baber/WOPTO huggingface dataset:
Patent KR-20000010482-A (KR)
Title: Golf shoe
Inventor: WON JONG PIL
IPC: A43B13/14
Filed: 1998-10-01
Abstract: PURPOSE: A golf shoe is provided to render the gravity center of the body to the heel unconsciously and thereby provide a good swing. CONSTITUTION: The golf shoe comprises an out sole. The outer sole has a rear base(30), a front base(34) extending from the rear base(30), and an edged support(32) between the rear base(30) and the front base(34). In the outer sole, the front base(34) has an obliquity of 1 to 5°C.Crees with respect to the horizon at the edged support(32) and the rear base(34) has an obliquity of -7 to 7°C.Crees with respect to the horizon at the edged support(32). The out sole or mid sole has different materials from the outer side to the inside with respect to the lengthwise direction of the outer sole or mid sole. The inside of the outer sole or mid sole is made of an elastic material having lower°C.Cree than the outer side.
Patent KR-19990037076-A (KR)
Title: 기체 이온화를 위한 고전압 발생 장치 및 방법
IPC: H01J27/08
Filed: 1998-10-14
Abstract: 본 발명에 의한 장치는, 고전압발생장치에 관한 것으로, 펠티에(peltier) 발열체 및 냉각체의 결합체와 적절히 배열된 전극으로 이루어진 열전기적 특성을 지닌 본체로 구성된다. 펠티에 요소에서의 전류세기 및/또는 전류방향의 변화를 통하여 요소의 한 면에서 온도변화가 이루어진다. 이러한 온도변화는 열공학적으로 연결된 열전기적 본체로 전달된다. 그로 인하여 본체의 마주보는 평면 사이에 전기적인 전위차가 발생한다. 절연되지 않은 재료로 만들어지는 적절한 전극이 이러한 평면에 형성된다. 이러한 배열은 가장 작은 공간에서의 코로나 방전과 미세한 전기적 산란자기장을 통하여 기체 내부에 이온들을 발생시킨다.
Patent KR-19990007675-A (KR)
Title: 찜질용 팩
Filed: 1998-10-20
Abstract: 본 발명은 팩에 장입된 충전물 매트릭스에 분말 또는 칩 형태의 숯, 분말 또는 칩 형태의 탄화된 코르크, 또는 이것들의 혼합물을 분산시킨 찜질용 팩에 관한 것이다.  상기 팩에 장입된 충전물 매트릭스는 물 또는 겔 상태의 매트릭스일 수 있고, 상기 매트릭스에는 방부제가 포함될 수 있다.
Patent KR-20000026964-A (KR)
Title: Electric cooker having higher heat transmitting efficiency by suppressing partial heating
Inventor: MOON GI ROUNG
IPC: A47J27/62
Filed: 1998-10-24
Abstract: PURPOSE: An electric cooker is provided to reduce defect of partial heating when cooking food, and to improve transmitting efficiency of total heat, by using stainless steel instead of aluminum, and by applying a method which makes a heater adhere tightly to the bottom of a food container. CONSTITUTION: An electric cooker reducing defect of partial heating and improving heat efficiency comprises: a container(10), a heater(30), a heat transmitting plate(20), and a heater cover(40). The container is manufactured in an appropriate shape to contain food inside. Th heater(30) is fixed at the bottom of the container. The heat transmitting plate(20) equally transmits heat to all the surfaces at the bottom, firmly inserted between the heater and the container. The heater cover(40) has a groove to put the heater inside, for preventing heat emission and for protecting the heater, fixed to the heater to fit various heater shapes. A method for solid adhesion is utilized to use plastic and aluminum powder as flux in every surface of contacts.
Patent KR-20000027032-A (KR)
Title: Ion generator
Inventor: PARK SUNG DON
IPC: C01B13/11
Filed: 1998-10-26
Abstract: PURPOSE: An ion generator for purifying of waste water or sewage disposal is supplied, which is characterized in that ion is generated between a plurality of corn-shaped (-)electrodes and (+)electrode panel having circular holes, thus it can reduce electric power used to generate activated ion. CONSTITUTION: Generally, when activated ion or ozone would be injected to sewage including contaminants, these activated substances will react with contaminants and break the contaminants down. The ion generator is composed of minus and plus electrodes. High-voltage current is transmitted through the minus electrode(10). The plus electrode(20) which has a circular hole(21) in shape of panel is installed near from the minus electrode horizontally. The ion generator can generate a lot of activated substances and save electric power because the discharge efficiency is good. The ion generator will be used for breaking down contaminants on the air as well as purifying waste water.
Patent KR-20000028483-A (KR)
Title: Method for controlling position of drum motor by single hole sensor
Inventor: YOON HUI SEONG
IPC: G11B19/02
Filed: 1998-10-31
Abstract: PURPOSE: A method for controlling position of drum motor by single hole motor is provided to simplify a component of a drum motor control circuit by controlling a phase of a drum motor using a hole sensing signal. CONSTITUTION: A drum motor position control program checks as to whether a micro computer of a VCR system is a driving mode(101). A rating value of a drum RPM is set as A and single hole sensor signal is detected when the micro computer of the VCR system is the driving mode(101-103). A switching time value of a driving transistor by one rotation of the drum motor is computed when a signal is detected by single hole sensor(104). One phase time of the switching time value of the driving transistor is computed and a position control pseudo pulse is generated by the computed one phase time(105,106).
Patent KR-20000031758-A (KR)
Title: Method for producing semiconductor device
Inventor: BYEON JUNG HYEOK
IPC: H01L21/76
Filed: 1998-11-10
Abstract: PURPOSE: A method for producing a semiconductor device is provided to simplify a producing process from isolation to formation of a plug, and to improve a stabilization of electrical characteristic. CONSTITUTION: A buffer oxide film(22) is formed on a upper part of a semiconductor substrate(21), a well(23) is formed by implanting a dopant ion, and a nitride film is deposited on a upper part of the buffer oxide film(22). An oxide film(25) is deposited in the entire upper face of the semiconductor substrate(21), and a trench is formed in a field area by flattening after etching parts of the nitride film(24), the buffer oxide film(22), and the semiconductor substrate(21). The oxide film(25) filled in the nitride film and the trench of an area forming a gate is etched after forming an ion implanting area(26) by implanting the dopant ion on the semiconductor substrate(21) formed the trench. A laminated structure of a polysilicon(27), a WSix film(28) and a cap oxide film(29) is formed and a gate is formed by flattening through a chemical mechanical polishing process after performing a thermal oxidizing process in the semiconductor substrate(21). A source/drain area is formed by implanting the dopant ion on the semiconductor substrate(21) after removing the nitride film, and a side wall(30) of the gate and a plug(31) are formed on the entire upper face of the semiconductor substrate(21).
Patent KR-19990045248-A (KR)
Title: 중공주재의 두께 보강구조 및 열처리 방법
IPC: B21D51/00
Filed: 1998-11-12
Abstract: 본 발명에 관한 중공주재는 구조재인 복수의 금속판, 형강 또는 이들의 조합에 의하여 단면이 거의 사각형인 중공주재 본체를 형성하고, 이 중공주재 본체의 소정의 위치를 소성변형이 용이한 온도로 가열하여 가열부를 형성하며, 이 가열부를 상기 중공주재 본체의 길이방향으로 이동시키면서 압축하고 두껍게 하여 냉각시켜 소정의 위치에 적절한 두께의 두께 보강부가 형성된 중공주재를 형성한다.    또한 상기 두께 보강부를 조정냉각하여 페라이트 펄라이트 조직으로 변질시킨다.
Patent KR-19990045253-A (KR)
Title: 반도체 디바이스 제조 방법
IPC: H01L21/027
Filed: 1998-11-13
Abstract: 반도체 기판(11) 상에 형성된 절연막(12)을 패터닝하는 공정은 절연막(12)에 접촉 홀을 형성하고 또한 상기 반도체 기판(11)의 일부분(11a)을 노출시킨다.  상기 노출된 부분(11a)은 상기 절연막과 상기 기판 사이의 경계면의 차지-업을 방지하기 위하여, 상부 절연막에 대한 전자 빔 조사 단계 동안 기판(11)을 접지하는데 사용된다.
Patent KR-20000032468-A (KR)
Title: Controller for preventing defect of plastic injection
Inventor: PARK CHEUL SUN
IPC: B29C45/76
Filed: 1998-11-14
Abstract: PURPOSE: A controller for preventing a defect of plastic injection is provided to prevent a forming defect by controlling an operation of injector through a detection of pressure in a melting resin filled into a cavity inside a metal mold at an injection molding in the plastic injector. CONSTITUTION: A pin(11a) of piston(11) is contacted in an ejector plate(5a) connected with many ejector pins(5) by installing a cylinder(10) inside a moving plate of machine(8) without regard to a piston(7) rod(7a) of ejector cylinder(6). A pressure switch(13) and an oil pipe(12) are connected by injecting oil into the piston(11) inside a cylinder(10). Thereby a pressure of melting resin filled in a cavity inside the metal mold is detected by maintaining the pressure of oil inside the oil pipe in a regular state with a pressure pump and a measuring container of oil(14) in the oil pipe(12).
Patent KR-20000033635-A (KR)
Title: Method identifying video sources on television
Inventor: BANG JIN YONG
IPC: H04N5/44
Filed: 1998-11-25
Abstract: PURPOSE: A method identifying video sources on television is provided to automatically check all video sources input to a TV and display them on an OSD screen, thereby selecting desired input signals by a user if video sources from outside equipment such as a VCR, a video CD, a camcoder, etc. are input through outer input lines. CONSTITUTION: A method identifying video sources on television comprises steps of: inputting a video source identification key; switching the signal input to the television into a video IC if the identification key is input; detecting a synchronous signal in the switched respective signal; memorizing the input signal in which the synchronous signal is detected in the video IC; processing the input signal memorized in the memorizing step in an OSC, then displaying through a CRT; and selecting desired input signals if The OSD screen is displayed.
Patent KR-20000034461-A (KR)
Title: Pulse generator
Inventor: CHOI HYEONG SEOK
IPC: H03K3/00
Filed: 1998-11-30
Abstract: PURPOSE: A pulse generator is provided to have an optical path difference of a very short time interval by using a March-zender interferometer. CONSTITUTION: A pulse generator contains a laser generator(100), an AOM(acousto optic modulator)(102), a first beam splitter(104), a first mirror(106), a second beam splitter(108), a pebri-perot interferometer(110) and a second mirror(112). The laser generator(100) generates a laser beam having a continuous waveform. The AOM(102) shutters the continuous wave generated from the laser generator(100) into very short time intervals. The first beam splitter(104) penetrates a part about each pulse wave by feeding a pulse stream generated from the AOM(102) and reflects the part. The first mirror(106) reflects the part of pulse wave reflected from the first beam splitter(104) forward. The pebri-perot interferometer(110) is controllable to have a certain optical path difference during projecting and passing the pulse wave fed from the first mirror(106). The second mirror(112) reflects the pulse wave fed from the pebri-perot interferometer(110) forward, and the second beam splitter(108) penetrates the pulse stream penetrated from the first beam splitter(104) continuously, and reflects the pulse stream continuously reflected from the second mirror(112) forward. Therefore, the second beam splitter(108) generates one pulse wave penetrated thereof and the pulse wave(Ps) having the optical path difference having the certain time interval with the pulse wave(Ps).
Patent KR-19990046235-A (KR)
Title: 스트로보 방전관을 이용한 비상구 유도등 구동 시스템
IPC: H05B37/02
Filed: 1998-12-04
Abstract: 본 발명은 화재로 인한 연무시에도 가시거리가 길뿐만 아니라 비상예비전원에 의한 작동시간도 크게 향상되어 충분한 대피시간을 갖고 안전하게 대피할 수 있으며 정전시에만 구동되어 전력의 낭비와 램프의 교체 비용 등을 절감할 수 있는 고휘도 스트로보 방전관을 이용한 비상구 유도등 구동 시스템에 관한 것이다. 
     본 발명은 정전시에 시스템에 제1구동전압을 공급하기 위한 비상예비전원용 재충전 밧데리와, 정상상태일때 AC상용전원을 DC로 변환한후 입력되는 전압의 크기와 관계없이 일정한 제2구동전압을 제1구동전압과 공통으로 시스템의 각 부분 및 밧데리에 출력하는 정전압 전원부와, 제1/제2구동전압이 밧데리의 재충전을 요하는 제1기준전압 이하로 하강하는 경우 유도등 구동신호를 발생하기 위한 정전/밧데리 전압 감시수단과, 방전시에 고휘도의 섬광을 발생하는 스트로보 방전관과, 유도등 구동신호가 인가될 때 미리 설정된 제1주기의 트리거 신호와 제1주기보다 상대적으로 더 짧은 제2주기의 AC 고전압을 발생하기 위한 트리거/고압 발생수단과, 트리거/고압 발생수단으로부터 인가된 AC 고전압을 DC로 변환하여 스트로보 방전관의 양단에 인가하고 트리거 신호가 인가될 때마다 스트로보 방전관을 제1주기로 방전시켜 섬광을 발생시키기 위한 램프 발광수단으로 구성되는 것을 특징으로 한다.
Patent KR-20000054856-A (KR)
Title: Method for color image compensation of camera
Inventor: JEON YONG WAN
IPC: H04N7/18
Filed: 1998-12-12
Abstract: PURPOSE: A method for color image compensation of a camera is provided to control the output of a charge coupled device using light intensity in order to improve color reproduction. CONSTITUTION: A method for color image compensation of a camera includes following steps. At the first step, a white region is defined, a gain for each red, green, blue signals is controlled, and a calculation for color reproduction is performed. At the second step, a weighted mean value for each region and motion mean value are calculated. At the third step, a shutter is controlled by using a difference of the means from the second step. At the forth step, a focusing is controlled automatically by using a signal acquired during controlling the light intensity of the charge coupled device.
Patent KR-20000004877-A (KR)
Title: Reference voltage generating circuit
Inventor: YAMAMATO GACHYOSI
IPC: H03M1/36
Filed: 1998-12-14
Abstract: PURPOSE: A reference voltage generating circuit is provided to stabilize a reference voltage generated in an internal circuit. CONSTITUTION: The reference voltage generating circuit comprises: a loose resistor group(11) for dividing a difference voltage between a reference voltage(Vref1) for a high voltage level and another reference voltage(Vref2) for a low voltage level; and a dense resistor group(12, 13, 15, 16) for dividing a voltage between terminals of a resistor consisting the loose resistor group, wherein the circuit outputs a voltage identically divided through a plurality switches, and the dense resistor group is installed every group of the switch, and each dense resistor group is connected parallel with a resistor consisting of the loose resistor group.
Patent KR-19990063395-A (KR)
Title: 세라믹 절삭 공구
IPC: C04B35/58
Filed: 1998-12-24
Abstract: 본 발명은 세라믹 절삭 공구에 관한 것으로,  세라믹 절삭 공구는 티탄 카보니트라이드계 경질상과 알루미늄계상을 주성분으로 포함하고, 여기서 세라믹 재료는 다음의 관계를 만족하며, 
     10wt% ≤ WAl 2 O 3 ≤ 45wt%, 
     51wt% ≤ WTiCN ≤ 89.5wt%, 
     96wt% ≤ WAl 2 O 3 + WTiCN ≤ 99.5wt% 
     여기서 WAl 2 O 3 는 Al 2 O 3 에 대해 계산된 알루미늄의 무게 함량을 나타내고, WTiCN는 상기 티탄 카바이드 경질상의 무게 함량이고,   WTiC는 WTi + WC로 정의되고, WTi와 WC는 각각 티탄 성분과 탄소 성분의 무게 함량이다.
Patent KR-20000042431-A (KR)
Title: Ferroelectrics capacitor and fabrication method thereof
Inventor: HONG SEOK GYEONG
IPC: H01L27/10
Filed: 1998-12-24
Abstract: PURPOSE: A ferroelectric capacitor and fabrication method thereof is to prevent generation of hillock during the recovery anneal due to the use of platinum(Pt) as upper electrode of a capacitor. CONSTITUTION: A ferroelectric capacitor fabrication method comprises the steps of: depositing a first platinum film(21) and a ferroelectric film(22) in the named order on a base layer(20) and crystallizing the deposited platinum film and the ferroelectric film; depositing a second platinum film(23) on the crystallized ferroelectric film; depositing a titanium nitride film(24) on the deposited platinum film; selectively dry-etching the titanium nitride film and the second platinum film to define an upper electrode pattern; and selectively etching the ferroelectric film and the first platinum film to define a lower electrode.
Patent KR-20000042714-A (KR)
Title: Apparatus for removing adsorbed mineral in lime calcining furnace
Inventor: KO JIN KI
IPC: C04B7/44
Filed: 1998-12-26
Abstract: PURPOSE: An apparatus for removing the adsorbed mineral in a lime calcining furnace is provided. CONSTITUTION: A apparatus comprises a temperature sensor (53) which is arranged along the furnace axis in the upper part of the lime calcining furnace (10) where the flame (20) of a burner (14) is supplied and measures the surface temperature of a furnace; a part for controlling the angle of inclination (60); and a controller (54). The part for controlling the angle of inclination (60) is provided with an inspection camera (57) on a hood part (7) for inspecting the adsorbed mineral (21) of grizzly bar (23), a support plate (8), and a wire (51) which penetrates the hood part (7) and whose upper and lower terminal are connected with the support plate (8) and the grizzly bar (23), respectively. The controller (54) compares the set temperature and the temperature transferred from the temperature sensor (53), preestimates the position and shape of the adsorbed mineral (21), controls the flame (21) of a burner (14) by controlling a cooling air flux control valve (58) and a main air flux control valve (59), and increases the angle of inclination of the grizzly bar (23) by increasing the cylinder (55) when the adsorbed mineral (12) is detected by the inspection camera (57).
Patent KR-20000043156-A (KR)
Title: Electronic breaking switch
Inventor: KIM CHANG SUN
IPC: H01H50/00
Filed: 1998-12-28
Abstract: PURPOSE: An electronic breaking switch is provided to prevent the damage to the contacts and switch a large volume current and a high voltage instantly by forming the slanted contacts made of an excellent thermal resistant material. CONSTITUTION: A fixing contact(18) is horizontally formed on the upper side of a fixing plate(16) connected to external wire(32). A movable contact(14) is horizontally formed on the lower side of a movable plate(12) and over the fixing contact(18). A movable shaft(20) penetrating the movable plate(12) is connected to an electronic magnet(10). A blur fixing contact(28) is formed in a slanted manner on the upper side of an auxiliary fixing plate(22) extended from the fixing plate(16). A blur movable contact(24) is formed in a slanted manner on the lower side of the auxiliary moving plate(22).
Patent KR-20000044155-A (KR)
Title: Method for optimizing input driving signal for shape-memory alloy ink jet head, and apparatus and method for preventing overheating
Inventor: CHOI HAE YONG
IPC: B41J2/14
Filed: 1998-12-30
Abstract: PURPOSE: A method for optimizing an input driving signal for a shape-memory alloy ink jet head and an apparatus and a method for preventing overheating are provided to guarantee a stability of ink injection, and prevent excessive energy input and thermal damage due to overheating, thereby improving reliability of product. CONSTITUTION: A method for optimizing an input driving signal for a shape-memory alloy ink jet head includes the steps of determining a size of a reference input voltage with an input voltage when a displacement generation time of the shape-memory alloy layer provided in the shape-memory alloy ink jet head is minimum, detecting a first time period from beginning of the reference input voltage supply to beginning of a displacement of the shape-memory alloy layer, detecting a second time period from the first time to a maximum displacement of the shape-memory alloy, determining the total time period of the first and second time periods as an application time of the reference input voltage, applying a voltage at least larger than the size of the reference input voltage, and determining a speed and a size of injection of ink solution by controlling the size of the voltage.
Patent KR-19990066934-A (KR)
Title: 자연수 예비 처리 방법
IPC: C02F1/463
Filed: 1996-10-18
Abstract: 본 발명은 자연수의 펌핑 단계(12)와, 부유 물질의 분리 단계(14)와, 미세 여과 단계(16)와, 염소 화합물을 사용한 강력 살균 단계(30)의 조합과 순서로 이루어지는 자연수 예비 처리 방법에 관한 것이다. 잔류하는 과잉 활성 염소는 강력 살균 단계(30) 동안 분말이나 과립과 같은 철 입자의 교류 전기 분해에 의하여 감소된다. 상기 단계들은 음용수를 만들기 위하여 막 분리 수단(40) 보다 상류 공정에서 이행된다. 막 분리 수단(40)은 처리될 물에 따라서 초여과, 미세 여과 또는 역삼투를 제공한다.
Patent KR-19990071547-A (KR)
Title: 구강 점막염 예방과 치료를 위한 조성물과 그 방법
IPC: A61P1/00
Filed: 1996-11-22
Abstract: 본 발명은 프로테그린 펩티드와 같은 항균성 펩티드를 사용하여 사람을 포함하는 동물의 구강 점막염을 치효하는 방법과 그 조성물을 제공한다.
Patent KR-19990077284-A (KR)
Title: 액츄에이터
IPC: B23Q11/08
Filed: 1996-12-26
Abstract: 본 발명은 구동력전달수단에 먼지 등의 부착을 방지할 수 있고 정지 또는 파손의 우려를 없앨 수 있고, 외부로의 먼지 등의 누출을 방지시킬 수 있는 액츄에이터를 제공하기 위해 안출된 것이다.  액츄에이터(10)를 구성하도록 가이드레일(18a, 18b)상에는 가이드블록(22a - 22d)을 거쳐 고정블록(26a, 26b)들이 미끄럼가능하게 제공되어 있다.  상측덮개(84)와 측 덮개(82a, 82b)사이에 형성된 틈새에는 슬릿(88a, 88b)들이 형성되어 있다.  슬릿(88a, 88b)들의 각각을 위해 시일부재(94a, 94b)들이 제공된다.  일측 시일부재(94b)의 전방단부는 슬릿(88a, 88b)들을 폐쇄시키도록 타측 시일부재(94a)의 계단부(104a 또는 104b)와 결합된다.  슬릿(88a, 88b)에는 고정블록(26a, 26b)이 삽입되고, 그 슬릿을 통해 돌출되어 있다.  시일부재(94a, 94b)들의 전방단부들은 액츄에이터(10)의 내부로 연장되는 통로에 위치하는 틈새를 폐쇄시킬 수 있게 고정블록(26a, 26b)의 벽부에 접촉하게 되어 있다.
Patent KR-19990087581-A (KR)
IPC: C08L65/00
Filed: 1997-03-06
Abstract: The present invention relates to a radiation sensitive photoresist composition comprising a photoacid initiator and a polycyclic polymer comprising repeating units that contain pendant acid labile groups. Upon exposure to an imaging radiation source the photoacid initiator generates an acid which cleaves the pendant acid labile groups effecting a polarity change in the polymer. The polymer is rendered soluble in an aqueous base in the areas exposed to the imaging source.
Patent KR-19990067811-A (KR)
Title: 대화의 품질을 개선할 수 있는 음성 스위칭 시스템
IPC: H04M1/60
Filed: 1999-01-09
Abstract: 음성 스위치에 있어서, 수신측 제어부(3a)에는 수신 음성 신호(A) 및 송신 음성 신호(D)가 입력되고, 그로 인해 , 수신측 제어부(3a)는 수신측 감쇄부(1)에서 감쇄량을 제어하기 위한 신호를 발생한다. 결과적으로, 수신측 감쇄부(1)는 수신 음성 신호(A)를 선정된 량 만큼 감쇄시켜 스피커(4)를 구동시키기 위한 스피커 출력 음성 신호(B)를 발생한다. 송신측 제어부(3b)에는 스피커 출력 음성 신호(B) 및 마이크로폰 입력 음성 신호(C)가 입력되고, 그로 인해, 송신측 제어부(3b)는 송신측 감쇄부(2)에서 감쇄량을 제어하기 위한 제어량을 발생한다. 결과적으로, 송신측 감쇄부(2)는 스피커 출력 음성 신호(B)를 선정된 량 만큼 감쇄시켜 송신 음성 신호(D)를 발생한다.
Patent KR-20000051211-A (KR)
Inventor: JEONG JI JUN
IPC: G05F1/12
Filed: 1999-01-19
Abstract: PURPOSE: A voltage regulator for saving electricity and stabilizing a power supply is provided to apply to a place where an input voltage is at any time changed by a surrounding environment, stabilize the input voltage. CONSTITUTION: A voltage regulator for saving electricity and stabilizing a power supply comprises a autotransformer connected to input of the power supply, an alternating current switch(S1) connected to the first winding and the load, and an alternating current switch(S2) connected to the second winding and the load.
Patent KR-20000055271-A (KR)
Inventor: KIM JEONG HYEON
IPC: C08L23/06
Filed: 1999-02-04
Abstract: PURPOSE: A thermoplastic resin composition which has good heat resistance and flow property to be injected at low temperature, low pressure and low speed and has improved surface gloss is provided. CONSTITUTION: A styren thermoplastic resin composition having good heat resistance, flow property and surface gloss according to the present invention comprises: a) 60 to 80 wt% of high impact polystyrene; and b) 20 to 40 wt% of unsaturated nitrile compound-aromatic vinyl compound copolymer containing 5 to 15 wt% of unsaturated nitrile compound monomer and 85 to 95 wt% of aromatic vinyl compound monomer.
Patent KR-19990082698-A (KR)
Title: 초음파모터구동액츄에이터를갖추고있는연무후드배출기
IPC: F16K31/04
Filed: 1999-02-05
Abstract: 본 발명에 따른 배기관의 개스흐름을 제어하기 위한 연무후드배출기는 그 연무후드배출기내의 댐퍼를 각도적으로 위치변환시킬 수 있도록 전기적으로 동작하는 초음파모터구동 액츄에이터를 갖추고 있으며, 상기 연무후드배출기의 구동회로는 전원차단감지회로를 구비하고 있고 상기 전원차단감지회로는 연무후드배출기에 전원이 재저장될 때까지 댐퍼를 소정 위치로 이동시키기에 충분한 전원을 저장할 수 있는 능력을 갖추고 있다.
Patent KR-19990072451-A (KR)
Title: 광학식픽업
IPC: G11B7/09
Filed: 1999-02-05
Abstract: 본 발명은 렌즈홀더와 베이스간에 가설되는 와이어를 간단하고도 정확하게 위치 결정할 수 있고, 조립작업성을 간략화시키는 것을 과제로 한다. 
     상기 과제를 해결하기 위한 수단으로서, 렌즈홀더 (10) 와 베이스 (11) 의 기립부 (16) 에 각각 4 개씩의 와이어 유지부 (15, 17) 를 형성하고, 각 와이어 유지부 (17) 를 와이어 (19) 의 직경에 비하여 충분히 큰 개구를 가지는 V 자 형상의 홈 (17a) 과, V 자 형상의 홈 (17a) 의 계곡부에 위치시켜 와이어 (19) 의 직경과 거의 동일한 폭의 U 자 형상의 홈 (17b), 및 U 자 형상의 홈 (17b) 의 도중에 위치시켜 와이어 (19) 의 직경보다 폭이 넓은 저장부 (17c) 로 구성한다.     렌즈홀더 (10) 측의 각 와이어 유지부 (15) 도 동일하게 구성한다.     광학식 픽업의 조립단계에서 와이어 (19) 를 V 자 형상의 홈 (15a, 17a) 에 떨어뜨려 U 자 형상의 홈 (15b, 17b) 내로 위치 결정시킨 후, 저장부 (15c, 17c) 내에 접착제 (22) 를 주입하여 U 자 형상의 홈 (15b, 17b) 에 침입시킴으로써, 각 와이어 (19) 를 렌즈홀더 (10) 와 베이스 (11) 가 대응하는 와이어 유지부 (15, 17) 에 접착 고정한다.
Patent KR-20000055420-A (KR)
Inventor: KWON JUNG HEE
IPC: D02J1/00
Filed: 1999-02-03
Abstract: PURPOSE: A method for producing multicolored yarns for knitting fabrics of diverse colors and patterns is provided. CONSTITUTION: A method comprises the steps of: (1)preparing yarns; (2)knitting a fabric with a single yarn interlocking in a zig-zag form; (3)printing the produced fabric with a gravure printing machine to obtain a printed pattern in various colors; (4)setting the printed fabric for raveling; 5)raveling the yarn from the fabric to wind on a bobbin for reusing.