baber/WOPTO huggingface dataset:
Patent KR-20030035961-A (KR)
Title: Turbine shroud cooling hole diffusers and related method
Inventor: NIGMATULIN TAGIR
IPC: F01D25/12
Filed: 2002-10-25
Abstract: PURPOSE: An inner shroud assembly for a turbine, segments for the turbine shroud assembly, and an exhaust method of cooling air are provided to cool segments by giving purge air to a gap between internal shrouds and prevent hot gas from being inhaled into the gap. CONSTITUTION: An inner shroud assembly(10) for a turbine comprises plural part-annular segments(22) combined to form an inner, annular shroud adapted to surround rotating components(14) of the turbine. Each segment has a pair of end faces(28) juxtaposed similar to end faces on adjacent segments with gaps therebetween. The inner shroud assembly includes at least one convection cooling hole(36) in the segment, opening along at least one of the pair of end faces. The one cooling hole is opened into a diffuser recess(38) formed in one of the pair of end faces for diffusing the flow of cooling air into the gap.
Patent KR-20040038994-A (KR)
Title: An air-bound radial tire for heavy weight with circular holes
Inventor: JIN YANG GI
IPC: B60C11/04
Filed: 2002-10-30
Abstract: PURPOSE: A pneumatic radial tire for heavy load having a circular hole is provided to improve the durability of the tire, minimize the loss to wear, and prevent cracks by forming a plurality of circular holes on a rib of a shoulder unit. CONSTITUTION: A pneumatic radial tire for heavy load having a circular hole and forming four grooves in the circumferential direction of a tread forms circular holes on a rib of a tread shoulder unit in the circumferential direction. 60¯200 circular holes of which the lower diameter is smaller than the upper diameter are formed on one side about a center line(CL) of the tire. The depth of the hole is the depth(G) of the tread groove x 0.9 or the depth of the tread groove x 1.1. The central part of the hole positioned on the rib of the shoulder unit is the width(A) of the shoulder unit rib x 0.2 or the width of the shoulder unit rib x 0.5 about a shoulder line(SL) in the circumferential direction of the tire.
Patent KR-20040038364-A (KR)
Title: A valve apparatus for hermetic compressor
Inventor: KIM HYEONG SIK
IPC: F04B39/10
Filed: 2002-10-31
Abstract: PURPOSE: A valve device is provided to reduce noise at the generation of a valve in a hermetic compressor. CONSTITUTION: A compression space(32) is formed in a cylinder(30). A valve plate(50) switches the compression space. A damping hole(54) is installed around a suction hole(52) in the valve plate. The damping hole is a part to be contacted to a suction valve(40) when the suction valve to switch the suction hole hits the valve plate. The damping hole is installed in a recessed groove(53) in the valve plate and protruded more than the surface of the valve plate. The damping hole is formed by a ring shaped rubber material. Thereby, noise by an operating valve is minimized.
Patent KR-20030003154-A (KR)
Title: The system and The method for joint ownership of internet lottery ticket
Inventor: CHO SAMUEL MINJE
Filed: 2002-11-14
Abstract: PURPOSE: A lottery ticket sharing method is provided to enable a user to purchase a lottery ticket at a web site, to subscribe for a lottery ticket sharing group, and to distribute prize money to all the members affiliated at the lottery ticket sharing group if the user wins the prize money. CONSTITUTION: The method comprises several steps. First, a user purchases a lottery ticket at a web site(1). The user receives a lottery number from the web site(2), and applies for participation in a lottery ticket sharing group(3). The web site guides a group participation method and participation agreement contents to the user(4), and receives the group participation agreement from the user(5). The web site gives a participation permission to the user, and makes the group share the lottery number purchased by the user(6). The web site requests a lottery ticket issuer to check if shared lottery numbers win prize money(7), and receives a notification on winning lottery numbers and corresponding prize money from the lottery ticket issuer(8). The web site notifies all the group members of the winning lottery numbers(9), and requests the lottery ticket issuer to pay the prize money(10). The web site receives the prize money(11) and distributes it to all the group members(12).
Patent KR-20040043945-A (KR)
Title: Device for moving swarf in strip grinding line
Inventor: CHOI MUN HWAN
IPC: B24B55/12
Filed: 2002-11-20
Abstract: PURPOSE: A swarf conveyor device is provided to reduce the inflow amount of swarf into a filter tank by filtering the swarf and polishing oil and directly sending the filtered swarf to a conveyor. CONSTITUTION: A filtering device(31) receives polishing oil and swarf from a chute, filters the swarf and discharges the polishing oil to a filter tank(10) by installing in the upper part of the filter tank. A compressing device separates the polishing oil from the swarf by compressing the filtered swarf. A conveyor device discharges the swarf to be removed the polishing oil to a conveyor(11) of the filter tank. Thereby, the inflow of the swarf into the filter tank is minimized.
Patent KR-20030009253-A (KR)
Title: Treatment method of sewage and waste water
Inventor: SEO YEONG JIN
IPC: C02F9/14
Filed: 2002-12-10
Abstract: PURPOSE: An advanced method for treating sewage and wastewater by maintaining optimum environmental conditions of microorganisms for producing humus substances and microorganisms that are in the reciprocal symbiotic ties in a culture tank and an aeration tank is provided. CONSTITUTION: The method for treating sewage and wastewater comprises the processes of molding the mixture into pellet after mixing a part of return sludge of a settling tank with magnetized magnetite powder and one or more ores containing a large amount of soluble minerals; sending the molded pellet to a culture tank in which a bio reactor filled with packings such as magnetite ingot and ore ingot from which various minerals are easily eluted is installed; cultivating humus microorganisms for converting organic contaminants contained in sewage and wastewater into insoluble nonvolatile humus substances and microorganisms that are reciprocal symbiotic ties with the microorganisms by receiving chelate mineral complex salts and other activated enzymes from the culture tank; and returning the cultivated humus microorganisms and microorganisms that are in the reciprocal symbiotic ties with the humus microorganisms to the aeration tank so that the total treatment system converts organic contaminants into humus substances by humidification, thereby purifying water, wherein a permanent magnets or electromagnets are installed at the discharge side of a culture tank circulation pump to improve cultivation efficiency of the microorganisms so that a culture solution of the culture tank is circulated to magnetic fields of the magnets to supply magnetized water, and oxidation reduction potential value is adjusted to between +250 and +350 mV by supplying oxidized water of a sterilization oxidation tank into the culture tank.
Patent KR-20040053940-A (KR)
Title: Appatrus governing strength of car seatbelt retainer
Inventor: PARK SEONG RYONG
IPC: B60R22/46
Filed: 2002-12-16
Abstract: PURPOSE: A device for controlling the strength of a seat belt retainer is provided to efficiently stick a driver fast to a seat in a vehicle crash by controlling the strength of the seat belt retainer according to the posture of the driver. CONSTITUTION: A device for controlling the strength of a seat belt retainer is composed of a plurality of weight sensors(80) installed at a seat and detecting the weight distribution of a driver, an airbag sensor(50) for detecting an impact, the seat belt retainer(60), a current amplifier(90) amplifying current for controlling the strength of the retainer, and a control unit(70). The control unit controls the current amplifier according to signals output from the weight sensors.
Patent KR-20040058550-A (KR)
Title: circuit for driving liquid crystal display device
Inventor: SEO GWANG SIK
IPC: G09G3/36
Filed: 2002-12-27
Abstract: PURPOSE: A driving circuit of an LCD is provided to output a gate turn-on voltage, a gate turn-off voltage, and a gamma reference voltage by forming a boost circuit using a voltage transformer. CONSTITUTION: A driving circuit of an LCD includes a PWM IC, a voltage transformer, a turn-on voltage output unit, a turn-off voltage output unit, and a gamma reference voltage output unit. The PWM IC(21) is used for modulating the pulse width according to amplitude of a signal wave. The voltage transformer(22) is used for varying the input voltage of the primary coil and transforming the induced voltage of the secondary coil according to the modulated pulse of the PWM IC. The turn-on voltage output unit(23) outputs a gate turn-on voltage of a TFT by rectifying and smoothing the output voltage of the voltage transformer. The turn-off voltage output unit(24) outputs a gate turn-off voltage of the TFT by rectifying and smoothing the output voltage of the voltage transformer. The gamma reference voltage output unit(25) outputs a gamma reference voltage by rectifying and smoothing the output voltage of the voltage transformer.
Patent KR-20040059546-A (KR)
Title: HDR modem card for 2G BTS
Inventor: JUN CHAN HUI
IPC: H04L29/10
Filed: 2002-12-27
Abstract: PURPOSE: A modem card apparatus for high speed data of a 2G(Generation) base station is provided to increase stability of voice and data communications without hardware change by applying a modem card for high speed data to a second generation base station. CONSTITUTION: A clock compensator(163c) compensates a system clock(SYS_CLK) and a time signal(PP2S) obtained from a GPS(Global Positioning System) receiver and supplies them to appropriate blocks. A forward link controller(163a) performs a control for a high speed data transmission. A modulator(163b) modulates high speed transmission data under the control of the forward link controller(163a). A signal level converter(163d) transmits the transmission data modulated in the modulator(163b) to an intermediate frequency processor and interfaces receiving data transmitted from the intermediate frequency processor. A reverse link controller(163e) controls receiving and processing operations on the receiving data. A demodulator(163f) demodulates the data received in the signal level converter(163d) in response to the control of the reverse link controller(163e). A turbo decoder(163g) decodes the data demodulated in the demodulator(163f) into a turbo code.
Patent KR-20020092904-A (KR)
Title: 피롤로[2,3-ｄ]피리미딘 누클레오사이드 유사체
IPC: C07H19/14
Filed: 2000-08-17
Abstract: 리보퓨라노오스 부분의 C4' 및 C5' 위치에 치환기를 갖는 피롤로[2,3-d]피리미딘 누클레오사이드 유사체에 대한 조성물 및 방법이 제공된다.  고려되는 조성물은 특히 감소된 세포독성으로 항암 및 면역조절 활성을 나타낸다.
Patent KR-20020035617-A (KR)
Title: Prosthesis for the balance impaired
IPC: A61G/
Filed: 1995-02-03
Abstract: There is provided, in a preferred embodiment, a transportation vehicle for transporting an individual over ground having a surface that may be irregular. This embodiment has a support for supporting the subject. A. ground-contacting module, movably attached to the support, serves to suspend the subject in the support over the surface. The orientation of the ground-contacting module defines fore-aft and lateral planes intersecting one another at a vertical. The support and the ground-contacting module are components of an assembly. A motorized drive, mounted to the assembly and coupled to the ground-contacting module, causes locomotion of the assembly and the subject therewith over the surface. Finally, the embodiment has a control loop, in which the motorized drive is included, for dynamically enhancing stability in the fore-aft plane by operation of the motorized drive in connection with the ground-contacting module. Included in the control loop is a directional control, letting the vehicle move, lean and turn in response to an indication of the subject, e.g. that of leaning the vehicle. The ground contacting module may be realized as a pair of ground-contacting members, laterally disposed with respect to one another. The ground-contacting members may be wheels, a duster of wheels, or includes rotatably mounted arcuate element pairs.
Patent KR-20020040862-A (KR)
Title: 계량저울
IPC: G01G19/44
Filed: 2001-08-13
Abstract: 이 바닥판부재1상에 고착수단을 통하지 않고서 변형판 (4) 이 탑재된다. 이 변형판 (4) 에는 그 변형방향을 일방향으로 규제하기 위한 직선의 홈 (7) 이 형성된다. 바닥판부재 (1) 에는 변형판 (4) 의 각부에 대향하여 위치규제부재 (l4) 가 장착된다. 이 위치규제부재 (14) 에는 슬릿이 형성되고, 그 일부가 탄성변형하기 쉽게 되어 있다. 계량저울 (l) 에 하중이 부가되어 변형판 (4) 이 변형하는 것에 기인하는 상기 변형판의 변의 변위를 이 위치규제블록이 흡수한다.
Patent KR-20020049016-A (KR)
IPC: H04B1/707
Filed: 2000-11-02
Abstract: 본 발명은 코드화된 수신 신호에 대해 코드 신호의 이상적인 동기화를 위한 장치에 관한 것이다. 상기 장치는 보통의 샘플링 주기로 수신된 신호를 생플링하기 위한 샘플링 장치(3), 자기상관 함수에 의존하여 제 1 펄스 성형된 샘플과 제 2 펄스 성형된 샘플을 출력하기 위해 샘플링된 수신 신호 펄스를 성형하기 위한 펄스 성형기(5), 두 개의 샘플을 버퍼링하기 위한 버퍼(7), 코드 신호를 발생시키기 위한 코드 신호 발생기(16), 두 개의 상관 값을 생성하기 위해 발생된 코드를 두 개의 버퍼링된 샘플과 상관시키는 상관 장치(12,15), 보간치를 두 개의 펄스 성형된 샘플과 두 개의 상관 값 사이의 편차의 함수로서 형성하기 위한 보간장치(24)로 구성된다.
Patent KR-20020058002-A (KR)
IPC: D21H23/76
Filed: 2000-11-02
Abstract: A process of making paper or paper board comprising forming a cellulosic suspension, flocculating the suspension, draining the suspension on a screen to form a sheet and then drying the sheet, characterised in that the suspension is flocculated using a flocculation system comprising a siliceous material and an anionic branched water soluble polymer that has been formed from water soluble ethylenically unsaturated anionic monomer or monomer blend and branching agent and wherein the polymer has (a) intrinsic viscosity above 1.5 dl/g and/or saline Brookfield viscosity of above about 2.0 mPa.s and (b) rheological oscillation value of tan delta at 0.005 Hz of above 0.7 and/or (c) deionised SLV viscosity number which is at least three times the salted SLV viscosity number of the corresponding unbranched polymer made in the absence of branching agent.
Patent KR-20020062988-A (KR)
Title: 개선된 합금 섬유 및 제조 공정
IPC: C22F1/10
Filed: 2000-12-22
Abstract: 복수의 합금 성분들을 가지고 피복 재료(30)에 의해 둘러 싸인 금속 합금 와이어(20)로부터 미세 금속 합금 섬유를 제조하기 위한 공정이 개시되어 있다.  도1은 본 공정을 도시한 블록 다이아그램이다.  바람직하게는, 피복 재료는 비활성 분위기(36)의 존재 하에서 금속 합금 와이어 주위에 밀착된다.  피복체는 미세 금속 합금 섬유를 외장하는 인발 가공된 피복체(40)를 제공하기 위하여 그 외경을 감소시키도록 인발 가공된다.  피복 재료는 미세 금속 합금 섬유를 제공하기 위하여 제거된다.  피복 재료의 일부는 미세 금속 합금 섬유로 확산된다.  피복 재료는 새로운 합금 재료로부터 형성된 미세 금속 합금 섬유를 제공하기 위하여, 및/또는, 선택된 피복 재료의 특성에 따른 표면 특성을 갖는 금속 합금 섬유를 제공하기 위하여 선택될 수 있다.
Patent KR-20020073511-A (KR)
Title: Process for producing a grating structure, optical element, evanescent field sensor plate, microtitre plate, and optical coupler for communications technology as well as device for monitoring a wavelength
IPC: G01N21/552
Filed: 2001-01-26
Abstract: Production of a grid structure comprises covering a surface section of a substrate with a photo lacquer layer (10); arranging the surface section in the near field of a phase mask (14) which has been structured according to a laser two beam interference method; irradiating the phase mask under the Littrow angle (theta L) or not more than 5 [deg]; developing the lacquer; etching the surface section to form the grid structure and removing the photo lacquer layer. Preferred Features: The phase mask is a transparent substrate and comprises a structured layer which the grid structure optically inactivates. The structured layer is made of a chrome layer.
Patent KR-20020073595-A (KR)
Title: 디스플레이 디바이스 및 음극선관
IPC: H01J29/50
Filed: 2001-12-07
Abstract: 본 발명은 인-라인 전자총을 구비하는 음극선관과 편향 유닛을 포함하는 디스플레이 디바이스에 관한 것이다. 전자총은 주 렌즈 전계 및 보조 전계를 생성하기 위한 수단을 구비하는 주 렌즈부를 포함한다. 또한, 전자총은 사전 집속 렌즈 전계를 생성하기 위해 제 1, 제 2 및 제 3 전극을 구비하는 사전 집속 렌즈부를 포함한다. 동작 중에, 인-라인 평면에 수직하는 방향으로, 보조 전계 및 주 렌즈는 전자빔으로 하여금 인-라인 평면에 실질적으로 평행하게 주 렌즈를 떠나도록 야기하고, 그로 인해, 애노드 측에 있는 주 렌즈의 갭에서 전자빔의 직경은 디스플레이 스크린 전체에 걸친 전자빔의 편향을 통해 제 2 전극의 애퍼츄어 직경 보다 작거나 그와 동일하게 된다. 그것을 통해, 개선된 화상 재생이 획득될 수 있다.
Patent KR-20020095184-A (KR)
Title: 연발식 소화기
Filed: 2001-02-14
Abstract: 본 발명은, 작동될 때 브리치 록을 해제하는 제 1 핸들(19)을 구비한 제 1 피벗 레버를 포함하는 브리치 록이 설치된 연발식 소화기(小火器)에 관한 것이다.  제 1 핸들(19)은 화기의 측면상에 위치한다.  본 발명에 따르면, 제 2 핸들(21)을 구비한 제 2 피벗 레버가 상기 제 1 핸들에 부여되고, 제 2 핸들은 제 1 핸들(19)에 대향되는 화기의 측면상에 놓인다.  제 2 핸들(21)의 작동이 또한 브리치 록을 해제한다.  소화기는 양 측면상에 위치한 외부 피벗 레버(5, 17)를 구비한 자동 장전 피스톨로서 형성되는 것이 바람직하다.  각각의 핸들(19, 21)은 각 피벗 레버(5, 17)의 후방 단부상에 형성된다.  제 2 피벗 레버는 베이어닛 캐치를 사용하여 화기에 부착될 수 있다.
Patent KR-20030034059-A (KR)
IPC: G02B6/10
Filed: 2001-09-20
Abstract: 본 발명에 따른 광 도파로형 회절격자 소자는 광 도파로에서의 광 도파 방향의 소정 범위에 걸쳐 굴절율 변조에 의한 회절격자가 형성되어 있고, 상기 광 도파로를 도파하는 광 중 반사 대역 내의 광을 회절격자에 의해 선택적으로 반사하는 광 도파로형 회절격자 소자이다. 상기 광 도파로형 회절격자 소자에서는 상기 반사 대역은 K개(K ≥2)의 파장 대역으로 구분되고, 상기 소정 범위에서의 굴절율 변조 △n all 은 K개의 파장 대역 각각에 따른 주기 Λ k 의 굴절율 변조 △n k (k = 1 내지 K)의 합으로서 나타내고 있다. 그리고, 상기 소정 범위의 중심 위치에서의 굴절율 변조 △n k 의 위상 φ k (k = 1 내지 K) 중 적어도 어떤 1세트의 위상은 서로 상위하고 있다. 이와 같이 하면, 전체적으로 짧고, 비용이 저렴하며, 반사ㆍ투과의 특성이 우수한 광 도파로형 회절격자 소자가 제공된다.
Patent KR-20030015228-A (KR)
IPC: A63B59/06
Filed: 2001-04-18
Abstract: 다수 조각의 적층 구조형 단풍나무 야구 배트(10)는 손잡이 측 단부(12) 및 통체 측 단부(18)를 구비하고 제1, 제2, 제3, 제4의 상호 접속되는 편평한 면을 갖는 직사각형 단면의 블랭크(28)로부터 형성되는 장형 부재를 갖는다.
Patent KR-20030040204-A (KR)
IPC: B24B9/06
Filed: 2001-07-06
Abstract: 본 발명은, 웨이퍼 외주 불균일을 억제한 경면면취 웨이퍼, 해당 웨이퍼 가공용 연마클로스, 연마장치 및 연마방법을 제공한다.  상기 웨이퍼는, 경면면취의 오버폴리시 폭을 400㎛이하로 규제함으로써 제공된다.  또, 상기 연마클로스는, 아스커C 경도65 이상의 연마포층과 아스커C 경도 40이하의 스폰지층의 적어도 2층을 접합한 다층구조로 하거나, 또는 상기 연마포층만으로 된 단층구조로 한다.  그리고, 상기 연마장치, 연마방법은, 상기 연마클로스를 부착한 회전드럼에, 회전장치로 회전하는 웨이퍼를 소정각도로 접촉시킴과 동시에 해당 접촉부분에 연마액을 공급하면서 경면면취를 이행하여 제공된다.
Patent KR-20030014237-A (KR)
IPC: H03F3/189
Filed: 2001-05-22
Abstract: 본원 발명은 입력 신호를 증폭하는 증폭기(1)와, 입력 신호의 피크 전력과 평균 전력을 검지하여 피크·애버리지 전력비를 산출하고, 산출한 피크·애버리지 전력비와 소정의 기준값을 비교하며, 비교한 결과에 기초하여, 증폭기(1)에 공급하는 게이트 전압을 제어하도록 지시하는 입력 신호 판별 회로(6)와, 입력 신호 판별 회로(6)에 의한 지시에 기초하여, 입력 신호의 피크·애버리지 전력비가 변화되어도, 증폭기(1)로부터 출력되는 왜곡 전력이 변화되지 않도록, 증폭기(1)에 공급하는 게이트 전압을 제어하는 게이트 전압 제어 회로(7)를 요망하는 고주파 증폭기를 제공한다.
Patent KR-20030004436-A (KR)
Title: Process for the automated manufacture of spectacle lenses
IPC: B29C39/10
Filed: 2000-12-15
Abstract: The present invention provides an efficient, automated process for the manufacture of finished, spectacle lenses. In particular, the invention provides an automated system useful in producing lenses especially multifocal lenses.
Patent KR-20040065709-A (KR)
Inventor: LEE TAEK HEON
Filed: 2003-01-16
Abstract: PURPOSE: A nature protection related game and cyber simulation service system and method is provided to enable a game player to explore a nature or a space via a character, and to become a member of the earth while getting cyber money. CONSTITUTION: The method comprises several steps. A user selects a game among various nature protection games(S100). In a case that the user selects a game on an operation of a farm, the user chooses necessary items and seeds(S110) and sprays agricultural chemicals(S120). The user sells the crops on an electronic marketplace while making cyber money. In a case that the user selects an environment protection game(S135, S140), the user sets a game area and protection targets(S145, S150). The user enhances a level according to a rate set by a service provider by protecting a wet place or extinguishing a fire(S160). By using the obtained cyber money, the user enjoys an exploration(S165).
Patent KR-20040068823-A (KR)
Title: Multi-stage water pumping power plant system for apartment
Inventor: PARK U SIK
IPC: F03B17/04
Filed: 2003-01-27
Abstract: PURPOSE: A multi-stage water pumping power plant system for an apartment is provided to use the whole quantity of electricity for industry, which is generated from 12 electric generators from first to sixth electric generator, and to wholly use the electricity generated from seventh and eighth electric generators in a seventh stage for operating a pumping motor. CONSTITUTION: When water continuously pumped into a rooftop water tank(15) is supplied to four lines of a first stage, the water poured out in rotating a spinning-wheel rotary machine rotates the spinning-wheel rotary machines of every line to a seventh stage. A conveyor belt(2) of an air bladder(1) for rotating the electric generators produces a great quantity of electricity by binding four lines of first and second stages and rotating an electric generator air bladder(5) with strong rotary power by a connecting conveyor belt(4).
Patent KR-20040069428-A (KR)
Inventor: HONG MYEONG SU
IPC: H01C7/00
Filed: 2003-01-29
Abstract: PURPOSE: A metal plate resistor and a fabricating method thereof are provided to reduce the manufacturing cost and enhance the productivity by forming only an insulating layer on a resistor to insulate the resistor. CONSTITUTION: A metal plate resistor includes a resistor, a lead terminal, and an insulating layer. The resistor(11) is formed with alloy of copper and nickel or alloy of steel and chrome. The resistor has a rectangular plate having a predetermined resistance. The lead terminal(12) is formed with copper. The lead terminal is fixed to both sides of a lower side of the resistor. The insulating layer(13) is formed on the remaining part of the resistor except for a fixing part of the resistor on the lead terminal and the resistor.
Patent KR-20040070665-A (KR)
Title: Tape feeder for chip winding apparatus
Inventor: HWANG SANG YEOL
IPC: H01F5/02
Filed: 2003-02-04
Abstract: PURPOSE: A tape feeder is provided to prevent a back-lash by feeding a tape in a linear way through the use of two chucks. CONSTITUTION: A tape feeder comprises a plurality of chucks(52,62) for holding or releasing a tape(20); guide panels(51,61) where the chucks are fixed and move in a linear way; fixed members(50,60) fixed at a frame in such a manner that the guide panel is guided and supported; and an air cylinder(53) serving as a linear driving unit connected to the guide panel, and which drives the chuck in a linear way. The chuck includes an upper chuck member and a lower chuck member arranged to rotate through a rotating shaft. The rotating shaft is embedded with a spring for providing elastic forces for opening the upper and lower chuck members. The chuck has an electromagnet arranged in the side opposite from the side where the tape is held, so as to open the upper and lower chuck members.
Patent KR-20030067537-A (KR)
Title: 섀도우마스크의 제조방법 및 섀도우마스크 제조용내에칭층 도포장치
IPC: C23F1/00
Filed: 2003-02-06
Abstract: 본 발명은 섀도우마스크의 제조방법과 섀도우마스크 제조용 내에칭층 도포장치에 관한 것으로서, 복수의 오목부를 갖는 제 1 주면 및 상기 제 1 주면과 반대측의 복수의 개구를 갖는 레지스트층이 형성된 제 2 주면을 갖는 띠형상 금속 박판(7)의 제 1 주면에, 제 1 그라비어롤(16)로 내에칭층 도포액(22)을 도포하는 공정, 상기 띠형상 금속 박판(7)을 제 2 주면측에서 백업롤(29)로 지지한 상태로 압입롤(28)에 의해 상기 제 1 주면의 오목부에 내에칭층 도포액(22)을 충전하는 공정 및 상기 띠형상 금속박판(7)의 제 1 주면의 내에칭층 도포액(22)의 막두께를 제 2 그라비어롤(16)로 제어하는 공정을 구비하는 것을 특징으로 한다.
Patent KR-20040071960-A (KR)
Inventor: CHO SEONG DAE
IPC: H01L23/538
Filed: 2003-02-07
Abstract: PURPOSE: A semiconductor package with a pattern lead is provided to solve a problem caused by a bonding wire by forming an insulation outer sealing part in the outside of a semiconductor chip attached to a substrate and by electrically connecting an electrode pad of the chip with a substrate pad of the substrate by a pattern lead. CONSTITUTION: A plurality of electrode pads(12) are formed on the semiconductor chip(10). An insulating passivation layer is formed on the semiconductor chip except the electrode pad. The lower surface of the semiconductor chip is attached to the upper surface of the substrate(20). A plurality of substrate pads(21) are formed in a position adjacent to the attached semiconductor chip. The first outer sealing part for insulation is formed on the outer circumference of the chip including the edge of the upper surface of the chip. The first pattern lead connects the electrode pad of the chip with the substrate pad of the substrate corresponding to the electrode pad, formed on the semiconductor chip, the outer sealing part(40) and the substrate. Epoxy molding compound(60) seals the semiconductor chip attached to the upper surface of the substrate, the substrate pad and the first pattern lead. An outer connection terminal is electrically connected to the substrate pad, formed on the lower surface of the substrate.