baber/WOPTO huggingface dataset:
Patent KR-20030094485-A (KR)
Title: Wall display device
Inventor: KIM JONG HYEON
IPC: H04N5/64
Filed: 2002-06-04
Abstract: PURPOSE: A display for a wall hanger is provided to easily install wall surface fixing devices by integrating the wall surface fixing devices with a rear surface of a display device, and promptly radiate heat generated in driving a display panel to the outside. CONSTITUTION: A front case(110) and a rear case(120) of a display device(100) are combined to protect a display panel mounted in an inner space from an external shock. The display panel is mounted in the inner space of the front case and the rear case for displaying display information. At least one or more wall hanger fixing units(130) are protruded from the rear case at a predetermined length, and have at least one or more fixing grooves(140) to fix the display device on a wall. A plurality of cooling fans(150) are installed in inner spaces of the wall hanger fixing units. A plurality of heat radiating plates(160) are installed on one sides of the wall hanger fixing units for radiating heat generated from the display panel to the outside.
Patent KR-20030093730-A (KR)
Title: Rotating Weaver Torch to Use Separated Shaft
Inventor: LEE GYU SIK
IPC: B23K9/28
Filed: 2002-06-05
Abstract: PURPOSE: An eccentric shaft rotating torch is provided to improve weldability and productivity by reducing a crack when performing an arc welding work and increase welding speed. CONSTITUTION: A welding torch(24) is coupled to one side of a body(2). A weaving gear body(18) equipped with a weaving gear(17) is mounted on the welding torch(24). A driving gear(3) in the form of a spur gear is mounted on a DC servo motor(5), which is installed at an upper surface of the body(2), so that rotational force of the servo motor(5) is transferred to the welding torch(24) through the gear unit. Self-alignment bearings(15,15') are installed on an upper surface of the welding torch(24) and at a lower portion of the weaving gear body(18). Thrust force and centrifugal force derived from a rotation of an eccentric shaft are compensated by means of the self-alignment bearings(15,15').
Patent KR-20030095013-A (KR)
Title: Ionic water electrode and method for manufacturing the same
Inventor: TAK YONG SEOK
IPC: C25B11/04
Filed: 2002-06-11
Abstract: PURPOSE: An electrolytic cell electrode is provided which is capable of generating a large volume of chlorine gas in the electrolyzed water producing process, and in which metal oxides are not separated from Ti matrix although electrolyzed water is produced for a long period of time, and a method for manufacturing the same is provided. CONSTITUTION: The method comprises pretreatment process (S4) of pretreating the surface of a Ti matrix; a solution coating process (S5) of applying a source solution having a composition of (IrO2+Ta2O5)Pt on the surface of the pretreated Ti matrix; first firing process (S8) of forming a metal oxide of (IrO2+Ta2O5)Pt on the surface of the Ti matrix by first firing the source solution coated Ti matrix; a repetition process (S10) of repeating the solution coating process (S5) and first firing process (S8) at least two or more times until the metal oxide has a proper thickness; and second firing process (S11) of increasing stability of the metal oxide formed on the surface of the Ti matrix by secondly firing the repetition process (S10) completed Ti matrix, wherein the pretreatment process (S4) comprises first pretreatment process (S1) of leaving the Ti matrix alone for a certain period of time after putting the Ti matrix into hydrofluoric acid solution; second pretreatment process (S2) of leaving the Ti matrix alone for a certain period of time after putting the first pretreatment process (S1) completed Ti matrix into sulfuric acid solution; and third pretreatment process (S3) of leaving the Ti matrix at a certain temperature for a certain period of time after putting the second pretreatment process (S2) completed Ti matrix into oxalic acid solution, and wherein the first firing process (S8) comprises first heating process (S6) of heating the solution coated Ti matrix at a temperature of 90 to 130 deg.C for 5 to 15 min; and second heating process (S7) of heating the first heating process (S6) completed Ti matrix at a temperature of 300 to 700 deg.C for 3 to 7 min.
Patent KR-20030001318-A (KR)
Title: A semiconductor device and manufacturing method thereof
Inventor: YOSHITOMI TAKASHI
IPC: H01L23/522
Filed: 2002-06-24
Abstract: PURPOSE: To suppress dielectric films of a capacitor from being reduced. CONSTITUTION: The semiconductor device of the present invention comprises a lower electrode film 16, a dielectric film 17 formed on the lower electrode film 16, an insulating protective film 18 formed on the dielectric film 17, an upper electrode film 19 selectively formed on the insulating protective film 18 and opposed to the lower electrode film 16, second wiring 28a and 28b formed within fourth and fifth insulating films 22 and 23, a via portion 27a that connects the second wiring 28a and the lower electrode film 16 electrically, and a via portion 27b that connects the second wiring 28b and the upper electrode film 19 electrically.
Patent KR-20040001506-A (KR)
Title: Method for forming trench in semiconductor device
Inventor: HONG EUN SEOK
IPC: H01L21/76
Filed: 2002-06-28
Abstract: PURPOSE: A method for forming a trench of a semiconductor device is provided to be capable of applying the abrupt increase of etching volume to an end point when carrying out a dry etching process. CONSTITUTION: After preparing a substrate(100a), an ion implantation is carried out at the substrate into a predetermined depth. Then, the first and second pad layers(300a,400a) are sequentially formed at the upper portion of the resultant structure. A trench is formed by carrying out a dry etching at the second pad layer, the first pad layer, and the substrate. At this time, the predetermined depth is used as an end point. Preferably, the predetermined depth is in the range of 500-5000 angstrom. Preferably, an oxide layer is used as the first pad layer and a nitride layer or a nitride oxide layer is used as the second pad layer.
Patent KR-20030005030-A (KR)
Title: CD-book
Inventor: OH CHI WAN
IPC: G11B23/02
Filed: 2002-07-04
Abstract: PURPOSE: A system for combining CD/DVD cases in book/album type is provided to easily and promptly classify and search CDs, and carry the CDs without a limit on number by successively combining tens of cases. CONSTITUTION: A system for combining CD/DVD cases in book/album type includes protrusions and grooves formed at the left side of a case(1) for containing optical media like CD, CD-ROM, CD-R, CD-RW, and DVD; a lever integrately placed for operating the protrusion and the grooves; spring structures for softly combining and parting; fixing protrusions for solid fixing the lever, so that the protrusions are exposed by rotating the lever for successively combining the grooves.
Patent KR-20040003971-A (KR)
Title: Ink-cartridge and ink filing method
Inventor: KIM JEONG SEON
IPC: B41J2/175
Filed: 2002-07-05
Abstract: PURPOSE: An ink cartridge and a method for filling ink in the same are provided to reduce an amount of dissolved bubble by filling ink in the ink cartridge after exhausting air contained in the ink cartridge. CONSTITUTION: An ink cartridge includes an ink cartridge body(20), an ink head(25), a port(27) and a partition plate(29). The ink cartridge body(20) is formed at an inner portion thereof with an ink chamber(21) and a bubble chamber(23). The ink head(25) is installed at a lower portion of the bubble chamber(23). The port(27) is provided at an upper portion of the bubble chamber(23). The ink chamber(21) has a cavity therein for receiving ink. The bubble chamber(23) is formed with sponge for absorbing ink. The bubble chamber(23) is separated from the ink chamber(21) by the partition plate(29) and communicated with each other through an ink passage(28).
Patent KR-20040007976-A (KR)
Inventor: KIM BONG JUN
IPC: F04C29/06
Filed: 2002-07-15
Abstract: PURPOSE: A muffler of a rotary compressor is provided to reduce discharge of oil by improving structure of the muffler, and reduce noise generated during discharge of the compressor. CONSTITUTION: A muffler comprises a first chamber(304), a second chamber(305) and a third chamber(306) partitioned by three coupling parts(301) and a rotary shaft when the rotary shaft is inserted to a rotary shaft insertion port(303). The first chamber, the second chamber and the third chamber are connected with narrow channels formed by the rotary shaft and the coupling parts, respectively. The first chamber is directly connected with a discharge hole formed on an upper flange. The second chamber and the third chamber are symmetrically formed to be separated from the discharge hole. A plurality of discharge small holes(302a) are formed on the second chamber and the third chamber to form an arc line together with each other, and as near as possible to the rotary shaft insertion port. Noise is reduced thereby as pulsating noise generated during discharge of refrigerant and noise generated in a valve is cut off, and phase of discharge noise wave is variously changed to cause offset due to interference between noise waves.
Patent KR-20020079628-A (KR)
Inventor: CHOI GI SEUNG
IPC: A61K31/425
Filed: 2002-07-29
Abstract: PURPOSE: A isothiazolone solution composition having a chromaticity improving effect of the solution composition while exerting no influence on sterilizing power and stability of isothiazolone compounds is provided which has an excellent decolorizing effect. CONSTITUTION: The 3-isothiazolone solution containing isothiazolone represented by the formula 1 comprises 0.1ppm to 20% by weight of a decolorizing agent selected from NaOCl, trichloroisocyanulate, NaHCO3 and H3PO4. In formula 1, R1 and R2 are the same or different H, halogen or C1-4 alkyl, or forms a cycled aryl group by the bonding of R1 and R2; R3 is H, C1-18 alkyl, C2-18 alkenyl, C2-18 alkynyl, C3-12 cyclo alkyl bonded with 3 to 8 atoms, C10-24 aralkyl or C10-18 aryl.
Patent KR-20040019645-A (KR)
Title: Tape case
Inventor: PARK WON CHEOL
IPC: G11B23/02
Filed: 2002-08-28
Abstract: PURPOSE: A case for keeping tapes is provided to easily pull out cassette tapes contained in tape containing grooves or contain again the cassette tapes by simply opening and shutting a casing cover. CONSTITUTION: An inner casing(10) includes a plurality of tape containing grooves(15) depressed lengthwise and breadthwise for containing a plurality of cassette tapes(3), and reinforcing members(11,12,13) enclosing the plurality of tape containing grooves in unevenness shape. A casing cover(30) rotatively moves by an axis of a film hinge(30) for opening and shutting a front surface of the inner casing, and a perspective window(39) for seeing one sides of the tape containing grooves.
Patent KR-20030019185-A (KR)
Title: Stroller foldable in three
Inventor: SUGA NOBUHIDE
IPC: B62B7/06
Filed: 2002-08-29
Abstract: PURPOSE: To operate to open a folded stroller with the only operation in hand. CONSTITUTION: This thrice-folded type stroller has a lock mechanism provided with a lock hook 26 and a lock piece 27 in a right and a left connecting bars for connecting tips of front legs and a hand rod to lock the stroller thrice-folded by engaging the lock hook 26 with the lock piece 27. An operating device 25 provided in the hand rod 15 and the lock hook 26 are connected to each other through wires 34 and 35 to release the lock by the lock hook 26 with the operating device 25.
Patent KR-20030019203-A (KR)
Title: Medical adhesive composition, medical adhesive tape using the same and tape preparation for percutaneous absorption
Inventor: AKEMI HITOSHI
IPC: A61L15/58
Filed: 2002-08-29
Abstract: PURPOSE: To provide a medical adhesive tape and a tape preparation for percutaneous absorption having an adhesion layer which is hard to leave glue or adhere by peel-off after sticking on the skin for a long time and a medical adhesive composition used for them. CONSTITUTION: This medical adhesive composition includes copolymer (A) comprising (a) which is (meta)acrylic acid alkyl ester with 4 to 8 carbons in alkyl chain of 50 wt.% or more in the copolymer (A) and (b) which is copolymer including vinyl compound with carboxyl group of 0.1 to 10 wt.% in the copolymer (A) as a copolymerizing ingredient, (B) which is alcoholate or chelate compound with at least any chosen metal among titanium, zirconium, zinc or aluminium and (C) polyol compound of 0.2 to 5 wt.% as an essential ingredient. Moreover, a medical adhesive tape and a tape preparation for percutaneous absorption using the medical adhesive composition are provided.
Patent KR-20030019236-A (KR)
Title: Flame retardant aromatic polycarbonate resin composition and molded articles thereof
Inventor: ITAGAKI AKINARI
IPC: C08L67/02
Filed: 2002-08-30
Abstract: PURPOSE: Provided are a flame retardant aromatic polycarbonate resin composition which is excellent in dyeing properties at the time of coloring, the clarity of a character or mark printed by laser marking and anti-dripping ability in firing the resin, and a molded article thereof. CONSTITUTION: The flame retardant aromatic polycarbonate resin composition comprises (A) 100 parts by weight of resin components comprising (A-1) 50 to 100 wt% of an aromatic polycarbonate resin, (A-2) 0 to 50 wt% of a styrene-based resin, and (A-3) 0 to 50 wt% of an aromatic polyester resin; and (B) 0.1 to 10 parts by weight of a silicone compound which has (1) an Si-H group content of 0.1 to 1.2 mols/100 g and (2) a content of an aromatic group of formula 1 of 10 to 70 wt%(wherein each X, which may be the same or different, is an OH group or a monovalent organic group having 1 to 20 carbon atoms, and n is 0 or an integer of 1 to 5).
Patent KR-20030021135-A (KR)
Title: Electric power steering control device
Inventor: INOUE NORIYUKI
IPC: B62D101/00
Filed: 2002-09-04
Abstract: PURPOSE: To provide a motor-driven power steering control device capable of precluding such an occurrence that the steering wheel becomes heavier than necessary even in the case of steep steering operation and eliminating necessity for changing any assist map even in case the amount of damping compensation is altered. CONSTITUTION: The motor-driven power steering control device is equipped with a car speed sensor 21, a steering torque sensor 22, a steering shaft reaction torque measuring instrument 23, a motor speed sensor 24, a motor acceleration sensor 25, a steering torque controller 26 to compute the basic target current, a damping compensator 27 to determine the gain of the damping torque on the basis of the steering shaft reaction torque and compute the amount of damping compensation on the basis of the gain of damping torque and the motor speed, an inertia compensator 28 to determine the gain of the inertia compensation torque on the basis of the steering shaft reaction torque and compute the amount of inertia compensation on the basis of the gain of inertial compensation torque and the motor acceleration, and an adder 29 to compute the target current upon compensating the basic target current with the amount of damping compensation and the amount of inertial compensation.
Patent KR-20030023507-A (KR)
Title: Worktable for an apparatus for grinding recesses
Inventor: CAPORUSSO ALESSANDRO
IPC: B24B41/06
Filed: 2002-09-10
Abstract: PURPOSE: A worktable for an apparatus for grinding recesses is provided to lengthen the life span of a grinding belt through uniform wear of the grinding belt and perform notching by reducing worker's labor and operating a sole control unit. CONSTITUTION: A worktable(6) for an apparatus for grinding recesses has on a frame(3) a pair of pulleys supporting a grinding belt(2) moving endless along a lengthwise axis of the frame. The worktable supports a workpiece vice(20) pivoted around an orthogonal pivoting axis on a first slide(16) and set in the angular position with respect to a shaping pulley(1) of the pair of pulleys. The worktable is provided with a sole control member(19) to approach and move apart the workpiece vice with respect to the shaping pulley. The sole control member is of a manual type and the sole control member is of a powered type.
Patent KR-20040026971-A (KR)
Title: Fuel cutting system on accident
Inventor: PARK SIN HUI
IPC: B60K15/01
Filed: 2002-09-27
Abstract: PURPOSE: A leaking-preventing apparatus of fuel in a collision of a vehicle is provided to prevent fuel from leaking by forming a fuel shutoff valve on a fuel pipe operated mechanically when shock is given over specific level in the collision. CONSTITUTION: A fuel shutoff valve is formed on a fuel pipe to be operated mechanically by shock in a collision. The fuel shutoff valve comprises a connecting tool(31), a rubber bush(33), a rotating lever(36) and an inertia ball. The connecting tool has an inserting hole(32) for the rotating lever to be connected to the fuel pipe. The rubber bush has an inserting hole(35) as a rubber tube pipe. The rubber bush is received into the connecting tool longitudinally. The rotating lever has a passing hole(37) of fuel to an axial direction of the connecting tool. A middle portion of the rotating lever is inserted to inserting holes. The inertia ball rotates the rotating lever when shock is over specific lever on a side of the rotating lever. Thereby, fuel leakage is prevented by the fuel shutoff valve on the fuel pipe operated mechanically in the collision.
Patent KR-20040027046-A (KR)
Title: Method for disposing of carbontetrachloride
Inventor: BAE JONG UK
IPC: C07C17/23
Filed: 2002-09-27
Abstract: PURPOSE: A method for treating carbon tetrachloride is provided, to convert carbon tetrachloride into unharmful materials with producing useful by-products as well as improved conversion rate of carbon tetrachloride and selectivity of chloroform and low deactivation of a catalyst. CONSTITUTION: The method comprises the steps of mixing carbon tetrachloride with an aliphatic alcohol to obtain a carbon tetrachloride-alcohol mixture solution; and carrying out hydrodechlorination of the mixture solution in the presence of a catalyst at a temperature of 298-353 K to produce at least one selected from the group consisting of an acetal, aldehyde, alkyl vinyl ether and dialkyl carbonate and chloroform. Preferably the aliphatic alcohol is an aliphatic alcohol of C1-C4; and the catalyst is at least one metal selected from the group consisting of platinum, palladium and ruthenium. Preferably the catalyst is supported into or ion exchanged with at least one carrier selected from the group consisting of montmorillonite, activated carbon, MCM (Mobil Composition of Matter), SiO2, Al2O3, SiO2-Al2O3 and zeolite.
Patent KR-20040032334-A (KR)
Title: Formation method of trench in semiconductor device
Inventor: KIM RAE SEONG
IPC: H01L21/76
Filed: 2002-10-09
Abstract: PURPOSE: A method for forming a trench of a semiconductor device is provided to be capable of preventing the damage of a nitride layer and a substrate at the edge portion of the trench. CONSTITUTION: A trench is formed on the predetermined portion of a semiconductor substrate(11). An oxide layer(12) and a nitride layer(13) are sequentially formed on the resultant structure. The first oxide layer(14) is formed on the entire surface of the semiconductor substrate by carrying out an HDP(High Density Plasma) process. The second oxide layer(15) is formed on the first oxide layer by carrying out a PECVD(Plasma Enhanced Chemical Vapor Deposition) process. A CMP(Chemical Mechanical Polishing) process is performed on the second and first oxide layer for flatly forming the resultant structure. Preferably, the first oxide layer has a thickness of 500-7000 angstrom. Preferably, the second oxide layer has a thickness of 1000-7000 angstrom.
Patent KR-20040035957-A (KR)
Title: Noise reduction structure for oil pump
Inventor: AHN DEOK BYEONG
IPC: F01M1/02
Filed: 2002-10-14
Abstract: PURPOSE: A structure for improving noise of an internal gear oil pump is provided to suppress sudden fluctuation of pressure due to sudden fluctuation of sectional area and to reduce noise generated in low/middle speed range so as to reduce noise in a car room, and to reduce weight of a damping cover so as to reduce cost due to mounting of the damping cover by forming an inclined part in a turbulence chamber placed on an inlet of the oil pump and a stepped part in a pressure cell placed on an outlet of the oil pump. CONSTITUTION: An internal gear oil pump has turbulence chambers formed on an inlet(1) and an outlet(2) thereof. A pressure cell(4) is formed in a range in which a rotor of the oil pump moves oil. An inclined part(20) is formed on the turbulence chamber placed on the inlet of the oil pump to allow volume of oil in the pressure cell to be slowly changed. A stepped part(30) is formed on the pressure cell placed on the outlet of the oil pump to allow volume of the oil in the pressure cell to be slowly changed and to prevent generation of noise in low/middle speed range due to sudden fluctuation of sectional area.
Patent KR-20040033796-A (KR)
Title: Nozzle of injector
Inventor: CHOI JANG WON
IPC: F02M61/10
Filed: 2002-10-16
Abstract: PURPOSE: An apparatus for controlling fuel spraying angle of an injector is provided to allow optimum fuel spray depending on working range of an engine by allowing fuel to be sprayed through a nozzle with a smaller fuel spraying angle at initial stage of injection, and through a nozzle with a larger fuel spraying angle at later stage of injection. CONSTITUTION: A first nozzle(41) and a second nozzle(42) with different spraying angles are formed on a lower part of a nozzle on which an end of a needle(32) is placed. The first nozzle sprays fuel to an upper side of a piston with narrower spraying angle at initial stage of fuel injection. The second nozzle widely sprays fuel all over a combustion chamber at later stage of injection. The second nozzle is formed on an upper side of the first nozzle to have wider spraying angle. A gallery(43) is formed on the middle of a body of the nozzle to supply the first nozzle and the second nozzle wit fuel, and branched into a first channel and a second channel on a location where the first nozzle and the second nozzle are placed. The first channel is formed between the first nozzle and the second nozzle. The second channel is formed on an upper side of the second nozzle.
Patent KR-20030032901-A (KR)
Title: Motor of Electric Reel
Inventor: YAMAMOTO KAZUHITO
IPC: H02K5/04
Filed: 2002-10-19
Abstract: PURPOSE: To provide a motor stored in the inside of a spool, in which a space for forming various kinds of through holes can be secured at the main body side of a reel while miniaturizing the motor. CONSTITUTION: This motor 4 for an electric reel is stored in the inside of the spool 3 rotatably attached to the reel main body 2 of the electric reel and is used for rotating and driving the spool 3 in the winding direction of a fishing line. The motor 4 is equipped with a case member 36, a cap member 37, a revolving shaft 32, an armature 33 and a magnetic field system 31. The case member is a bottomed cylindrical member having an open base end. The cap member is fixed to the base end of the case member so as to close the opening and is a member having a diameter larger than the outer diameter of the case member. The revolving shaft is arranged protrusively from the tip of the case member and is rotatably fixed to the case member and the cap member. The armature is attached to the revolving shaft. The magnetic field system is fixed to the inner peripheral surface of the case member.