baber/WOPTO huggingface dataset:
Patent KR-20000053115-A (KR)
Inventor: LEENSLAG JAN WILLEM
IPC: C08G18/66
Filed: 1997-10-07
Abstract: PURPOSE: Provided are flexible polyurethane foams and a process to prepare such flexible polyurethane foams. CONSTITUTION: Flexible foams are obtained which do not show a major glass transition temperature between -100°C. and +25°C. and which have an anisotropy of 1.80 to 4.00. The foams are prepared by reacting a polyisocyanate (1), an isocyanate-reactive compound (2), the compound (2) having an average equivalent weight of at most 374 and an average number of isocyanate-reactive hydrogen atoms of from 2 to 8, an isocyanate-reactive compound (3), the compound (3) having an average equivalent weight of more than 374 and an average number of isocyanate-reactive hydrogen atoms of from 2 to 6 and water to prepare a rigid polyurethane foam and by crushing this rigid polyurethane foam. More in particular the foams are prepared by reacting a polyisocyanate (1), a polyol (2) having a hydroxyl number of at least 150 mg KOH/g and an average nominal hydroxyl functionality of from 2 to 8, a polyol (3) having a hydroxyl number of from 10 to less than 150 mg KOH/g and an average nominal hydroxyl functionality of from 2 to 6 and water to prepare a rigid polyurethane foam and by crushing this rigid polyurethane foam.
Patent KR-20000057256-A (KR)
Title: Pressure balanced turbocharger rotating seal
Inventor: ADEFF GEORGE A
IPC: F02B39/00
Filed: 1997-11-25
Abstract: PURPOSE: Provided is a pressure balanced dual piston ring configuration on the shaft in combination with a compression seal engaged between the center housing and turbine wheel shroud provides an effective turbine end seal for avoiding contamination by condensates and vapor in the exhaust gas driving the turbine. CONSTITUTION: A pressure balanced turbocharger rotating seal is provided by two piston rings mounted on the shaft of the turbocharger, one of the rings engaging a circumferential surface of the shaft bore in the center housing and the second ring engaging a circumferential surface of the shaft bore in the turbine wheel shroud, with a passage for introducing pressurizing gas intermediate the two rings, the passage including a circumferential channel in the inner face of the turbine wheel shroud, and a compression seal engaged between the center housing and turbine wheel shroud outboard of the channel.
Patent KR-20000069405-A (KR)
IPC: B62J1/04
Filed: 1997-12-02
Abstract: A bicycle seat is shown which includes a shell (11) formed from plastics material which has two buttock support portions (12 and 14) separated by a slot (16). The shell (18) includes a nose portion (18) and the transition between the support portions (12 and 14) and the nose portions (18) forms hinges (20 and 22) for allowing the support portions (12 and 14) to move independently with respect to one another in arcuate fashion during pedalling motion of the bicycle. A support rail (40) is coupled to the underside of the shell (18) and may have free ends (145) which act as stops to limit the amount of movement of the support portions (12 and 14). Springs (184, 190) may be provided between the mounting rail (40) and the shell (11). In other embodiments (FIGS. 42 to 80), the seal may include chambers for receiving air to cushion and provide support for a rider.
Patent KR-20000057540-A (KR)
Inventor: MASLENNIKOV IGOR L
IPC: H01J17/24
Filed: 1997-11-26
Abstract: PURPOSE: A getter (50 or 74) situated in a cavity of a hollow structure, such as a flat-panel device, is to be activated by directing light energy locally through part of the hollow structure and onto the getter. CONSTITUTION: A light energy is typically provided by a laser beam (60). The getter, typically of the non-evaporable type, is usually inserted as a single piece of gettering material into the cavity. The getter normally can be activated/re-activated multiple times in this manner, typically during the sealing of different parts of the structure together. The getter-containing cavity can be formed by a pair of plate structures (40 and 42) sandwiched around and outer wall (44), or by an auxiliary compartment (72) connected to a larger main compartment (70) typically constituted by the plate structures and outer wall.
Patent KR-20000069852-A (KR)
Title: 여성 착용자의 음순간 공간내로 삽입가능한 흡수장치
IPC: A61F5/44
Filed: 1997-12-23
Abstract: 흡수장치, 특히 월경용이나 실금 보호용 또는 양자의 용도로 여성 착용자가 음순 사이에 착용하는 흡수장치가 개시되어 있다.  본 발명의 흡수성 음순간 장치는 주름형 구조체를 갖는 주 흡수부와, 이것에 연결된 한쌍의 가요성 연장부를 포함한다.  주 흡수부는 상부와 이것에 대향하는 하부를 포함하고 있다.  사용시, 상부는 착용자의 대음순 사이의 공간내로 가장 깊숙히 위치한다.  가요성 연장부는 주 흡수부의 상부로부터 하향 및 측방향으로 연장되며, 착용자의 신체가 쭈그려 앉는 것을 비롯한 소정의 운동범위를 통하여 진행하고 있을 때 착용자의 대음순의 내측면과 접촉을 유지하고 있을 수 있는 것이 바람직하다.  또한 가요성 연장부는 흡수장치를 착용자의 음순간 공간내로 삽입하고 있을 때 착용자의 손가락 끝을 덮을 수 있는 것이 바람직하다.
Patent KR-20000075517-A (KR)
IPC: G02F1/136
Filed: 1998-10-08
Abstract: 반사 액정 디스플레이(LCD) 장치는 실리콘 기저의 표면에 걸친 반사 픽셀 전극의 정열을 포함하고, 광전송 영역은 반사 픽셀 전극 사이에 위치된다.네마틱 액정층은 반사 픽셀 전극사이의 광전송 영역과 반사 픽셀 영역 둘 다에 걸쳐 제공된다. 반사 감쇠기는 광 전송 영역과 네마틱 액정층을 통해 장치 밖으로 반사되는 광 전송 영역과 네마틱 수정층을 통해 장치로 들어가는 빛의 비율을 줄이기 위해 제공된다. 하나의 형태로, 반사 감쇠기는 반사율이 낮은 V자형 층으로 제공되는 기저에서의 V자형 그루브이다. 여기에 대체해서, 반사 감쇠기는 LCD 장치가 밝은 상태에 있을 때, 반사 픽셀 전극의 축으로 약 450도 방향으로 정열되는 네마틱 액정층의 모듈을 구비함으로써 제공된다. 세 번째 가능한 것은 단일 장치에다가 앞에서 언급한 특성을 조합하는 것이다. 이러한 방식으로, 광 덮개를 별도로 구비하지 않고서도, 바라보는 방향에서 내부-픽셀 영역으로부터의 광 반사는 감소되고, 명암은 증가된다.
Patent KR-20010013229-A (KR)
Inventor: MUIR RONALD J
IPC: C10L1/22
Filed: 1999-02-25
Abstract: An overbased magnesium composition deposit control additive for residual fuel oils and turbine fuels is an overbased magnesium sulfonate, carboxylate or phanate or mixtures thereof containing at least 14 % and upwards to about 18 % by weight of magnesium and containing a succinic anhydride and lower carboxylic acid co-promoter reaction product. The additive when added to fuel oils, such as residual fuel oils containing high asphaltenes, reduces, if not eliminates, magnesium/asphaltene deposits or sediment and the consequential plugging of filters. The additive also reduces, if not eliminates, vanadium caused corrosion in the turbine. The invention is also the process for preparing the overbased composition or deposit control additive, wherein the overbasing reaction incorporates the combination of a lower carboxylic acid, preferably acetic acid and a succinic anhydride, preferably dodecenyl succinic anhydride (DDSA), as the co-promoter.
Patent KR-20010069154-A (KR)
Title: Internet aotomatic reference store engine software
Inventor: YOO MYOUNG JIN
IPC: G06F17/00
Filed: 2000-01-12
Abstract: PURPOSE: An Internet automatic search and store engine is provided to store desired information and use the information at need and to collect information automatically by software by connecting to a desired homepage automatically. CONSTITUTION: A user wanted homepage is connected by operating a computer in accordance with a setting time and by automatically calling to an Internet search engine homepage. Documents, pictures and information are stored in the homepage for discriminating the documents and the pictures according to user's editing object in accordance with a set search word. If a storing of necessary data is completed through the Internet, the computer is automatically stopped.
Patent KR-20000062483-A (KR)
IPC: E04D3/08
Filed: 2000-01-18
Abstract: At the butt joint (B) between the cross piece (5) forming the upper boundary and an upright section (6), the base of the channels receiving draining water overlaps the anchoring groove of the cross piece for a sealing strip and bears on the anchoring groove. Water flows from the upright section into the channel of the cross piece. At all further butt joints between uprights and cross piece section (1,2,3,4), the base of the channels for water of one facade section overlap the anchoring groove for sealing strips of the other facade section.
Patent KR-20000062528-A (KR)
Title: 터빈 및 그의 작동 방법
IPC: F02C7/18
Filed: 2000-02-07
Abstract: 정상 작동 동안에 로터의 림 근처에 폐회로 증기 냉각 통로를 갖는 터빈에서, 휠과 스페이서 사이의 휠 공극내에 반경방향 외측으로의 통로를 갖는 로터 보어에 압축기 배출 공기가 공급된다.  원주상에 일정 간격을 갖는 위치에 상기 휠 및 스페이서에 연결된 슬롯 및 채널은 상기 고온 가스 흐름 경로내에 상기 압축기 배출 공기의 배출을 가능하게 한다.  터빈 시동시에, 냉각 공기는 상기 로터의 외부 림을 냉각시키기 위해 상기 폐회로 증기 통로를 통하여 흐르며, 동시에 압축기 배출 공기는 상기 휠 및 스페이서를 예열한다.  정상 상태에서, 냉각 증기는 상기 폐회로 증기 냉각 통로에 공급되며, 압축기 배출 공기는 상기 로터를 냉각시키기 위해 상기 보어를 통하여 상기 휠 공극내에 공급된다.
Patent KR-20010081253-A (KR)
Title: Transistor forming method
Inventor: PARK DAE YEONG
IPC: H01L21/76
Filed: 2000-02-11
Abstract: PURPOSE: A method for forming a transistor is to isolate an active region from a semiconductor substrate, and to increase the data storage time by decreasing a junction area of a source/drain region and the semiconductor substrate. CONSTITUTION: A pad oxide layer and the first nitride layer are formed on a semiconductor substrate(21) in this order. The first nitride layer is etched to define an isolation region. A trench is formed by etching a part of the semiconductor substrate and the pad oxide layer. The first oxide region(24) is formed by oxidizing a side of the trench. A sidewall is formed on a side of the first nitride layer and the first oxide region by depositing and etching the second nitride layer(25) on the entire structure. A through hole is formed to be connected to an adjacent trench bottom by isotropically etching the trench. The second oxide region(26) is formed by oxidizing the through hole. An isolating oxide layer(27) is deposited on the semiconductor substrate. A well and a channel are formed by implanting impurity ions into the semiconductor substrate.
Patent KR-20010081366-A (KR)
Title: Auto-Phone system for integrating function of modem and phone
Inventor: LEE YEONG SEUNG
IPC: H04M11/06
Filed: 2000-02-14
Abstract: PURPOSE: An auto phone system integrating some functions of a modem and the functions of a telephone is provided to offer an auto phone system integrating some functions of a modem and the functions of a telephone and to directly control telephone functions through data communication using a serial communication port in a PC having a telephone control program. CONSTITUTION: A PC(100) is provided with a telephone control program(120) and a serial communication port(110). An auto phone system(200), connected with the PC serial port(110), carries out the functions of a modem and the functions of a telephone. The auto phone system(200) is composed of a serial communication port(210), an MCU(220), and a telephone part(230). The serial communication port(210) is connected with the PC serial port(110). The MCU(220) executes a data interface with the PC(100) through the serial communication port(210) and controls telephone functions. The telephone part(230), connected to an external telephone line(240), carries out voice calls and data communication through the external telephone line(240). The telephone part(230) is connected with a headset(250). Also the telephone part(230) is comprised of a microphone terminal(260), a speaker terminal(270), and a line terminal(280). The microphone terminal(260) and the speaker terminal(270) are provided to connect voice input/output transferred through a sound card from the PC(100) to the headset(250). The line terminal(280) is provided to connect with an external data line.
Patent KR-20000024469-A (KR)
Inventor: LEE SANG MOON
IPC: E01B11/08
Filed: 2000-02-15
Abstract: PURPOSE: A rail is provided to reduce the real distance of operating friction and to narrow the range of a friction action point positioned between connection rails. CONSTITUTION: A rail for connecting slant lines is constituted by the steps of symmetrically combining the joint of the head of a thimble of front and rear rails(1,2) by forming a diagonal slant, positioning the side of an acute angle(1a) of the rear rail(1) to inward, and having the joint of the lower part(5,6) of earthing for forming the same slant line with the joint of the head. Herein, the cut angle of the lower part of earthing is perpendicularly cut, different from the slant angle of the joint of the head to complexly connect the head for connecting the slant lines and the lower part of earthing for perpendicularly connecting. Thereby, the rail contains an effect of reducing a friction acting point with wheel obtained by connecting a rail junction by slant lines as reducing a real distance for acting friction between rails.
Patent KR-20000053665-A (KR)
Inventor: ROH SHI YUL
IPC: H05B37/02
Filed: 2000-03-04
Abstract: PURPOSE: A lighting fixture for controlling color and light is provided to enable users to adjust light or color of lighting equipment according to the purpose of the user by mixing the light or color of lighting equipment so as to create various kinds of light or color. CONSTITUTION: A device for controlling color and light of lighting equipment includes the following components. A rectifier unit(1) rectifies the electricity supplied as power. A stabilizer (2)connects to tubes having different temperature. A controller connected to the stabilizer controls lighting and hue of the lighting fixture by making one axis for controlling color temperature and the other for controlling brightness. A LCD displayer for controlling a device state is connected to the lighting fixture
Patent KR-20010093373-A (KR)
Title: An insulating apparatus of air-conditioner
Inventor: WOO HYEONG JU
IPC: F24F13/00
Filed: 2000-03-28
Abstract: PURPOSE: A cooling air leakage prevention apparatus is provided to achieve an improved cooling efficiency and allow assembly work for the front panel is easily performed, by arranging insulation members to the inner surface of the cabinet. CONSTITUTION: A cooling air leakage prevention apparatus comprises a cabinet(51) having an open front surface, an inlet port, an outlet port, and a bent portion(51a) which is formed at the front surface of both sides of the cabinet, wherein the bent portion has a plurality of holes(51b); insulation members(60,65) attached to both inner side surfaces of the cabinet, and specifically to the side of the bending portion so as to block the inner surface and holes formed at the bent portion; and a front panel(55) having a coupling protrusion(55a) formed at the rear surface of the front panel so as to be coupled with holes formed at the bent portion of the cabinet, wherein the bent portion has a square C-shaped cross section.
Patent KR-20010006949-A (KR)
Inventor: GLEN S GOMEZ
IPC: G01R31/319
Filed: 2000-04-04
Abstract: PURPOSE: A DUT are tested by generating events of various timings, and evaluating output of a tested electronic device (DUT) by the timing of a strobing signal. CONSTITUTION: An address control logic (18) supplies address data to an event count memory (20) and an event vernier memory (21). An event summing-scaling logic (22) generates data showing overall timings of the respective events, based on timing data from the event count memory (20) and the event vernier memory (21). An event generator (24) actually generates the respective events, based on the overall timings from the event summing-scaling logic (22). The events generated in this way are supplied to a tested device (28) through pin electronics (26).
Patent KR-20010094088-A (KR)
Title: A high shrinkage polyester yarn, and a process of preparing for the same
Inventor: KIM JAE YEONG
IPC: D01F6/62
Filed: 2000-04-04
Abstract: PURPOSE: A polyester fiber and a manufacturing method thereof are provided, which has high contractibility, increased bulky and touch, and increases the workability of an after-process by controlling contraction of grey yarn. CONSTITUTION: The polyester fiber having high contractibility is characterized by adding 4-10pts.wt. of dimethyl isophthalate(DMI) and 3-9pts.wt. of 2-2bis£4-(2-hydroxy ethoxy) phenyl| propane(BPE) based on 100pts.wt. of dimethyl terephthalate in a polymerizing process of dimethyl terephthalate and ethylene glycol. Nonaqueous shrinkage ratio(Sr) is 7-12, and dry-heat shrinkage ratio(Rsr) is 14-25.
Patent KR-20010095906-A (KR)
Title: A camera and the method to detect the beating of the pulse
Inventor: CHO NAE JIN
IPC: G03B5/00
Filed: 2000-04-12
Abstract: PURPOSE: A camera having a function for detecting pulse and a method for operating the same are provided to maintain better photographing conditions by considering the trembling of fingers of a user when taking a photograph. CONSTITUTION: A camera having a pulse detecting function includes a distance measuring part for measuring a distance between the camera and a subject, a photometric part for measuring luminance when photographing, a flash unit for supplementing a light amount if lacked, a pulse detecting part mounted to a handle of the camera for measuring pulse of a user, a control part for computing an iris value, and a shutter speed and a pulse rate according to electric signals output from the above parts, and outputting a warning the trembling of fingers of the user when the iris value, the shutter speed, the pulse rate and the focusing distance respectively exceed each reference value, and a display part for displaying the finger trembling according to an output signal from the control part, wherein the pulse measuring part includes a touch panel(151) contacted by a hand of the user, a separation spring(153) connected to the touch panel for protecting the pulse measuring part from an external impact, a pulse measurement switch(155) connected to the separation spring to be turned on or off by the pressure of the pulse, and a pulse measuring sensor(157) for outputting an electric signal in response to the turning on/off of the switch.
Patent KR-20000077049-A (KR)
IPC: G03F9/00
Filed: 2000-04-19
Abstract: 전사투영 장치는 방사의 투영빔을 공급하는 조명 시스템, 마스크를 고정하는 마스크 홀더를 구비한 마스크 테이블, 기판을 고정하는 기판 홀더를 구비하는 기판 테이블, 그리고 기판의 목표영역 상에 마스크의 조사부를 결상하는 투영시스템을 포함한다. 또한, 전사투영 장치는 마스크를 받는 로드-포트(load-port) 모듈과 마스크 홀더사이의 마스크를 교환하는 마스크-핸들링 장치, 교환을 수행하는 제 1및 제 2로봇을 갖는 마스크-핸들링 장치로 구성된다. 제 1로봇은 로드-포트 모듈과 제 2로봇사이의 마스크를 교환하고, 제 2로봇은 제 1로봇과 마스크홀더사이의 마스크를 교환한다. 게다가, 제 1 로봇은 내부 마스크 라이브러리(library)와  마스크 홀더로 마스크를 이송시킬 것이다. 전-정렬(pre-alignment)유닛은 제 1로봇과 제 2로봇사이의 마스크와 제 2로봇과 마스크 홀더사이의 마스크를 교환하는 마스크의 위치를 발견하기위해 존재될 것이다.
Patent KR-20010097613-A (KR)
Inventor: CHOI YUN HOE
IPC: D01F8/14
Filed: 2000-04-25
Abstract: 본 발명은 1.4-부탄디올, 폴리테트라메틸렌글리콜, 그리고 아디핀산을 사용해서 폴리에틸렌 테레프탈레이트와 공중합 시킨 코폴리에스테르를 시즈-코어형 바인더 섬유의 시즈성분으로 사용하여 제조함을 특징으로 하는 코폴리에스테르계 바인더 섬유의 제조방법임. 
     본 발명의 바인더 섬유는 융점이하의 온도에서는 변형이 없고 탄성이 우수해서 고온하에서도 부직포의 강도와 형태를 유지할 수 있으며 가공이 용이하다.
Patent KR-20010106894-A (KR)
Inventor: KIM EUN SEONG
IPC: H01L21/02
Filed: 2000-05-24
Abstract: 본 발명은 반도체 제조공정에 이용되고 있는 고집적 플라즈마 설비에 관한 것으로, 특히 고집적 플라즈마 설비의 챔버 내부 크리닝 공정시 챔버 내부 전체를 균일하게 크리닝 시킬 수 있는 크리닝 가스 시스템에 관한 것이다. 본 발명에 따라 반도체 제조공정에 적용되는 고집적 플라즈마 설비의 챔버 내 크리닝 가스 시스템은, 디포지션 공정에 사용되는 제1가스와 크리닝 공정에 사용되는 제2가스를 선택적으로 공급하는 가스 공급부와; 각기 다른 계층의 가스 노즐들이 적정 위치에 다수 연결되어 있으며, 상기 가스 노즐들을 통해 제1가스 또는 제2가스를 상기 챔버 내부로 주입하는 가스 링(들)과; 상기 공정에 따라 상기 가스 공급부의 제1가스 또는 제2가스를 상기 가스 링(들) 및 특정 계층의 가스 노즐에 선택 연결시켜 가스 공급 경로를 형성하는 가스 노즐 스위칭부;로 구성됨을 특징으로 한다.
Patent KR-20010106905-A (KR)
Inventor: KIM HYEONG JUN
IPC: C23C16/30
Filed: 2000-05-24
Abstract: 반도체 소자의 배선구조를 이루는데 사용되는 저유전율 SiOC 박막을 형성하는 방법에 관해 개시하고 있다. 본 발명의 SiOC 박막 형성방법은, CVD 반응챔버 내에 기판을 위치시키고, 실리콘과 탄소의 소스로서 비스-트리메틸시릴메탄을, 산소의 소스로서 산소함유가스를 상기 반응챔버 내에 각각 공급하여 CVD 공정을 진행하는 것을 특징으로 한다. 본 발명의 방법과 같이 비스-트리메틸시릴메탄 소스를 이용하여 SiOC 박막을 형성할 경우, 형성된 SiOC 박막 내의 실리콘 원자 사이에 CH 2 가 강하게 결합되기 때문이 우수한 막질을 갖는 SiOC 박막을 형성할 수 있다. 따라서, 반도체 소자의 배선구조를 개선하여 우수한 특성의 반도체 소자를 제조하는 데 도움을 준다.
Patent KR-20010106916-A (KR)
Inventor: KIM TAE HAN
IPC: H05K3/36
Filed: 2000-05-24
Abstract: 본 발명은 엘이디칩을 실장한 멤브레인스위치용 방수 인쇄회로기판에 관한 것으로, 특히 다수의 엘이디칩으로 형성된 엘이디세그먼트부의 상측으로 휘도보강부재를 형성하여 엘이디칩의 빛을 집중시켜서 엘이디세그먼트부로 형성되는 제품 표시부의 가독성을 향상시키게 된다. 
     또한, 엘이디칩을 실장한 멤브레인 스위치용 방수 인쇄회로기판 제작하는 방법에 있어서, 상기 엘이디세그먼트부의 주위에 스페이서를 형성하여 휘도보강부재의 장착 높이를 조절하게 되며, 상기 휘보보강부재와 엘이디세그먼트부의 사이에 유브이오버코팅액을 주입하여 각각의 엘이디칩들을 방수할 수 있게 된다. 
     또한 상하 인쇄회로기판에 핫멜트 잉크인 스페이서를 스크린 인쇄하므로 융착과정이 필요없이 적층시킨 인쇄회로기판을 건조로를 통과시키는 것만으로 간단하고 용이하게 엘이디칩을 실장한 멤브레인스위치용 인쇄회로기판을 제작할 수 있게 된다.
Patent KR-20010007249-A (KR)
Inventor: IWAI TADAHIRO
IPC: G07D7/00
Filed: 2000-06-05
Abstract: PURPOSE: To obtain paper money discriminating method and device which detect slide in the case the slide takes places when a paper money is carried and also can perform discrimination corresponding to the slide of the paper money. CONSTITUTION: An encoder plate 51 and an interrupter 52 generate a roller pulse synthesizing with the rotation of a pressing roller 25-1 pressing a paper money against a carrying belt 21-1, the generated roller pulse is compared with the pulse width of a motor pulse synthesizing with the rotation of a motor that drives the carrying belt, and when difference occurs between the both pulse widths, detection is performed as the occurrence of paper money sliding. Also, the characteristics quantity of the paper money is detected while synchronizing with the roller pulse, and the paper money is identified on the basis of the detected characteristic quantity.
Patent KR-20010007285-A (KR)
Inventor: NOEL ABARA
IPC: G11B5/66
Filed: 2000-06-07
Abstract: PURPOSE: A medium is provided to improve heat stability of the bits which are written, to reduce medium noise, and, there through, to enable highly reliable recording of high density by providing at least an exchange layer structure and a magnetic layer disposed thereon and composing the exchange layer structure of a ferromagnetic layer and a non-magnetic binding layer which is disposed upon the ferromagnetic layer and under the magnetic layer. CONSTITUTION: The ferromagnetic layer(7) and the non-magnetic binding layer(8) constitute the exchange layer structure. Thereupon, the magnetic layer(9) is laminated. In addition, a non-magnetic substrate(1), a first seed layer(2), an NiP layer(3), a second seed layer(4), a substrate layer(5), a non-magnetic intermediate layer(6), a protective layer(10) and a lubricating layer(11) are laminated in the order of sign. The ferromagnetic layer(7) is composed of Co, Ni, Fe, Co-alloy, Ni-alloy and Fe-alloy, etc., the non-magnetic layer(8) is composed of Ru, Rh, Ir, Ru-alloy, Rh-alloy and Ir-alloy, etc., and the magnetic layer(9) is composed of Co or Co-alloy, etc., which includes CoCrTa, CoCrPt, CoCrPt-M.
Patent KR-20000063263-A (KR)
Inventor: WOO BOO GOO
IPC: A47C7/28
Filed: 2000-06-10
Abstract: PURPOSE: A movable sitting part of chair is provided to be rotated before and behind, right and left, so that the health of user can be improved. CONSTITUTION: A movable sitting part of chair comprises a back of chair(6), a sitting part of chair(3) that comprises a bearing cover and a body, legs of chair(5), a bearing(1), a bearing fixing board(4) that fixes firmly the bearing, and a bearing cover(2) that wraps the bearing and can be rotated in every direction. In case of need, supporting projections are installed in the bearing fixing board. The supporting projections comprise a forward projection, a backward projection, a right projection and a left projection. When the user want to move left and right, the user rotates the forward and backward projections to the upper direction and then installs the projections in a groove, while in the other case the user can rotate the right and left and then installs.
Patent KR-20010007372-A (KR)
Inventor: SHIBUYA MASAHIRO
IPC: G11C29/00
Filed: 2000-06-14
Abstract: PURPOSE: To obtain a means performing high speed access for a memory cell corresponding to an address signal in a semiconductor memory having a redundancy circuit. CONSTITUTION: This device is provided with a address pre-decoder 20 for selecting and driving a normal word and a redundancy control circuit 40 performing discrimination processing as to whether a redundancy word is activated or not, and they are independently controlled, respectively. Therefore, preceding control of a normal word can be performed independently of whether a redundancy word is used or not, thus operation speed of the whole device can be increased.