baber/WOPTO huggingface dataset:
Patent KR-20090001000-A (KR)
Title: A semiconductor device and a method of manufacturing the same
Inventor: JEONG CHEOL MO
IPC: H01L21/28
Filed: 2007-06-29
Abstract: A semiconductor device and a method of manufacture thereof are provided to improve the property of a barrier metal film about a lower metal wiring consisting of a copper(Cu) film by forming a barrier metal film by using hybrid scheme. A barrier metal film(110) is formed by using hybrid(hybrid) scheme consisting of a process stuffing the oxygen(O2) atom after forming a tungsten(W) film and a tungsten nitride film(WN) into a laminated structure at the upper part of a second insulating layer(106) and contact hole. The barrier metal film is formed into the structure in which a ten nitride film(WN) and tungsten nitride film(WN) are laminated or the structure in which a ten nitride film(WN), and tungsten nitride film(WN) and a ten nitride film(WN) are laminated by using chemical vapor deposition or physical vapor deposition. The tungsten(W) film is formed of a barrier metal film in the surface of the second insulating layer and contact hole(108).
Patent KR-20090003744-A (KR)
Title: Nonvolatile memory device and method for fabricating the same
Inventor: LEE DAE MYOUNG
IPC: H01L21/8247
Filed: 2007-07-03
Abstract: The non-volatile memory device and manufacturing method thereof are provided to lower the bias voltage applied in the gate electrode in the program by forming the charge trap layer on a portion of the channel region. The source(36) and drain(37) are located on the substrate in the constant interval. The channel region(300) is formed in the substrate between the drain and the source. The tunneling insulating layer(31) is formed on the channel region. The charge trap layer(32) is locally formed on the tunneling insulating layer of the source. The blocking insulation film(34) is on the tunneling insulating layer including the charge trap layer. The gate electrode (35A) is formed on the blocking insulation layer.
Patent KR-20090007053-A (KR)
Inventor: OH BO SEOK
IPC: H01L29/78
Filed: 2007-07-13
Abstract: 본 발명은 고집적화를 구현할 수 있는 고전압 소자 및 그 제조방법을 제공하기 위한 것으로, 이를 위해 본 발명은 기판 내에 형성된 드리프트 영역과, 상기 드리프트 영역보다 깊게 상기 기판 내에 형성된 소자 분리막과, 상기 기판 상에 형성된 게이트 전극과, 상기 게이트 전극 양측의 상기 드리프트 영역 내에 형성된 소스 및 드레인 영역을 포함하는 고전압 소자를 제공한다. 
       
     고전압 소자, 드리프트 영역
Patent KR-20090011719-A (KR)
Title: Side load decreasing typed mcphason strut suspension
Inventor: OH JE TAEK
IPC: B60G15/06
Filed: 2007-07-27
Abstract: A MacPherson strut suspension reducing the side load is provided that the lower seat pad changes the initial setting position using the movement of the damper cylinder rod. A MacPherson strut suspension reducing the side load comprises a control arm(2) in which one end is mounted to one side of car body and the other end is combined to the wheel, a damper(4) in which one end is combined with the wheel through the carrier(1) mounted to the wheel and the other end is combined with the car body, a spring(7) covering damper, a strut assay(3) consisting of an insulator(6) generating torsion to the movement of damper while surrounding the upper part of damper, a side load control apparatus(10) which changes the layout of the spring so that the spring load direction is in accord with the axle load direction of wheel.
Patent KR-20080011637-A (KR)
Title: A plug valve with a disk type plug
Inventor: OH LEE SEOK
IPC: F16K5/08
Filed: 2007-08-06
Abstract: A ball-type eccentric plug valve is provided to form a circular opening by cutting a main body perpendicularly and by installing a ball-type plug to be opened and closed. A ball-type eccentric plug valve comprises: a main body(3) provided with an inlet(1) and an circular outlet, a disk-type plug(6) opening and closing the outlet by enabling the main body to support a stem(4) and a rotation shaft(5) and an outlet tube(8) engaged in a side of the outlet of the main body, in which a body seat(7) is installed.
Patent KR-20090014546-A (KR)
Title: Apparatus for preventing a receiving-tray for a vehicle from accidentally opening caused by inertia load
Inventor: SUH CHANG SOO
IPC: B60R7/06
Filed: 2007-08-06
Abstract: An inertial load open preventing apparatus for the vehicles tray is provided that the vehicles tray can prevent the accepted content from being fallen inside the vehicle by inertial load. An inertial load open preventing apparatus for the vehicles tray comprises a spring(40) installed at the lower part of the tray(20), a stopper(30) in which one end is connected to the spring and which is installed at the lower part of tray, a rear motion prevention guard saw tooth structure(16,32) being toothed to each other. The saw tooth structure is formed at the top of the stopper and the bottom of trays.
Patent KR-20090015253-A (KR)
Title: Method and system of retransmitting of a data in a communication system
Inventor: JUNG YOUNG HO
IPC: H04L1/18
Filed: 2007-08-08
Abstract: A method and a system for retransmitting data in communications system of multicast mode are provided to reduce latency time for receiving negative acknowledgement information by automatically retransmitting data frame according to the number of predetermined retransmission regardless of receiving of the negative acknowledgement information. The number of automatic retransmission of a data frame is determined(403). The automatic retransmission information is transmitted to mobile terminals within multicast group(405). The data frame is retransmitted to the mobile terminals until reaching to the number of determined automatic retransmission regardless of receiving of negative acknowledgement information from the mobile terminals(407, 409).
Patent KR-20080015730-A (KR)
Title: Methods and systems for gas turbine engine control
Inventor: FEIZ MAJID
IPC: F02C9/26
Filed: 2007-08-10
Abstract: A method and a system for gas turbine engine control are provided to reduce easily the effect of gas fuel system supply pressure variations in adjusted gas inter-valve pressure. A gas turbine engine control system includes a component model(116), a pressure sensor(108), and a feedback module(117). The component model is arranged to regulate fuel supply pressure for a gas turbine. The pressure sensor is suitable for detecting the pressure of fuel supplied to the gas turbine. The feedback module includes an integral plus state feedback, and is appropriate for supplying a positive feedback reference signal to the component model so as to shorten easily a response time of the control system to change in fuel pressure.
Patent KR-20090017102-A (KR)
Title: Assistance tool for curved leg
Inventor: KIM JOON
IPC: A61F5/05
Filed: 2007-08-14
Abstract: An assistant for the bent leg is provided to allow the O-type legs to be shown like normal legs by providing the volume to the inside of the fleshy inside of the thigh. An assistant for the bent leg comprises an assistant(11) whose one side is closely adhered to the inside part of the fleshy inside of the thigh; and at least one connecting band(21) which is adhered to the assistant so as to allow the assistant to be engaged to the fleshy inside of the thigh and comprises a fastener(23) and a connecting member(25) formed in both ends.
Patent KR-20090017821-A (KR)
Title: Manufacturing method of liquor additive use raw timber nature perfume
Inventor: KIM IEE NAM
IPC: C12G3/06
Filed: 2007-08-16
Abstract: A manufacturing method of raw timber nature perfume liquor additive is provided to prevent the disappearing of the extracted compound in secondary separation or processing procedure by adding edible alcohol liquor with solution reaction product without secondary separation. The manufacturing method of raw timber nature perfume liquor additive comprises the steps of: processing the inner surface of the timber to be extracted to have wide contact area contacting with the outside(S1); precipitating the processed timber in the reactant(S2); heating the precipitated timber(S3); solubilizing the constituent particles of the timber in the reactant(S4); and adding the constituent particle-solubilized reactant as undiluted solution into the edible alcohol liquor(S5).
Patent KR-20090018372-A (KR)
Title: 블루투스 모듈 장착슬롯이 구비된 카오디오 및 그 제어방법
Inventor: YOON HYUNG SUK
IPC: G11B20/10
Filed: 2007-08-17
Abstract: 본 발명은 블루투스 모듈 장착슬롯이 구비된 카오디오 및 그 제어방법에 대해 개시한다. 본 발명은 블루투스 통신 기능을 제공하는 블루투스 모듈과, 상기 블루투스 모듈을 장착하는 슬롯과, 상기 블루투스 모듈을 컨트롤하는 마이컴과, 상기 블루투스 모듈에 전원을 공급하는 전원부를 포함하는 점에 그 특징이 있다.  
       
     블루투스 모듈, 블루투스 카오디오, 카오디오
Patent KR-20090003064-A (KR)
Title: Printing method, printed matter, and printing apparatus
Inventor: SOUMA SEIICHI
IPC: B41M5/00
Filed: 2007-08-20
Abstract: A printing method, and a printing apparatus are provided to improve washing fastness and friction fastness and to print on the cloth medium by ink-jet method. A printing method comprises the steps of printing an aqueous pigment ink containing an anionic resin on the cloth medium by ink-jet method; and coating the cloth medium with an aqueous coating agent containing a cationic resin particle before or after the printing process.
Patent KR-20090021855-A (KR)
Inventor: SHIN YOUNG SIK
IPC: G07D3/00
Filed: 2007-08-28
Abstract: 본 발명은 지폐계수기에 대한 것이다.  본 발명에 의한 지폐걸림 간편제거 구조를 구비한 지폐계수기는, 지폐가 입력되는 지폐입구와; 상기 지폐입구에서 투입되는 지폐 상태를 검출하는 센서와; 상기 센서에서 검출된 바가 정해진 요건에 부합하는지 여부를 판단 및 지폐계수를 위한 동작을 제어하는 컨트롤러와; 상기 컨트롤러가 정상상태로 판단한 지폐가 계수되어 출력되는 지폐출구와; 상기 지폐입구와 지폐출구 사이 구비되며 상기 지폐계수기 본체에 착탈 가능하게 장착되는 것으로, 상기 컨트롤러가 정해진 요건에 부합하지 않는 것으로 판단한 지폐가 출력 수용되는 포켓과; 상기 컨트롤러의 판단에 따라 상기 지폐출구 또는 상기 포켓으로 지폐를 선택 가이드 하는 지폐가이드를 포함하여 구성되어, 상기 포켓의 선택 착탈에 의해 잼 발생시 신속한 대응을 가능하게 하는 것을 특징으로 한다. 
       
     지폐, 계수, 포켓, 탈착, 걸림
Patent KR-20090023831-A (KR)
Title: A device for purifing water in the aquarium
Inventor: PARK DONG JAE
IPC: A01K63/04
Filed: 2007-09-03
Abstract: An apparatus for purifying water of the aquarium is provided, which is detachably equipped outside the water tub and makes replacement and installation facilitated. An apparatus for purifying water of the aquarium comprises: a filter box(10) equipped outside the water tub; a filtering agent(20) filled inside the filter box; and a circulating pump(60) which forcibly circulates the water of cistern to the filter box through the supply tube(30) and intake pipe(40). The filter box comprises: a filter box body(11) including a filtering agent receiving space; and a head unit(12) which is detachably combined with the filter box body in a screw-type. The filter box body is formed in the cylindrical shape and is equipped with an outlet and a flange.
Patent KR-20090028222-A (KR)
Title: System and method for bridge health monitoring using wireless communication and mobile communication network
Inventor: RA DAE WON
IPC: H04L12/28
Filed: 2007-09-14
Abstract: A bridge status management system and a method thereof for managing and collecting the state information data of the bridge by using a plurality of measuring sensors through the wireless communication are provided to process error and perform a bridge state by using mobile communication network. A plurality of sub wireless communications installations(210,220,230,240) samples metering data measured in a plurality of measuring sensors according to the set up time. A plurality of sub wireless communications installations outputs the sampled data through the Zigbee communications in a distributed network mode. The main wireless telecommunications installation(300) collects metering data of the bridge structure outputted from a plurality of sub wireless communications installations. A mobile communications transmitter and receiver(400) transmit metering data transmitted from the main wireless communications installation with the bridge management server(500) through the mobile radio communications network(600).
Patent KR-20090035243-A (KR)
Title: Railing structure body
Inventor: KIM OH HYUNG
IPC: E04F11/18
Filed: 2007-10-05
Abstract: A handrail structure is provided to improve work efficiency by facilitating the installation of rails and segments and to remove foreign materials from the protrusion of the rail members more efficiently. A handrail structure comprises pillars, rails installed on the upper and lower parts of the pillars in the horizontal direction, and segments(5) installed on the rails in the vertical direction. Each of the pillar and rail is made of a rail member(3) in which a longitudinal protrusion(3a) is formed on the exterior, and each segment has an insertion part(5a) in which the protrusion of the rail member is inserted.
Patent KR-20090035932-A (KR)
Title: 롤러형 용접기
Inventor: KIM KI WAN
IPC: B23K11/06
Filed: 2007-10-08
Abstract: 본 발명은 복수의 세로철선과 그 위에 얹혀진 가로철선을 용접시키는 롤러형 용접기에 관한 것이다. 본 발명에 의한 스폿 용접기는 전체적으로 로울러 형태를 이루고 있고 외부로부터 고압의 전기를 인가받아 스폿 용접시키는 롤러형 전극부와; 외부의 전원으로부터 고압의 전기를 받아 상기의 롤러형 전극부에 고압의 전기를 인가해주는 전원공급부와; 상기 롤러형 전극부에 대응되어지고, 다수의 톱니형 돌출부를 가지고 있으면서 상기의 롤러형 전극부와 더불어 철선들을 전기용접시키는 톱니형 전극부; 를 기본적으로 포함하고 있으며, 이를 자동화시킬 경우 상기 롤러형 전극부를 가로철선의 놓여진 방향으로 왕복하면서 이동시켜주는 왕복이송부와; 상기 롤러형 전극부를 상하 방향으로 이동시켜주는 상하이동부; 를 더욱 포함할 수 있다. 본 발명은 다수의 세로철선들이 서로 3 mm 내지 25 mm 정도로 매우 조밀하게 배열되어 있을 경우에도, 이러한 세로철선들과 그 위에 놓여진 가로철선을 효율적으로 스폿용접시킬 수 있게 된다.  
       
     스폿 용접, 세로 철선, 용접철망, 롤러형 전극, 톱니형 전극
Patent KR-20090037561-A (KR)
Title: Pharmaceutical composition comprising inflexinol for preventing or treating cancer
Inventor: HONG JIN TAE
IPC: A61P35/00
Filed: 2007-10-12
Abstract: A pharmaceutical composition for preventing and treating cancer containing inflexinol as an active ingredient is provided to induce apoptosis and to suppress the growth of the cancer cell. A pharmaceutical composition for preventing and treating cancer comprises inflexinol of the chemical formula I as an active ingredient. The composition is the form of a food composition for preventing cancer and improving symptom caused by the cancer. The composition comprises (a) pharmaceutically effective dose of inflexinol and (b) pharmaceutically acceptable carrier.
Patent KR-20090038722-A (KR)
Title: End mill
Inventor: MIN SEUNG KI
IPC: B23C5/10
Filed: 2007-10-16
Abstract: An end mill is provided to reduce cutting resistance and improve roughness of surface being machined. An end mill(100) comprises a tool body which is mounted to the machine tool, and is rotated around the virtual axis of rotation; a cutting edge(120) which is formed on the outer circumference of the tool body, and cuts a work piece according to the rotation of the tool body; and a chip drain part(130), formed near to the cutting edge, expelling chips occurred when a work piece is cut.
Patent KR-20090040175-A (KR)
Title: 컵 홀더
Inventor: PARK IE SEOB
IPC: B60N3/10
Filed: 2007-10-19
Abstract: 컵 홀더에 대한 발명이 개시된다. 개시된 발명은: 컵을 내부에 수용하는 본체부; 및 이 본체부 내부로 돌출 가능하도록 본체부에 구비되며, 컵을 복수의 지점에서 동시에 지지하는 플랩부를 포함한다. 
     본 발명에 의하면, 몸체부 내부에 컵이 삽입되면, 제1플랩 및 제2플랩이 이 컵을 각각 지지함으로써, 몸체부 내부에 수용된 컵을 복수의 지점에서 동시에 지지하여 보다 안정적으로 지지력을 제공한다. 
     또한, 장치 전체의 크기가 종래에 비해 소형화됨으로써, 재료비 및 중량이 절감되며, 패키지 구성시 좀 더 넓은 공간을 확보할 수 있는 장점이 있다. 
       
     컵, 홀더, 플랩
Patent KR-20070114092-A (KR)
Title: Process for preparing clean pear juice
Inventor: NA GWANG CHUL
IPC: A23L2/02
Filed: 2007-10-22
Abstract: A preparation method of clean oriental pear juice is provided to allow the juice to be drinkable or use the juice as the ingredient for processed oriental pear products by using enzyme treatment and lactic acid bacteria fermentation. A preparation method of clean oriental pear juice comprises the steps of: (i) washing and grinding oriental pear, adding 0.04~0.2wt% of vitamin C to the grinded oriental pear, and heating it at 90~95°C for 10~30min for pretreatment; (ii) squeezing juice from the grinded oriental pear, cooling the juice to 50~60°C, and adding 0.05~5wt% of pectinase, a culture fluid of lactic acid bacteria, or the mixture to the juice for fermenting and decomposing insoluble polysaccharides and pectin in the juice; and (iii) sterilizing and filtering the fermented and decomposed juice. The culture fluid of lactic acid bacteria is obtained by culturing lactic acid bacteria selected from Lactobacillus acidophilus(KCCM-41270) and Lactobacillus delbrueckii subsp. lactis(KCCM-35470) to 1x10^7~1x10^9cells/ml. The fermenting and decomposing step comprises adding 0.02~0.2wt% of pectinase and 0.3~3wt% of a culture fluid of lactic acid bacteria obtained by culturing Lactobacillus delbrueckii subsp. lactis(KCCM-35470) to 1x10^7~1x10^9cells/ml.
Patent KR-20090040665-A (KR)
Title: High temperature generator for absorption chiller
Inventor: CHO HYUN UK
IPC: F25B15/00
Filed: 2007-10-22
Abstract: A high temperature generator for an absorption cold-hot water dispenser is provided to minimize the volume while improving the heat exchange efficiency by forming ribs on a flat pipe shaped second liquid pipe. A high temperature generator for an absorption cold-hot water dispenser comprises an outer case(150) connected to a burner(120), an inner case(160) which is installed inside the outer case and includes a combustion chamber(130) inside, a liquid chamber(162) keeping liquid between the outer case and inner case, a first liquid pipe(170) which is installed adjacent to the burner inside the combustion chamber and heats the liquid, and a second liquid pipe(180) installed at the downstream of the first liquid pipe inside the combustion chamber. The second liquid pipe is a flat pipe formed in the propagation direction of combustion gas, in which ribs(182) are protruded at regular intervals in order to lower the temperature of back end of the combustion gas.
Patent KR-20090043667-A (KR)
Inventor: LEE KYUN CHAN
IPC: D06F43/00
Filed: 2007-10-30
Abstract: 본 발명은 드라이크리닝에 사용되는 세탁 용제에 포함된 오염물질을 제거하여 악취나 피부병을 유발시키는 유해 성분을 걸러 세탁의 효율성을 증대시키고 세탁 용제의 사용 수명을 증대시키는 세탁 용제 정화 장치에 관한 것이다. 
     본 발명에 따르면, 드라이크리닝 기계로부터 사용된 용제를 받아 저장하는 저장조; 교반기가 설치되고, 저장조보다 상부에 설치된 응집조; 저장조에서 응집조로 용제를 송급하는 이송펌프가 설치된 이송관; 응집조에서 정화된 용제를 저장조로 다시 송급하고, 필터가 설치된 순환관; 저장조에서 드라이크리닝 기계로 용제를 공급하는 공급펌프가 설치된 공급관;을 포함하여 구성된 세탁 용제 정제 장치가 제공된다. 
       
     드라이크리닝, 용제, 필터, 응집조
Patent KR-20090044070-A (KR)
Inventor: KIM DO WOAN
IPC: H05K13/08
Filed: 2007-10-31
Abstract: 본 발명은 반도체/전자부품에서 전자회로용 소자인 다이오드형 써미스터의 상태를 비전으로 검사하는 장치에 관한 것이다.  
     본 발명은 제품 공급 공정, 제품 피딩 공정, 비전 공정 등의 전체 공정을 연속으로 배치한 생산공정의 자동화 시스템을 구축함으로써, 비전 검사의 정확도 및 신뢰성 향상과 더불어 인건비 절약 및 생산성 향상을 도모할 수 있는 다이오드형 써미스터 비전장치를 제공한다.  
     
     다이오드형 써미스터, 비전 검사, 자동화 공정
Patent KR-20090046608-A (KR)
Inventor: EUN HEE SEOK
IPC: G06F11/08
Filed: 2007-11-06
Abstract: 인코더 및 인코딩 방법이 제공된다.  본 발명의 인코더는 C 비트의 입력 비트열을 인코딩하여 C 비트의 제1 비트열을 생성하는 제1 인코더, 및 상기 제1 비트열을 M 개 수신하고, 상기 수신된 M 개의 제1 비트열의 데이터를 혼합하여 M 개의 제2 비트열을 생성하는 제2 인코더를 포함하는 것을 특징으로 하며, 이를 통해 오류 정정 가능성(error correctability)을 높인다. 
       
     셔플링, 랜더마이즈, 오류 제어 코드, 오류 정정 코드
Patent KR-20090052525-A (KR)
Inventor: KIM JAE MIN
IPC: H01L23/12
Filed: 2007-11-21
Abstract: 본 발명에 따른 스택 패키지는, 기판; 상기 기판 상에 상호 이격되게 각각 제1접속단자를 매개로 플립 칩 본딩된 적어도 둘 이상의 제1반도체 칩; 및 상기 인접한 두 개의 제1반도체 칩들 상에 배치되고, 상기 두 개의 제1반도체 칩들 사이의 이격된 공간에 배치되는 제2접속단자를 매개로 상기 기판 상에 플립 칩 본딩된 적어도 하나 이상의 제2반도체 칩을 포함한다.
Patent KR-20090055118-A (KR)
Title: A joint system of assembling type panel
Inventor: MIN BYUNG YEOL
IPC: E04B1/61
Filed: 2007-11-28
Abstract: A connecting system of a fabricated panel is provided to prevent deformation of external appearance when external force is applied and to integrate male and female structure of a unit panel. A connecting system of a fabricated panel comprises a first panel(2) in which a male saw tooth(2a) is formed in one side section and a female saw tooth(2b) is formed in the other side end side, a second panel(4) in which a male saw tooth and a female saw blade(4a) are formed, an adiabatic material(6) which is filled inside the first and the second panels, and a finishing cap(8) in which a female saw tooth joined with the male saw tooth is formed in the inner surface thereof.
Patent KR-20090055813-A (KR)
Title: Pade approximation convert circuit of direct digital frequency synthesizer
Inventor: JENG SHIANN SHIUN
IPC: H03B28/00
Filed: 2007-11-29
Abstract: A pade approximation conversion circuit of a direct frequency synthesizer is provided to save a time of operating a sinusoidal wave completely by the pade approximation algorithm by completing the sinusoidal wave of 1/4 period by performing the operation twice. A pade approximation conversion circuit includes a multiplier(240), a divider(241), an adder(242), first to third multiplexers(243,244,255). The multiplier receives a first input signal and a variable signal and generates a multiplication signal. The divider receives and divides the second input signal and the variable signal and generates the division signal. The adder returns the output signal to the following divider after receiving and adding the multiplication signal and the division signal and generating the output signal. A first multiplier receives the plurality of first input signals and outputs one of the first input signals to the multiplier. The third multiplexer receives a variable signal and the output signal and outputs one of the variable signal and the output signal to the divider.
Patent KR-20080060154-A (KR)
Title: Control device for continuously variable transmission
Inventor: INOUE TAKUICHIRO
IPC: F16H9/00
Filed: 2007-12-12
Abstract: An apparatus for controlling a continuously variable transmission is provided to restrain the slip of a belt by using a primary pulley pressure falling prevention unit when a belt slip is occurred. A primary pulley(2) of an input side changes a width of a groove by a first hydraulic pressure. A secondary pulley(3) of an output side changes a width of a groove by a second hydraulic pressure. A belt is wound on the primary pulley and the secondary pulley, and a contact radius of the belt with respect to the primary pulley and the second pulley is changed according to the width of the groove. A deceleration state determination unit determines an abrupt deceleration state of a vehicle. A primary pulley revolution speed detecting unit(13) detects a revolution speed of the primary pulley. A lower limit secondary pulley pressure calculating unit calculates a lower limit secondary pulley pressure at which a slip is occurred on the belt, based on the revolution speed of the primary pulley. A secondary pulley pressure detecting unit(15) detects the second hydraulic pressure. A belt slip determination unit determines the occurrence of a belt slip at the primary pulley when the abrupt deceleration state of the vehicle is determined and the second hydraulic pressure is lower than the lower limit secondary pulley pressure. A primary pulley pressure falling prevention unit prevents the falling of the first hydraulic pressure when the determination indicates that a slip is occurred on the belt.
Patent KR-20090064135-A (KR)
Title: Continuous variable valve lift(cvvl) apparatus
Inventor: LEE JAE KIL
IPC: F01L1/18
Filed: 2007-12-15
Abstract: A continuous variable valve lift apparatus is provided to achieve zero lift without slip contact and to solve an abrasion problem by forming a 6-joint Stephenson mechanism. A continuous variable valve lift apparatus comprises a cam(110) rotated by receiving engine power to open and close a valve according to combustion timing, a follower link(120) contacting with the cam and making a movement correspondingly to the rotation of the cam, a coupler link(130) composed of three stages and causing a wing arm to make a movement correspondingly to the movement of the follower link by connecting the first stage to a follower link, the second stage to a swing arm and the third stage to an adjustment link, an adjustment link(140) having one end connected to the coupler link and the other end controlling the pivot location of the coupler link and the swing arm according to the disposition of the coupler link, a swing arm(150) having one end connected with the coupler link to open and close a valve, and a valve(210) contacting with the swing arm to be opened and closed.