor: PARK SUN TAE
IPC: B24B45/00
Filed: 2002-04-01
Abstract: PURPOSE: A grindstone exchanging device is provided to improve the efficiency of a roll grinder by simply exchanging a grindstone. CONSTITUTION: A grindstone fixing unit(40) includes a hydraulic cylinder installed within a spindle, a plurality of elastic fixing members(46) for fixing a grindstone(30) detachably, and a limit switch installed at a spindle body(22) and detecting the abrasion degree of the grindstone. A grindstone treating unit(60) includes a cylinder(66) fixed to a movable plate, and a support bar installed at the cylinder and supporting the grindstone.
Patent KR-20020039283-A (KR)
Inventor: SEO HUI DONG
IPC: C02F9/14
Filed: 2002-04-06
Abstract: PURPOSE: An excrement disposal system is provided to pre-treat excrement for minimize loading of biological and advanced treatment. Therefore biological and advanced treatment processes are operated without dilution water. CONSTITUTION: Adulterated matter and grit of excrement is removed by a screen(2) and a grit chamber(3). And excrement is flowed a reservoir(6). In the reservoir(6), organics is transformed into humus soil by decomposing reaction. The decomposing reaction is operated by mixing of activated mineral, organics of excrement, and oxidized water of an oxidation tank. Discharged excrement form the reservoir(6) is passed to a stripping tank(11) for ammonia stripping at pH 12 and over. Continuously neutralization and coagulation are operated in a neutralization/coagulation tank(12)(14). And excrement is dewatered by a vibrating compressor(16) and dewatering system(18). Separated water is passed to biological and advanced treatment processes.
Patent KR-20030083447-A (KR)
Inventor: PARK JEONG GU
IPC: H01L27/108
Filed: 2002-04-23
Abstract: PURPOSE: A method for forming a planar capacitor of a semiconductor device is provided to be capable of reducing the cell size and increasing the capacitance. CONSTITUTION: The first gate oxide layer(54a) is formed on a silicon substrate(51) having an isolation layer(52). After forming a capacitor forming region, the second gate oxide layer(56) is formed. By depositing a polysilicon layer and patterning the polysilicon layer, a gate electrode(57a) of a transistor and an upper electrode(57b) of a capacitor are formed on the resultant structure. Then, the first and second source/drain junction region(60b) are formed in the substrate. A salicide layer(63) is formed on the gate electrode(57a), the upper electrode(57b) and the second source/drain region(60b).
Patent KR-20020083469-A (KR)
Inventor: GOTO HIROSHIGE
IPC: G06K7/10
Filed: 2002-04-26
Abstract: PURPOSE: To provide a optical reader which can improve its read precision and simplify its reading operation and mobile communication equipment provided with the optical reader. CONSTITUTION: The optical reader is equipped with an actuation switch 40 which is provided on a contact surface for a bar code and turned on when the contact surface is brought into contact with the bar code, a light source 21 which enters an operation state when the actuation switch 40 is turned on to irradiate the bar code with light, a solid-state image pickup device which enters an operation state when the actuation switch 40 is turned on and receives the reflected light from the bar code irradiated with the irradiation light from the light source 21 and converts the light into an electric signal, and a signal processor 30 which obtains information of the bar code by analyzing the electric signal obtained by the solid-state image pickup device 23.
Patent KR-20030004021-A (KR)
Title: Backlight using planar hologram for flat display device
Inventor: CHOI HWAN YEONG
IPC: G02F1/13357
Filed: 2002-04-26
Abstract: PURPOSE: An illuminating system for a flat-panel display using display-type hologram is provided to reduce optical loss and improve luminous intensity by installing an optical path conversion device, and to obtain simplified structure having high optical efficiency. CONSTITUTION: A flat-panel display is composed of a light source(61); a light guide plate(63) disposed on a side of the light source; and a display-type hologram layer disposed on a side of the light guide plate. The display-type hologram layer has patterns with latticed spacing and depth, to diffract the light and emit the light at a predetermined angle with the flat surface of the light guide plate. The flat-panel display further has an optical path conversion device(68a) disposed on a side of the light guide plate. The optical path conversion device converts the optical path of light moving on the light guide plate and projecting the light nearing the angle of indicating maximum diffraction efficiency. An illuminating system for a flat-panel display has a reflecting plate(67), reflecting light diffracted from the display-type hologram layer to the light guide plate. Thus, optical efficiency is increased and the structure of the illuminating system is simplified.
Patent KR-20030085988-A (KR)
Title: A Nickel Plate Auto Cutting Unit for Battery
Inventor: SHIN DONG O
IPC: H01M2/00
Filed: 2002-05-03
Abstract: PURPOSE: Provided is an automatic terminal-cutting apparatus for a secondary battery pack, which cuts joint parts of parallel-connected cathode terminals or anode terminals of a cathode terminal plate or an anode terminal plate automatically. CONSTITUTION: The automatic terminal-cutting apparatus(30) contains: a cutting frame(50) equipped with a cathode cutter(52) or an anode cutter(51), which is mounted on a support plate(32) and is guided vertically by a vertical guide device and is operated up and down by an operating device; a moving support plate(45) equipped with a cathode zig support plate(65) or an anode zig support plate(60), which is mounted to the lower part of the cutting frame(50) and is guided parallel by a guide means and is operated front and rear by an operating device, therefore, is moved or withdrawn to the lower side of the cutting frame(50); a zig for cathode terminals or a zig for anode terminals detachably mounted on the cathode zig support plate(65) or the anode zig support plate(60), on which the cathode terminal plate or the anode terminal plate is placed.
Patent KR-20030086881-A (KR)
Title: Band for Color Cathod Ray Tube
Inventor: JUNG JIN SEOP
IPC: H01J29/87
Filed: 2002-05-07
Abstract: PURPOSE: A reinforcement band is provided to prevent a mis-landing of electron beam by minimizing the vertical movement of electron beam. CONSTITUTION: A reinforcement band(120) has a longer side(121) and a shorter side(123) made of different materials. The longer side is made of a material having a low magnetic permeability, and the shorter side is made of a material having a high magnetic permeability. The material of the longer side has the maximum magnetic permeability of 2000(G/0e) or lower, and the material of the shorter side has the maximum magnetic permeability of 2000(G/0e) or higher.
Patent KR-20030087378-A (KR)
Title: Water saving for toilet
Inventor: KIM KWAN
IPC: E03D5/012
Filed: 2002-05-08
Abstract: PURPOSE: A water-saving toilet bowl is provided to remove excretion rapidly and safely with the minimum quantity of water. CONSTITUTION: The water-saving toilet bowl contains a storage tank provided with a drainage lever and an inlet, a bowl containing water through the inlet of the storage tank, a direct drainpipe connected to a drainage hole(114) of the bowl, a drainage valve(120) installed on a drainage way of the direct drainpipe, and a working rod(129) operating the drainage valve(120).
Patent KR-20030088627-A (KR)
Inventor: KIM HYEONG SEOP
IPC: H01L21/76
Filed: 2002-05-14
Abstract: PURPOSE: A shallow trench isolation method is provided to be capable of preventing bad effect of dent formed at top corner portions of an isolation layer. CONSTITUTION: After forming a trench in a semiconductor substrate(100), an isolation layer(200) is filled into the trench. At this time, a dent(250) is formed at top corner portions of the isolation layer(200). A dent filling substance(300) is then deposited on the isolation layer including the dent and filled into the dent by etch-back. The dent filling substance(300) is composed of undoped polysilicon, p+ doped polysilicon, oxide or silicon nitride.
Patent KR-20030090413-A (KR)
Inventor: KIM HYEON
IPC: B60N3/08
Filed: 2002-05-23
Abstract: PURPOSE: A tray of a vehicle is provided to smoothly perform sliding motions of a case body, improve the durability of parts, and sharply reduce the manufacturing cost. CONSTITUTION: A housing(11) with a space part(12) is fixed to a side of the room of a vehicle. A case body(13) is installed in the space part. A return spring(16) is fixed to the rear inner floor of the housing and a rotating bar(17) is rotatably installed to the return spring. A guide rail(110) is installed to one of the rotating bar and the rear of the case body having sliding contact on the rotating bar. A guide projection(120) with a guide groove(121) is disposed to the other corresponding to the guide rail.
Patent KR-20030095806-A (KR)
Title: Solar evaporating process using ocher charcoal kettle
Inventor: PARK SOON JU
IPC: C01D3/08
Filed: 2002-06-14
Abstract: PURPOSE: A method for purifying a bay salt using a loess kiln in which charcoal is baked, is provided to remove the impurities such as heavy metals in the salt and to obtain a high-quality bay salt having soft and good taste. CONSTITUTION: The method for purifying a bay salt comprises the steps of: baking charcoal by carbonizing a wood material in a loess charcoal kiln; removing the charcoal from the heated loess charcoal kiln; cooling the kiln to the inside temperature of about 300-350 deg.C; putting a bay salt contained in a heat resistant metal container such as a pottery into the kiln; sealing the opening of the kiln; and then heating for about 22-24 hours. Particularly, the heat and far infrared rays emitted from the loess kiln in which a charcoal is baked, are used to purify the bay salt.
Patent KR-20030080955-A (KR)
Title: A plate heater type of carbon film
Inventor: LEE GUN KOOK
IPC: H05B3/20
Filed: 2002-06-19
Abstract: PURPOSE: A plane heater including a carbon film is provided to improve a heating function and an electric characteristic of a carbon film by using various conductive electrode members. CONSTITUTION: A plane heater including a carbon film includes a conductive carbon film(10), a film member(101), conductive electrode patterns(102a,102b), a cover, and a sensitive cover. The film member(101) corresponds to a size of the carbon film(10). The film member(101) includes a drawing portion(101a). The conductive electrode patterns(102a,102b) are formed by depositing or coating or printing a conductive material such as copper in a predetermined interval. A heating part is formed with the conductive carbon film(10), the film member(101), and the conductive electrode patterns(102a,102b). The cover is formed on an upper face and a bottom face of the heating part. The sensitive cover is formed on a surface of the cover.
Patent KR-20030003073-A (KR)
Title: Manufacturing method of display panel
Inventor: MATSUOKA HIDEKI
IPC: H05B33/10
Filed: 2002-06-28
Abstract: PURPOSE: To provide a method for manufacturing a display panel, by which sealing of a display substrate with a sealing member and an adhesive can be carried out rapidly and accurately, even when an adhesive having high viscosity is used. CONSTITUTION: The glass substrate 1 for a display panel, on which an organic electroluminescence(EL) element is formed, is sealed by laminating on a sealing glass 4 on which an adhesive 5 is preliminarily applied. Here, the temperature of the nitrogen gas filling a chamber 20 is controlled by a temperature controller 26, so as to control the temperature of the adhesive 5 to regulate the viscosity. The temperature of the adhesive 5 is set to obtain proper viscosity, according to the pressure applied on the laminating faces. The temperature is set in a range which will not cause the EL element to deteriorate.
Patent KR-20030095928-A (KR)
Title: A outdoor chair of heater type
Inventor: CHANG KANG RAE
IPC: A47C7/74
Filed: 2002-07-05
Abstract: PURPOSE: An outdoor chair with a heating function is provided to allow a user to stay out of door even in winter for a long time by effectively keeping out the cold due to its heating function. CONSTITUTION: The outdoor chair comprises a body(5) having a rectangular cross sectional shape, a candle fixation member(6) centrally installed on a candle fixation plate(7), which is horizontally mounted inside the body at a height slightly beyond a half of the overall height of the body, a chair seat holding portion(3) formed at the upper end of the body, onto which a chair seat(2) is seated, and a small air hole(4) just below the holding portion.