baber/WOPTO huggingface dataset:
Patent KR-20030004995-A (KR)
Title: Semiconductor device and method of fabricating the same
Inventor: NAKATA YOJI
IPC: H01L21/768
Filed: 2002-05-03
Abstract: PURPOSE: To provide the manufacturing method of a semiconductor device which is improved so as to improve the reliability of wiring. CONSTITUTION: A plug material 2 is deposited on a semiconductor substrate so as to fill a contact hole 10. By etching back the plug material 2, a plug 3 is formed inside the contact hole 10. The surface of a void part 20 generated in the plug 3 is coated with an insulation film 4. Metal wiring 5 is formed on an interlayer insulation film 1 so as to be in contact with the plug 3.
Patent KR-20030087387-A (KR)
Inventor: LEE JOONG HO
IPC: F16K15/02
Filed: 2002-05-08
Abstract: PURPOSE: A check valve for opening/closing a passage for a hot/cool water purifier is provided to prevent the overpressure of a hot water tank when a temperature sensor is out of order by installing an overpressure preventing unit at a floating unit. CONSTITUTION: A check valve for opening/closing a passage is composed of an upper cap(13), a lower cap(14), a packing(15) installed in the upper cap, and a floating unit(19) moving up/down in the upper and lower caps. An incision unit(19a) is formed at the outer circumference of the floating unit. An overpressure preventing unit is installed at the floating unit, and prevents the overpressure in a hot water tank. The overpressure preventing unit includes an overpressure preventing valve(21) installed at a space(19e) formed at the center of the floating unit. The space is communicated with a water pipe. A cap(23) closes the inlet of the space, and has a plurality of holes(23a).
Patent KR-20020067444-A (KR)
Inventor: JUNG SUNG JOO
IPC: G06F15/02
Filed: 2002-05-09
Abstract: PURPOSE: A self camcorder and camera using a PDA(personal digital assistant) is provided to photograph at the front of desired background without a help of other person in a field regardless of time or place. CONSTITUTION: A user photographs a camera or a camcorder through an LCD of a PDA by wireless. On condition that a photographing device is fixed, a subject stands at the front of a wanted background and senses the position of the background through a position checking satellite system, transmits a signal to the PDA, and the PDA loads the received image on an LCD. The subject displayed on the PDA is adjusted by wireless, a proper position is set, and a photographing button is operated. The received signal is connected to a home PC and the data are stored by storing various computer functions. A satellite position checking system is stored in the photographing device, and an interactive wireless signal is transmitted/received to the PDA thereto. The PDA function is stored in a mobile phone.
Patent KR-20030089756-A (KR)
Title: Forming ternary diffusion barrier and method for fabricating copper metallization
Inventor: YOON DONG SU
IPC: H01L23/532
Filed: 2002-05-18
Abstract: PURPOSE: A method for forming a ternary diffusion barrier layer and a method for forming a copper line using the same are provided to improve diffusion barrier capability of the copper line by using a TiWN layer as a diffusion barrier layer. CONSTITUTION: A titanium target(104) and a tungsten target(105) are mounted in a deposition chamber(100). Mixed gases of argon and nitrogen gas are supplied into the deposition chamber(100). Argon plasma is generated by ionization of argon gas. Thereby, a TiWN layer(108) is deposited on a wafer(102) loaded in the deposition chamber(100). Then, the TiWN layer(108) is densified, and oxygen is filled on the surface of the TiWN layer(108).
Patent KR-20030090869-A (KR)
Title: Method for treating with heat for stability of reflection-prevention layer in metalization process
Inventor: LEE SEON HO
IPC: H01L21/28
Filed: 2002-05-22
Abstract: PURPOSE: A heat treatment method for stabilizing an anti-reflective coating in a process for depositing a metal interconnection is provided to prevent a metal layer from being contaminated by performing a heat treatment process on the anti-reflective coating after the metal layer is deposited while using a degassing chamber of high temperature and high vacuum. CONSTITUTION: A metal layer for a metal interconnection is deposited on a semiconductor substrate(S208). The semiconductor substrate is transferred to the degassing chamber after the metal layer deposition process is completed. A heat treatment process is performed on the semiconductor substrate in the degassing chamber(S210).
Patent KR-20030093386-A (KR)
Title: The light's wharf structure for ship endlong contact
Inventor: YANG WON HOI
IPC: E02B3/20
Filed: 2002-05-29
Abstract: PURPOSE: A structure of a wharf is provided to bring a ship alongside the pier safely. CONSTITUTION: The structure of a wharf(1) for bringing a ship alongside the pier comprises the steps of piling up hollow blocks(10) on the riprap foundation(12) formed on the seabed, then filling up with ripraps(11a), installing projected blocks on a front wall(14) close to seawater of each hollow block(10), forming a diamond-shaped projection(21) to be same as the plane shape of cap concrete(20) placed on the uppermost end of the hollow block(10), the hollow block(10) and the projected block, installing a fender pile(22) made of rubber materials on the projection(21), and fixing a mooring post(23) on the top of the cap concrete(20) to place cap concrete(20) on the uppermost hollow block(10).
Patent KR-20030092299-A (KR)
Title: Torsional damper system of the car
Inventor: LEE HONG U
IPC: F16F7/10
Filed: 2002-05-29
Abstract: PURPOSE: A frequency variable-type torsion damper system of a vehicle is provided to vary torsion frequency over a frequency band of a predetermined range. CONSTITUTION: A frequency variable-type torsion damper system of a vehicle has an axial rotating body(10); a torsion damper(20) geared with the axial rotating body; a varying unit(30) varying voltage and supplying the varied voltage to the torsion damper. In the torsion damper, an electro-conductive damper mass(25) is electrically supported to an inner side(21a) of a housing(21) by a spring(22), and an electromagnet(23), power source of which is supplied from the varying unit, is disposed to the other side(21b) of the housing. The damper mass is moved forward and backward in the radius direction of the rotating body by applying power source to the electromagnet.
Patent KR-20030092595-A (KR)
Title: Game design system and method using GDEBT
Inventor: KIM YUN JONG
Filed: 2002-05-30
Abstract: PURPOSE: A game planning system and method is provided to implement a game system by using a GDEBT(Game Design Element Balancing Tree), and to automatically generate a prototype by using a game design element set. CONSTITUTION: The system comprises a prototype generator(20), a reverse engineering analyzer(30), a game plan assessment module(40), and a game data management module(50). The prototype generator(20) automatically generates a prototype of a game by searching for an existing or current game system stored at a database. The reverse engineering analyzer(30) makes qualitative entertainment elements quantitative, and stores the quantitative data at a database by using the GDEBT. The game plan assessment module(40) assesses the game plan. The game data management module(50) enables a user to search for a game system in a game management database by using a search condition.
Patent KR-20030092792-A (KR)
Title: Joining method of flexible printed circuit board and apparatus for the same
Inventor: SUNG NAK WON
IPC: G02F1/1345
Filed: 2002-05-31
Abstract: PURPOSE: A method for bonding a flexible printed circuit board and an apparatus therefor are provided to divide a fixing step and a position adjusting step of a flexible printed circuit board, thereby preventing a change of a position of the flexible printed circuit board. CONSTITUTION: Cells of a display are secured on a cell securing stand(120) installed on a base(110). Position adjusting stands(130) are installed on the base around the cell securing stand. Branch parts of a flexible printed circuit board to cover the cells are supported around the cells. The position adjusting stands adjust positions of the branch parts of the flexible printed circuit board. A compressing head part is installed over the cell securing stand and compresses a top surface(122) of the cell securing stand to compress the flexible printed circuit board to the cells.
Patent KR-20020093582-A (KR)
Inventor: INADA TAKANORI
IPC: F04C18/16
Filed: 2002-06-05
Abstract: PURPOSE: To provide a vacuum pump having improved reliability during operation by using a motor having a motor rotor to be extremely less heated for permitting safe drive under high temperature conditions. CONSTITUTION: The vacuum pump having a suction port 3 and an exhaust port 4 for performing suction and exhaustion of a gas by synchronously rotating a pair of opposed pump rotors 1 comprises the motor having a stator 13 and the motor rotor 11 for driving the pump rotors 1 and a permanent magnet 17 arranged in an iron core 12 of the motor rotor 11.
Patent KR-20030093852-A (KR)
Title: Disilled water non-spray fire extinguishing system using the nitrogen gas
Inventor: LEE GWANG HO
IPC: A62C31/03
Filed: 2002-06-05
Abstract: PURPOSE: A fire extinguishing system is provided to minimize contamination of environment while maximizing fire extinguishing efficiency thereof, and to prevent corrosion and damage thereto. CONSTITUTION: The fire extinguishing system comprises a control unit(20) adapted to open opening/closing valves(30,30') according to fire detection signals from a sensor(10), first and second nitrogen tanks(40,40') for use in extrusion and transfer of nitrogen gas into a distilled water tank(50) and spray nozzles through the valves. In the distilled water tank are received distilled water and a wetting agent. The spray nozzles are constructed to spray a mixture of the distilled water and nitrogen gas, which are mixed inside the nozzles.
Patent KR-20030094639-A (KR)
Inventor: PARK JAE HYEON
IPC: H02K7/08
Filed: 2002-06-07
Abstract: PURPOSE: A spindle motor is provided to allow for ease of installation of suction magnet and back yoke, while permitting the suction force to be controlled by minimizing leakage flux of the suction magnet. CONSTITUTION: A spindle motor comprises a shaft(201) supported by a metal bearing(202) accommodated in a bearing holder(203); a rotor including a bush(208) mounted on the shaft and a rotor yoke(209) embedded with a driving magnet(205); a stator(204) mounted on the position corresponding to the driving magnet of the rotor so as to generate a rotating magnetic force; a first back yoke(211) coupled to a suction magnet(210) so as to prevent the magnetic force from being leaked from the suction magnet; a second back yoke(212) which is press fit to the shaft; and the suction magnet mounted along the outer surface of the top of the bearing holder, and which applies a suction force to the second back yoke and prevents the rotor yoke from being lifted.
Patent KR-20030022677-A (KR)
Title: Coating Film Transfer Tool And Method For Replacing Coating Film Transfer Tapes
Inventor: NARITA YASUO
IPC: B65H23/16
Filed: 2002-06-14
Abstract: PURPOSE: To provide a coating film transfer implement contributing to the resources saving, the reduction of waste refuse or the like by performing the replacing work of a coating film transfer tape easily by reduced operation and reducing the number of members to be replaced. CONSTITUTION: One of cases formed so as to be divided into at least two members is provided with a head holder 6 revolved in connection with the operation of the case, a supply reel 5 having the coating film transfer tape 22 mounted thereon in a detachable manner, a take-up reel 3 having the used coating film transfer tape wound therearound and a transfer mechanism for operating both of the supply reel and the take-up reel. The other case is provided with the head holder 6 revolved in connection with the operation of the support provided in a main body case, a supply reel having the coating film transfer tape wound around a core mounted thereon in a detachable manner and a transmission mechanism for allowing the supply reel and the take-up reel to cooperate with each other.
Patent KR-20030097444-A (KR)
Title: Input device of korean language in handset and method thereof
Inventor: WEE U SEOK
IPC: H04M1/23
Filed: 2002-06-21
Abstract: PURPOSE: A system and a method for inputting Hangul in a portable phone are provided to easily input letters by applying a keypad having 15 key input buttons to the input of Hangul. CONSTITUTION: A shift input button(200) inputs a control signal to the terminal if it is pushed. The first key input button(201), to which 'giyeok' and 'a' are allocated, inputs 'giyeok' to the terminal if the user pushes it once, inputs 'ssanggiyeok' if it is pushed two times, and inputs 'a' if the user pushes it at the same time with the shift input button(200) once. The second key input button(202), to which 'nieun' and 'ya' are allocated, inputs 'nieun' to the terminal if the user pushes it once, inputs 'ya' if the user pushes it at the same time with the shift input button(200) once, and inputs 'nieun' as a final consonant if the user pushes it at the same time with the shift input button(200) two times. The third key input button(203), to which 'digeut' and 'eo' are allocated, inputs 'digeut' to the terminal if the user pushes it once, inputs 'ssangdigeut' if it is pushed two times, and inputs 'eo' if the user pushes it at the same time with the shift input button(200) once.
Patent KR-20030005006-A (KR)
Title: Automotive infrared irradiation lamp
Inventor: YAGI SEIICHIROU
IPC: F21V11/00
Filed: 2002-07-02
Abstract: PURPOSE: To provide an infrared light irradiation lamp relatively thinning red light emission of a front lens to prevent lighting of the lamp from being misconceived as a tail lamp and a stop lamp, by making a peripheral edge part of the lens emit white light and making slight outgoing of white light from in the vicinity of a lens central part. CONSTITUTION: In this infrared light irradiation lamp, comprising a vessel-shaped lamp body 12, a lens 14 assembled to a front opening part of the lamp body 12 to partition a lamp chamber in cooperation with the lamp body 12, a reflector 16 provided inside the lamp body 12, a light source 18 provided in the forward of the reflector 16, and an infrared light transmissive film 22 reflecting a visible light component of make an infrared light component transmit, an infrared light transmissive film non-formed region 24 is provided in the external periphery of the infrared light transmissive film 22, light source light not transmitting the infrared light transmissive film 22 is guided to a peripheral edge part 14a of the lens, the peripheral edge part 14a in a region emitting red light of the lens 14 emits white light, red light emission is relatively thinned.
Patent KR-20040006123-A (KR)
Title: Polypropylene resin composition
Inventor: JUNG HA SIK
IPC: C08K3/34
Filed: 2002-07-09
Abstract: PURPOSE: Provided is a polypropylene composite resin composition for use in automobile components and electric or electronic components, which has balanced physical properties and anti-scratch property. CONSTITUTION: The polypropylene composite resin composition comprises 50-98 wt% of an ethylene-propylene copolymer containing 10-20 wt% of the copolymerized ethylene monomer, 1-50 wt% of calcium silicate that is surface treated by an aminosilane and 0.05-0.5 wt% of a sorbitol-based crystallization inducer. The composition optionally further comprises an inorganic filler, or a compound selected from a group consisting of a styrene-butadiene rubber, an ethylene-propylene rubber, an ethylene-propylene-diene rubber, an ethylene-alpha-olefin rubber and a silicone resin.
Patent KR-20020067461-A (KR)
Inventor: JEO KUY HO
IPC: A47L23/05
Filed: 2002-07-19
Abstract: PURPOSE: A shoe cleaning member and a storing box therefore are provided to easily and rapidly clean and polish a shoe by adding a handle to the show cleaning member while integrally forming a brush with a cleaning member. CONSTITUTION: A shoe cleaning member(10) includes a brush(12) adapted for brushing dust sticking to the shoe. A cleaning member(14) adapted for polishing the shoe is positioned opposite to the brush(12) so as to shine the shoe. The brush(12) is integrally formed with the cleaning member(14). A user selectively use the brush(12) or the cleaning member(14). A handle(16) having a predetermined length is attached to a center of the shoe cleaning member(10). The user performs the brushing and cleaning works by gripping the handle(16) with a hand.
Patent KR-20030022684-A (KR)
Inventor: PANZ CHRISTIAN
IPC: A01N25/08
Filed: 2002-08-01
Abstract: PURPOSE: A hydrophobic precipitated silica featuring extremely low water absorption, a high level of whiteness, and properties of low thickening in silicone rubber formulations with a high reinforcing action in the silicone vulcanizates is provided. CONSTITUTION: The hydrophobic precipitated silica is characterized by having the following properties: carbon content>3.1%, methanol wettability>60%, reflectance>94%, 1<BET/CTAB ratio<3; DBP absorption<230 g/100 g, BET surface area of 50-110 m¬2/g, CTAB surface area>30 m¬2/g; water vapor absorption at 30 deg.C. and 30% ambient humidity of 1.1±0.2% and humidity water vapor absorption at 30 deg.C. and 70% ambient humidity of 1.4±0.3%, wherein the silica also has a Sears number of <1.6, a pH of 5.0-9.0, a water content <2%, a conductivity <150 μS and a loss on ignition >3%. The process for preparing hydrophobic precipitated silica comprises a step (a) of preparing a mixture of an organopolysiloxane derivative and a precipitated silica; a step (b) of conditioning the mixture at from 10 to 150 deg.C. for a period of from 0.5 to 72 hours; and step (c) of conducting oxidative heat treatment at more than 300 deg.C. with an oxidizing gas.
Patent KR-20040015648-A (KR)
Title: Exposure equipment for manufacturing semiconductor
Inventor: KIM MIN CHEOL
IPC: H01L21/027
Filed: 2002-08-13
Abstract: PURPOSE: Exposure equipment for manufacturing a semiconductor device is provided to be capable of preventing the contamination and scratch of a shutter caused by the heat of a light source and the physical force of the outside. CONSTITUTION: Exposure equipment(100) for manufacturing a semiconductor device is provided with a wafer stage(110) for loading a wafer, a light source(120) for irradiating light to the wafer, and a reticle(140) is installed between the light source and the wafer stage. At this time, the reticle includes a predetermined circuit pattern for transmitting light. The exposure equipment further includes an optic module for guiding the light irradiated from the light source to the wafer, a focusing unit for measuring the best focus of the optic module, and a shutter(130) for reflecting the light of the light source to the focusing unit by selectively blocking the light. Preferably, the shutter is made of double material.
Patent KR-20040022262-A (KR)
Title: Biaxially oriented polyethylenenaphthalate film for a copier belt
Inventor: BAEK HYEONG JUN
IPC: C08J5/18
Filed: 2002-09-03
Abstract: PURPOSE: Provided is a biaxially oriented polyethylene naphthalate film for a copier belt, which comprises two types of inorganic particles and has excellent mechanical properties and dimensional stability even after a long-time use at a high temperature. CONSTITUTION: The biaxially oriented polyethylene naphthalate film for a copier belt comprises 0.01-0.5 wt% of polyester insoluble inorganic particles having an average particle diameter greater than 0.1 microns up to 5 microns and 0.01-3 wt% of polyester insoluble inorganic particles having an average particle diameter ranged from 0.01 to 0.1 microns, and has a thickness ranged from 50 to 150 microns.
Patent KR-20030022087-A (KR)
Title: Valve driving apparatus of internal combustion engine
Inventor: HASHIMOTO EIJI
IPC: F01L9/20
Filed: 2002-09-07
Abstract: PURPOSE: To provide a valve drive device of an internal combustion engine capable of reducing a space for power distribution while eliminating overheating of wiring. CONSTITUTION: The valve drive device 21 of the internal combustion engine has a plurality of electromagnetic actuators 23 fitted to an actuator body 22 to drive a valve element 17 functioning as a suction valve or an exhaust valve. Bus bars, 41, 42 are fitted on the actuator body 22 as the wiring to distribute power to each of the electromagnetic actuators 23. Furthermore, a channel 38 to flow a cooling medium 39 is formed in the actuator body 22, and the bus bars 41, 42 are arranged in the neighborhood of the side of the channel 38 in the actuator body 22.
Patent KR-20020082175-A (KR)
Inventor: KO YOUNG KI
IPC: A47K10/16
Filed: 2002-09-14
Abstract: PURPOSE: A hanger for a toilet roll is provided to improve a utility of narrow space and the convenience of use of the toilet roll by storing several extra toilet rolls. CONSTITUTION: The hanger(2) for a toilet roll constructed to be attached to the wall surface of a bathroom is provided with an extra toilet roll holding stick(1) of I-shaped structure. The extra I-shaped stick serves to effectively store one or more extra toilet rolls in a narrow space by way of precaution against the unintentional falling of the toilet roll in use thereof.
Patent KR-20040031283-A (KR)
Inventor: LEE YEONG HUI
IPC: B23C3/00
Filed: 2002-10-04
Abstract: PURPOSE: A hand router is provided to improve machining efficiency by precisely controlling the space between a workpiece and the working part of a bit. CONSTITUTION: A hand router(100) is composed of a router gun(110), a bit(120) rotatably installed at the end of the router gun, a cap(200) fit into the outside of the bit and coupled to the router gun, and a space control unit(300). The cap has a groove(220) through which the working part of the bit is disclosed. The space control unit is coupled to the outer end of the cap, and controls the space between a workpiece(500) and the working part of the bit.
Patent KR-20040035980-A (KR)
Title: Flame Retardant Thermoplastic Resin Composition
Inventor: JUNG HAN SU
IPC: C08K5/42
Filed: 2002-10-14
Abstract: PURPOSE: Provided is a flame-resistant thermoplastic composition, which has excellent physical properties including flame-resistance, heat resistance and mechanical strength. CONSTITUTION: The flame-resistant thermoplastic composition comprises: 100 parts by weight of a polycarbonate resin; 0.01-1.0 parts by weight of a perfluoroalkane sulfonate salt; and 5-15 parts by eight of a glass fiber. The perfluoroalkane sulfonate salt used as a flame-retardant is selected from the group consisting of a sodium salt or a potassium salt of perfluoromethane sulfonate, perfluoroethane sulfonate, perfluoropropane sulfonate, perfluorobutane sulfonate, perfluoromethylbutane sulfonate, perfluorohexane sulfonate, perfluoroheptane sulfonate and perfluoroocatne sulfonate; tetraethylammonium perfluorobutane sulfonate; tetraethylammonium perfluoromethyl butane sulfonate; and a mixture thereof.
Patent KR-20040033594-A (KR)
Title: Jointing device of solar collector for steel house
Inventor: KIM GAP DEUK
IPC: E04D13/18
Filed: 2002-10-15
Abstract: PURPOSE: A joint structure of a solar collector for a steel house is provided to cut down the cost required for installing roof finishing materials, and to have excellent waterproofing efficiency. CONSTITUTION: The joint structure of a solar collector for a steel house fixes a solar collector to a roof truss(201) to use many solar collectors provided with a glass plate(709) and a floor plate(701) as roof finishing materials and contains fixtures(400) fixed along the edge of the solar collector and fixed to the roof truss(201), a cover(500) fixed along the fixture(400) to cover up the fixture(400) adjacent to two solar collectors, and sealants(800) sealing up a gap formed among the cover(500), the fixtures(400) and the solar collectors.