baber/WOPTO huggingface dataset:
Patent KR-20020078197-A (KR)
Title: A wafer pre-alignment system for a stepper installation
Inventor: LEE DONG HAN
IPC: H01L21/68
Filed: 2001-04-06
Abstract: PURPOSE: An orienter flat-zone unit is provided to reduce a local focus of a stepper by removing previously particles remaining on a wafer before moving to a wafer stage. CONSTITUTION: The orienter flat-zone unit(100) for aligning a wafer flat-zone comprises a turntable(110) for loading a wafer, a rotation part(120) for rotating the turntable(110), and a particle removing unit(132). The particle removing unit(132) removes metallic particles remaining on the wafer loaded on the turntable(110) by using an electrostatic force. Preferably, a solenoid coil for generating the electrostatic force is used as the particle removing unit(132).
Patent KR-20020078876-A (KR)
Title: An expansion device for turbo-chillers
Inventor: JUNG JIN HUI
IPC: F25B41/06
Filed: 2001-04-11
Abstract: PURPOSE: An expansion device of turbo freezer is provided to get more of latent heat of evaporation per unit flowing amount by decreasing static enthalpy of refrigerant flowing into an evaporator. CONSTITUTION: One or more supersonic nozzles(5) are installed on an end of a refrigerant piping connecting a condenser(4) and an evaporator(2) of a turbo freezer to increase kinetic energy of refrigerant. Orifice expansion valves are added on the refrigerant piping to decrease temperature. Outlets of the supersonic nozzles are arranged in lateral direction of the evaporator to prevent dispersion of liquid due to high-speed refrigerant.
Patent KR-20010098627-A (KR)
Title: 벨트 리트랙터
IPC: B60R22/44
Filed: 2001-04-16
Abstract: 탑승자 구속 장치용 벨트 리트랙터는 프레임(10)과, 한 쌍의 플랜지(12, 14)가 있고 프레임(10)에 회전 가능하게 장착되는 벨트 스풀(18)과, 벨트 스풀(18)을 선택적으로 봉쇄하는 잠금 기구를 구비한다. 외부 톱니가 마련된 휠 부재(24)가 벨트 스풀(18)의 한 플랜지(14)상에 장착된다. 잠금폴(30)이 휠 부재(24)와 결합하는 스프링에 의해 편향된다. 벨트 리트랙터의 정상 작동 상태 중, 잠금폴(30)은 휠 부재(24)로부터 해제되도록 솔레노이드(34)에 의해 유지된다.
Patent KR-20020083687-A (KR)
Title: Valve assembly of a reciprocal compressor
Inventor: HONG MYEONG JUNG
IPC: F04B39/10
Filed: 2001-04-28
Abstract: PURPOSE: A valve assembly of reciprocating compressor is provided to control opening degree of a lid valve correspondingly with increase or decrease of discharge pressure. CONSTITUTION: A valve assembly(100) includes a valve plate(110) placed between a cylinder main body and a cylinder head and having a discharge hole(113) formed thereon; a lid valve(120) opening and closing the discharge hole; a first stopper(130) and a second stopper(135) resisting bending stress of the lid valve bending on discharge of refrigerant through the discharge hole; a keeper(140) limiting bending deformation of the stoppers due to the lid valve; and an adjusting bolt(143) coupled to the keeper to contact with the stoppers bent by the lid valve and having distance from the stoppers controlled according to coupling degree thereof.
Patent KR-20020084639-A (KR)
Title: Conductive paste composition and base using the same
Inventor: SIM IN CHEOL
IPC: H01B1/22
Filed: 2001-05-04
Abstract: PURPOSE: A conductive paste composition, its preparation method and substrate employing the composition are provided, wherein the paste composition has good electric characteristic and adhesion power to a substrate and is used to form the electric pattern of a substrate. CONSTITUTION: The conductive paste composition comprises 100 parts by weight of a conductive metal powder and 10-120 parts by weight of a polymer resin solution, wherein the polymer resin solution comprises 100 parts by weight of a polyurethane-based resin, 20-200 parts by weight of a polyester-based resin, 100-200 parts by weight of an alcohol-based solvent, 2-60 parts by weight of a ketone-based solvent and optionally 0.01-5 parts by weight of a coupling agent. Preferably the conductive metal powder is a powder selected from the group consisting of silver, copper, nickel, carbon black and their mixtures. Preferably the polyurethane-based resin is polyester urethane; the polyester-based resin is polyester; the alcohol-based solvent is benzyl alcohol, ethylene glycol or terpineol; and the ketone-based solvent is methyl ethyl ketone, acetone, n-butanone or cyclohexanone.
Patent KR-20020015636-A (KR)
Title: Task design method of communication control apparatus in traffic signal control system and control method using the same
Inventor: JANG TAE SU
IPC: G08G1/07
Filed: 2001-05-28
Abstract: PURPOSE: A method for a task layout of a communication control unit of a traffic signal control system is provided to stably and remotely control a traffic signal controller by securing permissible operating hours upon requesting simultaneous calculation of many intersections. CONSTITUTION: A traffic signal control system comprises a signal control server(110), a communication control unit(100) and a traffic signal controller(130). The communication control unit is constituted into a Recv task(101,103), a Send task, a Siot task(102) and a shared memory(104). The Recv task receives signal plan information, signal control variable and manager order information from the signal control server and transmits it to the shared memory in a demand queue mode. The Siot task receives materials of detector, traffic signal controller operation by second unit and by cyclic unit, and demand of manager from the traffic signal controller and transmits the same to the Send task in a message queue mode. The Send task receives materials of detector, traffic signal controller operation by second unit and by cyclic unit, demand of manager, communication control unit signal plan, and intersection control information from the Siot task and transmits the same to the signal control server.
Patent KR-20010110332-A (KR)
Title: 글로 플러그를 가열하기 위한 방법 및 회로
IPC: F02P19/02
Filed: 2001-06-05
Abstract: 내연 엔진에서 주어진 장치의 주어진 글로 플러그 형태의 글로 플러그를 소정 온도까지 가열하기 위한 방법 및 회로가 제공된다. 전원 전압은 측정 저항(12)과 스위치(11)를 경유하여 상기 글로 플러그 상에 존재한다. 제어 및 조정 유니트(16)는 상기 측정 저항(12)을 통해 전압 강하를 끌어내고 거기서부터 그리고 상기 글로 플러그 상의 마찬가지로 끌어내진 전압으로부터 상기 글로 플러그에 공급되는 열 에너지를 결정한다. 상기 유니트(16)의 출력(15)에서 발생하는 신호는 상기 스위치(11)를 제어한다. 상기 스위치(11)를 닫은 후, 상기 유니트(16)는 상기 유니트(16)에서 합산되는 열 에너지를 상기 글로 플러그에 공급한다. 소정 온도까지 가열하기 위해 요구되는, 그리고 상기 글로 플러그의 기지의 파라미터들과 상기 시작 온도로부터 미리 결정되는 상기 열 에너지가 도달되자마자, 상기 스위치는 상기 출력(15)에서의 상기 출력 신호에 의해 다시 개방된다.
Patent KR-20020096116-A (KR)
Title: Method for measure velocity car and Camera for photographing over-velocity car using thereof
Inventor: LEE JE SEON
IPC: G08G1/054
Filed: 2001-06-18
Abstract: PURPOSE: A method for measuring a vehicle speed and an unmanned overspeed detection camera using the same are provided to detect a driving speed of the vehicle by using a variation of image signals of the vehicle. CONSTITUTION: An unmanned overspeed detection camera includes a line scan camera(110) for sensing the presence of vehicle and a digital camera(120) for detecting an overspeed vehicle. The first data processing portion(115) converts images of the line scan camera(110) to image data. An amplification/gain control portion(116) amplifies the image data of the first data processing portion(115) and controls gains of the images data. A high band pass filter(117) detects high band components from the amplification/gain control portion(116). A level control portion(118) controls electric potential levels of the high band components of filtered image data. A reference potential setup portion(119) compares the controlled electric potential levels with a reference level and outputs a compared result. The second data processing portion(121) converts image signals of the digital camera(120) to image data. An image correction portion(122) corrects picture quality of the image data. A flash control portion(130) controls a flash(131). A time control portion(140) outputs time information according to operations of the line scan camera(110), the digital camera(120), and the flash(131). An interface portion(150) is used for interfacing each component with a data bus(160).
Patent KR-20030001088-A (KR)
Title: Non-volatile memory device and method of fabricating the same
Inventor: CHO SEONG SUN
IPC: H01L29/792
Filed: 2001-06-28
Abstract: PURPOSE: A non-volatile memory device and a method for fabricating the same are provided to minimize the influence of trap assisted tunneling by improving a structure of non-volatile memory device. CONSTITUTION: An isolation layer(101) is formed on a predetermined region of a semiconductor substrate(100) in order to define the first active regions(103) of a cell array region(a) and the second active regions of a peripheral circuit region(b). A plurality of word lines(140) are arrayed on the first active regions(103) of the cell array region(a) and across an upper portion of the isolation layer(101). A stacked insulating layer is inserted between the word lines(140) and the first active regions(103). The stacked insulating layer is formed with a tunnel oxide layer(152), a charge storage layer(154), and a blocking insulating layer(156). A gate capping oxide layer(142) is inserted between the word lines(140) and the first sidewall spacer(146). The charge storage layer(154) and the blocking insulating layer(156) have projection portions(151). A dopant diffusion layer(150) is formed on the first active region(103) between the word lines(140). A gate electrode(240) is formed on the peripheral circuit region(b). A gate capping oxide layer(142) is inserted between the first sidewall spacer(146) and the gate electrode(240). A plurality of dopant diffusion layers(254) are formed on the second active region(203) of both sides of gate electrode(240). A dopant diffusion layers(254) includes the second and the third dopant diffusion layers(250,252).
Patent KR-20030002193-A (KR)
Title: lottery game method using sports game on the internet
Inventor: KIM MIN YOUNG
Filed: 2001-06-30
Abstract: PURPOSE: A lottery drawing method is provided to enable a user to select an item among various sports matches, to purchase a corresponding lottery ticket, to fill a match forecast in the lottery ticket, and to check a lottery drawing result after the selected sports match is finished so it can increase a match analysis ability of the user and activate the non-popular sports match. CONSTITUTION: The method comprises several steps. First, a user accesses a main server, and searches for a sports match schedule(S10). The user selects one event among the various sports matches like a football, a baseball or athletic sports(S12), selects one item among a score, a player or a theme on the selected event according to a preset scheme(S16), purchases a lottery ticket corresponding to the selected item(S18), and writes a match forecast on the lottery ticket(S20). According to a result of the selected sports item, the purchased lottery ticket can be drawn(S22). The user receives a gift or cash if the user wins in the lottery(S28). Finally, the main server stores the lottery result at a member management database.
Patent KR-20030004789-A (KR)
Inventor: LEE YANG JE
IPC: H01J29/48
Filed: 2001-07-06
Abstract: PURPOSE: An electron gun for a color cathode ray tube is provided to improve the focusing characteristics of the electron gun by employing at least two quadrupole lenses, each of which has a different polarity to each other, and a field compensating lens. CONSTITUTION: A triode unit is comprised of a cathode(11) which is a discharging source of an electronic beam, a control electrode(12), and a screen electrode(13). At least two first and second quadrupole lenses, each of which has a different polarity to each other, are sequentially installed on the same axis with the three-pole unit. First to sixth focusing electrodes(14-19) form a field compensating lens installed between the first and second quadrupole lenses in order to compensate a field. A final accelerating electrode(20) is adjacently installed to the sixth focusing electrode(19) to form a main lens.
Patent KR-20010079286-A (KR)
Inventor: JU YUK HYEON
IPC: A23J3/30
Filed: 2001-07-03
Abstract: PURPOSE: A hydrochloric acid hydrolysis method for manufacturing silk amino acid and silk peptide by using silkworm is provided to improve immunity, protect a human body from a variety of harmful elements and promote metabolism and nutrition supply. CONSTITUTION: High-quality silkworm is cut into 3 parts after removing a pupa and washed with purified water. Water and NaHCO3 5% solution are mixed in a ratio of 10:1 and boiled at 100deg.C for 2 hours for a primary washing. NaHCO3 1% solution is mixed and boiled at 100deg.C for 1 hour for a secondary washing to eliminate Serisin and residual NaHCO3. The cut silkworm is dried by using a dryer and dissolved in 1.5N HCl at 100deg.C for 48 hours without pressure. The dissolved material is aged for 24 hours and cooled. The color of the material is black. The pH of the cooled material solution is 7 by adding NaOH and about 15% of refined salt is produced. The black material solution is decolored/deodorized by using active carbons and filtered by using a filter. The filtrate is desalted by using a desalting machine and decompression-concentrated. The concentrate is dried and pulverized to be powder by using lyophilization and spray-drying methods. The dried powder is packed in a stick or a bottle.
Patent KR-20030005470-A (KR)
Inventor: LIM CHAE GOENG
IPC: B60K15/04
Filed: 2001-07-09
Abstract: PURPOSE: A fuel filler cap is provided to prevent the loss of a fuel filler cap by making the fuel filler cap separated from a fuel filler housing and to correctly connect the fuel filler cap to a fuel filler by making the fuel filler cap move in the right position via an operating rod. CONSTITUTION: A bracket(21) is protruded onto one side of a retainer ring(2) rotatably assembled to a fuel filler cap(1). A hinge plate(4) has a connecting portion rotatably connected to the bracket via a hinge pin(41). An operating rod(6) formed lengthwise in the lower portion of the hinge plate slides upward and downward while being tightly inserted to an insertion hole(51) formed in the bottom of a fuel filler housing(5).
Patent KR-20030008126-A (KR)
Title: Cooling-water circulation apparatus of electric furnace water-cooled cable
Inventor: HWANG YONG YUN
IPC: F27B3/24
Filed: 2001-07-16
Abstract: PURPOSE: A device for circulating cooling water of water cooling cables in an electric furnace is provided which maximizes cooling efficiency by generating vortex in cooling water, and prevents damage of the water cooling cables by buffering flowing of the water cooling cables using a magnetic field generated in the water cooling cables. CONSTITUTION: The device for circulating cooling water of water cooling cables in an electric furnace comprises a terminal strip(20) which is connected to the front end of the water cooling cables for conducting electric current to electrodes of the electric furnace, at the center of which a cooling water inlet hole(21) is formed, and at the lower part of which a core wire inserting groove(23) is formed; a core wire(24) at the upper part of which a coupling element(25) inserted into the core wire inserting groove(23) formed at the terminal strip(20) is formed, and at the center of which a spring resting part(26) is formed; a spring(27) which is elastically installed at the spring resting part(26) formed on the core wire(24) so that the spring(27) buffers vibration acted on the core wire(24); and a covered hose(28) which envelops the outer side of the core wire(24), and the upper part of which is fixed to the terminal strip(20) by a fixing band(29).
Patent KR-20030008600-A (KR)
Title: Auto polarity converting apparatus in analog trunk line of private branch exchange
Inventor: CHOI PIL HEON
IPC: H04M3/06
Filed: 2001-07-19
Abstract: PURPOSE: A device for automatically switching polarity in an analog trunk line of a PBX(Private Branch eXchange) is provided to add a polarity switching unit for automatically switching polarity in order to automatically switch polarity even when the polarity is wrongly connected. CONSTITUTION: A transformer(250) changes an AC into a DC from a PBX(100). A power supply unit(230) is connected to a tip line and a ring line of the PBX connected with a user, and supplies DC power. A relay unit(210) captures an analog trunk line connected to the telephone office(100) when an external call is requested. A ring sensor(220) senses a ring in connection with the relay unit(210). A polarity reversal sensor(240) senses a polarity reversal of the telephone office(100). A polarity switching unit(260) is composed of a tip relay switch and a ring relay switch for switching polarity when the tip line and the ring line of the PBX(100) are connected with a tip line and a ring line of an exchange under the control of the telephone office(100).
Patent KR-20030014503-A (KR)
Inventor: KIM DONG GEON
IPC: B22D11/126
Filed: 2001-08-11
Abstract: PURPOSE: A spatter removing apparatus is provided which is capable of removing spatter generated from a torch cutter at the same time as it is generated. CONSTITUTION: In a continuous casting machine in which a canal(12) is formed under support rolls(10) for supporting a slab, and the slab is cut as a torch cutter(16) is being moved along rails(14) installed on the side wall(24) of the canal, the spatter removing apparatus comprises a channel(26) that is installed on the side surface of the torch cutter; a hitting member(28) that is hinge connected to an upper flange of the channel, and a saw tooth shaped cam(30) that is installed along the side wall(24) of the canal(12) to provide the hitting member with rotational moment, wherein the inclination surface of the cam is formed in a direction oppositely to a proceeding direction of the torch cutter from the tip of the cam(30), and the channel is hinge connected to the side surface of the torch cutter, and an operating cylinder(38) is installed between both sides of the torch cutter(16) and the upper surface of the channel(26) to rotate the channel.
Patent KR-20030015516-A (KR)
Title: air volum-adjustment-duct for vehicle
Inventor: LEE HONG JU
IPC: B60H1/26
Filed: 2001-08-16
Abstract: PURPOSE: A duct for adjusting air volume of a vehicle air conditioner is provided to conveniently re-distribute the air volume without any additional air conditioner ducts by fixing adjustment films in the air conditioner duct by rivets. CONSTITUTION: A duct for adjusting air volume of an air conditioner for a vehicle including a heater part(15) formed with a heater discharge hole(11) at a rear end for discharging hot air and a space in the center for fitting a heater unit, and an air conditioner duct(10) formed at both sides of the heater part, of which one is formed with a defrosting discharge hole(20) for defrosting a window glass and the other one is formed with a cooling discharge hole(25) for discharging chilled air, includes adjustment films(30) mounted at both inlets of the defrosting discharging hole and the cooling discharging hole to move right and left, thereby adjusting the air volume. The adjustment films has brackets(35) protruded from both upper and lower ends with protrusions to be fixed with rivets to the air conditioner duct at a position where the wind distribution is adjusted.
Patent KR-20030017955-A (KR)
Title: A portable keyboard
Inventor: BAEK KYOUNG IL
IPC: G06F3/02
Filed: 2001-08-25
Abstract: PURPOSE: A portable keyboard is provided to offer carrying convenience by folding the keyboard, to offer a full keyboard for inputting data by using two hands when the keyboard is unfolded, and to be commonly used for all portable information terminals having a connector different with each other. CONSTITUTION: Five main frames(11,12,13,14,15) and one subsidiary frame(6) made of a hard material are arranged lengthwise and widthwise. Each neighboring main frame and the subsidiary frame are connected along a folding axis pivoting with each other. The folding axis is paralleled to four folding axes(101,102,103,104) connecting with the main frame and is perpendicular to one subsidiary axis(105) connecting with the subsidiary frame(6). Two hangers(62,65) and a connector are installed to the subsidiary frame(6). The axes(101,102,103,104) connecting to the main frames(11,12,13,14) act as a connection and the axis by a pin. Keys(8a,8b) on a folding center are divided into two or three pieces when folded and are operated as one character key by combined with each other when unfolded.
Patent KR-20020018076-A (KR)
Inventor: HAYASHI KENICHI
IPC: B23K26/00
Filed: 2001-08-28
Abstract: PURPOSE: A marking method and a marking apparatus, and a marked optical member thereby are provided to check the presence of a mark easily without using a specific reading apparatus, and to prevent breakage or lowering of strength of material by forming a diffraction grid in a deterioration range. CONSTITUTION: A marking object is prepared, and a laser beam(11) having a wave length range for transmitting the laser beam through a material forming the marking object is converged into the marking object. A multiple photon is absorbed, and the converging position of the laser beam is moved in the area, whose refractive index is changed due to the multiple photon absorption. In the change area of the refractive index, the converging position of the laser beam moves to form the diffraction pattern diffracting a visible light. The presence of the mark is detected without using a specific reading apparatus, and the strength deterioration of the object is prevented.
Patent KR-20010088971-A (KR)
Inventor: RYU CHE WON
IPC: G08B13/00
Filed: 2001-08-28
Abstract: PURPOSE: Provided is a system for preventing crimes including a criminal threatening device and crime scene recording devices. The system can automatically inform the crime situation to a police station and the neighbor during sleeping or absence and also can be used as a wall clock at ordinary times. CONSTITUTION: The system comprises a control part generating a control signal according to a preset program, a remote control transmitting and receiving part for interchanging order of user by radio, a heat sensor sensing temperature in a fixed limit of area for judging a criminal or fire, an LCD display part displaying operation condition and function of the device, a black box recording the whole situation of the crime, a digital camera for photographing the criminal or the crime scene, a siren alarming light, and a DTMF transmitting part for dialing the preset number according to the control signal.
Patent KR-20030018466-A (KR)
Title: Image drying unit for electrophotographic printer
Inventor: LEE JIN SU
IPC: G03G15/20
Filed: 2001-08-29
Abstract: PURPOSE: An image fusing unit of an electrophotographic printer is provided to effectively process the surface of a fixing roller contaminated by a toner. CONSTITUTION: An image fusing unit of an electrophotographic printer includes a fixing roller(100), a backup roller(200) and a coater. The fixing roller and the backup roller are placed on a paper transfer path and rotate, closely adhering each other, to press a paper(10) passing between the two rollers. The coater coats silicon on the surface of the fixing roller and hardens the coated silicon to form a coating film(120), if required. The coater includes a coating tank(310) in which a part of the fixing roller is dipped, an inlet(320) through which the silicon flows into the coating tank, a discharging part for selectively discharging the silicon filled in the coating tank, a waster silicon storage tank(330) for storing waste silicon discharged from the coating tank, and a heater(350) for heating the surface of the fixing roller to harden the silicon on the surface of the fixing roller.