baber/WOPTO huggingface dataset:
Patent KR-20020017136-A (KR)
Title: Field emission cold cathode device and manufacture method thereof
Inventor: KIM DONG YEONG
IPC: H01J1/30
Filed: 2000-08-29
Abstract: PURPOSE: A field emission cold cathode device and its manufacturing method are provided to maintain high vacuum state to guarantee satisfying life time. CONSTITUTION: A field emission cold cathode device includes a getter(101) inserted into a groove(108) in an insulating layer(103) between emitters. As the getter(101), NEG(non-evaporable getter) is used in a groove(108). As an insulator under the getter(101), BPSG(Borophosphosilicate glass)(102) is used under the NEG. Then, a photo-sensitive resin is coated to form a mask pattern for making the groove(108). After mask patterning, the photo-sensitive resin is removed. The groove(108) is formed on the patterned mask by a Rie method. The BPSG is grown by a CVD(chemical vapor deposition) method to a top of SiO2(106). After growing the BPSG and thermal process smoothing, the NEG is used to form the getter(101).
Patent KR-20010050279-A (KR)
Inventor: KIMURA TOHRU
IPC: G11B7/135
Filed: 2000-08-31
Abstract: PURPOSE: An aspherical single object lens is provided which has large aperture rate and excellent image height characteristic and is used for a recording/reproducing device having a small operation distance. CONSTITUTION: An optical pick-up device for recording or reproducing information into or from an optical information recording medium includes a light source(3) for emitting light flux, a light-converging optical system for converging the light flux emitted from the light source, and a light detector(4) for detecting a reflected light from the optical information recording medium. The light-converging optical system includes an object lens(1) for concentrating the light flux on an information recording face(5) of the optical recording medium. The object lens has an aspheric surface.
Patent KR-20020018467-A (KR)
Title: The wire holder for air conditioner
Inventor: CHOI NAM GYU
IPC: F24F1/00
Filed: 2000-09-02
Abstract: PURPOSE: An electric wire installation device of air conditioner is provided to securely divide the indoor side and the outdoor side of an integral air conditioner. CONSTITUTION: An electric wire installation device(60) includes an installation part; and a covering part. The installation part is inserted into edges of both sides of an electric wire passing opening(52) formed on the upper end of a barrier(50) dividing the indoor side and the outdoor side. The installation part includes insertion poles(65) formed on the positions corresponding with the edges of both sides of the electric wire passing opening and insertion guide grooves(66) are vertically and lengthily formed on the insertion poles and where the edges of both sides of the electric wire passing opening. The covering part has an electric wire chamber(64) formed inside to prevent sudden bending of an electric wire and guide the electric wire downward and an outer surface thereof formed to be curved downward to cover the electric wire passing opening.
Patent KR-20020024882-A (KR)
Title: Double body paper cup for warming and insulation
Inventor: PARK SEUNG KUN
IPC: A47G19/22
Filed: 2000-09-27
Abstract: PURPOSE: A double case type paper cup with heat insulation function is provided to improve the convenience of use, to continuously keep the clean appearance thereof, and to completely prevent the cup from being caught in a vending machine. CONSTITUTION: The double case type paper cup is constructed by firstly fabricating an inner case(1) by forming a fixed amount mark(2) around the inner periphery, arranging space forming projection lines(3) in layers in the lower side, fitting a base plate(4) near the bottom surface, rolling and attaching a bottom circumference edge inside so as to form a bottom surface of the inner case, and rolling an upper edge outside to form a rim(5), and after that attaching an outer case(6) around the upper coupling part of the inner case. For defining a space(9) for heat insulation between the inner case and the outer case, a hollowed jaw portion(7) is formed on the base plate around the inner periphery of the inner case, and a bent portion(8) inclined outward is formed under the base plate.
Patent KR-20010050843-A (KR)
Inventor: HIRANO KEIJI
IPC: C02F3/00
Filed: 2000-10-04
Abstract: PURPOSE: To provide a suitable method and equipment for treating a waste water, particularly from a process of manufacturing a semiconductor, which renders a hardly treatable substance to promptly become treatable and treats the same to a biologically treatable product substance which can be combined with a process of bio-treatment by conducting an ozone oxidative treatment with the most suitable condition depending on substances contained in the waste water. CONSTITUTION: A method for treating a waste water comprises adjusting the waste water containing a biologically hardly-treatable substance due to an odor generation, foaming and a toxicity of microorganisms to the most suitable pH depending on the compounds to be treated and adding ozone to conduct an oxidative treatment of the substance in the water to be treated, and an equipment therefor is also provided.
Patent KR-20010000653-A (KR)
Inventor: KIM HONG SU
IPC: H04N7/10
Filed: 2000-10-11
Abstract: PURPOSE: A system for supplying power for data processing device using TV transmission line is provided to remove power device for the data processing devices inside a communication device box, and to remove wiring/pipe arrangement and facilities equipped to the communication device box from a power source, so that the system simplifies equipment works and is applied to a home network equipment. CONSTITUTION: A TV trunk line device box includes a centralized power supply device, a communication device box(20) and a coaxial cable(3). In the centralized power supply device, an external casing has cable holes. A transformer-rectifier assembly(12) transforms and rectifies utility power entered from a power source to be appropriate for data processing devices. A mixed TV distributor(11) for power mixing has a power inserting terminal mixing power transmitted through a power line(13) from the transformer-rectifier assembly(12), to make TV signals and power simultaneously transmitted to the coaxial cable(3). In the communication device box(20), a TV distributor(21) for power branch branches power and TV signals transmitted from the coaxial cable(3). The coaxial cable(3) transmits the power and TV signals transmitted from the TV trunk line device box to the communication device box(20).
Patent KR-20020028739-A (KR)
Title: Device for driving at a fixed speed
Inventor: KIM BYUNG CHUL
IPC: B60K31/00
Filed: 2000-10-09
Abstract: PURPOSE: A device for driving a vehicle at a constant speed is provided to remove the malfunction by carrying out the system control not by a microcomputer but by a controller of a simple structure, thereby reducing the failure ratio and maximizing the reliability. CONSTITUTION: A device for driving a vehicle at a constant speed includes a cable drum(8) positioned at a rear part of a connection part(4) of an accelerator pedal(2) with a proper distance and connected to the connection part with a constant speed cable(6), an electronic clutch(10) for transmitting or blocking rotation force with respect to the cable drum, a motor(14) for transmitting decelerated rotation force to the electronic clutch, and a controller for controlling the electronic clutch and the motor with a constant speed driving switch, an acceleration/deceleration switch and a brake switch.
Patent KR-20010060184-A (KR)
Inventor: FUROMOTO YOSHIYUKI
IPC: A01K89/01
Filed: 2000-10-20
Abstract: PURPOSE: A spinning reel rotor is provided, whose portions that are liable to contact other objects are kept from being damaged. CONSTITUTION: The rotor(3) has a rotor body(15), a bail arm(16), and a rotor cover(17). The rotor body(15) has a cylindrical section(20) that is rotatively fitted to the reel body, and that has a ring-like large-diameter portion(20a) diametrically larger than the rest, and a pair of rotor arms(21,22) including a pair of connecting sections(21a, 22a) extending diametrically outward from opposing circumferential surface positions rear-endwise on the large-diameter portion(20a) and a pair of arms(21b, 22b) extending forward spaced apart from the cylindrical section(20). The bail arm(16) is pivotally fitted tip-endwise to the pair of rotor arms(21,22) and is for guiding fishing line onto the spool. The rotor cover(17) is a member fitted so as to cover the large-diameter portion(20a) and external exposed surfaces of the pair of connecting sections(21a, 22a) and to allow detachment from and reattachment to the rotor body(15).
Patent KR-20020034258-A (KR)
Title: Novel compound isolated from Symphyocladia latiuscula and process for preparation thereof
Inventor: CHOI JAE SOO
IPC: C07C49/603
Filed: 2000-10-31
Abstract: PURPOSE: Provided are a novel compound isolated from red algae, Symphyocladia latiuscula, and its preparation method. The compound is identified as (2R)-2-(2,3,6-tribromo-4,5-dihydroxybenzyl)-cyclohexanone represented by formula(I) and it shows an excellent activity in eliminating DPPH. Also, obtained is 2,3,6-tribromo-4,5-dihydroxybenzylalcohol represented by formula(II) which has anti-oxidant activity as well as the activity of eliminating the above DPPH. They can be used in the preparation of the biologically active compounds. CONSTITUTION: The preparation method comprises: extracting methanol from the above red algae, Symphyocladia latiuscula; distributing CH2Cl2 to the extract to obtain the fraction; and purifying the above fraction by Si gel column chromatography using CH2Cl2-MeOH as eluent.
Patent KR-20020034014-A (KR)
Title: Making mathod of receiving light part many piece optical fiber
Inventor: KIM GI UNG
IPC: G02B6/25
Filed: 2000-11-01
Abstract: PURPOSE: A method for forming a light receiver end part of a bundle of optical fibers is provided, which shows a highest brightness at the light receiver end part of the optical fiber by reducing a cutting pressure applied when cutting the optical fiber bundle. CONSTITUTION: An LED(3) is comprised at a location adjacent to a light receiver end part(10), and a light supply part(15) is constituted by combining the light receiver end part and the LED with a connection body(4). The light receiver end part is formed by winding thread(11) on a fixed section of the optical fiber, and the thread having lower elastic force than the prior shrinking band provides a combining force to every strip of the optical fiber, and thus when a cutting pressure is applied to cut the optical fiber bundle, the bundle form of the optical fiber is not deformed to the utmost to enable a stable cutting operation.
Patent KR-20020036033-A (KR)
Inventor: KIM JONG KYU
IPC: A01B3/24
Filed: 2000-11-07
Abstract: PURPOSE: A plow for a tractor is provided to minimize the movement of soil as well as to achieve the reliable reversal of the soil during the cultivating work thereof. CONSTITUTION: In the plow for a tractor composed of a frame, a plow support(30) extended downward from a connection bracket, and a plow unit(40) having a plow share(44) and a moldboard(45), a plate shaped divided auxiliary moldboard(47a) is formed at the one side of the moldboard of the plow unit. The divided auxiliary moldboard comprises an auxiliary moldboard unit(46a) constructed so that the surface angle thereof is adjustable in all directions about the advance direction of the plow unit.
Patent KR-20010044130-A (KR)
Inventor: YOU JAE CHUN
IPC: A62B35/00
Filed: 2000-11-17
Abstract: PURPOSE: A safety belt is provided to minimize the shock loaded on the waist area by dividing a weaving connection part into plural double weaving parts in a falling accident. CONSTITUTION: An end of double weaving parts(16,17) is fixed to a waist belt of a worker, and the other end is fixed on a safe structure by a safety rope capable of attaching and detaching by a hook. A shock-absorbing belt(14) relieves the shock loaded on the waist area by dividing a weaving connection part into a plurality of double weaving parts(16,17) by the impact. An end of a fall-preventing belt(18) is sewed with an end of the double weaving part(16) and the other end is sewed with the other end of the double weaving part(17). The weaving connection part is totally cut and divided through whole length of the double weaving part(16) for preventing the worker from directly falling to the ground.
Patent KR-20020038862-A (KR)
Title: Decoder for having not charge pump and non-volatile memory device including the same
Inventor: KWON SEOK CHEON
IPC: G11C16/06
Filed: 2000-11-18
Abstract: PURPOSE: A decoder without a charge pump and a non-volatile memory device comprising the same are provided, which reduces a layout area of a memory cell decoder and transfers a high voltage signal to a memory cell without degrading an operation characteristics even at a low power supply voltage. CONSTITUTION: The memory cell decoder(20A) enables word lines of a number of memory cells of a memory array in response to an address. The memory cell decoder comprises the first node(N15), and the first transfer part(19A) outputting a high voltage signal to the first node in response to an activation of the first selection signal selecting the memory cell decoder. A control part(11) generates the first control signal selecting the memory cell decoder in response to the address and discharges a signal of the first node when the first control signal is inactivated. And the second transfer part(M17-M18) outputs word line enable signals enabling the word line to the memory cells in response to the signal of the first node when the first selection signal and the first control signal are inactivated.
Patent KR-20010044146-A (KR)
Inventor: YOON JUN YEONG
IPC: D01F8/14
Filed: 2000-11-27
Abstract: PURPOSE: A process for preparing the titled fiber by controlling the modulus, crystallinity and birefringence of yarn in each stage to a suitable range is provided, which reduces the dissolution of a sea component or the lowering of physical properties of yarn during raising fiber. CONSTITUTION: In manufacturing sea-island type conjugate fiber for warp knit fabric having 50 to 90 denier by using an alkali readily soluble copolymerized polyester as a sea component and conventional polyesters as an island component, spinning and drawing, the fiber satisfies the following conditions: 1)a velocity(V1) of a first godet roller;1,000 to 5,000m/min, 2)a velocity(V2) of a second godet roller;1,500 to 6,000m/min, 3)a crystallinity of yarn on the first godet roller;8.5 to 25%, and 4)a birefringence of yarn on the second roller(Δn);0.10 to 0.20.
Patent KR-20020043065-A (KR)
Title: hinge apparatus for cellular phone
Inventor: LEE GEUN JU
IPC: H04B1/38
Filed: 2000-12-01
Abstract: PURPOSE: A hinge apparatus in a portable phone is provided to achieve the miniaturization of a portable phone by making a fixed cam and a rotary cam in a single unit, preventing the cams from rotating vacantly, and guiding a spring using a rotation axis. CONSTITUTION: One side of a rotation axis(7) is combined with a fixed cam(8) in a single unit. A spring hooking sill, composed of a sleeve(11) and a plane washer(13), is installed at the other side of the rotation axis(7). A tooth-attached washer(12) is inserted into a slot(12) in order to prevent the plane washer(13) from slipping away. A hooking part(16) is installed at one side of the fixed cam(8) so as to be connected with the hooking part of a case combining slot. A rotary protrusion is formed at the other side of the fixed cam(8). A rotary cam(9) has a rotary protrusion so as to engage with the fixed cam(8). Also a hooking part(17) is installed at the rotary cam(9) so that it can be combined with the hooking part of a folder combining slot. A coil spring(18) elastically presses the rotary cam(9), hung on the spring hooking sill installed at the other side of the rotation axis(7).
Patent KR-20020044200-A (KR)
Title: Internal voltage generator
Inventor: HONG SANG HUN
IPC: G11C5/14
Filed: 2000-12-05
Abstract: PURPOSE: An internal voltage generating circuit is provided to constantly keep a defined voltage level by supplying a first current providing path from an outer power source to an internal voltage and a second current providing path from the internal voltage to an outer ground. CONSTITUTION: An internal voltage generating circuit(200) comprises a comparison part(210) comparing first reference voltage(Vref1) and second reference voltage(Vref2) with internal voltage(Vint). A driving part(220) controls internal voltage by receiving the output signal of the comparator part(210). When internal voltage(Vint) is lower than the first and second reference voltages(Vref1,Vref2), the driving part(220) increases the internal voltage level by flowing current from an outer power source to the internal voltage(Vint). In opposite case, the driving part(220) decreases the internal voltage level by flowing current from the internal voltage(Vint) to an outer ground.
Patent KR-20020044881-A (KR)
Title: Method for Manufacturing a Golf Practice Mat
Inventor: KIM GI JUN
IPC: A63B69/36
Filed: 2000-12-07
Abstract: PURPOSE: A method for producing a golf practicing mat by adhesion of rubber and artificial grass in a single process by a thermal or cooling apparatus is provided. Whereby, the mat has the hardness and durability similar to practicing on natural grass during putting practice. CONSTITUTION: A foaming agent and a filling agent are mixed with one material of natural rubber, synthetic rubber and synthetic resin as a mat(30), and a buffer sheet(35) and artificial grass(15) are laminated successively on the surface of the mat in a mold at 120 to 170deg.C and at 10 to 100kg/cm¬2 and the mat is foamed at the same time.
Patent KR-20020051407-A (KR)
Title: Method of forming a metal wiring in a semiconductor device
Inventor: LEE JAE GON
IPC: H01L21/3205
Filed: 2000-12-22
Abstract: PURPOSE: A formation method of a metal interconnection of semiconductor devices is provided to improve a reliability and a yield by forming a TiO2 layer having a good adhesive characteristic as a hard mask. CONSTITUTION: An interlayer dielectric(2), a first Ti(3a), a metal layer(3b) for interconnection, a second Ti(3c) and a TiN(3d) are sequentially formed on a semiconductor substrate(1). After forming a TiO2(4) as a hard mask on the TiN(3d), a photoresist pattern defining a metal interconnection is formed. At this time, the TiO2(4) has a good adhesive characteristic, thereby preventing an inferiority due to a separation of the TiO2(4) in following processes. Then, the TiO2(4) is selectively etched using the photoresist pattern as an etch mask. After removing the photoresist pattern, metal interconnections(3) are formed by etching the TiN(3d), the second Ti(3c), the metal layer(3b), and the first Ti(3a) using the TiO2(4) as an etch mask.
Patent KR-20020051221-A (KR)
Title: Astray structure for an automobile
Inventor: HAM CHEOL BAE
IPC: B60N3/08
Filed: 2000-12-22
Abstract: PURPOSE: A structure of a vehicle ash tray is provided to prevent the scattering or dropping down of cigarette ashes in a vehicle room by collecting the ashes in the ash tray by a vacuum inhaling element, thereby improving the vehicle room air condition. CONSTITUTION: A structure of a vehicle ash tray includes a purifying filter(12) mounted to an inner surface of an ash tray main body(10) by forming fine apertures(11), and a vacuum inhaling element(20) mounted at the other side of the inner surface, wherein the vacuum inhaling element is a negative pressure element such as a vacuum pump connected to an air conditioning system of the vehicle via a connection tube(21).
Patent KR-20020051233-A (KR)
Title: Mounting structure of removable seat for automobile
Inventor: JUNG BYEONG TAE
IPC: B60N2/00
Filed: 2000-12-22
Abstract: PURPOSE: A detachable seat mounting structure of a vehicle is provided to remove the clearance between a mounting hook and a mounting hole for preventing the movement of the seat, thereby reducing the noise and improving the stability of the seat. CONSTITUTION: A detachable seat mounting structure of a vehicle includes an operation part(30) which includes a protrusion element(31) formed with a gear-shaped part(31a) at a side and a supporting part(31b) at the other side, protruding out of or inserting into a mounting hole(22) at both sides while rotating, a first gear(32) having a pressing plate(32a) to be pressed by a mounting hook inserted into the mounting hole, and a longitudinal tooth part(34) in the right and left direction, and vertically disposed below the mounting hole to move vertically, a return spring(33) mounted between the pressing plate and a bottom surface of the mounting hole, second gears(36) engaged with the first gear from a lower part of the mounting hole, and a rack-type third gear(38) engaged with the second gears from a lower part and the gear-shaped part of the protrusion element from an upper part, wherein the operation part moves in association with the pressing or releasing of the mounting hook with respect to the pressing plate for inserting or protruding the supporting part of the protrusion element, thereby fixing or releasing the mounting hook at the right and left sides.
Patent KR-20020051630-A (KR)
Title: Apparatus for monitoring obstruction of tuyere of blast furnace
Inventor: CHO BONG RAE
IPC: C21B7/16
Filed: 2000-12-23
Abstract: PURPOSE: An apparatus for early sensing clogging of a tuyere in a blast furnace is provided to prevent damage of the tuyere by early sensing clogging of the tuyere due to falling of a non-reduced ore lump, blocking the tuyere from being clogged by pulverized coal, and injecting the pulverized coal again at a stable time point. CONSTITUTION: The apparatus for early sensing clogging of a tuyere in a blast furnace comprises an inlet temperature sensor(60-2) detecting an inlet temperature of a cooling water pipe(60-1); an outlet temperature sensor(60-3) detecting an outlet temperature of the cooling water pipe(60-1); a controller(60-8) judging whether or not a difference between temperature of the inlet temperature sensor(60-2) and temperature of the outlet temperature sensor(60-3) is contained in the preset control temperature range and controlling alarm when the difference is not contained in but deviated from the control temperature range; an alarm bell(60-5) outputting alarm sound according to controlling of the controller(60-8); and an alarm lamp(60-4) indicating a cooling water pipe which is deviated from the control temperature range according to controlling of the controller(60-8), wherein the apparatus further comprises a temperature indicator(60-6) indicating measured temperatures; and a temperature recorder(60-7) recording the measured temperatures, the controller(60-8) controls indication of the measured temperatures using the temperature indicator(60-6) while the controller(60-8) controls recording of the measured temperatures using the temperature recorder(60-7), and the controller(60-8) stops injection of pulverized coal by stopping action of a PCI lance in case that the temperature difference is deviated from the control temperature range.