baber/WOPTO huggingface dataset:
Patent KR-20090003054-A (KR)
Title: Tube connector
Inventor: YANG CHOU LIAN
IPC: F16B2/00
Filed: 2007-08-09
Abstract: A tube connector is provided to increase user convenience by easily accomplishing assembly and disassembly of a tube. A tube connector(1) comprises a first cover(10) including a first groove(11) and a third groove(13); a second cover(20) including a second groove(21) and a fourth groove(23); a fastening element(40) keeping the first cover and the second cover in place; and an elastic member(50) interposed between the first cover and the second cover. The first groove and second grooves form a first tube hosing space. The third and fourth grooves form a second tube housing space.
Patent KR-20090016779-A (KR)
Title: Flip chip type light emitting diode and method for fabricating the same
Inventor: OH KWANG YONG
IPC: H01L33/00
Filed: 2007-08-13
Abstract: A flip-chip light emitting diode and a manufacturing method thereof are provided to facilitate performing a flip chip process by removing step height between a first conductive semiconductor layer and a second conductive semiconductor layer. A n-type semiconductor layer(112) of a gallium nitride group, an active layer(114) and a p-type semiconductor layer(116) are successively formed on a sapphire substrate(101). A part of the upper side of the n-type semiconductor layer is exposed by partial etching and removal processes of the p-type semiconductor layer and the active layer. A light emitting cell(110) is formed by laminating the active layer and the p-type semiconductor layer on the exposed part. An insulating layer(120) insulating the n-type semiconductor layer, the active layer and the p-type semiconductor layer is formed in the side of the light emitting cell. The first and second metal reflection parts(132, 134) are formed on the upper side of the p-type semiconductor layer and exposed n-type semiconductor layer. A metal layer is formed on the n-type semiconductor layer, the insulating layer and the p-type semiconductor layer. The metal layer is separated into a first metal reflection part and a second metal reflection part.
Patent KR-20090022906-A (KR)
Title: Structure of legs of walking apparatus having multlple legs
Inventor: PARK JONG HOON
IPC: B25J5/00
Filed: 2007-08-31
Abstract: A structure of legs of a walking apparatus having multiple legs is provided to improve endurance of a framework and a power structure by preventing impact from being transmitted to other part except for legs. A structure of legs of a walking apparatus having multiple legs performs walking by multiple legs(400R) and a shoulder blade unit in which the legs are mounted. The structure of legs of a robot comprises a mounting unit(410) mounted on the shoulder blade part, a thigh(420) extended from the mounting part, a knee articulation(430) installed to the end of the thigh, a shinbone(440) extended from the knee articulation, an ankle wrist part(450) installed at the end part of the shinbone part, an ankle part(460) extended from the ankle wrist part, a toe joint part(470) installed at the end part of the ankle part, and a toe absorbing member(461) absorbing impact occurred during walking of legs.
Patent KR-20090025414-A (KR)
Title: Inner materials for kimbab and its manufacturing process
Inventor: KIM NAM YOUN
IPC: A23L19/00
Filed: 2007-09-06
Abstract: Provided is stuffing ingredients for kimbob(rice rolled in dried laver), which can help an eater to have a good digestion and increase a taste and flavor for the kimbob. A method for preparing stuffing ingredients for kimbob(rice rolled in dried laver) comprises the following steps of: chopping up stuffing ingredients(12) such as pickled radish, egg, carrot, and spinach(a); selectively dehydrating the stuffing ingredients(b); selectively parching or seasoning the stuffing ingredients(c); and mixing all the stuffing ingredients in a ratio of 1 to 1(d).
Patent KR-20090025461-A (KR)
Title: Signal processing device
Inventor: CHO JEONG HOON
IPC: H04B1/44
Filed: 2007-09-06
Abstract: A signal processing unit using an isolating circuit unit is provided to improve reception sensitivity and improve STD(Single Tone Desensitization) by leakage of transmission signal due to improving an isolation grade. A signal processing unit comprises a first filter(111), a second filter(112), and a first signal separator part(110). The transmission signal is filtered from the first filter. The received signal is filtered from the second filter. The first signal separator part is connected to the first filter and the second filter. The first signal separator part comprises an isolation circuit unit(115) in which the transmission signal is flowed.
Patent KR-20090026394-A (KR)
Title: 건설 현장용 리프트의 출입문 및 안전문 자동개폐 시스템
Inventor: YUN TAE HONG
IPC: B66B13/14
Filed: 2007-09-10
Abstract: 본 발명은 건설 현장용 리프트의 출입문 및 안전문 자동개폐 시스템에 관한 것으로, 더욱 상세하게는 아파트 등과 같은 고층 건물의 신축시 작업자나 경량자재를 용이하게 각층으로 운반하기 위해 마스트를 따라 승하강하는 케이지가 운행요청에 의해 각층에 도착할 때 이를 감지하여 케이지의 출입문과 각층의 안전문이 자동으로 개폐되도록 제어할 수 있게 됨으로써, 리프트의 사용을 더욱 편리하고 안전하게 할 수 있도록 한 건설 현장용 리프트의 출입문 및 안전문 자동개폐 시스템에 관한 것이다.  
     본 발명에 따르면, 케이지의 위치를 감지하여 케이지도착신호를 발생하는 센서와, 안전문의 상태를 감지하여 안전문상태신호를 발생하는 안전문감지센서로 이루어진 제1검출부와; 케이지감지센서의 케이지도착신호와 안전문감지센서의 안전문상태신호를 수신하여 안전문의 구동모터를 구동시키기 위한 모터구동신호를 발생하는 신호처리부와, 상기 구동모터를 구동시키기 위한 직류전원을 교류전원으로부터 유도하는 전원공급부로 구성된 제1제어부와; 신호처리부의 모터구동신호를 수신하여 전원공급부의 전원을 구동모터로 공급하여 구동모터를 구동시키는 제1구동부로; 구성되어 각층의 안전문 측에 설치된 건설 현장용 리프트의 안전문 자동 개폐시스템에 있어서, 상기 제1검출부는 케이지의 위치를 감지하기 위해 케이지신호를 수신하여 케이지도착신호를 발생하는 케이지감지센서와, 안전문의 상태를 감지하여 안전문상태신호를 발생하는 안전문감지센서로 구성되고; 상기 케이지의 출입문 측에  출입문을 개폐를 위한 구동모터와, 케이지의 위치를 감지하기 위해 케이지신호를 송신하여 케이지도착신호를 발생하는 케이지감지센서와 출입문의 개폐상태를 감지하여 출입문상태신호를 발생하는 출입문감지센서로 구성된 제2검출부와, 케이지감지센서의 케이지도착신호와 출입문감지센서의 출입문개폐신호를 수신하여 구동모터를 구동시키기 위한 모터구동신호를 발생하는 신호처리부와 상기 구동모터를 구동시키기 위한 직류전원을 교류전원으로부터 유도하는 전원공급부로 구성된 제2제어부와, 신호처리부의 모터구동신호를 수신하여 전원공급부의 전원을 구동모터로 공급하는 제2구동부와, 출입문감지센서의 출입문열림신호 또는 출입문닫힘신호를 송신하는 송신부와 안전문감지센서의 안전문열림신호 또는 안전문닫힘신호를 수신하는 수신부로 구성된 제2송수신부가 설치되며; 상기 안전문 측에 상기 제2송수신부의 송신부로부터 출입문열림신호 또는 출입문닫힘신호를 수신하는 수신부와, 제2송수신부의 수신부로 안전문열림신호 또는 안전문닫힘신호를 송신하는 송신부로 구성된 제1송수신부가 설치되어; 안전문과 함께 케이지의 출입문도 자동으로 개폐되게 함을 특징으로 한 건설 현장용 리프트의 출입문 및 안전문 자동개폐 시스템이 제공된다.  
       
      건설, 현장, 리프트, 안전문, 출입문, 자동, 개폐, 시스템
Patent KR-20090028659-A (KR)
Inventor: AHN YOUNG SIK
IPC: F16F1/18
Filed: 2007-09-14
Abstract: A leaf spring structure and a coupling method thereof are provided to remove the heat and noise caused by surface friction of a leaf spring reciprocating on the inner support. A leaf spring structure comprises a protuberance leaf spring(110) in which protuberances are repeatedly formed lengthwise, a recess leaf spring(120) in which recesses are repeatedly formed lengthwise and which is combined with the protuberance leaf spring at right angle, an insertion roller which inserts or removes the recess leaf spring in the protuberance leaf spring, a leaf spring coupler(130) which prevents the deformation of the coupling structure between the recess leaf spring and the protuberance leaf spring, and a bolt(132) tightening the leaf spring coupler.
Patent KR-20090029890-A (KR)
Title: Dual pipe type internal heat exchanger
Inventor: KANG SUNG HO
IPC: F28D7/10
Filed: 2007-09-19
Abstract: A double pipe type internal heat exchanger is provided to minimize the pressure loss of coolant flowing in and out of the outer pipe even when bending the double pipe depending on the engine room structure of vehicle. A double pipe type internal heat exchanger(100) comprises an inner pipe(110) forming a low pressure channel for low temperature and low pressure coolant, and an outer pipe(120) which is combined on the outer circumference of the inner pipe and forms a high pressure channel for high pressure and high temperature coolant. The outer pipe includes circular inlet and outlet(121,122) formed on both ends, and a spiral section(123) which is formed between the inlet and outlet and forms a high pressure channel between with the inner pipe.
Patent KR-20090030394-A (KR)
Title: Food waste processing apparatus for restaurants
Inventor: HAN CHANG HEE
IPC: B09B3/00
Filed: 2007-09-20
Abstract: A food waste disposing apparatus for restaurants is provided to remarkably reduce an emission quantity of the food waste generated in restaurants and effectively remove odor generated from the food waste. A food waste disposing apparatus for restaurants comprises a main body(1), a drying furnace(10), and an air purification unit(30). The main body has a controlling part on an external. An input cover(4) located in an upper part of the main body controls the food waste to be inputted with an operation sensor(3). An output cover(5) positioned in a lower part of the main body controls the food waste to be outputted.
Patent KR-20090030606-A (KR)
Title: Wire for submerged arc welding
Inventor: JUNG YOUNG JAE
IPC: B23K9/18
Filed: 2007-09-20
Abstract: A wire for submerged arc welding is provided to perform melting by improving heat transfer efficiency by flowing of an electric current into an outer circumference and an inner circumference of the wire thorough a through-hole formed into a longitudinal direction of the wire. In a wire(100) for submerged arc welding, a through-hole(200) is formed to a longitudinal direction of the wire. An external diameter the wire is 4.5~7.0 phi(Ø). An inside diameter of the through-hole is 1.5~2.0 phi. Gas generated under welding work is discharge through the through-hole. An electric current flowing into an outer circumference and an inner circumference of the wire is capable of performing the stable welding work.
Patent KR-20090032152-A (KR)
Title: A lifter device for hand sterilizer
Inventor: LEE HYANG CHUN
IPC: A61L2/18
Filed: 2007-09-27
Abstract: A device for lifting a hand sterilizer is provided, which easily replaces an antiseptic solution container by the operation of turning over the top of the sterilizer without disassembling the main body. A device for lifting a hand sterilizer comprises: an upper body(2); a lower body(3); and a hinge(4) which is installed at one side of the lower body and upper body. The upper body comprises: an operation control part controlling the operation of the device; a button(5) for appropriately discharging the antiseptic solution; a control device equipped with a valve and a sensor; a nozzle(6) in which the antiseptic solution installed at upper body bottom surface is supplied; and a hose(7) which connects to the antiseptic solution container(10). The lower body comprises: a receiving chamber(9) which is classified by both side vertical projections; a space enabling to connect a linkage and a lift; and an L-type lift.
Patent KR-20090034254-A (KR)
Title: Method and apparatus for transmission of uplink control channel acknowledgement channel for downlink control channel in mobile communication systems using orthogonal frequency division multiple access
Inventor: YU JAE CHON
IPC: H04L27/26
Filed: 2007-10-02
Abstract: A method and an apparatus for transmitting an uplink control channel response channel are provided to increase downlink power efficiency by transmitting ACK/NACK information for a PDSCH(Physical Downlink Shared Channel). The number of control channel elements which a downlink control channel includes or the number of resource blocks which the downlink shared channel includes are determined(602). A demodulation success state is determined by demodulating the downlink control channel and the downlink shared channel(603). If the demodulation of the downlink control channel is succeeded and the demodulation of the downlink shared channel is failed, the downlink control channel success information is transmitted through an uplink control channel response channel as a response channel resource previously mapped in the control channel element or resource block(605).
Patent KR-20090036172-A (KR)
Title: Filler for cooling tower
Inventor: KOO JAE BYUNG
IPC: F28C1/00
Filed: 2007-10-09
Abstract: A filler for a cooling tower is provided to improve cooling efficiency by increasing contact area and contact time between cooling water and air through an embossed portion and a bent portion. A filler for a cooling tower comprises: a first guide portion(200) in which convex portions and concave portions are horizontally and alternately formed to disperse cooling water emitted from a blow nozzle and guide the cooling water to bottom side. A first embossed part(400) has an incline forward or backward to extend contact time of the guided cooling water and air flowed from the outside. A bent portion(300) is connected to the one end of the embossed part and has convex portions and concave portions corresponding to the convex portions and concave portions of the first guide portion.
Patent KR-20090036933-A (KR)
Title: Partial discharge detector of gas insulated switchgear apparatus having ring shape patch and circle shape patch
Inventor: CHOI TAE SIK
IPC: G01R31/12
Filed: 2007-10-10
Abstract: A partial discharge detector with of gas insulated switchgear apparatus is provided to supply wideband width by controlling a distance between a ring patch and a short pin. An antenna reception part(100) detects a partial discharge signal generated in a metal case. A slot is arranged to be symmetry at a circular patch, and ring patch including a plurality of short circuit pieces which are separated from the circular patch by a certain interval. The circular patch detects a high frequency signal, and the ring patch detects the low-frequency signal.
Patent KR-20090041536-A (KR)
Title: Method for preparing compound semiconductor substrate
Inventor: LEE HO JUN
IPC: H01L21/20
Filed: 2007-10-24
Abstract: A method for preparing a compound semiconductor substrate is provided to divide a substrate and a compound semiconductor epilayer without a laser lift-off by forming a void under the compound semiconductor. A plurality of balls(20) is coated on the substrate(10), and an epilayer(30) of a compound semiconductor is growth on a substrate. A void(35) is formed under the balls, and the substrate is cooled down, and the substrate and epilayer is lifted off along the void, and then the ball is removed.
Patent KR-20090046214-A (KR)
Title: 쇽업소버의 인슐레이터
Inventor: KIM HONG SOO
IPC: B60G7/00
Filed: 2007-11-05
Abstract: 본 발명은 양방향으로 비스듬히 제1홀이 천공된 어퍼플레이트와; 상기 제1홀과 같은 방향으로 제2홀이 천공된 로우어플레이트와; 상기 제1홀과 상기 제2홀에 양단이 연결되어 상기 어퍼플레이트와 상기 로우어플레이트 사이에서 회동 가능토록 설치된 연결부재를 포함하여 구성됨으로써, 차량 선회시 롤링현상이 제거되어 타이어와 노면간의 접지면적이 증가되는 쇽업소버의 인슐레이터에 관한 것이다. 
       
     +캠버, -캠버, 제로캠버, 롤링현상, 쇽업소버, 인슐레이터
Patent KR-20090046523-A (KR)
Inventor: SEO JEONG GOO
IPC: H04H20/55
Filed: 2007-11-06
Abstract: 본 발명은 DAB 또는 DMB 등의 개별 서비스들을 통해 전송되는 이미지 관련 데이터의 유용성을 높일 수 있고, 동시에 TPEG 서비스의 교통정보 수집과 반영의 시간 차로 인한 오류를 보완할 수 있는 TPEG 서비스 방법 및 그 장치를 제공한다. 그 TPEG 서비스 방법은 위치나 구간에 대한 교통정보를 제공하는 TPEG(Transport Protocol Expert Group) 서비스에 있어서, 상기 TPEG과는 별개로 영상 데이터를 포함한 유관 데이터를 제공하는 통신 서비스의 상기 유관 데이터에 상기 위치나 구간에 대한 정보 파라메터(parameter)를 추가하여 상기 TPEG과 링크시킴으로써, 상기 위치나 구간에 대한 관련 영상을 제공한다. 
     
     TPEG, DAB, DMB
Patent KR-20090046544-A (KR)
Inventor: HONG JONG SEOUNG
IPC: B67C9/00
Filed: 2007-11-06
Abstract: 본 발명은 내압검사 후 압력용기 배수장치에 관한 것으로 중심 공동부, 상기 중심 공동부와 연통되고 가압공기 배관과 연결되는 측면 주입구, 상기 중심 공동부의 상단 인근부에 고정된 동적 패킹부와 하단에 압력용기 넥크링 밀착부를 갖는 배수헤드; 하단 인근부에 배출공을 갖고 상기 동적 패킹부와 밀폐된 상태에서 승하강하는 배수관;과 상기 배수관을 상하 구동하는 배수관 승강수단으로 이루어지고 압력용기 내압검사 후에 압력용기로 부터 충진된 물을 제거하는 압력용기 배수장치를 제공한다. 본 발명의 압력용기 배수장치는 내압검사 후의 압력용기에서 충전된 물을 최소의 핸들링으로 제거할 수 있을 뿐만 아니라 수조식 또는 비수조식 압력용기 내압검사 자동 시스템에 내압검사 후에 편입하여 일괄적인 자동화 시스템으로 사용하기 편리하다.  
       
     압력용기, 배수장치, 배수헤드
Patent KR-20090050764-A (KR)
Inventor: KIM HYO SEOK
IPC: H05B33/14
Filed: 2007-11-16
Abstract: 본 발명은 유기 발광 표시 장치에 관한 것이다.  본 발명의 한 실시예에 따른유기 발광 표시 장치는 적색을 표시하는 제1 화소, 녹색을 표시하는 제2 화소, 청색을 표시하는 제3 화소, 청색을 표시하며 상기 제1 화소, 상기 제2 화소 및 상기 제3 화소와 함께 도트를 이루는 제4 화소를 포함하고, 상기 각 화소는 스위칭 소자 및 이에 연결되어 있는 유기 발광 소자를 포함하며, 상기 제1 내지 제4 화소가 차지하는 면적의 합은 상기 도트의 면적과 실질적으로 동일하다. 
       
     청색화소, 유기발광부재, 수명, 발광효율
Patent KR-20090051642-A (KR)
Inventor: SHIN HYUN KWANG
IPC: H01L21/335
Filed: 2007-11-19
Abstract: 본 발명은 기생 커패시턴스를 줄여 스위칭 속도를 향상시키기 위한 트렌치 MOSFET 및 그 제조방법에 관한 것이다. 
     본 발명에 따른 트렌치 MOSFET는, 에피층 및 바디층이 상부에 순차 적층된 기판; 상기 에피층 및 바디층의 중앙부에 수직방향으로 형성된 트렌치; 상기 트렌치의 양측벽에 형성된 제1 게이트 산화막; 상기 트렌치의 하부와 상기 기판 상부 사이의 에피층에 상기 제1 게이트 산화막의 두께보다 두꺼운 두께를 가지며 상기 트렌치의 폭보다 넓은 폭을 갖도록 형성된 확산 산화막; 상기 제1 게이트 산화막이 형성된 트렌치 내에 형성된 게이트; 상기 게이트 상에 형성된 제2 게이트 산화막; 및 상기 게이트의 상부 양측에 형성된 소스 영역을 포함하여, 드레인 영역인 에피층과 게이트 간에 발생되는 기생 커패시턴스를 줄임으로써 스위칭 속도를 향상시킬 수 있는 효과가 있다. 
       
     트렌치 MOSFET, 기생 커패시턴스, 스위칭 속도, 확산 산화막
Patent KR-20090052741-A (KR)
Inventor: GU BON GWAN
IPC: H04B3/54
Filed: 2007-11-21
Abstract: 본 발명에 의한 전력선 통신을 이용한 분산 발전기의 단독 운전 방지 장치 및 그 방법은, 전력선을 이용하여 적어도 하나 이상의 분산 발전기로부터 전송된 제1 고주파 신호를 검출하는 신호 검출부와; 상기 검출된 제1 고주파 신호를 근거로 분산 발전기의 동작을 동기화시키는 동기화부와; 상기 검출된 제1 고주파 신호를 근거로 무효전력(reactive power)을 발생하는 무효전력 발생부와; 상기 발생된 무효전력의 부호와 주기를 기설정된 무효전력의 부호 및 주기와 비교하여, 상기 비교 결과를 근거로 해당 분산 발전기의 동작을 제어하는 중앙 제어부를 포함하여 구성함으로써, 전력선 통신 및 고주파 신호를 이용하여 단독 운전을 검출하고, 상기 고주파 신호에 대응하여 분산 발전기를 동기시켜 동작시킬 수 있도록 구성한다. 
       
     전력선 통신, 분산 발전기, 단독 운전
Patent KR-20090054326-A (KR)
Inventor: KWON SEUNG WOOK
IPC: G02B5/02
Filed: 2007-11-26
Abstract: 본 발명은 기재, 상기 기재 상에 위치하는 복수의 돌출부 및 상기 기재 하부에 위치하는 광학층을 포함하며, 상기 광학층은 고분자 물질을 포함하는 제 1 층 및 상기 제 1 층에 인접하여 위치하고 상기 제 1 층과 서로 다른 굴절율을 가진 고분자 물질을 포함하는 제 2 층을 포함하고, 상기 복수의 돌출부는 제 1 돌출부 및 제 2 돌출부를 포함하며, 상기 제 1 돌출부의 높이는 상기 제 2 돌출부의 높이와 서로 다른 광학 시트를 제공한다. 
       
     광학 시트
Patent KR-20090054760-A (KR)
Title: Method of uplink ip packet filtering control in mobile terminal
Inventor: SHIN JAE WOOK
IPC: H04L12/54
Filed: 2007-11-27
Abstract: A method of controlling an uplink IP packet filtering in a mobile terminal is provided to perform an uplink packet filtering efficiently by determining a packet data network and a bearer identifier efficiently. When IP address information allocated to a terminal and an IP packet received at the terminal are transmitted to an uplink, filtering information is received(S510). Based on the IP address information and the filtering information, a packet data network and a bearer that transmit the received IP packet in the terminal are determined(S520). As the session activation, the session inactivation and session modification procedure for a session control protocol of a terminal proceed, the filtering information is received from a network.
Patent KR-20090055712-A (KR)
Title: Wafer fixing structure of disk site
Inventor: BANG SANG WON
IPC: H01L21/22
Filed: 2007-11-29
Abstract: A wafer fixing structure of a disk site is provided to protect a wafer from a shock in fixing the wafer to a disk site of an ion injection apparatus. A plurality of fences(110) is coupled in a disk site of an ion injection apparatus with a fixed angle. A plurality of fences is horizontally reciprocated by a guide rail. The fences are reciprocated by a transfer unit(130). A plurality of horizontal detection sensors(150) is installed in the disk site, and senses horizontality of a wafer. A control part receives signals of the horizontal detection sensor, and determines the horizontality of the wafer. The control part operates the transfer unit according to the determined result.
Patent KR-20090059386-A (KR)
Title: A digital electric device with an assistance microprocessor in charge of outputting voice
Inventor: OH JAE HOON
IPC: G10L15/22
Filed: 2007-12-06
Abstract: A digital electric apparatus having an auxiliary microprocessor which is wholly charged of the voice output is provided to control the voice output for informing a user of the current state of the digital electric apparatus, exclusively. A digital electric apparatus comprises a storage unit(12), a main microprocessor(10), a voice date storage unit(16), an auxiliary microprocessor(14) and a speaker(18). The storage unit stores information related to the operations of the digital electric apparatus. The main microprocessor reads and processes the stored information to control the digital electric apparatus. The voice date storage unit stores the voice data about the current state of the digital electric apparatus. The auxiliary microprocessor reads the stored voice data and controls the output of the voice data.
Patent KR-20090060009-A (KR)
Title: Transaction(or application) of addmission electronic documents, device for operating electronic documents
Inventor: JO YONG DU
IPC: G06Q40/02
Filed: 2007-12-07
Abstract: A bank transaction(or subscription)-applying electronic document and an apparatus for operating the same are provided to manage the bank transaction(or subscription)-applying electronic document stored in an electronic document repository, conveniently. A key input unit(135) inputs transaction(or subscription) request information corresponding to a transaction-applying interface screen from a key input device. The key input device is equipped in a window terminal(165). A financial processor(140) is linked with a financial system to process the transaction(or subscription) application corresponding to the inputted transaction(or subscription) request information. A storage unit(160) stores one or more transaction(or subscription) interface information.
Patent KR-20090061874-A (KR)
Title: Control method for slip direct connection
Inventor: JUNG MIN GYU
IPC: F16H61/14
Filed: 2007-12-12
Abstract: A method for controlling a state of slip connection is provided to improve fuel efficiency and to prevent a booming effect by controlling an active state of slip connection according to driving states of a vehicle by using a control matrix. A damper clutch is directly connected in a maintaining state of a target slip rotation number. In a method for controlling a state of slip connection, a vehicle speed is defined as an X-axis. A Y-axis indicates torque of an engine. Each of slip values is set to each of matrix values by using a control matrix, in order to control a state of direction connection of a damper clutch. A control operation for connecting directly the damper clutch is completely performed by setting the slip value of 0 RPM to the matrix value of the control matrix.
Patent KR-20090062141-A (KR)
Title: Sound absorbing material with multilayered structure
Inventor: CHO MIN HO
IPC: B60R13/08
Filed: 2007-12-12
Abstract: A multi-layered sound-absorbing material is provided to improve sound absorption function by positioning a chip made of porous polyurethane between covers formed with polyethylene terephthalate. A multi-layered sound-absorbing material includes a cover(100) formed with polyethylene terephthalate, and a chip(300) made of porous polyurethane and located between the covers. The multi-layered sound-absorbing material reciprocates the covers from outer sides of the covers, and is combined on the covers through sewing(500).
Patent KR-20090064228-A (KR)
Title: Tether for connecting for fuel filler cap and fuel filler door
Inventor: LEE JUNG HO
IPC: B60K15/04
Filed: 2007-12-15
Abstract: A tether for connecting a fuel filler cap and a fuel filler door is provided to prevent the fuel filler door from being exposed to the outside when the fuel filler door is sealed and test closing performance of the fuel filler door. A tether for connecting a fuel filler cap and a fuel filler door includes a body(51) and balls(53,55). The body has a spiral coil spring shape. The balls are respectively integrated with both ends of the body. One of the balls are freely moved along the outer face of the fuel fill cap and the other one is combined with the fuel filler door such that the other ball is freely rotated.