baber/WOPTO huggingface dataset:
Patent KR-20040003840-A (KR)
Title: Method for manufacturing a stacked double chip semiconductor package using a adhesive tape
Inventor: CHUN JEONG HWAN
IPC: H01L21/52
Filed: 2002-07-04
Abstract: PURPOSE: A method for assembling a double chip semiconductor package using an adhesive tape is provided to be capable of solving the difficulties of alignment generated when carrying out an attaching process with the second semiconductor chip. CONSTITUTION: An adhesive layer(152) is formed at a chip paddle of a lead frame(150). Then, the first semiconductor chip(154) is attached on the adhesive layer. The second semiconductor chip(164) is attached at the upper portion of the first semiconductor chip. At this time, an adhesive tape(162) is attached at the lower portion of the second semiconductor chip. Preferably, the adhesive layer is made of one selected from a group consisting of liquid epoxy and the adhesive tape. Preferably, the first semiconductor chip is larger than the second semiconductor chip.
Patent KR-20040010926-A (KR)
Title: Apparatus for cleaning brakets of a wafer transferring arm
Inventor: HAN GWANG YUN
IPC: H01L21/304
Filed: 2002-07-25
Abstract: PURPOSE: A bracket cleaning apparatus of a wafer transfer arm is provided to be capable of easily and automatically carrying out a cleaning process. CONSTITUTION: A bracket cleaning apparatus of a wafer transfer arm is provided with a cleaning chamber(40), a cleaning unit for cleaning a bracket of the transfer arm, and a dry unit for drying the bracket. The cleaning unit includes a cleaning solution container(20) installed at the inner portion of the cleaning chamber(40), a cleaning line(21) prolonged from one end portion of the cleaning solution container(20) to a proximity portion of the bracket, and a cleaning solution jet nozzle(22) installed at the end portion of the cleaning line(21) for jetting a cleaning solution to the bracket. The dry unit includes a dry gas container(30) installed at the inner portion of the cleaning chamber(40), a dry line(31) prolonged from one end portion of the dry gas container(30) to a proximity portion of the bracket, and a dry gas jet nozzle(32) installed at the end portion of the dry line(31) for jetting dry gas to the bracket.
Patent KR-20040011913-A (KR)
Title: controller of a pipe heating apparatus
Inventor: HEO JOO HAING
IPC: E03B7/10
Filed: 2002-07-31
Abstract: PURPOSE: A controller of an anti-freezing device for a pipeline is provided to simplify a wiring structure, to execute the assembling work of a pipeline and a case easily, and to check the state of the power supply easily by preventing the inferiority of assembling. CONSTITUTION: The controller of an anti-freezing device for a pipeline contains guide ribs(70,70',72,72') extended toward the inside of a case from both ends of the case to support/guide a power code(34) and a heating code(36), a power indication lamp(42) connected to the power code of the temperature sensor to indicate the state of the power supply, and a heating indication lamp(44) connected to the heating code of the temperature sensor to indicate the state of the heating code.
Patent KR-20040014088-A (KR)
Inventor: LEE HARK JIN
IPC: F03G7/08
Filed: 2002-08-09
Abstract: PURPOSE: A rotating device is provided to allow for ease of manufacture and maintenance by simplifying the configuration of the device, while reducing costs. CONSTITUTION: A rotating device comprises a rotating shaft supported in the lengthwise direction of a semi-circular guide wall(12); fixing plates fixed at a predetermined angle, wherein each of the fixing plates has both ends with holes; rotating arms pivoted to the holes through pins and pivoted to a curved connecting member through pins; a rotating weight connected to the rotating arm through a connector; a spring(14) connected to the rotating weight and connectors; and a roller mounted on the rotating weight in such a manner that the roller is rotatable through a pin.
Patent KR-20020073457-A (KR)
Inventor: PARK MIN SU
IPC: G10H7/00
Filed: 2002-08-16
Abstract: PURPOSE: An optical keyboard device is provided to guide a user to play the keyboard without looking any musical notes by emitting light from keys to be pressed by the user in sequence. CONSTITUTION: An optical keyboard device includes an optical keyboard(10) formed of sensor contact parts to be driven by the contact of a user and light emitting for emitting light, an input unit(4) for converting signals generated from the sensor contact parts to signals to be input to a CPU(2), an output unit(3) for emitting light from the optical keyboard by the light emitting elements under the control of the CPU, the CPU for controlling the output unit according to the memorized contents in a memory part(1) and the input unit, and the memory part for storing playing information and operating under the control of the CPU.
Patent KR-20040017928-A (KR)
Title: Tuyere nozzle intercepter and apparatus for smashing the same
Inventor: KIM SEOK BONG
IPC: C21B7/16
Filed: 2002-08-22
Abstract: PURPOSE: An apparatus for crushing refractories using tuyere inner diameter blocking plate and hammer gun is provided to obtain airtightness by inserting a refractory blocking plate bonding body and separate the blocking plate bonding body by inserting hammer gun crusher into lance to crush blocking plate bonding body washer by hammering and drilling. CONSTITUTION: The apparatus comprises a hot blast blocking plate an outer diameter surface of which is formed in a trapezoidal cylinder shape to obtain airtightness with being closely adhered to an inner surface of the tuyere since inner diameter of tuyere is formed in a trapezoid shape, wherein the hot blast blocking plate comprises a supporting disc(70) the surface of which is formed of a convex fireproof material, a fireproof block(72) integrally inserted into an inner diameter of the supporting disc, pin(75) integrally fixing a refractory washer(71) closely adhered to the fireproof supporting disc with being inserted onto the convex surface of the fireproof supporting disc, and spring(74); a transfer bar(80c) for cohesively fixing the hot blast blocking plate to the tuyere by transferring the hot blast blocking plate to an inner diameter of the tuyere at the front part of blow pipe; and a hot blast blocking plate crushing device comprising a hammer gun for crushing the hot blast blocking plate by advancing the shaft into the inner diameter of the tuyere as reciprocating shaft into the lance with cylinder being connected to lance.
Patent KR-20040017766-A (KR)
Title: Electric field effect apparatus for water treatment
Inventor: KWAK JONG WOON
IPC: C02F1/48
Filed: 2002-08-23
Abstract: PURPOSE: Provided is an electric field generating apparatus for removing bacteria by electric field reaction in treated water without using chemicals, thereby nature friendly sterilizing water and increasing sterilizing efficiency. CONSTITUTION: The apparatus comprises a housing(110) made of an insulating material, an electric field reaction tube(120) with a raw water inlet and a treated water outlet, the electric field reaction tube(120) being installed in the housing(110) and made of an insulating material, an ionized oxygen injection unit(130) for injecting ionized oxygen into the electric field reaction tube(120), an AC/DC rectifier(140) for converting alternating current (AC) to direct current (DC) to be applied to an upper portion of the electric field reaction tube(120), and an electrode bar(150) provided in the electric field reaction tube and applied an electric power from the AC/DC rectifier to generate electric field in the electric field reaction tube(120).
Patent KR-20040022080-A (KR)
Title: Method for manufacturing metal insulator metal capacitor
Inventor: OH SANG HUN
IPC: H01L27/04
Filed: 2002-09-06
Abstract: PURPOSE: A method for manufacturing an MIM(Metal Insulator Metal) capacitor is provided to easily control the thickness of the capacitor and to minimize SiN residues. CONSTITUTION: The first metal film(12), an insulating layer(14) and a TEOS(Tetra Ethyl Ortho Silicate) layer(16) are sequentially stacked on an interlayer dielectric(10). A reverse top plate is pattern by forming the first photoresist pattern on the TEOS layer. The second metal film(20) is then formed on the resultant structure. The second photoresist pattern is formed on the resultant structure to define a capacitor region. The TEOS layer and the insulating layer are removed by using the second photoresist pattern as a mask.
Patent KR-20040022840-A (KR)
Title: Cracker for party
Inventor: AN HEON SANG
IPC: F42B4/00
Filed: 2002-09-10
Abstract: PURPOSE: A firecracker for a party is provided to easily couple a cover to a case, and to improve the ignition rate of the firecracker by tightly sealing the case with the cover. CONSTITUTION: In a firecracker for a party, a protrusion(42) is formed at the lower edge of a cover(40), and is placed on the top of a case(30). A ring-shaped rib(44) is formed at the bottom of the cover, and is inserted into the case. A ring-shaped protrusion(44s) is formed at the outer circumference of the ring-shaped rib, and is caught in a ring-shaped groove(36) formed at the inner circumference of the case. A plurality of fixing holders(60,62) are formed at the upper edge of the cover. A protrusion piece(37) is formed at the outer surface of the case. An ignition string(50) is fit into the fixing holders, and is caught in the protrusion piece.
Patent KR-20040023957-A (KR)
Title: Plasma display panel and method of fabricating the same
Inventor: LIM JUN YONG
IPC: H01J11/44
Filed: 2002-09-12
Abstract: PURPOSE: A plasma display panel and a method of fabricating the same are provided to prevent dielectric breakdown and inferiority of surface luminous intensity by using a printing method and a green sheet process at the same time. CONSTITUTION: A plasma display panel comprises a plurality of electrode patterns formed on a substrate, a dielectric layer formed on the electrode patterns and the substrate, and a black matrix pattern formed on the dielectric layer. A method of fabricating the PDP comprises a step of forming a plurality of electrode patterns on the substrate, a step of forming the dielectric layer by printing a dielectric paste on the substrate to cover the electrode patterns and by firing the dielectric paste, and a step of forming the black matrix pattern on the dielectric layer.
Patent KR-20040024049-A (KR)
Title: Temperature sensor connecting circuit for auto-fire extinguisher
Inventor: CHO JONG CHEOL
IPC: A62C37/40
Filed: 2002-09-12
Abstract: PURPOSE: An apparatus for checking the connection of a temperature sensor of an automatic fire extinguisher is provided to be capable of perceiving a failure of the fire perceiving temperature sensor of the automatic fire extinguisher without any particular circuit configuration. CONSTITUTION: A sensor portion(10) divides the potential of a first power source(Vcc), which is a driving power source of a microcomputer(U1), into a thermistor(11) for reducing a resistance value as the temperature increases and a resistor(R13) of a fixed value to supply the same to one port(RAO); and a microcomputer(U1) perceiving a sensing value of the sensor portion(10) through the port(RAO).
Patent KR-20040025749-A (KR)
Title: Air purifying device
Inventor: AHN YO HAN
IPC: B01D53/86
Filed: 2002-09-17
Abstract: PURPOSE: An air purifying device is provided which is capable of easily removing contaminants in the air and preventing reverse contamination by contaminant removing device. CONSTITUTION: The air purifying apparatus comprises a lower structure(10); a photocatalyst containing layer(20) comprising a photocatalyst(22) which is positioned on the lower structure to remove ambient contaminants by reacting with light; and a protection layer(30) positioned on the photocatalyst containing layer to prevent reverse contamination by the photocatalyst, wherein the lower structure is a wall surface of clean room for manufacturing semiconductors, facility for manufacturing semiconductors or a separate panel, wherein the photocatalyst containing layer is a paint comprising the photocatalyst, wherein the photocatalyst is one or more of photocatalysts selected from the group consisting of titanium oxide (TiO2), zinc oxide (ZnO), cadmium sulfide (CdS) and tungsten oxide (WO3), wherein the ambient contaminants are volatile organic compounds, carbon oxides (COx) or nitrogen oxides (NOx), wherein the protection layer is a membrane filter for passing the light and ambient contaminants except the photocatalyst, and wherein the membrane filter comprises pores having diameter of 10 μm or less.
Patent KR-20040026093-A (KR)
Title: An apparatus for adjusting the position of printing head in an ink-jet printer
Inventor: LIM GWI TAEK
IPC: B41J2/21
Filed: 2002-09-17
Abstract: PURPOSE: An apparatus for adjusting a position of a print head of an ink jet printer is provided to prevent a stitching phenomenon caused by misalignment of the print head by adjusting alignment of the print head installed in a carrier. CONSTITUTION: A position adjusting apparatus(200) for a mono print head(241) includes a stitching adjusting section(201) and an elastic pressing section(249). The stitching adjusting section(201) is positioned at a sidewall(246a) of a carrier(246) positioned at the front of the mono print head(241). The elastic pressing section(249) is installed at an intermediate wall(246b) of the carrier(246) in order to elastically press the mono print head(241) towards the stitching adjusting section(201). The stitching adjusting section(201) has a support knob(210) movably coupled to the sidewall(246a) of the carrier(246) and an adjusting knob(220) installed in the sidewall(246a) of the carrier(246).
Patent KR-20040026305-A (KR)
Inventor: KIM GI MAN
IPC: A47L9/00
Filed: 2002-09-24
Abstract: PURPOSE: A dry/humid type vacuum cleaner is provided to easily discharge waste stored in a waste collecting chamber, thereby improving convenience. CONSTITUTION: A cleaner main body(100) is composed of a vacuum device in lower part, a suction port connected to a nozzle, and a discharge port discharging purified air. A waste separating member is installed inside of the cleaner main body to separate waste through the suction port. A cover(400) is installed in upper part of the cleaner main body. A discharge passage is provided to communicate the waste separating member with the discharge port to discharge purified air.
Patent KR-20030029485-A (KR)
Title: Display driving apparatus and driving control method
Inventor: OHTANI TOMOHIKO
IPC: G09G3/20
Filed: 2002-10-04
Abstract: PURPOSE: To provide a liquid crystal driving device in which adverse effect caused by a change ΔΔV in a field-through voltage ΔV of liquid crystal pixels due to an applied voltage is reduced, the occurrence of flicker and burning is suppressed, high quality display is realized, deterioration of liquid crystal elements is suppressed and the reliability of the liquid crystals is improved. CONSTITUTION: Whenever a common electrode potential is reversed, a voltage corresponding to a control value based on contrast setting signals CTA and CTB and a correction voltage setting signal DV is selected from among the voltages of a plurality of steps generated by a γ reference voltage generating section 11 by MXVA 121 and MXVB 123 of a reference voltage selecting section 12 and the voltage is outputted as a highest/a lowest gradation reference voltage. Among the center voltage of the highest/lowest gradation reference voltages being outputted every time the common electrode potential is reversed, the center voltage of one of the gradation reference voltages, that make the voltage to be applied to the liquid crystal pixels become low, is set higher with respect to the center voltage of the other gradation reference voltage equivalent to a voltage corresponding to the signal DV. The voltage corresponding to the signal DV is set to a difference ΔΔV of the voltage ΔV when one of the gradation reference voltages is applied to the liquid crystal pixels and the other gradation voltage is applied.
Patent KR-20040033153-A (KR)
Title: Heater unit for bus
Inventor: LEE GEUN BOK
IPC: B60H1/08
Filed: 2002-10-11
Abstract: PURPOSE: A heater unit of a vehicle is provided to increase the freedom in the lay-out of indoor parts by removing protrusion of a heater cover, and increase the air flow performance by removing the interference of the heater cover. CONSTITUTION: A heater unit of a vehicle includes tanks(17a,17b) disposed at upper and lower parts of a heater core(11), and a plurality of tubes/fins(15) connecting the tanks for making water flow. The lower and upper tanks are respectively connected to a water-in pipe(12) and a water-out pipe(13), so that water introduced to the lower tank via the water-in pipe is discharged to the upper tank via the water-out pipe, passing through the tubes/fins.
Patent KR-20020082456-A (KR)
Inventor: YIM SOOK JIA
IPC: B29C45/73
Filed: 2002-10-14
Abstract: PURPOSE: A method and system for heating instantly a mold surface are provided to enhance a strength and a thermal property of an injection molding, and product continuously the injection molding by cooling directly after filling a melted casting into a heated molding and forming. CONSTITUTION: A casting feeding portion(10) supplies a soluble casting such as a synthetic resin, metal or material capable of injecting mold. An upper mold(20) having a certain shape for injecting the mold comprises a feeding hole(22), a space portion(24), and a limit switch(83) for sensing a position of the upper mold. A lower mold(30) having a certain shape for injecting the mold comprises a molding portion(32), a lower mold feeding pipe(31), a plurality of an injecting hole(34) for heating and cooling the upper mold, an igniter(40), a limit switch(84) for sensing a position of the lower mold, a mixing gas fuel supplying pipe(86), and a lifting cylinder(80).
Patent KR-20040035260-A (KR)
Title: Oil rotation system for power steering and auto transmission
Inventor: LEE DONG JIN
IPC: F16H61/4165
Filed: 2002-10-19
Abstract: PURPOSE: A power steering and auto-transmission oil circulation device is provided to automatically check a fluid level of oil in one oil reservoir part if a fluid level of oil in another oil reservoir part is checked and make oil simultaneously input in both oil reservoir parts if oil is input to one oil reservoir part, through structural improvement. CONSTITUTION: A power steering and auto-transmission oil circulation device comprises an auto-transmission(6) having an oil pan(62), and a power steering oil reservoir(8) fixed to one side of the oil pan by a bracket(5). The power steering oil reservoir forms an outflow hole(82) connected to a power steering oil pump(10), and an inflow hole(84) into which oil flowed out flows through an oil cooler. A circulation pipe(7) is installed to the power steering oil reservoir. One side of the circulation pipe is sunk under oil of the oil pan of the auto-transmission and the other side of the circulation pipe is sunk under oil of the power steering oil reservoir, and oil of both sides move mutually through the circulation pipe. A fluid level sensor(100), measuring the remaining amount of oil, is installed in the power steering oil reservoir.
Patent KR-20040037009-A (KR)
Title: New bacteria with high decomposing-activity of hydrogen peroxide and resisting ability to hydrogen peroxide and their catalases
Inventor: BAEK GYEONG SU
IPC: C12N1/20
Filed: 2002-10-25
Abstract: PURPOSE: Catalase producing microorganisms having improved hydrogen peroxide decomposing-activity and hydrogen peroxide resistance are provided, which microorganisms decompose hydrogen peroxide at the wide range of temperature. CONSTITUTION: Catalase producing microorganisms having improved hydrogen peroxide decomposing-activity and hydrogen peroxide resistance are isolated from waste water, wherein the catalase producing microorganisms are Bacillus insolitus PLC-3 (KCCM-10439), Bacillus sphaericus PLC-59 (KCCM-10438), Staphylococcus lentus PLC-6 (KCCM-10437), and Staphylococcus saprophyticus PLC-9 (KCCM-10440). A composition for decomposing hydrogen peroxide comprises one or more microorganisms selected from Bacillus insolitus PLC-3 (KCCM-10439), Bacillus sphaericus PLC-59 (KCCM-10438), Staphylococcus lentus PLC-6 (KCCM-10437), and Staphylococcus saprophyticus PLC-9 (KCCM-10440).
Patent KR-20040037641-A (KR)
Title: Apparatus for detecting a vs wire's break in a wafer burn-in system
Inventor: JUN TAE EUL
IPC: H01L21/66
Filed: 2002-10-29
Abstract: PURPOSE: A VS(Voltage Supply) cable breaking detecting apparatus of a wafer burn-in system is provided to be capable of automatically checking the breaking of a cable for minimizing maintenance cost. CONSTITUTION: An apparatus is used for detecting the breaking of a VS cable, wherein the VS cable connects a plurality of VS boards(310) with a performance measuring board. At this time, a test voltage is supplied from each VS board to the performance measuring board through two output lines. The apparatus includes a photo coupler(312) located at each VS board corresponding to the direction of current, wherein the direction of current is automatically changed when an arbitrary line out of output lines is in a breaking state. The apparatus further includes a control part installed at each VS board for checking the breaking of the out line connected to the VS board by detecting the driving state of the photo coupler.
Patent KR-20040039660-A (KR)
Title: Active type infrared sensor
Inventor: HAN HYEON TAEK
IPC: G08B13/19
Filed: 2002-11-04
Abstract: PURPOSE: An infrared sensor is provided to prevent previously the burglary by forming an active type sensor with two aluminum columns and installing the active type sensor at a particular place. CONSTITUTION: An infrared sensor includes an infrared ray transmitter(10), an infrared ray receiver(20), a controller(30), and an alarm(40). The infrared ray transmitter(10) is installed vertically to a window frame or an inside and an outside of a wall in order to radiate infrared rays. The infrared ray receiver(20) is installed at an opposite position to the infrared ray transmitter in order to receive the radiated infrared rays. The controller(30) decides an invasion state according to a discontinuous state of the infrared rays between the infrared ray transmitter and the infrared ray receiver. The alarm(40) output the alarm sound according to a control signal of the controller(30).
Patent KR-20040041382-A (KR)
Title: Darinage trap cover forming machine for washstand
Inventor: BAE HYO SIK
IPC: B29C51/08
Filed: 2002-11-11
Abstract: PURPOSE: A forming device of a blind patch for a drain trap in a washstand is provided to produce the blind trap with a simple process and to efficiently produce uniform products. CONSTITUTION: A lift(3) is installed in a frame(7) to lift a support(5) and an upper frame(2) for putting a lower frame(1). A screw rod(9) fixing a handle(8) is installed in a screw pipe(10) of the lift. The upper frame having an inward curved portion(11) and straight portions(12) is idly rotated under the screw rod. The lower frame comprises an outward curved portion(13), straight portions(14) and a guide rod(6). The lower frame is installed on the support of a forming machine. Thereby, the breakage of a material is prevented and the excellent and standardized blind patch of a drain trap.
Patent KR-20040043292-A (KR)
Title: The preparation method of catalysts in order to decompose the aromatic volatile organic compounds emitted from industry
Inventor: HONG ASAEONG SOO
IPC: B01D53/86
Filed: 2002-11-18
Abstract: PURPOSE: Provided is a method for preparing a CuOx/TiO2 catalyst which is able to decompose volatile organic compounds generated from industrial companies. CONSTITUTION: The method comprises steps of (a) dissolving Cu(NO3)2·6H2O in distilled water to prepare a solution; (b) after dropping a few drops of the solution prepared by the step (a) on titanium dioxide carrier prepared by a sol-gel method, mixing it by adding physical force thereto; (c) drying the product of the step (b) in a drier; and (d) repeating the step of (a) to (c) until the aqueous solution of the Cu(NO3)2·6H2O is completely added to the titanium dioxide carrier.