baber/WOPTO huggingface dataset:
Patent KR-20030026674-A (KR)
Title: A MMCs swash plate composition for air-conditioner and the manufacturing method thereof
Inventor: LEE SEOK JO
IPC: C22C49/06
Filed: 2001-09-26
Abstract: PURPOSE: An MMC (metal matrix composite) swash plate composition for compressor of air conditioner to which aluminum alloy comprising reinforcing agent, copper, silicon and magnesium is added to prevent strength of a material to be processed from lowering, and a manufacturing method thereof are provided. CONSTITUTION: The MMC (metal matrix composite) swash plate composition for aluminum alloy compressor of air conditioner comprises 5 to 10 vol.% of HTZ fiber, 10 to 20 vol.% of silicon powder, 3 to 4 wt.% of copper, 7 to 9 wt.% of silicon and 0.1 to 0.2 wt.% of magnesium for the total metal matrix composite, wherein size of the HTZ fiber is in the range of 100 to 200 microns while size of the silicon powder is in the range of 15 to 25 microns. The manufacturing method of the MMC (metal matrix composite) swash plate composition for compressor of air conditioner comprises the steps of manufacturing a preform using 5 to 10 vol.% of HTZ fiber and 10 to 20 vol.% of silicon powder; melting an aluminum alloy comprising 3 to 4 wt.% of copper, 7 to 9 wt.% of silicon and 0.1 to 0.2 wt.% of magnesium; mounting the preform on a mold by heating the preform to a temperature of 400 to 800 deg.C; injecting the molten aluminum alloy into the mold; and squeeze casting the injected aluminum alloy.
Patent KR-20020027230-A (KR)
Title: Sensor for cylinder control, and cylinder device incorporating the same
Inventor: ANDO ETUO
IPC: F15B11/13
Filed: 2001-10-04
Abstract: PURPOSE: A sensor for cylinder control and a cylinder device incorporating the same is provided which avoid the occurrence of erroneous operation due to the possibility of connections coming off from a cylinder, and which can make it unnecessary to perform adjustments according to the size of the cylinder, or to adjust the quantity of fluid. CONSTITUTION: A sensor for cylinder control which is connected to a main cylinder(11) having an internal cylinder chamber which is partitioned by a piston into two chambers, and which detects the operational state of the piston, comprises: accumulators(16A,16B) which are connected via connecting conduits(15A,15B) to the two chambers and whose interior is pressurized by fluid expelled from the one chamber; and stop signal generation mechanism(17A,17B) which generate a signal which stops the driving of the main cylinder due to pressure differential between the accumulator and the connecting conduit which is generated at the instant that the increase of pressure from the one chamber stops.
Patent KR-20030029749-A (KR)
Inventor: HAN YUN SU
IPC: C09K11/06
Filed: 2001-10-10
Abstract: PURPOSE: Provided is an organic electroluminescence display device comprising a compound having high melting point, and excellent hole transportation and heat stability as a hole transportation layer. CONSTITUTION: The organic electroluminescence comprising an organic layer inserted between an anode and a cathode on a board, is characterized in that the organics layer comprises a hole-transportation layer containing a compound represented by formula 1(wherein each of R1 and R2 is selected from the group consisting of hydrogen(H), alkyl group, alkoxy group, halogen group, aryl group, or substituted aryl group). The organics layer is a multilayer construction consisting of hole-injection layer, hole-transportation layer, light emitting layer, electron transportation layer, and electron injection layer.
Patent KR-20030033237-A (KR)
Title: Cantilever for atomic force microscopy and method for fabricating the same
Inventor: NAM HYO JIN
IPC: G01B7/34
Filed: 2001-10-19
Abstract: PURPOSE: A cantilever and a method for manufacturing the same are provided to apply the cantilever to various systems, such as an atomic force microscopy, a data storing device, and a nano-photosensitive device by increasing a sensing sensitivity of the cantilever. CONSTITUTION: A cantilever is formed at an upper portion of a supporter. The supporter includes a silicon nitride film and a silicon layer. The cantilever includes a silicon nitride layer(105'), one side of which is lifted. A tip made of silicon is formed at a front end of the lifting portion of the cantilever. A silicon oxide layer is formed at an upper portion of the cantilever. A lower electrode(107'), a PZT layer(108'), and an upper electrode(109') are sequentially deposited on the upper surface of the silicon oxide layer, thereby forming a piezoelectric driver. A silicon oxide layer is formed on the cantilever positioned under the tip.
Patent KR-20030033675-A (KR)
Title: Method of forming metal interconnection
Inventor: CHOI SEUNG CHEOL
IPC: H01L21/28
Filed: 2001-10-24
Abstract: PURPOSE: A method for forming metal interconnection is provided to increase the grain density of an aluminum layer and to prevent metal residuals between metal lines by forming a wetting layer made of a titanium nitride layer and a titanium layer. CONSTITUTION: After forming an insulation layer(202) on a semiconductor substrate(200), a contact hole(204) is formed by patterning the insulation layer(202) in order to expose a predetermined region of the semiconductor substrate(200). A barrier metal layer is deposited on the entire surface of the resultant structure. A wetting layer is formed on the barrier metal layer by sequentially depositing a titanium nitride layer(212) and a titanium layer(214). After forming an aluminum layer(216) on the titanium layer(214), the aluminum layer(216) is flowed by a heat treatment. At this time, the grain density of the aluminum layer(216) is increased by the titanium layer(214), thereby preventing metal residuals due to the photolithography for patterning the metal interconnection.
Patent KR-20030037307-A (KR)
Title: Dual vacuum generating system of brake system in diesel car
Inventor: CHO IK HYEON
IPC: B60T13/00
Filed: 2001-11-01
Abstract: PURPOSE: A double vacuum-producing device of a brake system for a diesel vehicle is provided to prevent control inability of the vehicle, caused by non-production of negative pressure in the running vehicle by operating a vacuum pump, using an electric motor, when a belt transmitting torque of an engine is abnormal. CONSTITUTION: A double vacuum-producing device of a brake system for a diesel vehicle comprises a vacuum pump(13) operated by receiving torque of an engine(10) to a crankshaft pulley(C), through a belt(11); a booster(15) receiving negative pressure produced from the vacuum pump through a pipe(14), to operate a master cylinder or a servo of a steering system; and a supplementary driving unit(20) communicating electricity of a battery mounted to the vehicle, depending on rotation of the vacuum pump. Accordingly, when the belt is abnormal, the vacuum pump is operated by using the electric motor and therefore, control inability of the vehicle is prevented.
Patent KR-20030038066-A (KR)
Title: method for transmitting a predetermined message of the telephone system
Inventor: SHIN GYE IN
IPC: H04M3/42
Filed: 2001-11-08
Abstract: PURPOSE: A method for transmitting a reserved message of a telephone system is provided to transmit the message at an appointed time, thereby improving the convenience of a telephone. CONSTITUTION: It is judged whether a message making function is set up in a telephone presently(S1-S2). If not, a general telephone mode is executed(S3). If so, a message is made according to a menu set in the telephone(S4). It is judged whether a message appointment transmission function is set up presently(S5). If so, an appointment transmission time of the presently made message is set up and counting appointment time is started(S6). It is judged whether the present time reaches the transmission appointment time(S7). If so, the made message is transmitted at the appointed time through a PSTN network(S8).
Patent KR-20030039036-A (KR)
Title: A System For Water Treatment Used Immersed Type Membrane
Inventor: CHO GWAN HYEONG
IPC: C02F1/44
Filed: 2001-11-09
Abstract: PURPOSE: A membrane separation type water intake and purification system is provided, in which membrane separation unit of natural or suction filtration is installed in water reservoir for gravitational separation or static pressure separation of water. CONSTITUTION: The system comprises a pretreatment tank(1) in which a screen(11) is installed at water inlet; a monolithic membrane filtration tank(2) in which a centrate transferring pump(21), a turbidity meter(22) and a membrane filtration unit(23) are installed, wherein the membrane filtration unit(23) is formed as a plate membrane or tubular membrane made of 0.2 μm nominal pore diameter, and in case of continuous operation membrane cleaning blower is operated for 20 min. to clean membrane by 10 L·air/m¬2 per one cleaning; a treated water tank(3) in which a water pump(31) is installed for storing the effluent from the monolithic membrane filtration tank(2) via a suction pump(4) and for supplying the water to consumers.
Patent KR-20020037690-A (KR)
Inventor: LETOURNEAU GUY L
IPC: H01R12/50
Filed: 2001-11-13
Abstract: PURPOSE: A high-speed card edge connector is provided to prevent a dangerous state due to an improperly positioned standard operating unit or a serious breakage. CONSTITUTION: An electrical connector(200) comprising a frame(204), at least one first connector module(212) and at least one different second connector module(214). The frame has at least one connector module receiving area(218) adapted to receive a plurality of connector modules. The frame comprises a first array of connector module locating features(226) and a different second array of connector module locating features. The first connector module is located in the at least one receiving area. The first connector module has a housing(228) and electrical contacts(230). The first connector module comprises a mating first array of positioning features interlocked with at least a portion of the first array of locating features in the frame. The different second connector module is located in the at least one receiving area. The second connector module has a housing and electrical contacts. The second connector module comprises a mating different second array of positioning features(240) interlocked with at least a portion of the second array of locating features in the frame.
Patent KR-20020041766-A (KR)
Inventor: MAKIYAMA SOICHIRO
IPC: G07C9/00
Filed: 2001-11-27
Abstract: PURPOSE: To identify a plurality of persons each who pass through a gate even when the plurality of persons pass through the same gate at the same time in an entrance/exit monitoring system for monitoring entrance into a specified area or exit from the specified area. CONSTITUTION: This entrance/exit monitoring system is provided with transmission antennas 1 arranged respectively at a plurality of entrance/exit gates, tags 2 which are respectively attached to a plurality of persons whose entrance and exit should be monitored, receive a radio wave from the antennas 1 and transmit an identification signal, receivers 3 which are arranged at the respective entrance/exit gates, receive the identification signal from a tag 2 and output a monitoring signal including an ID code included the identification signal and a gate number, and a monitor 5 which is connected to the respective receivers 3 and displays the ID code, the gate number and time on the basis of a monitoring signal outputted from each receiver 3. The plurality of tags 2 that should be attached to the plurality of persons transmit the identification signals at a cycle different from one another.
Patent KR-20030043505-A (KR)
Title: High power combiner of mobile communication base station
Inventor: KIM TAE HYEON
IPC: H04B7/155
Filed: 2001-11-28
Abstract: PURPOSE: A high power combiner for a mobile communication base station is provided to efficiently operate the base station by an RF(Radio Frequency) switch for increasing an output level of a specific sector. CONSTITUTION: The first to third distributors(21) receive output signals of α, β, and γ sectors, and uniformly distribute the output signals to the first to third paths. The first RF switch(22) switches the signals distributed to the first to third paths, and varies output according to a specific sector. The first and second amplifiers(23) receive the output signal according to the switching of the first RF switch(22), and amplify the power of the received output signal. The second RF switch(24) switches the output signals of the first and second amplifiers(23), and varies output according to the specific sector. The first to third combiners(25) combine output signals of the second RF switch(24) and the first amplifiers(23a,23c,23e).
Patent KR-20020070079-A (KR)
Inventor: OHYAMA SADAO
IPC: F25B1/00
Filed: 2001-11-29
Abstract: PURPOSE: To obtain a more energy saving highly reliable refrigerating device by optimizing its operating pressure even against a largely-fluctuating load. CONSTITUTION: This refrigerating device is provided with a refrigerating cycle having compressors 1, a condenser 2, liquid receiver 3, expansion valves 5 and evaporators 6, and an inlet pressure sensor 7 which detects the inlet-side pressures of the compressors 1. When the inlet-side pressures are higher than a capacity-raising pressure value, this refrigerating device increases the number of operated compressors or the operating frequencies of the compressors 1. This device compares the time during which the inlet pressure is higher than the capacity-raising pressure value with the time during which the inlet pressure is lower than the capacity-lowering pressure value and, when the latter is longer than the former, increases at least either one of the capacity-raising pressure value or a capacity-lowering pressure value.
Patent KR-20030044704-A (KR)
Title: Apparatus for controlling the torque of screen equipped in the vibromiill hopper
Inventor: JUNG SANG TAE
IPC: C10B45/00
Filed: 2001-11-30
Abstract: PURPOSE: A screen torque control apparatus is provided to automatically stop a belt conveyer by operating a limit switch when sludge is introduced into a screen accommodated in a vibration mill hopper. CONSTITUTION: A screen torque control apparatus(100) includes a mechanically driven section and a limit switch(200). A fixing base(120) is fixed to a hopper. The fixing base(120) has a rectangular shape and is formed with a hole(102). Shafts(103,107) are connected to the fixing base(120). A spring compressor(110) and a torque control link(101) are assembled with the fixing base(120). The spring compressor(110) has two circular caps(104,106) and an adjusting bolt(104a), which is coupled with a fixing shaft(103). A pin(104b) is inserted into an end portion of the fixing shaft(103) in order to prevent the adjusting bolt(104a) from being separated from the fixing shaft(103).
Patent KR-20030045368-A (KR)
Title: DVR Network System
Inventor: AHN HEUI TAY
IPC: G06F15/16
Filed: 2001-12-04
Abstract: PURPOSE: A system for sharing a digital recorder network is provided to reserve video recording with each other and offer the recorded data by connecting each other with the network through a member meeting. CONSTITUTION: A video receiving/compressing device receives and compresses the broadcasting. The compressed data is provided to a small computer through the USB(Universal Serial Bus). The small computer stores the recorded data in a large capacity storing device through the USB. The small computer is connected to an upper level computer through the LAN(Local Area Network) and the Internet. The upper level computer reserves the video recording to the small computer, stores the recorded data, and decompresses and plays the compressed data.
Patent KR-20020071445-A (KR)
Title: Magnetic random access memory
Inventor: ITO HIROSHI
IPC: G11C11/15
Filed: 2001-12-24
Abstract: PURPOSE: To accurately generate a reference potential during sensing. CONSTITUTION: A bias voltage generation circuit 21 includes a series circuit composed of a magneto-resistance element Ref imitating a memory cell, and a MOS transistor QN3. The MR ratio of the magneto-resistance element Ref is set to be half of the MR ratio of the magnet-resistance element in the memory cell. An adjustment resistance (r) has a resistance value half of the wiring resistance of a bit line. The gate of a step-down MOS transistor QP1 is connected to the gate of a MOS transistor as a sense current source for the bit line, and both MOS transistors constitute a current mirror circuit. When Vbias is outputted, and a constant current flows to the bias voltage generation circuit 21, a sense current equal to this constant current also flow to the bit line. The potential of the bit line is changed according to the state of the magneto- resistance element in the memory cell.
Patent KR-20030054596-A (KR)
Title: Method for manufacturing light emitting diode
Inventor: KONG SEONG MIN
IPC: H01L33/62
Filed: 2001-12-26
Abstract: PURPOSE: A method for fabricating an LED is provided to improve the optical characteristic by using a MEMS(Micro Electro Mechanical System) method. CONSTITUTION: An N-type GaN layer(23) is formed on a lower portion of a sapphire substrate(21). An active layer(24) and a P-type GaN layer(25) are formed thereon. An LED chip is fabricated by forming N-type metal(27) on the N-GaN layer and P-type metal(26) on the P-GaN layer. A silicon sub mount is fabricated by using a MEMS method. A P-type electrode and an N-type electrode are formed on an inclined mirror. The LED chip is in contact with the silicon sub mount by a flip chip solder bumper. The P-type electrode and the N-type electrode are bonded to an anode terminal and a cathode terminal by using a wire bonding method. The bonded sub mount is sealed by an epoxy resin.
Patent KR-20030054754-A (KR)
Title: Method for exchanging personal ablility in internet network
Inventor: KIM DONG HYUN
IPC: G06Q50/10
Filed: 2001-12-26
Abstract: PURPOSE: A personal ability exchange method is provided to enable a member to exchange personal abilities or skills with other member or to hand down the personal abilities to other member over the internet. CONSTITUTION: A service site offers data for motivating a user to develop a special ability or skill(210). The user subscribes for the service site as a member, checks his or her ability to be exchanged with others or to be handed down to others, and registers the checked ability at the service site(220, 230). The user searches for a desired ability and its possessing members at the service site(240). The user exchanges the ability with others or receives the desired ability from its possessing members(250). The user assesses the exchanged or received ability and its possessing members, and the service site calculates an ability exchange assessment index(260). The service site enables the user to perform a self test for checking whether he or she achieves an ability exchange target(270), and provides various service to the user according to an ability exchange target achievement index(280).
Patent KR-20030056874-A (KR)
Title: Structure interior out-corner finish material
Inventor: PARK IN CHOEL
IPC: E04F19/02
Filed: 2001-12-28
Abstract: PURPOSE: The built-in out corner finishing materials of a building are provided to improve indoor appearance and to simplify installation. CONSTITUTION: The built-in out corner finishing materials of a building comprise two primary boards(11) inclined at the appointed angle, intermediate finishing materials(20) provided with a sheet attached to an extended side of two primary boards(20), two fourth boards formed in the shape of a trapezoid column and having the same upper side as the width of primary boards(11), two fifth boards formed in the shape of a trapezoid column and located on the outside of the forth boards, and end finishing materials provided with a sheet attached to the lower side of the fourth boards and the fifth boards, wherein the primary boards(11) of the intermediate finishing materials(20) are attached to two side walls of the out corner and the inner sides of two end finishing materials, and cover the upper and lower ends of the intermediate finishing materials(20) respectively, and are attached to the ceiling and floor of a building.
Patent KR-20010053537-A (KR)
IPC: G01L21/12
Filed: 1999-07-16
Abstract: In order to cover a large measuring range extending from about 10-6 mbar to about 10 bar, a simple, compact and economically producible pressure sensor (3) arranged in a protective tube (1) has, on a support plate (5), a ceramic membrane (6) which, together with the support plate (5), forms a capacitive measuring element for the determination of pressures between about 0.1 mbar and 10 bar, and two measuring wires (11, 12) which are arranged adjacent to the membrane (6) and constitute a Pirani measuring element with substantial compensation of the effect of the wall temperature, for the determination of pressures between about 10-6 mbar and 1 mbar. The membrane (6) is shielded from the radiation of the measuring wires (11, 12) by a protective ring (16).
Patent KR-20010075028-A (KR)
Title: 수중유형 유화조성물
IPC: A61K8/44
Filed: 2000-07-19
Abstract: 친수성 비이온계 계면활성제 또는 친수성 음이온계 계면활성제와, 고급지방족 알코올과, 물과, 유분을 함유하여, 특정한 조건을 만족시키는 것을 특징으로 하는 수중유형 유화조성물이다. 고온안정성 및 사용성이 양호한 수중유형 유화조성물로, 화장료 등의 크림상 또는 유액상 피부외용제로서 유효하게 이용할 수 있다.
Patent KR-20010099672-A (KR)
IPC: C10B41/02
Filed: 1999-08-25
Abstract: 코크스 드럼이 개방되고 커팅(cutting) 작업이 진행되는 동안 작업자가 코크스 드럼에 노출되는 것과 작업자의 위험 부담을 감소시키고, 코크스 드럼이 비어 있는 시간을 단축하므로써 작업 용량을 증가시킬 수 있는 시스템. 상기 시스템은 하부 출구를 통해 안전하게 배수작업을 할 수 있고 냉각수와 코크스 애벌랜치(coke avalanches)를 수용할 수 있는 격리 실드를 구비하고 있다.
Patent KR-20010083914-A (KR)
Title: Process for producing extruded foam
Inventor: MILLER LARRY M
IPC: C08J9/00
Filed: 1999-10-21
Abstract: In one embodiment, the present invention relates to a process for preparing foam board or sheet including the steps of (A) forming a foamable mixture of (1) a major amount of a styrenic polymer having a high melt index, (2) a minor amount of a low melt index styrenic polymer, and (3) a blowing agent containing a major amount of carbon dioxide under a pressure sufficient to prevent prefoaming of the mixture, and (B) foaming the mixture into a region of reduced pressure to form a foam product.
Patent KR-20010087402-A (KR)
Title: 자기 테이프 카세트용 수납 케이스
IPC: B65D85/575
Filed: 1999-11-26
Abstract: 자기 테이트 카세트(81)를 수납하는 수납부(3)와, 수납부(3)를 덮는 덮개부(5)와, 수납부(3) 및 덮개부(5)를 개폐 가능하게 연결하는 연결부(7)를 구비한 자기 테이프 카세트용 수납 케이스(1)로서, 수납부(3) 및 덮개부(5)는 평판부(11, 21)와 평판부(11, 21)의 외주부에 형성된 측벽부(13, 23)를 가지고 구성되어 있다.  덮개부(5)의 연결부(7)측의 측벽부(23)에 형성된 단부 내측에는, 수납부(3)에 형성된 측벽부(13)의 높이 이상의 높이를 갖는 노치부(26b)가 형성되어 있다.
Patent KR-20010101135-A (KR)
IPC: H04W4/00
Filed: 2000-10-03
Abstract: 통신 채널(패킷)이나 특정 사용자를 향한 제어 채널(FACH나 AICH)에 있어서만 무선 기지국 장치(10)와 통신 단말 장치(20) 사이에서 다이버시티 안테나(11a, 11b)를 이용하여 송신 다이버시티를 실행하고, 또한 송신 어댑티브 어레이 안테나 제어를 행한다.
Patent KR-20010093235-A (KR)
IPC: B32B5/26
Filed: 1999-12-30
Abstract: 멜트블로운 섬유 및 입자를 갖는 멜트블로운 웹을 제공한다.  상기 입자는 하나 이상의 멜트블로운 섬유 내로의 입자의 표면 침투의 결과로서 하나 이상의 멜트블로운 섬유 내에 파묻혀 포함되어 있다.  하나 이상의 멜트블로운 섬유 내로의 임의의 입자의 표면 침투는 일반적으로 약하여 웹이 노출되는 임의의 매질과의 상호접촉에 실질적으로 이용가능한 임의의 입자 표면 면적을 남긴다.