baber/WOPTO huggingface dataset:
Patent KR-20090025949-A (KR)
Title: Cellulose-based fiber and tire cord comprising the same
Inventor: LEE JAE WOONG
IPC: D01F2/00
Filed: 2007-09-07
Abstract: Cellulosed based fiber and tire cord including the same are provided to offer excellent shape stability and other superior properties by using improved cellulosed based fiber and cellulosed based fiber. A method for manufacturing cellulosed based fiber comprises the following steps of: manufacturing spray typed dope including cellulose and polyvinyl alcohol/polystyrene copolymers; manufacturing multifilament by spinning the dope; solidifying the filament; washing the solidified filament; and drying the washed filament. Viscosity average molecular weight of the polyvinyl alcohol/polystyrene is 10,000 ~ 4000,000.
Patent KR-20090028937-A (KR)
Title: Data modulation method, modulator, recording method, and recording apparatus
Inventor: LEE JUN
IPC: G11B20/14
Filed: 2007-09-17
Abstract: A data modulating method and apparatus and a recording method and apparatus are provided to facilitate the change of k-constraint condition by bit flip and prevent error propagation by bit flip. A data modulating method comprises the steps of: producing a channel sequence about input sequence; determining whether RLL(Run Length Limit) condition is violated; and, when the RLL condition is violated, performing bit flip at the position before the violation occurrence position among the bits included in the channel sequence. The bit flip performing step includes determining the bit flip position in order to prevent error propagation in decoding.
Patent KR-20090029106-A (KR)
Title: A compound extracted from phellinus linteus for protection of neuronal cells, method for preparing the compound and a composition comprising the compound as an effective component
Inventor: KANG SOO KYUNG
IPC: A61P21/00
Filed: 2007-09-17
Abstract: A compound extracted from phellinus linteus for protecting neuronal cells is provided to protect nerve cells by suppressing the extinction of nerve cells mediated by hydrogen peroxide. A compound for protecting neuronal cells, represented by the chemical formula 1 is extracted from phellinus linteus by the steps of: collecting and drying phellinus linteus, extracting phellinus linteus with ethanol, filtering ethanol extract, and concentrating the fiterate to obtain ethanol extract; obtaining hexane extract by dissolving the ethanol extract in the mixed solution of hexane and H2O; obtaining the active fractionation applying the hexane extract to the column chromatography using the hexane-ethylacetate concentration gradient; drying the active fractionation. The composition for protecting neuronal cells comprises the compound extracted from phellinus linteus represented by the chemical formula 1.
Patent KR-20080028334-A (KR)
Title: Display driving apparatus and method for driving display driving apparatus, and display apparatus and method for driving display apparatus
Inventor: OGURA JUN
IPC: G09G3/30
Filed: 2007-09-27
Abstract: A display driving apparatus and a method for driving the display driving apparatus, and a display apparatus and a method for driving the display apparatus are provided to enhance image quality by suppressing difference between brightness gray scales. A display apparatus includes an illumination element, a pixel driving circuit(DC), a precharge voltage source, a voltage determining unit(143), and a compensation gray scale signal generator(144). The illumination element is illuminated based on a gray scale of a supply current. The pixel driving circuit supplies a current caused by a voltage supplied through a data line to the illumination element. The precharge voltage source applies a precharge voltage to the pixel driving circuit through the data line. The voltage reading unit reads the voltage of the data line during a transient response period after the apply of the precharge voltage. The compensation gray scale signal generator generates a compensation gray scale signal having a voltage corresponding to the element characteristic of the pixel driving circuit based on difference voltage between the voltages of the data line having different read timings, and applies the generated compensation gray scale signal to the pixel driving circuit.
Patent KR-20090034600-A (KR)
Title: Apparatus for coating photoresist
Inventor: LEE DONG KI
IPC: H01L21/027
Filed: 2007-10-04
Abstract: An apparatus of coating photoresist is provided to form the blocking plate which is parallel with the direction of the slit nozzle and prevent the damage of the slit nozzle. The substrate is settled in the stage. The photoresist is coated onto the top of the substrate through the slit nozzle(300). The traveling direction of the slit nozzle is parallel with the stage. The vibration sensor(380) is adhered to the slit nozzle. The blocking plate(350) is adhered to the front part of the slit nozzle. The blocking plate is formed parallel with the slit direction of the slit nozzle.
Patent KR-20090037122-A (KR)
Title: Method of manufacturing semiconductor device having multi-thickness gate insulation layer
Inventor: LEE KWANG WOOK
IPC: H01L29/78
Filed: 2007-10-11
Abstract: A manufacturing method of a semiconductor device having a multi-thickness gate insulation film is provided to simplify a process by omitting a removing and growing process of a repetitive gate insulation film. An initial gate insulation film is formed on a top part of a substrate(10) including a device isolation film(20). A first photoresist pattern is formed on a first region(I) of the initial gate insulation film by using a photoresist process. The initial gate insulation film inside a second region(II) and a third region(III) is partially removed by using the first photoresist pattern as a mask. A first gate insulation film(30a) is formed on the first region by the removing process. A second gate insulation film(30b) is formed on the second region and the third region by the removing process. A second photoresist pattern is formed on the first region and the second region. The second gate insulation film inside the third region is partially removed. The first gate insulation film having a first thickness(H1), the second gate insulation film having a second thickness(H2), and a third gate insulation film(30c) having a third thickness(H3) are formed on the top part of the substrate.
Patent KR-20090038239-A (KR)
Title: Fuel filler assembly for vehicles
Inventor: LEE SEUNG JU
IPC: B60K15/05
Filed: 2007-10-15
Abstract: A fuel filler assembly for vehicle is provided to prevent the outside of the vehicle body panel around the fuel inlet from being contaminated with the fuel by guide the fuel drops from the fuel pump nozzle into the vehicle body panel along the fuel guide plate. A fuel filler assembly for vehicle comprises a fuel guide plate(100) protruding from a fuel inlet when a fuel filler door is opened. The fuel guide plate is installed on the inside surface of a vehicle body panel(300) via an elastic member(200) to be inclined down in the closing direction of the fuel filler door. The fuel dropped from a fuel pump nozzle(600) flows along the fuel guide plate and is guided into the vehicle body.
Patent KR-20090039016-A (KR)
Title: Apparatus and method for coding/decoding of wideband audio signals
Inventor: KIM HONG KOOK
IPC: G10L19/04
Filed: 2007-10-17
Abstract: An apparatus and a method for coding/decoding wideband audio signals are provided to encode and decode a wideband audio signal while maintaining a low transmission rate and use a conventional LPC based voice encoder as a core encoder. An apparatus for coding/decoding wideband audio signals includes an encoder(100), an enhanced layer(200) and a packet generator(300). The encoder uses an MFCC(Mel-Frequency Cepstral Coefficient) instead LSP(Line Spectrum Pairs), which is a deformed LPC(Linear Prediction Coefficient), to use a core encoder which displays and compresses a spectrum of an audio signal. The enhanced layer extracts 12th MFCC from a wideband audio signal of 16 kHz, and converts the extracted 12th MFCC into a narrowband LPC which is used in the core encoder. The packet generator generates one bit stream by packetizing an encode bit stream provided from the core encoder and the 25 bit provided from an MFCC quantizing unit.
Patent KR-20090041568-A (KR)
Title: Apparatus for electronic part inspection
Inventor: SUNG KYUNG
IPC: H05K13/08
Filed: 2007-10-24
Abstract: An apparatus for checking an electronic part is provided to improve efficiency of an operation by checking a pair of electronic parts by two checking devices at the same time. A first electronic part checking device and a second electronic part checking device are respectively installed in A region and a B region of a glass plate. Each electronic part checking device includes a feeder(110,110a), a linear feeder(112,112a), an alignment unit(130,130a), an imaging unit(140,140a), and a sorting unit(150,150a). The feeder moves an electronic part(1,1a) supplied through a hopper(101,101a) by a vibration. The linear feeder successively supplies the electronic part supplied through the feeder. The alignment unit arranges the electronic part on the glass plate. The imaging unit images a shape of each surface of the electronic part. The sorting unit sorts the electronic part.
Patent KR-20090044009-A (KR)
Inventor: LEE CHANG SU
IPC: G06Q10/00
Filed: 2007-10-30
Abstract: 본 발명은 지인 관계 기반의 블로그 포스트 전파 시스템 및 방법, 그리고 이에 적용되는 서버를 개시한다. 본 발명에 따른 시스템은, 온라인 커뮤니티 서비스에 등록되는 블로그를 통해 작성자의 게시내용이 담긴 블로그 포스트를 형성한 후 작성자의 지인 관계로 등록된 적어도 하나 이상의 지인 블로그에 블로그 포스트의 유포를 설정하기 위한 작성자 단말장치, 지인 블로그에 블로그 포스트를 게시하거나 공유/전파자의 지인 관계로 등록된 적어도 하나 이상의 다른 지인 블로그에 블로그 포스트의 유포를 설정하기 위한 공유/전파자 단말장치 및 블로그 포스트에 대한 관리권한을 작성자 및 공유/전파자별로 부여하고, 블로그 포스트의 전파 경로를 토대로 다수의 블로그에 전파된 블로그 포스트를 통합 관리하기 위한 서비스 관리서버를 포함한다. 따라서, 본 발명은 온라인 커뮤니티 서비스에 등록되는 블로그를 통해 구인광고와 같이 작성자의 구체적인 게시목적이 담긴 블로그 포스트를 신뢰관계를 바탕으로 하여 블로그 포스트를 단계적으로 전파함으로써, 구인 광고와 같은 블로그 포스트를 작성한 광고주가 원하는 사람을 신뢰관계를 바탕으로 신속하게 구인할 수 있는 정도의 효율적인 광고 플랫폼을 제공할 수 있다. 
       
     블로그, 포스트, 광고, 커뮤니티,
Patent KR-20090046336-A (KR)
Inventor: SEONG KI EUN
IPC: B23Q3/157
Filed: 2007-11-06
Abstract: 복수개의 공구(T)를 장착하기 위한 매거진 드럼(200)에 배치되어 공구(T)를 파지하기 위한 자동공구교환장치(ATC)의 공구매거진용 공구 포트(100)가 개시된다.  본 발명에 따른 공구 포트(100)는, 공구(T)가 삽입되도록 내부에 공간이 형성된 포트 몸체(10)와, 상기 공구(T)가 삽입되는 방향과 반대측으로 상기 포트 몸체(10)의 타단부에 분리 가능하게 결합하는 홀더(20)와, 상기 홀더(20)의 외측에서 내측으로 삽입되어 상기 공구(T)를 고정하는 스틸볼(30)과, 상기 스틸볼(30)에 탄성력을 제공하는 탄성 수단(40)과, 상기 홀더(20)를 상기 포트 몸체(10)에 결합하기 위한 결합 수단(50)과, 상기 포트 몸체(10)를 상기 매거진 드럼(200)에 고정하기 위한 고정 수단(70, 80)을 포함하는 것을 특징으로 한다. 
       
     자동공구교환장치, ATC, 공구매거진, 공구포트
Patent KR-20090047920-A (KR)
Inventor: YOON HO
IPC: F24F11/02
Filed: 2007-11-09
Abstract: 본 발명은 공기조화기 전면을 개폐시키는 전면패널의 이동을 정확하게 제어하는 공기조화기 및 그 제어방법에 관한 것이다. 
     이를 위해 본 발명은 하우징; 상기 하우징의 전면을 개폐시키는 전면패널; 상기 전면패널을 이동시키는 이동장치; 상기 전면패널의 이동위치를 감지하는 개폐감지장치; 감지된 상기 전면패널의 이동위치를 기준위치와 비교하여 상기 기준위치에 해당하는 이동위치로 상기 전면패널의 이동을 제어하는 제어부를 포함하여 공기조화기가 작동할 때 이동하는 전면패널의 위치와 개폐상태를 최소한의 센서를 이용하여 정확하게 파악할 수 있으며, 센서의 간단한 구조 변경을 통해 전면패널의 위치를 정확하게 제어할 수 있다.
Patent KR-20090049719-A (KR)
Inventor: KIM KI JUNG
IPC: H04N5/44
Filed: 2007-11-14
Abstract: 실시예는 신호 처리 장치에 관한 것이다. 실시예에 따른 신호 처리 장치는, 입력 신호에서 제 1 신호를 필터링하여 통과시키는 제 1 필터부, 선택적으로 활성화되어 상기 제 1 필터부에서 출력된 제 1 신호의 전력을 감쇄시키는 제 1 감쇄부, 상기 입력 신호에서 제 2 신호를 필터링하여 통과시키는 제 2 필터부, 선택적으로 활성화되어 상기 제 2 필터부에서 출력된 제 2 신호의 전력을 감쇄시키는 제 2 감쇄부 및 상기 제 1 감쇄부에 제 1 제어전압 및 상기 제 2 감쇄부에 제 2 제어전압을 제공하는 제어부를 포함한다. 
       
     감쇄부, 핀다이오드
Patent KR-20090050292-A (KR)
Inventor: KO BONG KI
IPC: G08G1/0969
Filed: 2007-11-15
Abstract: 본 발명은 고가도로 맵매칭 시스템 및 방법에 관한 것으로, 맵매칭 시스템에 있어서, 현재의 자차의 위치를 수신하는 GPS수신부, 고가도로와 지상도로에 대한 정보를 저장하는 저장부, 상기 자차의 위치와 주행도로를 매칭하고, 그에 따른 제어신호를 출력하는 제어부, 상기 제어신호에 따른 자차의 주행경로를 표시하는 표시부로 구성되고, 상기 저장부는 차량의 마이콤과 내비게이션 단말의 주행속도와 시간에 따른 이동거리를 비교 및 연산하여 자차의 위치가 고가도로, 지하도로 또는 지상도로 중의 어느 하나를 구분하는 것을 특징으로 한다. 
     상기와 같은 고가도로 맵매칭 시스템 및 방법을 이용하는 것에 의해, 별도의 고도측정 장치없이 기존의 GPS수신 데이터와 전자지도 데이터의 고도값 정보 또는 고가여부의 정보만으로 고가도로와 지상도로를 판별할 수 있다. 
       
     GPS수신부, 제어부, 조작부, 저장부, 표시부
Patent KR-20080084544-A (KR)
Title: Method for producing resin composition of a glass
Inventor: KIM BYOUNG SAM
IPC: C03C17/32
Filed: 2007-11-19
Abstract: A method for forming a resin composition on a glass is provided to reduce refractive index by minimizing a thickness problem of an interior/exterior implement, and to improve optical characteristics by an increase in transmittance. A method for forming a resin composition on a glass includes the steps of: coating the upper part of a precision mold having a micro pattern with a urethane acrylate-based ultraviolet-curable paint; bonding the precision mold coated with the UV-curable paint to a reinforced glass(210); applying predetermined pressure to produce an interior/exterior implement(200); forming a three-dimensional resin composition by UV irradiation; cooling the interior/exterior implement; and detaching the precision mold from the interior/exterior implement to form a three-dimensional resin composition film(220).
Patent KR-20090051896-A (KR)
Inventor: JO HA YEON
IPC: A45D34/00
Filed: 2007-11-20
Abstract: 본 발명은 내용물을 저장하고 있는 용기에서 일정량 토출하기 위하여 사용되는 펌핑장치에 관한 것으로 특히 화장품 용기에서 용기에 저장된 내용물을 정량 흡입하여 배출할 수 있도록 하고 장시간 사용에도 펌핑 능력이 떨어지지 않는 화장품 용기의 펌핑장치에 관한 것이다. 
     이를 위해 본 발명은 용기의 병목부에 결합 되며, 안치부가 형성된 캡; 상기 캡의 안치부에 안치되고, 상기 용기에 저장된 내용물이 유입되어 저장되는 저장부를 구비한 실린더; 상기 실린더의 저장부를 밀폐하고 외력에 의해 압축되고 자체탄성에 의해 팽창됨으로서 상기 내용물을 상기 저장부로 유입시키고 유입된 저장물을 토출공을 통해 외부로 토출시키는 압축부재;를 포함하여 이루어진다. 
       
     화장품, 용기, 펌핑장치, 실린더, 스포이드, 압축, 팽창
Patent KR-20080055630-A (KR)
Title: Two-fluid nozzle, substrate processing apparatus, and substrate processing method
Inventor: MIYAGI MASAHIRO
IPC: H01L21/304
Filed: 2007-11-21
Abstract: A two-fluid nozzle is provided to efficiently electrificate the droplet of a process liquid by using a two-fluid nozzle for injecting the droplet of the process liquid toward a process target. A process liquid flows through a process liquid flow path. Gas flows through a gas flow path. A droplet generating part(303) mixes the process liquid from the process liquid flow path with the gas from the gas flow path to generate droplet, injecting the droplet together with the gas in a predetermined injection direction. A first electrode(61) is installed in the gas flow path in the vicinity of the droplet generating part. A second electrode(62) adjoins the process liquid in the process liquid flow path or the droplet generating part wherein a potential difference occurs between the first electrode and the second electrode. The second electrode can be made of conductive resin or conductive carbon. The process liquid can be a non-conductive two-fluid nozzle.
Patent KR-20090052558-A (KR)
Inventor: JEONG SUNG DO
IPC: A47J43/24
Filed: 2007-11-21
Abstract: 본 발명은 세척구가 구비된 세척장치에 관한 것으로, 더욱 상세하게는 세척구의 회전으로 세척물의 표면 이물질을 용이하게 씻겨냄으로써 단시간내에 세척하고자 하는 세척대상물을 효과적으로 세척함과 동시에 보다 깨끗하게 세척할 수 있는 세척구가 장착된 세척장치에 관한 것이다. 
     본 발명은 일정 분량의 세척물과 세척수가 보관 또는 저장되는 세척부와, 상기 세척부의 상부를 개폐하는 덮개부로 이루어진 세척장치에 있어서,  상기 덮개부(20)에는 상기 세척부(10)에 보관된 세척수를 와류시킴과 아울러 세척물의 표면이물질을 씻겨내도록 구동모터(25)에 의해 회전되는 세척구가 장착되는 것을 특징으로 한다. 
       
     세척부, 덮개부, 구동모터, 세척솔, 브러쉬
Patent KR-20090052739-A (KR)
Inventor: PARK HEE JU
IPC: H02J7/04
Filed: 2007-11-21
Abstract: 휴대용 충/방전 장치가 개시된다. 입력 포트와 출력 포트를 포함하는 휴대용 충/방전 장치는 배터리 부, 상기 배터리 부의 충전 동작 또는 방전 동작을 표시하기 위한 표시부, 및 상기 배터리 부의 충전 동작시 상기 배터리 부의 충전 전압을 검출하고 검출된 충전 전압이 제1기준전압과 같거나 높은 경우 상기 표시부를 점등하고, 상기 검출된 전압이 제2기준전압보다 높은 경우 상기 표시부를 소등시키며, 상기 배터리 부의 방전 동작시 상기 배터리 부의 방전 전압을 검출하고 검출된 방전 전압이 상기 제2기준전압보다 같거나 낮을 경우 상기 표시부를 점등하고 상기 검출된 방전 전압이 상기 제1기준전압보다 낮은 경우 상기 표시부를 소등시키는 검출 회로를 포함한다. 
       
     휴대용 충/방전 장치
Patent KR-20090059848-A (KR)
Title: Patterned magnetic recording media and method for recording of track information onto the same
Inventor: KIM HAE SUNG
IPC: G11B27/02
Filed: 2007-12-07
Abstract: A pattern magnetic recording media and method for recording track information in the media are provided to record the information in a track which is actually used in hard disk drive. A pattern magnetic recording medium comprises: a data sector(110) in which a plurality of magnetic recording regions(114) form a plurality of cyclic tracks; and a servo sector containing a servo pattern region(133) and correcting code region(136) on a plurality of tracks. In the correction code region of at least one tracks, the information of track which can be actually used on the hard disk drive.
Patent KR-20090060712-A (KR)
Title: Apparatus and method for removing malicious code inserted into a file
Inventor: KIM WON HO
IPC: G06F21/00
Filed: 2007-12-10
Abstract: An apparatus and a method for removing a malicious code inserted into a file are provided to stably remove a malicious code from a file and to inform a user of the possibility that a malicious code exits in the file when the user is unable to remove the malicious code. A file kind grasping module(110) grasps the kinds of files by confirming the extension names of a file, and a post-read and new storage module(120) performs the opening of a text file transmitted from the file kind grasping module by using an application related to the kind of the text file. The post-read and new storage module removes malicious code safely by performing a new storage function of the correspondent file.
Patent KR-20090061130-A (KR)
Title: A niproller conversion system of shrinkage film manufacture machine
Inventor: LEE KI HYUN
IPC: B65H23/00
Filed: 2007-12-11
Abstract: A nip roller direction conversion device of a contraction film maker is provided to reduce the failure rate by simply manufacturing the device and by keeping the film thickness uniform. A nip roller direction conversion device of a contraction film maker comprises: an extruder fusing the synthetic resin material to extrude; an elongation unit drawing a tube(4) not extended in order to have the necessary shrinkage ratio; a transfer winding unit transferring the extended tube and reeling; a nip roller installed between the extruder and the transfer winding unit to change a transfer path of the tube; and a nip roller direction changing unit(60). The nip roller direction changing unit includes: a frame(61) fixing all kinds of tools; a rotation latency(63) freely rotating within the flame inside with a bearing(64); a rotatable actuating motor(66) compulsorily running a small gear(65) going in gear between a toothed gear of the rotation latency; a fixed nip roller(67) fixed to the rotation latency; a variable nip roller(68) location-controlled by the advance and reverse of a cylinder(71); and a nip roller driving motor transferring of a tube.
Patent KR-20090061691-A (KR)
Title: Production method of high quality rice using deep ocean water
Inventor: KANG WON HEE
IPC: A01G1/00
Filed: 2007-12-12
Abstract: High-quality rice using deep ocean water and a production method thereof are provided to show high perfect kernel ratio and excellent taste and texture by using deep ocean water as irrigation water in a rice-cultivation process. Irrigation water is watered at constant intervals during a ripening period after the heading of rice. The irrigation water represents deep ocean water with 4-8v/v% of concentration. The irrigation is performed four times at one-week interval during a ripening period. The deep ocean water is diluted with general irrigation water or treated with specific concentration of deep ocean water(2% deep ocean water, 4% deep ocean water, 6% deep ocean water, 8% deep ocean water and 10% deep ocean water). The deep ocean water includes the large amount of dissolved oxygen with little organic materials and little microorganisms.
Patent KR-20090062512-A (KR)
Inventor: KIM MIN CHEOL
IPC: A41D23/00
Filed: 2007-12-13
Abstract: 본 발명은 목 둘레에 착용될 경우 자체 발열을 통해 목을 더욱 따뜻하게 보온할 수 있도록 하고 사용시에는 목 둘레 상으로 용이하게 착용될 수 있을 뿐만 아니라 사용 완료후에는 목 둘레로부터 용이하고 분리될 수 있도록 한 목 보온장치에 관한 것이다. 
     본 발명에 따른 목 보온장치는, 목둘레에 착용될 수 있도록 일측이 절개된 원 형상으로 형성되는 탄성프레임과, 상기 탄성프레임을 둘러싸는 외피와, 상기 탄성프레임과 상기 외피 사이에 고정되는 발열체와, 상기 탄성프레임의 일측에 구비되고 상기 발열체에 발열을 위한 전원을 공급하는 전원공급부와, 상기 탄성프레임의 타측에 구비되고 상기 발열체의 발열을 제어하는 컨트롤러를 포함하여 이루어진다. 여기서, 상기 발열체는 내열성 필름을 포함하는 면상발열체로 형성되는 것이 바람직하고, 상기 전원공급부는, 상기 탄성프레임의 일측에 구비되고 상기 발열체에 전기적으로 접속되는 소켓과, 상기 소켓에 장착되는 건전지 또는 충전지를 포함하여 이루어지는 것이 바람직하다. 
       
     목 보온장치, 탄성프레임, 외피, 발열체, 전원공급부, 컨트롤러
Patent KR-20090064795-A (KR)
Title: Method for receiving of data between mobile devices
Inventor: HWANG WON YONG
IPC: H04W4/14
Filed: 2007-12-17
Abstract: A data receiving method between portable terminals preventing the waste of the network is provided to receive data between portable terminals by performing a function of a file transmission protocol client and a file transmission protocol server. An SMS message is transmitted to two or more portable terminals including a desired data(S40). The portable terminal receiving the SMS message determines whether the data is transmitted(S41). The transport decision is received from the portable terminal receiving the SMS message. The portable terminal receiving the transmission executes a file transport protocol client mode(S42). Data are received from the portable terminal receiving the SMS message(S43).
Patent KR-20090064911-A (KR)
Title: Electronical expansion valve having simple structure
Inventor: YUN SO NAM
IPC: F25B41/06
Filed: 2007-12-17
Abstract: An electronic expansion valve having a simple structure is provided to fix a lip seal to an inner groove of a positioner holder to reduce the cost and time required for processing and assembly and efficiently seal up a can. An electronic expansion valve having a simple structure includes a can(10), a valve body(20), a positioner body(30), a poppet valve(40) and a lip seal(50). The can includes a multi-stage gear(12) driven by a step motor(11) and is shut tightly. The valve body is combined with the lower part of the can. The valve body includes a lower body(21) and an upper body(22) which are combined with each other using an O-ring(25) to form a valve room(23). The positioner body includes a positioner(31) vertically moved by the multi-stage gear. The poppet valve is vertically moved by a force applied by the positioner and controls the quantity of discharged refrigerant. The lip seal envelops the outer face of the positioner.
Patent KR-20090066696-A (KR)
Title: Method of edge dam load controlling in twin roll strip caster
Inventor: KIM YOON HA
IPC: B22D11/06
Filed: 2007-12-20
Abstract: A control method of load of an edge dam of a two roll strip manufacturing apparatus is provided to improve quality of a thin film by converting load control into position control with high speed. A control method of load of an edge dam of a two roll strip manufacturing apparatus comprises the following steps of: changing load control into position control after casting initiation immediately; adjusting a constant ware rate with speed of 1000 times per second; measuring the load of the edge dam in the position control(S303); terminating the position control in case a measured load value above constant value, is maintained for a certain time; and performing control of ware due to load.
Patent KR-20090066747-A (KR)
Title: Apparatus removing fume
Inventor: PAK SUK DAL
IPC: B21B9/00
Filed: 2007-12-20
Abstract: An apparatus for removing fume of rolled oil is provided to recycle the rolled oil by preventing fume being adhered at an upper part of a fume inlet and preventing flowing out of the rolled oil into outside. An apparatus for removing fume of rolled oil comprises the followings: a fume inlet(220) in which the fume is flowed in; a first fume removing part(230) dropping the fume; a second fume removing part(240) consisting of a filter in which a plurality of holes are formed; and a third fume removing part(260) of a rotating protrusion shape installed on the top of the second fume removing part.