baber/WOPTO huggingface dataset:
Patent KR-20020027926-A (KR)
Inventor: JUNG SEONG JO
IPC: B22D11/10
Filed: 2000-10-06
Abstract: PURPOSE: A device for removing burr on a slab is provided which not only substantially easily performs replacement operation of a blade removing burr by contacting the surface of the slab, but also promptly and accurately performs horizontal leveling operation of the blade. CONSTITUTION: The device(1) for removing burr on a slab comprises a lifting body(20) on which a plurality of holder resting parts(22) are aligned; a blade holder(40) which is mounted on the upper part of the lifting body(20) and consisted of fixing ends(42) which are integrally formed at both sides of the lower part of the blade holder(40) so that the fixing ends(42) are inserted and fixed into holder resting parts(22) of the lifting body(20), and first and second guide parts(44,46) at left and right sides of the upper surface of which a blade and a sub-holder are formed so that they are perpendicularly inserted and fixed each other; and a blade(60) into one side surface of which a first guide part(44) of the blade holder(40) is inserted and fixed, to the other side surface of which a third guide part(48) projected from one side of the sub-holder is inserted and fixed, and which is mounted onto the center of the holder(40) so as to remove burr of the slab.
Patent KR-20020030504-A (KR)
Title: Private Network Using Bluetooth and Communication Method Using the Network
Inventor: LEE HUI DONG
IPC: H04B7/005
Filed: 2000-10-18
Abstract: PURPOSE: A private network using a bluetooth technique and a communication method using the same are provided to apply a network by a mobile Internet protocol and a cellular Internet protocol to the bluetooth technique and support a hand-off of a mobile bluetooth equipment. CONSTITUTION: A bluetooth access point(40) plays a base station role in a bluetooth pico net and interfaces a signal transmitted from an external network with a bluetooth equipment(41). A gateway(43) interfaces a PSTN(Public Switched Telephone Network)(44) and a bluetooth network, transmits a beacon signal to the bluetooth equipment(41) of each local bluetooth network to grasp a position of the bluetooth equipment(41), communicates with a home agent(45) of each bluetooth equipment(41), and performs an authentication work of the bluetooth equipment(41). Two bluetooth chips are embedded in each bluetooth equipment(41) for performing a communication between the bluetooth access point(40) and the bluetooth equipment(41). Two power measuring units are embedded in each bluetooth equipment(41) for measuring a power of a transmission signal from the bluetooth access point(40) of each pico net in a place in which two bluetooth pico nets are overlapped. A router(42) interfaces the bluetooth access points(40).
Patent KR-20020034020-A (KR)
Title: Method for detecting and preventing individual operation of distributed power source
Inventor: JUN YEONG HWAN
IPC: H02J3/06
Filed: 2000-11-01
Abstract: PURPOSE: A method is provided to detect and prevent an individual operation of a dispersing type power supply together with a partial load according to a power stoppage of a utility power system. CONSTITUTION: A first voltage of a utility power system side is compared with a second voltage of a dispersion power supply side. An individual operation of a dispersing type power supply is detected by detecting that a phase difference and a frequency difference between the first and second voltages are greater than allowable reference values. When the individual operation of a dispersing type power supply is detected, an individual operation detection related control signal is transmitted to a decoupling point breaker of a utility power system and a dispersing type power supply so that a main breaker trips a dispersing type power supply in an individual operation in order to prevent an individual operation of the dispersing type power supply.
Patent KR-20010051551-A (KR)
Inventor: AONO FUMIAKI
IPC: H01M4/38
Filed: 2000-11-09
Abstract: PURPOSE: To form a hydrogen storage material capable of keeping a high reactivity to hydrogen over a long period even in a poisoning environment while maintaining its characteristics, such as durability and high hydrogen storage capacity, by a metal fluoride formed on the material and with the release of the metal fluoride layer easily and surely suppressed. CONSTITUTION: This material contains a metal exhibiting a high reactivity to hydrogen by the formation of a fluorine-containing compound, and the material is brought into contact with a metal fluorinating solution to form an integrated layer of the fluoride of the material and the metal fluoride contained in the solution on the surface of the material. The metal to be incorporated ito the solution is selected from at least one kind among rare-earth metals, rare-earth alloys, Fe, Al, Mg, Ca, Mn, Zn, Zr and Li. An aqueous solution of hydrofluoric acid, a solution of hydrofluoric anhydride or a solution of an organic compound such as and pyridine, triethylamine, isopropyl alcohol, etc. hydrofluoric anhydride, can be selected as the solution.
Patent KR-20020038159-A (KR)
Title: A system for supplying technical information by using the Internet and a method therefor
Inventor: BAE JONG DAE
Filed: 2000-11-16
Abstract: PURPOSE: A system and a method for providing the technical information using the Internet are provided to receive the new technical information by actively transmitting the new technical information wanted by a user through an e-mail. CONSTITUTION: The system comprises a system operator(100), an external information source(200) and the user(300). A technical information collection server(120) stores and manages the information collected by oneself and received from the external information source in a technical information list database(110). A customer management server(130) stores and manages the customer information in a user preference technology database(140) by analyzing the information preferred by the user. A web server/mail server(150) connects to the technical information collection server and the customer management server, executes a role of a gateway connecting the operator with the Internet, and executes the role of providing a mail service to the user and managing the web of the operator. An external technical information management server(240) of the external information source manages and stores the information of a specific field in the external technical information database(220).
Patent KR-20020038852-A (KR)
Title: An electric fan
Inventor: KIM TAE IN
IPC: F04D25/08
Filed: 2000-11-18
Abstract: PURPOSE: An electric fan with air cleaning function is provided to clean up odor or smoke and to concentrate air supply only on a desired part. CONSTITUTION: An electric fan includes a housing; a ventilator(30); an air cleaner(40); a blowing direction controller(50); and a controller(60). The housing is detachable and has an air inlet(21) and an air outlet on one side. The ventilator is built in the housing to discharge air taken in through the air inlet to the air outlet. The air cleaner is installed on the air inlet of the housing to clean up ambient air taken into the ventilator. The blowing direction controller is installed on the air outlet of the housing to control direction of air discharged from the ventilator. The controller is built in the housing to control the ventilator.
Patent KR-20010008285-A (KR)
Inventor: KIM MYEONG CHEOL
Filed: 2000-11-21
Abstract: PURPOSE: A method for processing an exchange of money via the internet is provided to guarantee the profit, the correctness and the transparency in the transaction of the exchange thereof, by offering an optimum exchange condition to a customer and an exchange trader to enable direct transaction of foreign currency. CONSTITUTION: A foreign currency server for providing integrated information on an exchange rate is established. The lowest selling price and the highest buying price are extracted from the information of the exchange rate. The information on the exchange trader is stored in a database. A customer compares the data in the foreign currency server with the data in the database, and thereby selects desired exchange information. The direct transaction is made by the discussion with the selected exchange trader. The data related to the direct transaction is reported periodically to a national authority concerned.
Patent KR-20020039962-A (KR)
Title: Coolant tube of heat exchanger
Inventor: KIM YONG JAE
IPC: F28F1/00
Filed: 2000-11-23
Abstract: PURPOSE: A refrigerant tube of heat exchanger is provided to make flow of refrigerant smooth and to improve efficiency of heat exchange. CONSTITUTION: A plurality of folded parts(3) are formed on a platy rolling pressed material(2) at fixed intervals by a compressive deformation device. Both ends of the material are joined together to form passages(4) between the folded parts. One ends of the folded parts are formed to contact with plane parts(5) of the material. A plurality of circulation grooves are formed on the folded parts of the material so that refrigerant circulates in a whole refrigerant tube to expand contacting area of the refrigerant to improve efficiency of heat exchange in an alternative instance.
Patent KR-20010051901-A (KR)
Inventor: KOUNO YOJI
IPC: H01J29/89
Filed: 2000-11-23
Abstract: PURPOSE: A flat cathode-ray tube is provided to make projected images easy to see by suppressing generation of reflection light due to external light. CONSTITUTION: In front of a front panel(12), an extinction film(17), which has an extinction function, is stuck. Even if external light is emitted into the front panel(12), quantity of the light is reduced by the extinction film(17) at its incidence into the front panel(12) and at the reflection from a fluorescent-substance layer(14). Although the original image light is also reduced by the extinction film(17), the extinction quantity is relatively smaller than in the case of external light(R), and resultantly, the images observed become clearer than in the conventional case.
Patent KR-20020043701-A (KR)
Title: Automatic Control Apparatus of Coil Winding in Beltwrapper
Inventor: CHUN CHUN HAK
IPC: B21C47/02
Filed: 2000-12-02
Abstract: PURPOSE: An apparatus for automatically controlling initial coil coiling in a belt wrapper is provided to automatically prevent initial coiling defects of a strip due to moving of a belt in the belt wrapper guiding initial coiling for coiling the strip in a coil shape in a cold rolling line or recoiling line. CONSTITUTION: In an apparatus for automatically controlling initial coil coiling in a belt wrapper which is used in coiling a strip in a coil at a cold rolling plant, and in which initial coiling of the strip is performed as a belt(100) is being moved around along pulleys by the rotation of a tension reel, the apparatus comprises long bar shaped skewness detecting sensors(23A,23B) which are installed at the lower part of the pulleys oppositely to a frame(20) horizontally extended onto a frame fixing both end parts of the pulleys; screw jacks(10A,10B) which are installed at left and right of the frame(20) and vertically moved so as to control a degree of horizontality of the pulleys; and PLG motors(12A,12B) which are installed at a base(13) of the upper part of the frame(20) to control ascent and descent of the screw jacks(10A,10B).
Patent KR-20020045201-A (KR)
Title: Microwave oven combined with toaster
Inventor: CHOI SEONG SU
IPC: F24C7/00
Filed: 2000-12-08
Abstract: PURPOSE: A toaster microwave oven is provided to satisfy a user by adding the function of a toaster to a microwave oven without enlargement of size and structure, to offer convenience to the user by making toasted bread taken out easily, and to easily remove the flour of the bread in a toaster body by making a base separated from the toaster body. CONSTITUTION: A toaster body(120) is fixed on the rear face of a toaster door(110). A heating chamber(121) for receiving bread is prepared in the toaster body. A heater is installed in the heating chamber. A base(123) whereon the bread is placed is movably installed on the lower end of the heating chambers. An opening(122) for putting bread into the heating chamber and taking out the bread from the heating chamber is formed at the upper end of the toaster body. The toaster door turns in 45 angular degrees. Then, the base moves upward in the heating chamber. A portion of the toasted bread is taken out of the toaster body via the opening.
Patent KR-20020045213-A (KR)
Title: A method for manufacturing grain oriented electrical steel sheet
Inventor: HAN GYU SEOK
IPC: C21D8/12
Filed: 2000-12-08
Abstract: PURPOSE: A method for manufacturing a grain oriented electrical steel sheet with superior magnetic property is provided, which is characterized in that a steel slab is reheated within temperature ranges where slab washing does not occur. CONSTITUTION: In a manufacturing method of a grain oriented electrical steel sheet where after reheating a steel slab comprising Si 2.0-4.0 wt.%, C 0.01-0.05 wt.%, Sol-Al 0.005-0.03 wt.%, Mn 0.5 wt.% or less, N 0.007-0.015 wt.%, S 0.01 wt.% or less, Cu 0.03-1.0 wt.%, a balance of Fe and other inevitable impurities in the temperature range of 1200 to 1320°C, the steel slab undergoes hot rolling, coiling, preliminary annealing, primary cold rolling, process annealing, secondary cold rolling, recovery annealing, applying of annealing separator, and hot annealing in order, the present invention is characterized in that above preliminary annealing is carried out within the temperature range satisfying below inequality: -x+1800°C<=y<=-x+1900°C(where x is process annealing temperature, y is preliminary annealing temperature) and the process annealing temperature is carried out in the temperature range of 800 to 1050°C.
Patent KR-20010096523-A (KR)
Title: A method of controlling the side wall thickness of a turbine nozzle segment for improved cooling
Inventor: BURDGICK STEVEN SEBASTIAN
IPC: F01D11/00
Filed: 2000-12-08
Abstract: PURPOSE: A method of controlling the side wall thickness of the nozzle band is provided, in which the weld joint between the nozzle segment cover and the nozzle side wall is remote from the nozzle wall exposed to the hot gas path. CONSTITUTION: A gas turbine nozzle segment(10) has outer and inner bands(12, 14) and a vane(16) extending therebetween. Each band has a side wall(40), a cover(20) and an impingement plate(22) between the cover and nozzle wall defining two cavities(24, 26) on opposite sides of the impingement plate. Cooling steam is supplied to one cavity for flow through apertures(30) of the impingement plate to cool the nozzle wall. The side wall of the band has an inturned flange(40) defining with the nozzle wall(18) an undercut region(44). The outer surface of the side wall is provided with a step(60) prior to welding the cover to the side wall. A thermal barrier coating(64) is applied in the step and, after the cover is welded to the side wall, the side wall is finally machined to a controlled thickness removing all, some or none of the coating.
Patent KR-20020045462-A (KR)
Title: A soft start control circuit which has two functions
Inventor: KO DO YEONG
IPC: G09G3/36
Filed: 2000-12-11
Abstract: PURPOSE: A soft start control circuit having two functions is provided to control an initial soft start process of an inverter circuit and a PWM(Pulse Width Modulation) dimming process by using one pin and one capacitor. CONSTITUTION: A startup circuit(100) is used for determining an initial state of an RS latch(200) and initializing an operation of an inverter. The RS latch(200) has a reset terminal(R) for receiving an output signal of the startup circuit(100), a set terminal(S) for receiving an output signal of the first comparator(COMP1), and an output terminal for operating a switch(400). A soft start pin(300) is used for increasing a signal input to control brightness of a backlight. The first capacitor(C1) is used for charging or discharging the first current source(I1). The first comparator(COMP1) outputs a comparative voltage the set terminal(S) of the RS latch(200). The second comparator(COMP2) outputs a triangular wave to an inversion terminal. The switch(400) is used for charging current source to the first capacitor(C1). A transistor(Q23) performs a switching operation.
Patent KR-20020046655-A (KR)
Title: Tool-Box for Automobile
Inventor: JUNG YONG IL
IPC: B62D21/00
Filed: 2000-12-15
Abstract: PURPOSE: A vehicle tool box is provided to form a closed space in a stepped boundary part between a front panel and a rear panel of a floor panel for increasing the stiffness of the floor panel and obtaining a space for receiving articles. CONSTITUTION: A vehicle tool box includes receiving spaces(16) and cross members(20) formed traversing a floor panel(10) by extending and folding a front panel(12) or a rear panel(14) of the vehicle floor panel, and covers(18) mounted to an outer part or an upper part of the receiving spaces.
Patent KR-20020046691-A (KR)
Title: method for manufacturing thin film transistor semiconductor device
Inventor: LEE SEONG GWON
IPC: H01L29/786
Filed: 2000-12-15
Abstract: PURPOSE: A method for fabricating a thin film transistor(TFT) of a semiconductor device is provided to improve an electrical characteristic of the TFT, by consecutively and uniformly depositing a gate insulation layer and a polysilicon layer for a channel on the entire surface of a wafer. CONSTITUTION: A gate electrode(22) is formed in a predetermined region on an insulation substrate(21). The gate insulation layer(23) and the polysilicon layer are consecutively formed on the entire surface of the insulation substrate including the gate electrode. The polysilicon layer and the gate insulation layer are selectively removed to expose a predetermined portion of the surface of the gate electrode so that a contact hole is formed. A source/drain region(27) and a channel region are formed in the polysilicon layer, respectively. An insulation layer(28) is formed on the entire surface of the insulation substrate except the lower surface of the contact hole. A high conductive material layer(29) is formed in the contact hole.
Patent KR-20010057571-A (KR)
Inventor: BRUTTI FRANCO
IPC: B28B7/36
Filed: 2000-12-16
Abstract: PURPOSE: A film obtainable from polypropylene or other similar materials derived from polypropylene is provided, which optimizes the productive process of slabs made of marble agglomerates because this film solves one of the main problems that arise in this kind of production, namely, the removal of the protective material such as paper, rubber etc. from the slab when the baking phase is concluded and before the beginning of the subsequent phases in which the slab is finished off. CONSTITUTION: The detachable film is formed by a polypropylene layer(both copolymers and homopolymers) in several forms such as cast, extruded, coextruded, mono-biorientated forms or further forms, or other similar materials derived from polypropylene. The film can be directly used or formed on one side or both sides of paper supporting material by suitable bonding or extrusion systems. Unlike polyester, polypropylene accomplishes its antiadhesive function very well on the marble agglomerate, therefore polypropylene is used in the production of marble agglomerate.
Patent KR-20020048254-A (KR)
Title: a clock spring of a steering wheel for an automobile
Inventor: LEE GI WON
IPC: B62D1/00
Filed: 2000-12-18
Abstract: PURPOSE: A clock spring of a vehicle steering wheel is provided to reduce the noise of a clock spring and to check up the neutral position of a flat wire by making the winding state of the flat wire easy. CONSTITUTION: A ring type slip seat(28) is rotatably installed between a rotator(22) and a stator(24). A flat wire(26) is also installed between the rotator and the stator. Many rollers(30,31,32,33) are rotatably combined to the slip seat. One end of the flat wire is fixed on the rotator. The flat wire is returned at one roller. The other end of the flat wire is fixed on the stator. A guide unit(36) for rotating the slip seat is protruded onto a portion of the roller hung with the flat wire. One of the rollers combined to the slip seat is marked to be divided from other rollers. A transparent window for showing the marked roller in the neutral state of a steering wheel is formed on the upper plate of the rotator. Therefore, the winding state of the flat wire is checked easily.
Patent KR-20020049350-A (KR)
Title: Method of manufacturing a semiconductor device
Inventor: KIM TAE GYUN
IPC: H01L27/092
Filed: 2000-12-19
Abstract: PURPOSE: A method for fabricating a semiconductor device is provided to prevent a characteristic of the device from being deteriorated by a gate depletion phenomenon and a boron penetration phenomenon which occur in a gate electrode, by forming a gate electrode composed of n+ polycrystalline silicon and a metal layer in a P-well region and by forming a gate electrode of a metal layer for p-type metal oxide semiconductor(PMOS) in an N-well region. CONSTITUTION: A field oxide layer(22) is formed in a predetermined semiconductor substrate(21). Predetermined ions are implanted to form the P-well region and N-well region. A growth layer(24) is formed on the N-well region. A gate insulation layer and polycrystalline silicon on the P-well and N-well regions are doped. The polycrystalline silicon is ion-implanted and patterned to form a gate pattern. A junction region(31) is formed in the P-well and N-well regions by using the gate pattern as a mask. An interlayer dielectric(32) is deposited on the semiconductor substrate. A chemical mechanical polishing(CMP) process is performed until the surface of the n+ polycrystalline silicon(27) in the P-well region is exposed. The polycrystalline silicon is eliminated. The metal layer(33) for PMOS is formed in the place where the polycrystalline silicon is removed.
Patent KR-20020050313-A (KR)
Title: Quality information sharing system using a network and operating method thereof
Inventor: JUNG IN SU
IPC: G06Q99/00
Filed: 2000-12-21
Abstract: PURPOSE: A system for sharing the quality information using a network and an operation method are provided to reduce the quality failure cost and to rapidly secure the competitive power for the quality by sharing the quality relating information gathered from the markets in real time through the network. CONSTITUTION: The system for sharing the quality information comprises a service center terminal(111) providing the product qualify relating information obtained from the processing result of the service request from a customer, a customer counseling center terminal(112) providing the information for the dissatisfaction relating to the quality received from the customer and the counseling information, a warehouse repair center terminal(113) providing the quality information obtained from the repair result, and a PCB repair center terminal(114) providing the quality information obtained from the PCB repair result. A quality information sharing server(130) draws out the problems by understanding the situation of the quality through the quality relating information from respective terminals and informs the relating personnel of the drawn problems.
Patent KR-20020050515-A (KR)
Title: method for forming capacitor semiconductor device
Inventor: YOO HYEOK JUN
IPC: H01L27/108
Filed: 2000-12-21
Abstract: PURPOSE: A capacitor formation method of semiconductor devices is provided to enhance a capacitance by increasing surface areas of a lower electrode. CONSTITUTION: A heavily doped first polysilicon layer(31) is deposited on an insulating substrate. By etching the heavily doped first polysilicon layer(31) using an etching solution of HF groups, a plurality of grooves(32) having a sponge shape are formed by quickly etching grain boundaries of the heavily doped first polysilicon layer(31) compared to the surface. Then, a dielectric film and a second polysilicon layer are sequentially formed on the resultant structure.