baber/WOPTO huggingface dataset:
Patent KR-20090017276-A (KR)
Title: Method for recovering high carbon and low carbon ferro alloy from spent manganese dust using leading passage
Inventor: KIM NAM JUNG
IPC: C22B7/00
Filed: 2007-08-14
Abstract: A method for collecting high carbon and low carbon alloy steel by using an induction furnace is provided to forcedly precipitate waste manganese dust in a metal zone of a lower part of a slag line through a high-frequency induction furnace, thereby manufacturing low carbon manganese alloy steel. A method for collecting high carbon and low carbon alloy steel by using an induction furnace comprises the following steps. A pellet composed of 5~10wt.% of cokes, 5~10wt.% of lime, 3~5wt.% of bentonite, 15~20wt.% of magnesium sulfate, and waste manganese oxide dust is manufactured. Manganese oxide(Mn3O4) of the waste manganese dust is reduced to manganius oxide(MnO). A part of sulfur is removed. The waste manganese oxide of the pellet is reduced by cokes in the high frequency induction furnace.
Patent KR-20090017300-A (KR)
Title: Electrophoretic display device and driving method thereof
Inventor: KIM JOO YOUNG
IPC: G02F1/167
Filed: 2007-08-14
Abstract: An electrophoretic image display and driving method thereof are provided to maintain the texture like the paper by using the afterimage which gradually shows up even if the power source is shut down and by solving the phenomenon changing the white into the gray. An electrophoretic image display comprises an electrophoresis display panel and a drive circuit part. The electrophoresis display panel displays the image. The drive circuit part operates the electrophoresis display panel. The drive circuit part outputs the first and second refresh signals(310,330), the reverse phase implementation data signal(340), the image data signal(350) and a reset signal(320) to the electrophoresis display panel and displays the individual picture. The first and second refresh signals implement the respective black gradation and the white gradation during the signal supplying period in which the signal for displaying the individual picture is supplied. The reverse phase implementation data signal implements the reverse phase of the individual picture. The image data signal implements the individual picture. The reset signal breaks the direct current balance between the first refresh signal and the second refresh signal.
Patent KR-20080020487-A (KR)
Title: Insulation film manufacturing method, reaction device, power generation device and electronic apparatus
Inventor: ISHIKAWA TETSUSHI
IPC: H01L29/12
Filed: 2007-08-20
Abstract: A method for fabricating an insulation layer is provided to avoid generation of a crack or peeling of an insulation layer that can easily occur when a metal substrate is twisted under high-temperature surroundings, by decreasing the difference of thermal expansion coefficients between the metal substrate and the insulation layer. An R layer composed of at least one of rare-earth elements of Sc, Y, La, Gd, Dy, Ho, Er, Tm and Lu is formed in a portion of the surface of a metal substrate to isolate. The R layer is hydrogenated in an inert gas atmosphere to form an RH2 layer. The RH2 layer is oxidized to be an R2O3 layer by an oxidation process. The oxidation process can be performed in a vacuum atmosphere in which the metal substrate is not oxidized.
Patent KR-20090020271-A (KR)
Title: Polyamide fiber for reinforcing concrete
Inventor: LEE DONG EUN
IPC: C04B16/04
Filed: 2007-08-23
Abstract: A polyamide fiber for reinforcing concrete is provided to have excellent cohesive property with the concrete and excellent tenacity and anti-wearing character of the fiber and to improve cracking resistance, tensile strength and compressive strength of the concrete. A relative viscosity(RV) of polyamide fiber silver for reinforcing concrete is 2.9 or greater. An intensity of the polyamide fiber measured using gauge length of 5mm is 7.5g/d or greater. A specific load of the polyamide fiber measured using gauge length of 5mm is 50~120%. A length of the polyamide fiber is 12~25mm. A fineness of the polyamide fiber is 3~10 denier.
Patent KR-20090022561-A (KR)
Title: Tetra hydrazide cavitand organazied on basis of cavitand, production method thereof, and molecular capsule using this tetra hydrazide cavitand
Inventor: PAEK KYUNG SOO
IPC: C07D493/22
Filed: 2007-08-31
Abstract: A tetra hydrazide cavitand based on cavitand with a benzoylhydrazide functional group is provided to secure a multi-purposed molecular capsule effect by injecting neutral, cationic and anionic guests inside the capsule. A tetra hydrazide cavitand represented by the formula II is formed as a molecular capsule by employing a benzoyl hydrazide functional group to an upper side of the cavitand based on resorcin[4]arene. In the formula II, R is selected from the group consisting of benzene, 4-tertiarybutyl benzene, 4-methoxybenzene, 4-nitrobenzene and a pentyl group. A method for preparing a tetra hydrazide cavitand comprises a step of reacting tetraacylchloro-cavitand 4 to a hydrazide derivative in the presence of a base.
Patent KR-20090023813-A (KR)
Title: The washing system which it has built-in the automobile
Inventor: LEE MAN GI
IPC: B60S1/62
Filed: 2007-09-03
Abstract: A vehicle washing system mounted inside the vehicle is provided to spray water or compressed air selectively using a spraying unit to remove a foreign material immediately. A vehicle washing system comprises the following units. A compressed air storage unit(2) linked with an air compressor stores compressed air. A washing water supply unit supplies washing water to the compressed air storage unit. A spray unit connected to compressed air storage unit sprays the compressed air or the washing water selectively. The spray unit is composed of a spray gun(8), an air discharging valve, and a controller.
Patent KR-20090028097-A (KR)
Title: Grouting apparatus for reinforcement
Inventor: O SANG BONG
IPC: E02D3/12
Filed: 2007-09-14
Abstract: A grouting apparatus for reinforcement is provided to facilitate reinforcement construction and enhance the reinforcing force of ground by setting a pipe of specific shape in the hole bored in excavation and injecting grouting materials through the pipe. A grouting apparatus for reinforcement comprises a grouting pipe(10) installed in a bore hole, a plurality of packers(30) and spacers(20) fitted to the outside surface of the grouting pipe, and a sealing member and a fastening member(50) combined on both ends of the grouting pipe. The grouting pipe includes a packer grouting material injection hole in which a discharge hole is punched on the specific portion, and a plurality of grouting material injection holes. The packer is expanded in the discharge hole and adheres close to the bore hole. The spacer forces the grouting materials discharged from the discharge hole to the front side. The sealing member closes one end of the grouting pipe. The fastening member includes a nozzle(52) corresponding to the grouting material injection hole.
Patent KR-20090032207-A (KR)
Title: Gan type light emitting diode device and method of manufacturing the same
Inventor: KO KUN YOO
IPC: H01L33/06
Filed: 2007-09-27
Abstract: A gallium nitride-based LED device is provided to minimize the variation of the composition ratio of alloy by forming the bonding layer into the soldering of a plurality of metal layers consisting of each single atom element. An LED chip(100) comprises a substrate(110) which is the optical permeability, a buffer layer, and an n-type nitride semiconductor layer(120). An active layer(130) and a p-type nitride semiconductor layer(140) are laminated successively on the first region of an n-type nitride semiconductor. A p-type electrode(150) is formed in the p-type nitride semiconductor layer. An n-type electrode(160) is formed in the second part of the n-type nitride semiconductor layer. A sub mount(200) is formed by using the silicon wafer with the superior thermal conductivity or the AlN ceramic substrate etc. A bonding layer(300) is formed with the laminating structure of the metal layer consisting of each single atom element. The bonding layer comprises the first metal layers(310, 320) and the second metal layer(330).
Patent KR-20070110467-A (KR)
Title: Method for measuring remote target's axis using gps
Inventor: HAN HEE
IPC: G01S19/18
Filed: 2007-10-04
Abstract: A method for measuring remote targets using a GPS(Global Positioning System) is provided to increase military combat strength by acquiring coordinates of targets in the battlefield automatically in real time. A GPS sensor obtains coordinates of an observer. A sensor calculates slope information of the distance measure to obtain plane distance from the measured distance. An optical measure selects a target as observing the target. An information processing part processes information from the GPS sensor, the laser distance measurement apparatus and the slope sensor. A display and network linking part displays and transmits coordinates of the acquired target.
Patent KR-20090036409-A (KR)
Title: Image process apparatus and control method thereof
Inventor: CHOI BYEONG BAE
IPC: H04N5/63
Filed: 2007-10-09
Abstract: An image processing apparatus and a control method thereof are provided to cut off power automatically if time for which power is supplied is larger than a reference time, thereby reducing power consumption. A power cutoff unit(20) provides or cuts off power provided from a power supply unit to a system unit under the control of a controller(50). A system unit(30) processes an input image signal by the control of the controller. The system unit converts and outputs the input image signal into a digital RGB signal. A clock generator(40) generates a clock signal so that the system unit is driven. The controller counts time by using a clock generated in a system clock. The controller controls power supplied to the system unit by comparing counted time with preset reference time.
Patent KR-20080011268-A (KR)
Title: Calibration implantation method of nondestructive coating thickness gauge
Inventor: HAN YOUNG HEUM
IPC: G01B17/02
Filed: 2007-10-19
Abstract: A calibration implantation method of a nondestructive coating thickness gauge is provided to improve accuracy of gauges by normalizing the gauges so as to share common calibration data. A calibration implantation method of a nondestructive coating thickness gauge comprises the steps of: transmitting and implanting a calibration file to a gauge using RS-232, USB, IEEE-1394 and the others, enabling the gauge including at least one calibration file to store the file, recording information on model name, version and measurement type of the gauge in the file and using a standard base provided from a manufacturing company so as to normalize an amplification degree and the others of the gauge.
Patent KR-20090041940-A (KR)
Title: Turntable of spindle motor
Inventor: KIM YONG TAE
IPC: G11B17/02
Filed: 2007-10-25
Abstract: A turn-table of a spindle motor is provided to support a disc, mounted in a turn-table, adamantly on the turn-table by elastically supporting the disc outward in a radius direction with a contact protrusion formed in a claw. A turn-table of a spindle motor comprises: a rotary shaft; and a turn-table(170) which is coupled in the rotary shaft and rotates with the rotary shaft and in which a disc is mounted and supported. The turn-table comprises: a coupling pipe(171) in which the inner circumference of the disc is inserted and is supported; a table(173) in which the disc is mounted and a plurality of communicating holes connected to a mounting groove are formed; and a plurality of claws(175) having a contact protrusion contacted with the inner circumference of the disc and elasticity.
Patent KR-20090044583-A (KR)
Title: 나노 임프린트용 장치 및 이를 이용한 반도체 소자의 형성방법
Inventor: HYUN YOON SUK
IPC: H01L21/027
Filed: 2007-10-31
Abstract: 본 발명은 나노 임프린트용 장치 및 이를 이용한 반도체 소자의 형성 방법에 관한 것으로서, 나노 임프린트 리소그래피용 마스크를 이용한 패턴 형성 공정 시 패턴의 배율 조절이 어렵고 오버레이 특성이 열화되는 문제를 해결하기 위하여, 나노 임프린트용 마스크에 구비되는 임프린트용 패턴을 압전소자로 구비시킴으로써, 나노 임프린트 리소그래피 공정의 효율 및 신뢰성을 향상시킬 수 있도록 하는 발명에 관한 것이다.
Patent KR-20090045545-A (KR)
Inventor: SONG CHUNG DAM
IPC: H04R19/04
Filed: 2007-11-02
Abstract: 본 발명은 금속 케이스의 단부를 절곡하여 클램핑하는 조립공정을 이용하여 케이스를 메인보드에 접지시킬 수 있고 PCB에 음공이 형성된 멤스(MEMS) 마이크로폰 패키지에 관한 것이다. 본 발명의 마이크로폰 패키지는 내부에 부품들을 삽입할 수 있도록 일면이 개방된 사각통 형상에서 컬링이 용이하도록 개방측 단부의 모서리가 모따기(chamfering)된 금속 케이스; 외부 음을 유입하기 위한 음공이 형성되어 있으며, 멤스(MEMS) 마이크로폰 칩과 특수목적형반도체(ASIC)칩이 실장되고 상기 금속 케이스에 삽입되는 PCB 기판; 및 컬링과정에서 상기 PCB기판을 지지하고 상기 금속 케이스와 상기 PCB 기판 사이에 공간을 형성하기 위한 지지 부재로 구성된다. 본 발명에 따라 금속 케이스의 단부를 절곡시켜 클램핑하는 컬링방식으로 제조된 멤스(MEMS) 마이크로폰 패키지는 마이크로폰 패키지를 메인보드에 실장할 경우에 케이스의 절곡된 단부를 메인보드에 직접 연결하여 일종의 패러데이 컵 구조를 형성함으로써 내부의 멤스 마이크로폰칩을 외부의 노이즈로부터 차폐시켜 음질을 크게 개선할 수 있고, 특히 PCB기판에 음공이 형성됨으로써 메인보드에 음향홀을 형성한 후 이면에 실장할 수 있도록 함으로써 메인보드가 실장되는 제품의 기구적인 조건에 따라 다양한 방식으로 실장할 수 있다.  
       
      마이크로폰, MEMS, 실리콘, 컬링, 차폐, PCB, 음공
Patent KR-20090046467-A (KR)
Inventor: KIM JIN SOO
IPC: F16C11/04
Filed: 2007-11-06
Abstract: 본 발명은 휴대 단말기에서 폴더를 회전시 힌지 장치를 반자동으로 직선 또는 곡선이동하도록 구성한 휴대 단말기의 회전 힌지 장치에 관한 것으로서, 이를 위해 본체 하우징과, 액정표시부를 구비하는 폴더와, 상기 제 1, 2 힌지축을 제공하며, 상기 폴더를 상기 제 1, 2 힌지축을 중심으로 회전 가능하게 연결시키는 연결 부재로 구성된 휴대 단말기의 회전 힌지 장치에 있어서, 베이스 부재와, 상기 폴더에 체결되는 회전 부재와, 상기 베이스 부재에 관통되어 상기 회전 부재에 결합되는 제 1, 2 가이드 핀과, 상기 베이스 부재에 구비되고, 상기 회전 부재를 상기 제 2 힌지축을 중심으로 회전시 상기 제 1 가이드 핀을 반자동으로 곡선 이동시키고, 상기 제 2 가이드 핀을 반자동으로 직선 이동시키는 제 1, 2 가이드 부재와, 상기 베이스 부재의 내측에 구비되고, 상기 제 1, 2 가이드 핀과 결합되어 상기 제 1, 2 가이드 핀을 반자동으로 곡선 또는 직선이동가능하게 힘을 제공하는 다수의 힘 공급수단을 포함함을 특징으로 하며, 이에 따라, 휴대 단말기의 힌지 장치에 다수의 힘 공급수단를 구성함으로써, 폴더를 반자동으로 회전시킬 수 있는 이점이 있다. 
       
     본체 하우징, 폴더, 회전 힌지 장치, 다수의 힘 공급수단.
Patent KR-20090047833-A (KR)
Inventor: RYU EUN JU
IPC: D05B3/12
Filed: 2007-11-08
Abstract: 본 발명은 봉제품의 본체에 고리형상의 부속물이나 장식물 등을 일정한 형상과 크기로 용이하게 부착할 수 있도록 구성된 재봉용 보조기구에 관한 것이다. 
     본 발명에 따른 고리 재봉용 보조기구는, 가운데에 노루발의 진입홈이 길게 형성되고, 상기 노루발 진입홈의 상하 양편으로 가로로 길게 압편이 형성되며, 상기 압편은 노루발 진입홈의 반대편에서 연결부에 의해 서로 연결되어, 전체적으로 가로로 긴 ㄷ자 형상의 몸체를 형성하며, 상기 압편 중 상부측 압편의 저면에는 고리를 형성할 끈 부재의 가운데 부분이 ∩자 형상으로 굽어 삽입될 수 있도록 ∩자 모양의 안내요홈이 요설되고, 상기 압편 중 하부측 압편의 저면에는 상기 끈 부재의 양단부가 각각 삽입될 수 있도록 한 쌍의 일자 모양의 안내요홈이 요설된 것을 특징으로 한다.  
       
     고리, 재봉, 봉제, 요홈, 노루발, 액세서리
Patent KR-20090048786-A (KR)
Inventor: PARK CHAE YOUNG
IPC: B61L25/06
Filed: 2007-11-12
Abstract: 본 발명은 레일의 원격제어 및 원격모니터링을 통한 신호기 단심검지장치, 선로전환장치의 전환력 검사, 동작횟수 및 교체주기 관리, 계전기의 고장 유무, 또는 궤도회로장치의 송수신 전압 및 전류 정보를 수집하는 정보수집모듈; 상기 정보수집모듈을 통하여 수집된 정보를 전달받아 상기 신호기 단심검지, 선로전환기 전환력 및 전환횟수 계수, 계전기 동작상태, 궤도회로의 실시간 레벨 상태, 사전보수예고, 고장발생 알람, 열차추적 및 정보 분석을 위하여 전압, 전류, 또는 주파수를 ADC 및 필터링하여 실시간 데이터베이스를 구축하고, 서버를 통하여 장애사항과 레벨치를 실시간 모니터링한 후 문제 발생 개소의 유지보수를 지시하는 중앙처리장치 및 상기 서버와 TCP/IP로 연결된 보안 S/W 설치된 CLIENT에서 실시간 원격 감시 및 필요 개소의 레벨 조정, 교체 예고 규정치에 다다른 개소를 유지보수를 통해 고장 발생을 사전에 차단하는 CLIENT를 포함하는 TCP/IP 원격제어를 통한 통합 현장설비 감시 시스템을 제공한다. 
       
     TCP/IP, 레일, 원격, 고장, 유지보수
Patent KR-20090049781-A (KR)
Inventor: KIM BYEONG CHEOL
IPC: H01L21/66
Filed: 2007-11-14
Abstract: SEM(Scanning electron microscope)을 이용한 웨이퍼 이면 리뷰장치를 제공한다. 상기 웨이퍼 이면 리뷰장치는 웨이퍼를 뒤집는 인버터를 구비한다. 상기 인버터에 인접한 얼라이너가 제공된다. 상기 웨이퍼를 상기 얼라이너에 이송하는 제 1 로봇암이 구비된다. 상기 얼라이너에서 정렬된 상기 웨이퍼를 메인챔버로 이송하는 제 2 로봇암이 구비된다. 상기 메인챔버 내에서 상기 웨이퍼가 안착되는 척(Chuck)을 포함한다. 여기서 상기 척은 상기 웨이퍼의 가장자리를 잡기 위한 복수개의 에지그리퍼(Edge Gripper)들을 구비한다. 
     
     SEM, 로봇암, 인버터, 에지그리퍼
Patent KR-20090050462-A (KR)
Inventor: KIM JUN WOO
IPC: F24F13/20
Filed: 2007-11-15
Abstract: 본 발명은 공기조화기의 실내기에 관한 것으로, 보다 상세하게는 양측에 토출부를 일체로 갖는 캐비넷과, 상기 캐비넷에 회동 가능하게 결합되어 상기 캐비넷의 전면을 개폐하는 도어와, 상기 캐비넷과 상기 도어의 결합부위에 형성되어 상기 도어를 회동 가능하게 하며, 상기 도어 회동시 상기 도어와 상기 캐비넷의 간섭을 방지함과 아울러 상기 도어 닫힘시 상기 도어와 상기 캐비넷 사이의 간극을 최소화하는 힌지결합부와, 상기 캐비넷에 형성되어 상기 힌지결합부의 결합을 유도하여 조립을 용이하게 하는 힌지가이드부를 포함하여 구성됨으로써, 본 발명에 따른 공기조화기의 실내기는 도어의 조립이 용이하여 작업자의 작업 능률을 향상시킬 뿐만 아니라 도어의 정비 또는 파손으로 인한 분리 및 재조립 용이하고, 도어 회동시 도어와 캐비넷 간에 간섭 발생을 방지하며, 도어 닫힘시 도어와 캐비넷 사이의 간극을 최소화함으로써 캐비넷 내부로의 이물질 유입을 방지함과 아울러 외관을 미려하게 하는 공기조화기의 실내기에 관한 것이다. 
       
     에어컨, 공기조화기, 실내기, 실외기
Patent KR-20090053479-A (KR)
Inventor: KIM WON JUNG
IPC: H04N5/225
Filed: 2007-11-23
Abstract: 본 발명은 GPS(global positioning system) 디바이스와 디지털 영상 처리 장치를 접속하고, 디지털 영상 처리 장치가 촬영한 영상파일에 위치정보를 입력하는 시스템 및 그 시스템의 동작 방법에 관한 것이다. 
     본 발명은, 영상을 촬영하여 영상파일을 생성하고 저장하는 디지털 영상 처리 장치; 및 위성으로부터의 수신 데이터에 의거한 위치산출처리를 실행하는 GPS 디바이스를 포함하며, 상기 GPS 디바이스는, 상기 디지털 영상 처리 장치로부터 소정의 영상 촬영 신호가 수신될 경우, 촬영된 영상파일의 고유정보와 상기 영상파일의 촬영 시점의 위치정보를 함께 저장하는 GPS 정보 저장부를 포함하고, 상기 디지털 영상 처리 장치는, 상기 영상파일에 상기 영상파일의 촬영 시점의 위치정보를 입력하는 GPS 정보 입력 제어부를 포함하는 것을 특징으로 하는, 영상에 위치정보를 입력하는 시스템을 제공한다.  
     
     GPS
Patent KR-20090058172-A (KR)
Title: Data acquisition apparatus, apparatus for measuring turning performance of movable body and method for the same and system for the same
Inventor: KIM YU YONG
IPC: G01S19/50
Filed: 2007-12-04
Abstract: An apparatus for acquiring data, an apparatus for measuring a circular performance of a moving body, a method and a system for the same are provided to acquire an accurate circular radius and to easily measure the circular radius. An apparatus(100) for acquiring data includes a photo sensor(101), a circular time detecting part(102), a speed and distance sensor(103), a communication modem, and a control part(105). The photo sensor outputs a voltage corresponding to an input light amount. The circular time detecting part calculates a circular time of a moving body corresponding to a different value between two time-points in which a light more than a set amount from the photo sensor is inputted. The speed and distance sensor calculates a circular speed of the moving body by GPS information inputted from a GPS antenna. The communication modem wirelessly transmits the circular time and the circular speed of the moving body. The control part controls each part.
Patent KR-20090059329-A (KR)
Title: Gps receiving module and receiving apparatus
Inventor: SEOL YONG JIN
IPC: H01Q1/24
Filed: 2007-12-06
Abstract: A GPS receiving module and a receiving apparatus are provided to increase the efficiency of an antenna usage by minimizing the effects of an external environment based on the electric shielding between the antenna and a printed circuit board. A feed line and a ground surface are formed in a printed circuit board(11), and an antenna(13) for GPS reception includes a dielectric and a radiator formed at the dielectric. A front-end module(14) for GPS is mounted in the printed circuit board, and transmits a signal received from the antenna for GPS reception by processing the signal. A metal plate(12) is formed between the antenna for GPS reception and the printed circuit board to shield the antenna for the GPS reception.
Patent KR-20090061200-A (KR)
Inventor: KEUM YOUNG SOOK
IPC: A63B63/08
Filed: 2007-12-11
Abstract: A transportable basketball backstop is provided to simplify the structure of a basketball backstop and to allow a basketball backstop to be moved conveniently by reducing the weight of a basketball backstop. A transportable basketball backstop comprises a board part(10) which is provided with a board(11) combined with a basketball backstop, a frame(12) supporting the back surface of the board, a combination unit(13) combined at the both sides lower part of the frame by semicircular shape, and a supporting rod(14) combined at the both sides upper part of the frame so as to be combined at the center part of the combination unit; a supporting part(20) which is provided with a supporter(21) whose upper end is combined to the center of the combination unit and whose lower part is fixed to the standing part so as to be formed slopely, and a reinforcing unit(22) formed at the outer side for reinforcing the supporter; and a standing part(30) which is provided with a fixing unit(31) for fixing the supporting part, a stand for fixing the fixing unit, and an accommodation box(33) for accommodating sand formed at the back of the stand.
Patent KR-20080055673-A (KR)
Title: Thermal f2 etch process for cleaning cvd chambers
Inventor: JOHNSON ANDREW DAVID
IPC: H01L21/02
Filed: 2007-12-12
Abstract: A thermal F2 etching process for cleaning a CVD chamber is provided to clean undesired silicon nitride in a semiconductor process chamber by using previously diluted fluorine. Previously diluted fluorine(5) flows through inert gas through a chamber. The chamber is maintained at a high temperature of 230-565 °C to perform a pyrolysis process on the fluorine. A volatile reaction product generated by a chemical reaction of the resultant fluorine and undesired silicon nitride to clean the undesired silicon nitride from the surface of the volatile reaction product. The volatile reaction product is eliminated from the chamber. The pressure of the chamber is maintained at pressure of 10-101 torr.
Patent KR-20090062531-A (KR)
Title: Telescopic steering wheel
Inventor: LIM SANG SOO
IPC: B62D1/16
Filed: 2007-12-13
Abstract: A telescopic steering wheel using an electromagnet is provided to prevent vibration of a wheel due to the change of the natural frequency caused by the change of the location of the telescopic steering wheel. A telescopic steering wheel(100) using an electromagnet is composed of a hollow steering column(200), a steering shaft(300) which is installed in the steering column to be axially extended/contracted, a steering wheel(400) connected to one side of a steering shaft, a mounting bracket(500) which is mounted on the lower part of the steering column to fix the steering column on a vehicle body, a solenoid coil for applying current to one side of the shaft comprising the steering column, and a dash panel(800) in which permanent magnet meshes are equipped to the outside of a rod in which the solenoid coil is wound.
Patent KR-20090066597-A (KR)
Title: Probe and analysis system of pipe inner and outer surface
Inventor: HWANG HWAN KOOK
IPC: F16L55/16
Filed: 2007-12-20
Abstract: A probe and analysis system for inside and outside surfaces of a pipe is provided to reduce the acquired amount of data by capturing front and side images inside the pipe at the same time and increasing the thickness of unit pixel of the image. A probe and analysis system for inside and outside surfaces of a pipe comprises a probe self-driving vehicle(100), an image capturing part(200), a ground penetrating radar(300), an encoder(400), a computer(500), and an optical cable(600). The probe self-driving vehicle is equipped with a drive motor and travels inside the pipe. The image capturing part is equipped with a lens adapter and a digital camera and installed on the front end of the probe self-driving vehicle to capture the front and side images inside the pipe. The ground penetrating radar is installed on the top of the probe self-driving vehicle. The encoder is installed on the top of the ground penetrating radar and contacts the inner upper surface of the pipe to measure the travel distance of the probe self-driving vehicle when the probe self-driving vehicle travels inside the pipe. The computer is embedded with field test program to collect and store the images from the image capturing part and electromagnetic wave from the ground penetrating radar, and probe analysis program to synthesize, edit, and analyze images based on the collected data. The optical cable is connected to the computer and the probe self-driving vehicle to transmit the data collected in the probe self-driving vehicle to the computer.
Patent KR-20090067532-A (KR)
Title: Method for fabricating semiconductor device
Inventor: CHO YUN SEOK
IPC: H01L29/78
Filed: 2007-12-21
Abstract: A method for manufacturing a semiconductor device is provided to increase a yield of the semiconductor device by improving stability and reliability in a manufacturing process. A pillar pattern including a pillar head(23) and a pillar neck(25) is formed by etching a substrate(21). A gate insulating layer(26) is formed on an upper part of the pillar pattern. A first metal layer(27) and a second metal layer are formed along a stepped part of the substrate on which the gate insulating layer. A part of the second metal layer is selectively etched by using the first metal layer as an etch stop layer. A second metal layer pattern for surrounding the pillar neck is formed by etching selectively the part of the second metal layer. A first metal layer pattern for surrounding the pillar neck is formed by etching a part of the first metal layer.