baber/WOPTO huggingface dataset:
Patent KR-20020037517-A (KR)
Title: An open-protected type flexible printed circuit
Inventor: JUNG CHANG SEOP
IPC: H05K1/14
Filed: 2000-11-14
Abstract: PURPOSE: An open protected type flexible printed circuit is provided to achieve improved stability of circuit by preventing opening through the enhancement of circuit pattern. CONSTITUTION: An open protected type FPC comprises a panel compression unit(110) connected to electrode terminals of a panel; an LCD panel coupling unit(130) connected to electrode terminals of an electric circuit; and a flexible circuit pattern unit(120) constituted by the terminals of the panel compression unit and patterns for connecting the terminals of the LCD panel coupling unit. Each pattern of the flexible circuit pattern unit is divided into a plurality of patterns having a narrow width so as to increase a flexibility.
Patent KR-20010078430-A (KR)
Title: Electrodialyzer apparatus
Inventor: ALEXANDER ALEXEYVICH TSKHAY
IPC: B01D61/44
Filed: 2000-11-18
Abstract: PURPOSE: An electrolysis equipment is provided, which can save electricity by 5-30% in electrolysis for removing NaCl of 3g per liter solution concentration by using twenty spacers of 220mm in diameter and applying 1.2A current to ion exchange membranes, thereby resulting in resistance of 7ohm that is lower than the conventional resistance of 10.7ohm. CONSTITUTION: The system comprises the followings: (i) an electrolysis equipment which is composed by an upper compact plate (4) and a lower compact plate (6), between which many ion exchange membranes (14) and many spacers (12) are inserted in every other positions and tightened by bolts of a fixing device (5); (ii) an upper compact plate (4) that is set at the top and has two effluent holes (36,38) at both sides of outer position; (ii) a lower compact plate (6) that is set at the bottom and has two influent holes (63,65) at both sides of inner position; (iii) two electrode plates (8,10) which are set on the compact plates (4,6) respectively; (iv) twenty spacers (12) which are set at the every other positions of ion exchange membranes (14) and have guide holes a,b,c,d (20,22,24,26) which are selectively communicate with influent holes (63,65) and effluent holes (36,38); (v) ion exchange membranes (14) which are set at every other positions of the spacers (12) and have guide holes e,f,g,h (28,30,32,34) which communicate with the guide holes (20,22,24,26); and (vi) three fixing parts (5) which fix the whole system by tightening bolts.
Patent KR-20020043815-A (KR)
Title: Manufacturing method of hemispherical grain capacitor
Inventor: LEE SEUNG HWAN
IPC: H01L21/02
Filed: 2000-12-04
Abstract: PURPOSE: A method for fabricating a hemispherical grain capacitor is provided to prevent adjacent lower electrodes from being short-circuited, by preventing the lower electrodes from protruding over a mold insulation layer even if a part of the mold insulation layer is eliminated by the limit of etch selectivity when removing a planarizing insulation layer. CONSTITUTION: The mold insulation layer(140) having an opening in a region for a capacitor is formed on a substrate. Silicon of a uniform thickness is deposited on the mold insulation layer to form a lower electrode layer having a concave part. An insulation material is deposited on the lower electrode layer to fill the concave part so that the planarizing insulation layer(180') is formed. The planarizing insulation layer and the lower electrode layer are eliminated until the mold insulation layer is exposed so that a cylindrical lower electrode(165) is formed. A part of the upper portion of the lower electrode is removed to be lower than the surface of the planarizing insulation layer and the mold insulation layer. The planarizing insulation layer is removed to expose the concave part of the lower electrode. A hemispherical grain is formed on the surface of the concave part of the exposed lower electrode. A dielectric layer and an upper electrode are formed on the cylindrical lower electrode having the hemispherical grain.
Patent KR-20020044408-A (KR)
Title: A Disassembleing Device For Shaft And Bearing
Inventor: CHO MYEONG HO
IPC: B25B27/02
Filed: 2000-12-06
Abstract: PURPOSE: An apparatus for releasing a driving shaft from a bearing is provided to prevent a screw hole of an integral type casing from being damaged and to reduce the working time by omitting the use of an oxygen cutter. CONSTITUTION: A driving shaft(2) and a bearing(3) are press-fitted into an integral type casing(1). A tension bar is coupled to a screw section(2-a) of the driving shaft(2). A bearing holder is screw coupled to a screw hole(6) formed in a bearing housing(4) of the integral type casing(1) by passing through the tension bar. A tension socket is installed at a rear end of the bearing holder. A pressing plate is installed at a rear end of the tension socket. A hollow hydraulic jack is installed at a rear end of the pressing plate so as to provide a thrust force to the pressing plate. A fixing nut is coupled to a screw formed at an end of the tension bar. An electric pump is provided to supply a force to the hollow hydraulic jack.
Patent KR-20020044738-A (KR)
Title: Sewage purification system using established disposal plant
Inventor: LEE JONG HYUK
IPC: C02F3/00
Filed: 2000-12-06
Abstract: PURPOSE: A biological nitrogen/phosphorus removal system using conventional sewage treatment plant is provided. CONSTITUTION: The system is characterized in that primary sedimentation tank and digestion tank of conventional sewage treatment plant are changed to anaerobic tank and anoxic tank respectively for removing nitrogen/phosphorus. Therefore nitrogen/phosphorus are removed biologically without additional facilities. Also sludge generation is decreased.
Patent KR-20010070276-A (KR)
Title: Method and apparatus for manufacturing a multi-layer electronic device
Inventor: NAKAZAWA MUTSUO
IPC: H01L21/48
Filed: 2000-12-07
Abstract: PURPOSE: To provide a laminate electronic components manufacturing method, by which the manufacturing efficiency of laminated electronic components can be improved by shortening the time required for performing a step of working green sheets for forming a through-hole row, etc. CONSTITUTION: Since a worked green sheet is detached from the outer peripheral surface of the other drum and an unworked green sheet is attached to the outer peripheral surface of the drum, while a prescribed working is performed on the green sheet attached to the outer peripheral surface of at least one drum of two or more drums by projecting a laser beam upon the sheet, expected working can be performed continuously, without having to interrupt the working for attaching and detaching the green sheets to the from the outer peripheral surfaces of the drums.
Patent KR-20020045146-A (KR)
Inventor: BAEK UN CHUL
IPC: G02B6/02
Filed: 2000-12-08
Abstract: PURPOSE: A method for metal coating optical fibers grating of long period is provided to easily and uniformly coat the optical fibers by causing chemical reactions on the surface of optical fibers using silver mirror reaction using silver nitrate(AgNO3). CONSTITUTION: In a metal coating method for coating metal on the surface of optical fibers of long period equipped with a single grating or a pair of gratings, the method for metal coating optical fibers grating of long period is characterized in that silver(110) as a metal is coated on certain areas of upper and lower surfaces of the optical fibers of long period using silver mirror reaction, wherein silver is coated only on upper and lower surfaces of the grating(100a) formed in case of a single optical fibers grating of long period(100), on upper and lower surfaces between the gratings in case of optical fibers of long period equipped with a pair of gratings, on upper and lower surfaces of one side of the gratings formed in case of optical fibers of long period equipped with a pair of gratings, on upper and lower surfaces of one side and the other side of the gratings formed in case of optical fibers of long period equipped with a pair of gratings, or on upper and lower surface of the total pairs of gratings comprising a space between one side and the other side of the gratings in case of optical fibers of long period equipped with a pair of gratings.
Patent KR-20020046018-A (KR)
Title: Method for detecting short position of liquid crystal display device
Inventor: CHOI SEONG TAE
IPC: G02F1/13
Filed: 2000-12-12
Abstract: PURPOSE: A method of detecting short-circuiting of a liquid crystal display is provided to detect short-circuiting of a gate line and a common line of a liquid crystal display and to confirm a short-circuiting position. CONSTITUTION: A test voltage(VT1) is applied to a gate pad of a gate line(20N) to be tested and, simultaneously, a test voltage(VT2) is applied to a gate pad of a common line(10N). A data plot judges short-circuiting of the gate line on the basis of a variation in the test voltage applied to the gate line. The data plot judges short-circuiting of the gate line based on a variation in the test voltage applied to the common line. When the test voltage applied to the gate line becomes the same voltage as the voltage of the common line, the gate line is judged to short-circuit. When the test voltage applied to the common line reaches a maximum value and then becomes the original voltage, the common line is judged to short-circuit.
Patent KR-20020051967-A (KR)
Title: Method for manufacturing a substitute of CaO in sinter mixture raw material and sintered ore
Inventor: KIM TAE DONG
IPC: C22B1/16
Filed: 2000-12-21
Abstract: PURPOSE: A method for manufacturing a substitute of CaO in sinter mixture raw material and sintered ore therefrom are provided. The sintered ore of the present invention has high strength while having less amount of slag content. CONSTITUTION: The substitute of CaO in sinter mixture raw material is prepared by blending (i) 45-78 wt% of blast furnace sludge comprising T.Fe 58-72 wt%, CaO 7-20 wt% and other inevitable impurities with (ii) 22-55 wt% of limestone sludge comprising CaO 45-55 wt% and other inevitable impurities; baking the blended mixture at higher than 1180°C for at least 30 minutes. The substitute of CaO of the present invention comprises T.Fe 26.1-56.2 wt%, CaO 15.4-39.3 wt% and other inevitable impurities.
Patent KR-20020054873-A (KR)
Title: Method For Fabricating Liquid Crystal Display Device
Inventor: KIM BYEONG CHEOL
IPC: G02F1/136
Filed: 2000-12-28
Abstract: PURPOSE: A method of fabricating a liquid crystal display panel is provided to protect substrates from broken pieces generated during scribe and break processes by attaching an adhesive tape onto the top and bottom surfaces of the panel. CONSTITUTION: The first and second substrates(110,111) are attached to each other, facing each other. An adhesive tape(115) for protecting the substrates is attached onto the surfaces of the first and second substrates. A crack is formed on the first or second substrate through a scribe process. Shock is applied to the crack to cut the panel. The adhesive tape is detached from the substrates. Liquid crystal display is injected into the space between the two substrates.
Patent KR-20020055498-A (KR)
Title: Control system and method for demanding on game machine
Inventor: KIM YONG HWAN
IPC: G06Q50/10
Filed: 2000-12-28
Abstract: PURPOSE: A game player controlling system and method is provided to offer a bonus point at a game fee payment card, inserted into a game player, according to a game result, and to enable a user to pay for a game fee by the bonus point at the next game so that it can induce an interest from the user. CONSTITUTION: The method comprises steps of a user inserting a game fee payment card at a game player(S110), the game player checking if the game fee payment card is effective(S120), the game player displaying an error message on a display if the card is not effective or the game player cannot read the card(S125), the game player displaying a remaining amount of money stored at the payment card if the card is effective, then the user playing a game with the game player, and the game player transmitting game result data to a central controller if the game is finished(S130), the central controller analyzing the game result data, and transmitting a corresponding bonus point to the game player(S140), and the game player recording the transmitted bonus point at the payment card(S150).
Patent KR-20020020163-A (KR)
Title: Electrolyte-creating apparatus
Inventor: OYOKOTA SHIGERU
IPC: C02F1/00
Filed: 2000-12-29
Abstract: PURPOSE: To provide an electrolytic water making apparatus not adapted for the purpose of making alkaline water or acidic water but strongly electrolizing water to enable the enhancement of washing effect in a neutral pH state. CONSTITUTION: The electrolytic water making apparatus is equipped with an introducing pipe 4 for introducing water into an electrolytic cell 1, anode plates 3a and 3b arranged along the vertical surface of the electrolytic cell 1, the anode plates 2a and 2b arranged in the electrolytic cell 1 in opposed relation to the anode plates 3a and 3b and a lead-out pipe 6 for leading electrolytic water made in the electrolytic cell l out of the electrolytic cell 1. A large number of through-holes are formed to the cathode plates 2a and 2b, and the cathode plates 2a and 2b are allowed to approach the anode plates 3a and 3b to form narrow flow channels between both electrode plates 3a, 3b and 2a, 2b and nozzles 50 for turing the water from the introducing pipe 4 toward the through- holes are provided to allow water, which flows in the flow channels from the through-holes, to flow through the flow channels by the nozzles 50.
Patent KR-20020056408-A (KR)
Title: Thin film transistor array panel for liquid crystal display and manufacturing method of the same
Inventor: JANG YUN GYEONG
IPC: G02F1/136
Filed: 2000-12-29
Abstract: PURPOSE: An array substrate of a liquid crystal display and a method of fabricating the array substrate are provided to form a black matrix narrower than a gate line or a data line or to eliminate the black matrix so as to improve aperture ratio. CONSTITUTION: Black matrix patterns(302) each of which has a predetermined width are formed on an insulating substrate(301). A color filter(303) is formed between the black matrix patterns. An overcoat film(304) is formed on the overall surface of the substrate including the color filter. A plurality of data lines(305) and gate lines and a thin film transistor are formed on the overcoat film. Each of the data lines and gate lines is wider than each black matrix pattern. A passivation layer(306) is formed on the overall surface of the substrate including the data lines, the gate lines and the thin film transistor. A pixel electrode(307) is formed on the passivation layer and superposed on a predetermined portion of the gate lines or data lines.
Patent KR-20020056557-A (KR)
Title: multifunction switch installing for steering shaft
Inventor: KIM GYEONG HWAN
IPC: B60Q1/34
Filed: 2000-12-29
Abstract: PURPOSE: A structure for mounting a multipurpose switch assembly is provided to remove the bracket for connecting the multipurpose switch assembly and directly connect the assembly to a steering shaft, thereby reducing required parts and omitting the bracket-steering shaft welding process. CONSTITUTION: A structure for mounting a multipurpose switch assembly includes four coupling grooves(10) formed on a steering shaft separatively by a predetermined angle, four coupling pins(20) mounted at a lower part in the traverse direction of a multipurpose switch assembly for the coupling in the coupling grooves, manipulation levers coupled with the coupling pins via hinges for manipulating the coupling pins, and elastic springs for supporting the manipulation levers.
Patent KR-20010022536-A (KR)
Title: 프론트 라이팅을 갖춘 터치스크린
IPC: G02F1/13357
Filed: 1999-06-01
Abstract: 반사형 액정표시장치(5)와, 0.3~2.0mm 두께의 투명 광안내판(3)과 광안내판의 단면에 설치된 광원(4)을 포함하는 프론트 라이트 유닛(15) 및, 투명터치패널 (14)은 반사판(6) 위에 순차적으로 적층된다.
Patent KR-20010030696-A (KR)
Title: 다중 인터넷 서비스 공급자의 지피알에스-가입자 선택
IPC: H04W76/02
Filed: 1998-09-25
Abstract: GPRS-네트워크를 지원하는 이동 무선 통신 시스템(PLMN)내의 스위칭 소자(PLMN-SW)는 이동 무선 통신 네트워크(PLMN)의 단말국(GPRS-MS)를 다수의 패킷 데이터 통신 네트워크(PDN1,PDN2,IN)의 하나와 접속하도록 한다. 패킷 데이터 통신 네트워크(PDN1,PDN2,IN)의 선택은 이동 무선 통신 네트워크(PLMN)의 단말국(GPRS-MS)으로 부터의 특정 네트워크 지시 파라미터(NIP)의 전송에 기초로 한다. 네트워크 지시 파라미터(NIP)는 서빙(GPRS) 지원 노드(SGSN)를 PDP 문맥 활동 절차내의 특정 파라미터로서 전송된다. 따라서, 많은 인터넷 서비스 공급자(ISP1,ISP2,ISP3)는 GPRS-네트워크에 접속될 수 있다.
Patent KR-20010032339-A (KR)
Title: 전자장치의 표면신호조작용 프로우브 및 그 제조방법
IPC: G01B7/34
Filed: 1999-11-12
Abstract: 주사형 프로우브현미경에 사용할 수 있는 고분해능인 고강성ㆍ고벤딩탄성의 프로우브를 실현하고, 표면원자상을 고분해능으로 촬상할 수 있도록 한다. 또한, 고정밀도의 자기정보처리장치에 사용할 수 있는 고정밀도의 입출력용 프로우브를 실현한다. 
     이 목적을 달성하기 위하여, 본 발명에 따른 전자장치의 표면신호조작용 프로우브는 나노튜브(24)와, 이 나노튜브(24)를 유지하는 홀더(2A)와, 상기 나노튜브(24)의 선단부(24a)를 돌출시킨 상태에서 그 기단부(24b)를 홀더면에 고착시키는 고정수단으로 구성되고, 상기 나노튜브(24)의 선단부(24a)를 탐침으로 사용한다. 또한, 고정수단의 일예로서 나노튜브(24)의 기단부(24b)를 피복하는 코팅막(24)을 형성한다. 또한, 선단부의 근원측의 중간부(24c)에도 코팅막(30)을 형성하면, 또한 탐침강도와 분해능이 증가한다. 고정수단의 다른 예로서 기단부(24b)를 홀더면에 융착시킨다. 기단부(24b)의 전체 또는 일부가 융착부로 이루어져 나노튜브(24)가 홀더에 강고하게 고착한다. 
     나노튜브에는 카본나노튜브(CNT), BCN계 나노튜브, BN계 나노튜브 등의 일반의 나노튜브를 사용할 수 있다. 나노튜브는 선단곡률반경이 작기 때문에 고분해능으로 신호를 조작할 수 있고, 또한 강성이나 벤딩탄성이 높기 때문에 매우 파손하기 어려워 수명이 길다. 그리고, 원료값이 싸기 때문에, 고성능의 프로우브를 싼값에 제공할 수 있다. 또한, 이 프로우브를 예컨대, 주사형 터널현미경이나 원자간력현미경의 탐침으로서 사용할 수 있고, 자기디스크장치의 자기헤드로 대체하는 입출력용 프로우브로서도 사용할 수 있다.
Patent KR-20010032519-A (KR)
Title: 금속판 피복용 수지조성물 및 이를 사용한 수지 필름,수지피복 금속판 및 수지 피복 금속용기
IPC: C08L51/06
Filed: 1998-11-26
Abstract: 고유 점도가 0.5 내지 2.0dl/g인 폴리에스테르 수지(A), 고무상 탄성체 수지(B) 및 극성기를 가지는 유니트를 1중량% 이상 함유하는 비닐 중합체(C)로 구성되고, 폴리에스테르 수지(A) 중에 고무상 탄성체 수지(B)가 미세 분산되어 있으며, 또한 적어도 고무상 탄성체 수지(B)의 일부가 비닐 중합체(C)로 캡슐화된 구조를 가지고 있는 금속판 피복용 수지 조성물이다. 또한 상기 수지 조성물을 사용한 금속판 피복용 수지 필름, 그 수지 필름으로 피복한 수지 피복 금속판, 및 그 수지 피복 금속판을 성형하여 구성되는 수지 피복 금속용기.
Patent KR-20010040891-A (KR)
Title: 디코더 및 디코딩 방법
IPC: H04B7/185
Filed: 1999-12-14
Abstract: 본 발명은 전송 방법이 변경된 지점에서 얻어진 에러 특성의 열화를 억제하기 위한 것이다.  제 1 덧셈기는 상기 상태(00)가 상기 상태(00)로 변경될 때 얻어진 SM 값을 계산하고, 그 값을 비교기에 출력한다.  제 2 덧셈기는 상기 상태(01)가 상기 상태(00)로 변경될 때 얻어진 SM 값을 계산하고, 그 값을 비교기에 출력한다.  상기 비교기는 상기 SM 값들을 비교하고, 더 큰 가능성을 갖는 경로를 선택며, 셋과 리셋을 갖는 레지스터에 출력한다.  ACS 제어기는 고정 정보(TAB1)의 상태 전이가 유일하게 결정되는 제약 조건을 검출하고, 셋과 리셋을 갖는 상기 레지스터에 리셋 신호를 출력하고, 상기 상태의 SM 값을 저장하여, 상기 레지스터의 값을 제로로 설정하도록 한다.  상기 ACS 제어기(85)는 또한 셋들과 리셋들을 갖는 레지스터들에 셋 신호들을 출력하고, 상기 고정 정보(TAB1)의 상기 상태(00) 이외의 다른 상태들의 SM 값들을 저장하여, 레지스터들의 값들을 최대 값으로 설정하도록 한다.
Patent KR-20010041095-A (KR)
Title: 비디오 시퀀스를 트랜스코딩하기 위한 동작 벡터 외삽법
IPC: H04N7/32
Filed: 1999-02-02
Abstract: 트랜스코딩(transcoding) 방법은 식별 가능한 코딩 파라미터(parameter)들을 갖는 압축영상 데이터의 제 1 비트스트림(bitstream: 이진 정보흐름)을 수신하여 수행된다. 제 1 비트스트림에 나타난 화상들이 필드나 프래임 화상들이고, 그리고/혹은 제 1 비트스트림에 나타난 화상들이 인터레이스 시퀀스 또는 순차 시퀀스 인지에 관계없이, 이 파라미터들은 제 1 비트스트림에 나타난 화상의 크기인 제 1 비트트림에 나타난 화상GOP구조와 관련이 있다. 제 1 동작 정보는 제 1 비트스트림에서 얻을 수 있고, 또 압축영상 데이터의 제 2 비트스트림을 위한 제 2 동작정보를 외삽(extrapoltion)을 하기 위해 사용된다. 상기 제 2 비트스트림은 제 1 비트스트림의 파라미터와는 다른, 하나 이상의 파라미터들을 갖으며, 트랜스 코딩된 출력으로 제공된다.
Patent KR-20010043889-A (KR)
Title: 무선 통신 디바이스용 고효율 다중대역 안테나
IPC: H01Q9/14
Filed: 1999-05-28
Abstract: 본 발명은 다중대역 스위블 (swivel) 안테나 어셈블리를 갖춘 무선 통신 디바이스를 제공한다.  안테나 어셈블리는 다중대역 방사 안테나 소자와, 그 안테나가 다수의 공진 (resonance)에 동조되도록 허용하는 다중대역 슬리브 (sleeve)를 포함한다.  다중대역 안테나 소자 및 슬리브는 이들 소자를 섀시 (chassis)로부터 고립시키도록 동작하는 동축 급전 케이블을 통해 통신 디바이스의 섀시에 부착된다.
Patent KR-20010071342-A (KR)
Title: 1-단계 정제 프로토콜에 사용을 위한 발현 벡터
IPC: C12N15/30
Filed: 1999-06-16
Abstract: 본 발명은 단일-단계 정제 과정으로 사용될 수 있는 발현 벡터에 관한 것이다.  재조합 단백질은 정제 태그로서, 렉틴 특히 디스코이딘과의 융합 단백질로서 생산된다.  이 융합 단백질은 용출제로 갈락토스를 사용하는 세파로스 4B 크로마토그래피 컬럼상에서 정제될 수 있다.
Patent KR-20010052440-A (KR)
Title: 파일롯 신호를 사용하여 가변 증폭기의 이득 제어를제공하기 위한 이득 제어 회로 및 방법
Filed: 1999-03-29
Abstract: 본 발명은 이득 제어 회로(10)와, 파일롯 신호를 사용하여 가변 증폭 회로(16)의 이득 제어를 하기 위한 방법을 제공한다.  파일롯 신호는 수신된 신호에 더해진다.  파일롯 신호가 수신된 입력 신호에 더해질 때, 샘플링된 입력 신호는 오프셋 또는 저 전력 에러들이 발생하는 점 이상의 레벨을 갖도록 보장하는 최소한의 신호 레벨을 갖는다.  바람직하게는, 파일롯 신호는 증폭기(16)의 동작 대역폭내에 있으면서, 입력 신호의 주파수 범위 밖에 있는 주파수를 갖는 사인파 신호일 것이다.
Patent KR-20010025645-A (KR)
Title: The making machine of sawdust
Inventor: LEE SEOK MAN
IPC: B27L11/06
Filed: 2001-01-13
Abstract: PURPOSE: An apparatus for making sawdust is provided to mass-produce high quality sawdust having uniform particle sizes for being conveniently used at a stable and mushroom growing house by feeding material for sawdust into a sawdust making unit in a constant pressure so that the material for sawdust is cut to make sawdust by a cylindrical drum equipped with a fly wheel of the sawdust making unit which is constantly rotated. CONSTITUTION: The apparatus for making sawdust comprises a body frame (1), wherein wheels (2) for moving are installed under the frame, a sawdust making unit (3) is installed at one side on top thereof, a sawdust outlet is installed at outside of the sawdust making unit, and a transmission (5) is installed at other end thereof; a sawdust material guiding plate (6) installed on upper side of the transmission, wherein a hydraulic pump (7) is installed at lower side of back part of thereof, a rail (8) is installed on top surface of wall plate (6a) thereof, a hydraulic cylinder (10) installed at center of a supporting plate (9) of backside thereof, and a supporter supporting the cylinder; a sawdust material holding-down plate (14) installed on a supporting plate (13) at front of a hydraulic axis (12) which is located at front of the hydraulic cylinder (10), wherein a guiding roller (16) is coupled to an axis (15) of outer surface of the supporting plate so that it is driven along a rail (8); and a cylindrical drum axis supported to side plate frames by bearing at outside the cylindrical drum consisting of the sawdust making unit, wherein the cylindrical drum is equipped with a plurality of sawdust making blades, and the drum axis is coupled to a fly wheel outside the bearing.
Patent KR-20010078214-A (KR)
Title: Catalyst composition for preparing polyurethane
Inventor: ISHIKAWA ATSUSHI
IPC: C08G18/18
Filed: 2001-01-31
Abstract: PURPOSE: To provide a catalyst composition for manufacturing a polyurethane having a low viscosity, easy to handle, uniform and transparent, which can decrease the number of or necessitate new installation of storage tanks for a catalyst for manufacturing a polyurethane at a site of polyurethane foaming, lessen chances of workers to be exposed to catalysts for manufacturing a polyurethane forced by handling of plural catalysts, and reduce troubles such as compounding errors or the like. CONSTITUTION: The catalyst composition for manufacturing a polyurethane comprises a tertiary amine compound, a quaternary ammonium salt and a compound represented by the formula: HO-R-OH, wherein R is -CHR1 CHR2-(OCHR1CHR2)n-, wherein R1 and R2 are each independently a hydrogen atom or a methyl group; and n is an integer of 0-2 or -XNR3Y-, wherein R3 is a 1-18C linear or branched alkyl or alkenyl group; and X and Y are each independently -CH2CH2-, -CH(CH3) CH2- or -CH2CH(CH3)-.
Patent KR-20020065757-A (KR)
Title: Filter shielding electro magnetic wave of plasma display panel
Inventor: SIM MYEON GI
IPC: H01J11/44
Filed: 2001-02-07
Abstract: PURPOSE: An electronic wave shielding filter of a plasma display panel is provided to implement low resistance and high transmission, improve Newton's rings and reduce manufacture cost. CONSTITUTION: An electronic wave shielding filter of a plasma display panel is manufactured by forming a conductive film over a transparent glass substrate and patterning the conductive film by radiating laser ten times at 2160mJ/cm¬2 or 100 times at 3465mJ/cm¬2, with a krF 248mm excimer laser. The conductive film is colorful or has transmission ratio less than 70%. The conductive film is made of metal colloid or its alloy. The metal colloid is made of one or more selected from a group of Au, Ag, Pd, Pt, Cu, C, Ni, In, Sb, Sn, Zn, Zr, Se, Cr, Al, Ti, Ge, Fe, W and Pb. During patterning, pixel areas are processed but areas between pixels are not processed so as to increase transmission ratio.