baber/WOPTO huggingface dataset:
Patent KR-20070009564-A (KR)
Title: Organic thin-film transistor, method for manufacturing same and organic thin-film device
Inventor: INOUE YOUJI
IPC: H01L51/30
Filed: 2005-02-17
Abstract: Disclosed are an organic thin-film transistor with improved carrier mobility, a method for manufacturing an organic thin-film transistor, and an organic thin-film device comprising an organic thin-film transistor. Specifically disclosed is an organic thin-film transistor which comprises an organic semiconductor layer containing a fluorinated acene compound represented by the following formula: C4n+2F2n+4 wherein n is an integer not less than 2. The fluorinated acene compound may preferably be a tetradecafluoropentacene or a dodecafluoronaphthacene. ® KIPO & WIPO 2007
Patent KR-20070001188-A (KR)
Title: Fuel-injection device for an internal combustion engine
Inventor: BECKR THOMAS
IPC: F02M55/02
Filed: 2005-01-17
Abstract: The invention relates to a fuel- injection device comprising a high-pressure region, which contains at least one high-pressure accumulator (16), in which fuel is stored under pressure and at least one injector (20) that is connected to the high- pressure accumulator (16) for injecting fuel in the cylinder of an internal combustion engine. The fuel-injection device also comprises a low-pressure region, which is connected at least indirectly to a fuel reservoir (12). The high-pressure region has a connection (40) to the low- pressure region that is controlled in accordance with the fuel temperature in the high-pressure region. Said connection is at least substantially closed at a higher fuel temperature, thus separating the high-pressure region from the low-pressure region and is open at a lower fuel temperature. ® KIPO & WIPO 2007
Patent KR-20070028343-A (KR)
Title: Microelectronic packages including nanocomposite dielectric build-up materials and nanocomposite solder resist
Inventor: KONING PAUL A
IPC: H05K1/03
Filed: 2005-03-25
Abstract: This application discloses an apparatus comprising a substrate including a plurality of conducting layers and a nanocomposite inter-layer dielectric (ILD) sandwiched between the conducting layers, wherein the nanocomposite ILD layer comprises a nanocomposite including a polymer having a plurality of nanoclay particles dispersed therein, the nanoclay particles having a high aspect ratio. Also disclosed is an apparatus comprising a substrate having a contact surface and a nanocomposite solder resist layer placed on the contact surface, wherein the solder resist comprises a nanocomposite including a polymer binder having a plurality of nanoclay particles dispersed therein, the nanoclay particles having a high aspect ratio. Further disclosed is a process comprising providing a plurality of conducting layers and sandwiching a nanocomposite inter-layer dielectric (ILD) between the conducting layers, wherein the nanocomposite ILD layer comprises a nanocomposite including a polymer binder having a plurality of nanoclay particles dispersed therein, the nanoclay particles having a high aspect ratio. Other apparatus and process embodiments are also disclosed and claimed. ® KIPO & WIPO 2007
Patent KR-20070005672-A (KR)
Title: Car device of elevator
Inventor: KADOI AKIHIRO
IPC: B66B11/02
Filed: 2006-02-03
Abstract: A car device of an elevator enabling a reduction in the OH dimension of an elevator hoistway. The car device comprises a car lifting in the elevator hoistway, a suspended ceiling installed at the ceiling part of the car, and a car side modesty panel installed on the car projectedly from the car entrance side lower part of the car downward. The indoor machine of an air conditioner is installed between the ceiling part and the suspended ceiling of the car and the outdoor machine of the air conditioner is installed under the floor of the car adjacently to the car side modesty panel. An inspection door for outdoor machine openable from a landing is formed in the car side modesty panel. ® KIPO & WIPO 2007
Patent KR-20070026589-A (KR)
Title: Aerosol container with actuator secured to valve stem
Inventor: NARDONE PETER
IPC: B65D83/14
Filed: 2005-05-26
Abstract: A security seal for an aerosol container (12), which has an actuator (16) in communication with a valve (14). Means are provided such as adhesive (24), contact cement or a weld to deter removal of the actuator (16) from the valve system (14). The valve system (14) and actuator (16) are made of compatible materials so they may be joined by laser or sonic welding, or by solvent cement. Optionally, a collar (26) has a first ledge (28) that locks under rim (18) and has a second ledge (30) that engages a base portion (27) of the actuator and prevents its removal, except by breaking the collar. The security seal can include means such as a cap (34) which is joined to the collar (26) by a frangible connection (38), to provide a tamper indication of whether the actuator (16) has been accessed. ® KIPO & WIPO 2007
Patent KR-20070035003-A (KR)
Title: 인조 잔디 경기장에 사용하기 위한 합성 섬유를 제조하는방법 및 그러한 합성 섬유
IPC: E01C13/08
Filed: 2005-04-11
Abstract: 본 발명은 인조 잔디 경기장에 사용하기 위한 합성 섬유를 제조하는 방법으로서, i) 합성 재료층을 공급하는 단계와, ii) 상기 합성 재료층으로부터 합성 섬유를 얻는 단계를 포함하는 합성 섬유 제조 방법에 관한 것이다.  본 발명은 또한 그러한 합성 섬유와, 본 발명에 따른 합성 섬유가 부착되는 기재로 이루어지는 경기장용으로 적합한 인조 잔디에 관한 것이다.  본 발명의 목적은, 한편으로는 특정 용도로 제조될 수 있고, 다른 한편으로는 제조 및 재료 비용을 절감할 수 있는 보다 보편적인 섬유를 제공하는 데에 있다.  본 발명에 따르면, 합성 재료층은 공압출 공정을 이용하여 2개 이상의 상이한 재료층으로 구성된다.  공압출 단계는 사용되는 합성 재료의 상이한 특성의 분리를 제공한다.
Patent KR-20070034010-A (KR)
Title: 산화인듐주석
IPC: C09D5/24
Filed: 2005-05-24
Abstract: 산화인듐주석(ITO) 제조방법 및 그에 의한 산화물에 대해 개시한다. 이 방법은 선택적으로 유기고분자의 존재하에서 황산인듐, 황산암모늄 및 주석 화합물의 수성 제형이 동결되어 고체를 형성하는 초저온 공정을 적용하고; 상기 고체는 이것을 가열하여 내부의 수분이 결정화하도록 유도함으로써 조절되고; 상기 수분은 예를 들어, 동결건조에 의해 제거되며; 그 후 상기 고체는 소성처리되는 것을 특징으로 한다. 제조한 ITO는 2 미만의 표면 주석농도 및 기타 적절한 특성을 가질 수 있다.
Patent KR-20070022353-A (KR)
IPC: C08F10/00
Filed: 2000-10-05
Abstract: 본 발명에 의한 폴리올레핀은 탄소수 3~8의 α-올레핀으로부터 선택한 1종의 α-올레핀으로부터 유도되는 반복 단위(U 1 )를 50~100몰%, 탄소수 2~20의 α-올레핀으로부터 선택한 적어도 1종의 올레핀으로부터 유도되는, 상기 반복 단위(U 1 )이외의 반복 단위(U 2 )를 50~0몰%의 비율로 함유하며, 
     (i) 2,1-삽입 비율과 1,3-삽입 비율이 각각 0.2% 이하이고,  
     (ii) 겔투과 크로마토그래피에 의해 구한 분자량 분포(Mw/Mn)가 1~3의 범위이고,  
     (iii) 데칸 가용 성분량이 2중량% 이하인 것을 특징으로 하는 것이다. 
     본 발명에 의한 폴리올레핀은 탄성률, 내충격성, 투명성이 우수하다.  
       
     폴리올레핀
Patent KR-20070036080-A (KR)
Inventor: TAKASO KIYOKAZU
IPC: C07C251/86
Filed: 2005-06-28
Abstract: 본 발명은 하기 화학식 3으로 표시되는 히드라진 화합물을 반응기 밖으로 취출하지 않고, 하기 화학식 4로 표시되는 카르보닐 화합물과 축합시키는 공정을 포함하는, 하기 화학식 5로 표시되는 히드라존 화합물의 제조 방법을 제공한다.  본 발명에 따르면, 구조상 불안정하고, 또한 그 독성(이변원성)에 의해 작업자에 대한 안전성 상의 영향을 미칠 것이 염려되는 반응 중간체인 히드라진 화합물을 반응기로부터 일체 취출하지 않고, 목적으로 하는 히드라존 화합물을 고품질 또한 고수율로 얻을 수 있다. 
     <화학식 3> 
     
       
     
     <화학식 4> 
     
       
     
     <화학식 5> 
     
       
     
     히드라존 화합물, 광도전 물질
Patent KR-20070083396-A (KR)
Title: Method and device for performing integrated caching in a data communication network
Inventor: KHEMANI PRAKASH
IPC: G06F15/16
Filed: 2005-06-30
Abstract: A device that implements a method for performing integrated caching in a data communication network. The device is configured to receive a packet from a client over the data communication network, wherein the packet includes a request for an object. At the operating system/kernel level of the device, one or more of decryption processing of the packet, authentication and/or authorization of the client, and decompression of the request occurs prior to and integrated with caching operations. The caching operations include determining if the object resides within a cache, serving the request from the cache in response to a determination that the object is stored within the cache, and sending the request to a server in response to a determination that the object is not stored within the cache.
Patent KR-20070031962-A (KR)
IPC: A61K31/454
Filed: 2005-06-13
Abstract: 1-(인돌-6-카르보닐-D-페닐글리시닐)-4-(1-메틸피페리딘-4-일)피페라진 D-타르트레이트는 안정한 결정성 염을 형성하며, 심혈관 장애를 치료하는데 있어 유용한, 세린 프로테아제인 인자 Xa의 억제제이다.   
       
     타르트레이트 염, 세린 프로테아제 억제제, 혈전 장애
Patent KR-20070073627-A (KR)
Title: Point-to-multipoint service communication of mobile communication system
Inventor: LEE YOUNG DAE
IPC: H04B7/26
Filed: 2007-01-03
Abstract: A point-to-multipoint communication method in a mobile communication system is provided to optimize the signaling and scheduling of a cell specific service and non-cell specific service by selecting a specific MCCH(Multicast Control Channel) to use a point-to-multipoint service, receiving associated control information through the selected channel, and using the point-to-multipoint service according to the received control information. UE(User Equipment) acquires area information associated with a desired MBMS service(S100). Based on information provided from an eNode B, the UE judges whether control information associated with the MBMS service is provided through an MCCH(S110). The UE selects a suitable MCCH according to a desired method to receive the MBMS service, and receives associated control information through the selected MCCH(S120). In case the MBMS service is a single cell transmission service, the UE receives scheduling information from the eNode B through an L1/L2 control channel(S140). Then, the UE receives the MBMS service through an MTCH(MBMS Traffic CHannel) from a cell according to the provided scheduling information(S150). However, if the MBMS service is a multi-cell transmission service, the UE receives scheduling information from an AGW through an MBMS control channel(S160). Then, the UE receives the MBMS service through the MTCH from a plurality of cells according to the provided scheduling information(S170).
Patent KR-20090000140-A (KR)
Inventor: KANG BYOUNG MO
IPC: G06Q30/02
Filed: 2007-01-10
Abstract: A free gift game through a singing score and a good luck number in a karaoke room is provided to improve a karaoke image while providing pleasure and profit by providing a free gift. Whenever a song starts, a lucky number is set up in the right upper edge of a monitor. After the song is finished, if the singing score and the set lucky number coincide with each other, a user obtains a corresponding free gift through a rotational plate game. The free gift name of the rotational plate game is deleted, registered, or changed according to a business. Whenever the song starts, the lucky number is set up at random.
Patent KR-20080069874-A (KR)
Title: Portable information processing apparatus
Inventor: LEE DONG JIN
IPC: G06F1/00
Filed: 2007-01-24
Abstract: A portable information processing device is provided to prevent incorrect operation of a user, improve convenience, and minimize moving line of the user by improving a structure for arranging an input or output unit in a front panel. A main unit(110) has a display opening(111) and a front panel arranged around the display opening. A display unit(120) displays an image in the display opening. A key input unit has at least one horizontal key group comprising a plurality of keys(139) arranged to the outside of the display opening in a partial area of the front panel. At least a part of a line connecting an upper end of the keys of the horizontal key group along the outside of the display opening is tilted to a plane of the display unit. The key input unit includes at least one of left and right input keys respectively arranged to left and right sides of the front panel by interposing the display opening between the left and right input keys.
Patent KR-20070092147-A (KR)
Title: Electrode rod for detecting water-level, method of detecting water-level, method of controlling water-level in a boiler, and method of controlling water-level in a steam separator
Inventor: YOSHINARI YUJI
IPC: G01F23/00
Filed: 2007-03-07
Abstract: An electrode rod for detecting water-level, a method of detecting water-level, a method of controlling water-level in boiler, a method of controlling water-level in a stream separator are provided to exactly detect a water-level in a container even though errors occur in the water-level. An electrode rod for detecting a water-level includes an external power source coupling terminal(2) and a water-level detection electrode(3). The external power source coupling terminal is protruded to an outside of a metallic container(5) through an insulator(4). The water-level detection electrode is attached to the container to be protruded to an inside of the container. An insulation coating(6) is formed on a surface of the water-level detection electrode. The insulation coating is formed of engineering plastic with excellent thermal endurance, high pressure resistance, and chemical resistance. The engineering plastic is polyether ether ketone or fluorine-resin.
Patent KR-20080083545-A (KR)
Title: Semiconductor beam analytical module device and analyticla method
Inventor: YU JAE IN
IPC: G01J1/02
Filed: 2007-03-12
Abstract: A semiconductor beam analysis module device and a beam analysis method using the same are provided to perform a beam analysis process with a low cost by using selectively a spectroscope. A sample preparation process is performed to prepare a sample by processing a compound semiconductor(10). A pumping process is performed to form electronic-hole pairs by jumping the electrons of the sample from a valence electron belt to a conducting belt(20). A beam source irradiation process is performed to irradiate a beam from a beam source irradiation unit including a halogen lamp and a spectroscope to the sample(30). A beam reflection detection process is performed to detect the reflected beam(40). An optical signal conversion process is performed to convert the reflected beam to a standard signal by using a lock-in amplifier(50). An image display process is performed to display the converted signal on a screen(60).
Patent KR-20090000693-A (KR)
Title: Method for broadcasting local information using internet
Inventor: SHIN BANG SIK
IPC: G06Q50/00
Filed: 2007-03-21
Abstract: A regional information broadcasting method using the Internet is provided to collect a lot of regional information generated from a detailed region where a user is living, and to convert the collected information into broadcasting contents to store the contents, so that the broadcasting contents can be provided to the user in the corresponding region. Regional contents information is collected from an information collecting terminal connected through a preset channel, and the collected regional contents information is converted into broadcasting contents information, then the contents information is stored in a DB(S100). When a user terminal demanding delivery of the broadcasting contents information is connected, the user terminal detects activeX controller information for receiving the broadcasting contents information(S120). The corresponding broadcasting contents information demanded from the user terminal is transmitted through an activeX controller after at least one of activeX controller installation and updating is performed in the user terminal(S150).
Patent KR-20070098648-A (KR)
Title: System and method for making printed electronic circuits using electrophotography
Inventor: HIRAHARA EDWIN
IPC: H05K1/16
Filed: 2007-03-29
Abstract: A method and a system for manufacturing a printed electronic circuit using electro photography are provided to manufacture a micro-electronic component by printing images in multiple layers. An EP(Electro Photography) printing system(80) includes at least one EP printing stations(70A,70B,70C). Each of the EP printing stations performs an EP process, such that an image is formed on a substrate. A printed electronic component material is solved to form the image. The EP printing system includes at least one driving motor(82), a substrate web advancement structure(84), and an EP printing control system(86). The EP printing control system receives inputs from a human operator, a temperature sensor, a motion sensor, and a laser beam detector, and transmits process parameters and instructions for controlling a bias voltage and a heater current. The EP printing control system controls the motors, such that inner components in the substrate web advancement structure are activated.
Patent KR-20080088971-A (KR)
Title: 실리콘 웨이퍼의 결정 구조 분석 방법
Inventor: KOH CHUNG GEUN
IPC: H01L21/66
Filed: 2007-03-30
Abstract: 실리콘 웨이퍼의 결정 구조 분석 방법은, 시료의 전자를 여기시키는 레이저 빔, 상기 레이저 빔을 특정 밴드의 파장을 갖는 레이저 빔으로 변형시키는 밴드 패스 필터 및 상기 변형된 레이저 빔의 출력 강도를 검출하는 광검출기를 포함하는 광루미네선스(Photoluminescence) 장치를 사용해서 시료의 소수 캐리어 수명(Minority carrier lifetime)을 측정하는 방식으로 수행되는 실리콘 웨이퍼의 결정 구조 분석 방법으로서, 여기 소스로 사용되는 Nd:YVO4 레이저 빔을 상기 광루미네선스 장치의 밴드 패스 필터를 통과시켜 실리콘 웨이퍼에 조사하기 위한 밴드의 파장을 갖는 레이저 빔으로 변형하는 단계; 상기 변형된 레이저 빔을 실리콘 웨이퍼에 조사함과 아울러 상기 조사된 레이저 빔의 출력 강도를 상기 광루미네선스 장치의 광검출기로 검출하는 단계; 및 상기 광검출기로부터 검출된 레이저 빔의 출력 강도를, 출력 강도를 디지털 신호로 변환하여 피크의 형태로 표현하고 상기 피크 중 최고 피크 강도를 기준으로 피크의 범위를 좁혀주는 역할을 하는, 밴드 에지 필터를 사용해서 디지털 신호로 변환하여 실리콘 웨이퍼의 전체 결정 구조를 맵핑하는 단계;를 포함하는 것을 특징으로 한다.
Patent KR-20080090625-A (KR)
Title: Power-saving control circuit and method for oled panel
Inventor: JING MENG LIU
IPC: H05B33/12
Filed: 2007-04-05
Abstract: A circuit and a method for controlling power consumption of OLED panels are provided to adjust outputs of a voltage supply unit according to differences of current amounts in plural paths of OLEDs. A circuit for controlling OLED(Organic Light Emitting Diode) panels includes plural OLEDs(OLED1-OLEDn), a current amount determining circuit, a voltage supply circuit(24), and a matching feedback adjustment circuit(27). The OLEDs are implemented on corresponding plural paths. The current amount determining circuit determines current amounts of the paths. The voltage supply circuit supplies an output voltage to the current amount determining circuit based on a control signal. The matching feedback adjustment circuit generates the control signal according to differences of current amounts in the paths of the OLEDs.
Patent KR-20070060052-A (KR)
Title: A manufacturing method of water soluble chitosan
Inventor: CHO SUK HYEONG
IPC: C08B37/08
Filed: 2007-05-04
Abstract: A method for preparing water-soluble chitosan is provided to keep the molecular weight of a starting chitosan intact by using a mixed solvent of organic solvent/water and adding a certain amount of an acid and reduce a total production cost owing to the simple drying step. The method for preparing water-soluble chitosan comprises a step of dispersing water-insoluble chitosan in a mixed solution of water/organic solvent, a step of adding 0.5-2moles, based on a glucose amine unit, of an acid to the solution and reacting the chitosan immersed in the resultant solution for 0.5-5hours, and a step of washing the obtained water-soluble chitosan with organic solvent and filtrating and drying the water-soluble chitosan, whereby the chitosan is neither hydrolyzed nor reduced in molecular weight.
Patent KR-20080098127-A (KR)
Title: Automatic conveyor apparatus for tube
Inventor: CHOI HYEUNG TAE
IPC: B21D43/00
Filed: 2007-05-04
Abstract: An automatic transfer apparatus of the small diameter metal tube is possible for the molding process of being successive of the metal tube is provided, moreover the metal tube can be moved in the stable state and feeding speed of the metal tube can be improved. An automatic transfer apparatus of the small diameter metal tube(1) is comprised of the means as follows; a plurality of lamina perpendicularises(12a,12b) in which the depression(14) of V shape is continuously formed in the upper side to the regular interval is arranged horizontally; a fixing unit in which successively the metal tube is horizontally settled in depression; and a transfer unit which horizontally moves the metal tube adopted to depression to the next depression. Moreover, the transfer method is comprised a receiving part in which the metal tube is admitted of V shape is continuously formed to the interval which is identical in the upper side of depression; a plurality of conveying plates neighbor-arranged and each lamina perpendicularis; and horizontal and the driving parts which it vertically moves the conveying plate.
Patent KR-20070109880-A (KR)
Title: Component mounting apparatus and component mounting method
Inventor: MORITA TAKESHI
IPC: H01L21/60
Filed: 2007-05-09
Abstract: An apparatus and a method for mounting a component are provided to form simultaneously coating films having different thicknesses and to mount the component effectively with a satisfactory adhesiveness by ensuring optimal coating amount of a paste. An apparatus for mounting a component on which a bump is formed comprises a component supply part(1), a substrate supporter(11) for determining a location, a mounting head(16), a transfer member and a paste projection device. The mounting head(16) takes out the components from the component supply part to transmit to the substrate. The transfer member transfers the mounting head to the component supply part and the substrate supporter. The paste projection device supplies the paste which is coated to a plurality of bumps of components with a coating film shape having at least two different kinds of thickness.
Patent KR-20090001709-A (KR)
Title: 보육시설 관리 시스템
Inventor: KIM SEUNG SIK
IPC: G06Q10/06
Filed: 2007-05-14
Abstract: 본 발명은 각 보육 시설의 운영자가 4대 보험뿐만 아니라 재무회계를 온라인 상으로 간단히 관리할 수 있도록 하는 보육시설 관리 시스템에 관한 것으로, 데이터 통신망을 통해 불특정 다수의 보육시설 운영자가 보육시설 단말기를 이용하여 온라인 접속을 이룬 후 보육시설 관리정보를 수집하고, 보육시설 관리를 요청할 수 있도록 서비스하는 보육시설 관리 시스템에 있어서, 4대 보험업무처리가 이루어지도록 서비스하고, 상기 4대 보험업무처리 서비스에 따라 4대 보험업무 처리정보를 생성하고, 상기 4대 보험업무 처리정보를 이용하여 지원금을 책정하여 지급하는 보험업무 서비스 서버; 4대보험관리 사이트 영업정보를 제공하고, 온라인 접속을 이룬 상기 보육시설 단말기로 보육시설 운영자의 요청에 응하여 보육시설 재무회계 입력 웹페이지를 제공하고, 상기 보육시설 재무회계 입력 웹페이지를 통해 입력되는 각 보육시설의 재무회계정보를 관리하는 보육시설 재무회계 지원서버; 
     상기 보육시설 재무회계 지원서버에서 관리하는 재무회계정보를 정기적으로 다운로드받아 각 보육시설의 재무회계 상태정보를 생성하고, 상기 재무회계 상태정보를 이용하여 각 보육시설의 보육지원금을 산출하는 보육지원서버; 및 상기 보육시설 재무회계 지원 서버를 통해 제공되는 4대보험관리 사이트 영업정보를 이용하여 상기 보육시설 단말기로부터 4대보험 업무요청정보 및 업무요청에 따른 수수료가 납부된 경우 상기 보험업무 서비스 서버로 4대보험 업무처리가 이루어지도록 하고, 상기 수수료의 미리 약정된 비율을 상기 보육시설 재무회계 지원서버로 재송금 되도록 하는 한편, 상기 보험업무 서비스 서버에서 제공하는 지원금을 지급받는 4대보험업무 서비스 서버로 이루어진 것을 특징으로 한다. 
       
     보육시설, 관리, 재무회계, 4대보험, 지원금, 영업
Patent KR-20080100934-A (KR)
Title: Apparatus for forming wiring and manufacturing method of printed circuit board
Inventor: KIM YONG SIK
IPC: H05K3/12
Filed: 2007-05-15
Abstract: A wiring forming and the manufacturing method is provided to control the printing error of the perpendicularity and horizontal direction and forming a wire with same width since the print speed of the perpendicularity and horizontal direction is the same. In a wiring forming and manufacturing printed circuit board(200), an ink-jet head(220) discharges the conductive ink in the predetermined printing direction. A support plate(210) supports the printing direction to be rotated corresponding to the printing direction. A first driving part(230) relatively moves the ink-jet head to the printing direction to the substrate. The first driving part moves the ink-jet head to the printing direction.
Patent KR-20080104888-A (KR)
Title: Line pressure relief vaive of hydraulic control system for automatic transmission
Inventor: WI TAE HWAN
IPC: F16H61/00
Filed: 2007-05-29
Abstract: A line pressure relief valve of the hydraulic control system for automatic transmission is provided to prevent the generation of eccentricity by stably sustaining the location of the check ball. A line pressure relief valve(6) of the hydraulic control system for automatic transmission comprises the columnar valve hole(10), the check ball(14), the relief spring(16), and the orifice ball(20). The columnar valve hole is formed in the intermediate plate in a vertical direction. The columnar valve hole is connected to the exhaust flow path(12) formed in the lower part. The check ball is arranged in the valve hole to be slid up and down. The relief spring is arranged in a gap between the check ball and the bottom plate(18). The relief spring elastically supports the check ball. The orifice ball is selectively opened and closed to the check ball. The fixing unit prevents the flow of the guide member.