baber/WOPTO huggingface dataset:
Patent KR-20080111270-A (KR)
Title: Phellinus linteus extraxt, grain syrup and pepper paste comprising thereof
Inventor: SON MIN JUNG
IPC: A23L11/20
Filed: 2007-06-18
Abstract: Phellinus linteus extraxt, grain syrup and red pepper paste comprising the same are provided to prevent the discoloration and degeneration and to allow one's to take the effective component of Phellinus linteus mushroom. A manufacturing method of the phellinus linteus mushroom extract comprises a step for manufacturing the phellinus linteus powder by pulverizing and drying the phellinus linteus mushroom; a step for controlling the acidic range of pH after adding water to the phellinus linteus powder; a step of adding enzyme to a mixture of the phellinus linteus mushroom with water and fermenting to prepare the phellinus linteus enzyme fermentation liquid; a step for extracting the phellinus linteus enzyme fermentation liquid; a step for obtaining the phellinus linteus alcohol extract; a step for obtaining the filtrate of the Phellinus linteus alcoholic extract by concentrating the alcohol extract and removing the alcohol; and a step for mixing phellinus linteus mushroom water extract and the phellinus linteus alcoholic extract to prepare the phellinus linteus mushroom extract.
Patent KR-20080112483-A (KR)
Title: Light emitting apparatus and liquid crystal display having thereof
Inventor: KWON JIN WOO
IPC: G02F1/1335
Filed: 2007-06-21
Abstract: An LCD(Liquid Crystal Display) device having a light emitting device is provided to reduce the manufacturing cost of a backlight unit or front light unit by minimizing the number of light emitting devices. A plurality of light wave guides(121) diffuses light which is incident to the wave guide. One or more optical sheets(120) are parallelly arranged having a constant interval. One or more light emitting diodes(110) generate light and send the light to the opening of the light wave guide.
Patent KR-20090000923-A (KR)
Title: Dispersible acetaminophen tablet and manufacturing process thereof
Inventor: AHN KI YOUNG
IPC: A61K31/165
Filed: 2007-06-29
Abstract: A suspension tablet composition containing acetaminophen is provided to improve the convenience of the administration of acetaminophen and to enhance the easiness of storage and portability. A suspension tablet composition containing acetaminophen comprises 46~58.5 wt% of acetaminophen; 10.2~18 wt% of a functional sugar; 31~35 wt % of a disintegrating agent; and 0.3~1.0 wt% of a lubricant. Preferably the functional sugar is sucralose.
Patent KR-20080005083-A (KR)
Title: Surgical instrument
Inventor: MASUDA SHINYA
IPC: A61B18/14
Filed: 2007-07-03
Abstract: A surgical instrument is provided to suture strongly a cut biological tissue part and shorten a time required to catch a desired biological tissue for solidifying, cutting, and suturing. A surgical instrument includes an operating area(11), an insertion area, and a transducer unit. The operating area is provided with an operating area body(14) having a cylindrical casing(14a). The casing of the operating area body is made of an insulating material such as a synthetic resin and is provided with a second electrode mounting part(33) on which a second electrode pin(20) is mounted. The second electrode pin includes a middle portion, a projecting portion, and an interconnection portion(20b). The middle portion is covered by an insulating cover(34). The projecting portion projects from the second electrode mounting part. The interconnection portion is buried in the second electrode mounting part and is electrically connected to an internal ring-shaped connection terminal(35) of the casing.
Patent KR-20090007027-A (KR)
Title: Liquid crystal display device and driving method of the same
Inventor: KIM KI DUK
IPC: G02F1/133
Filed: 2007-07-13
Abstract: A liquid crystal display capable of improving degradation of luminance due to motion blur and driving method thereof are provided to apply different compensation factor according to luminance change of inputted data by controlling duty ratio according to luminance change of inputted data. A liquid crystal panel(102) displays an image by a plurality of gate lines(GL1-GLn) and a plurality of data lines(DL1-DLm). A gate driver(104) drives the gate line. A data driver(106) drives the data line. A timing controller(108) controls the gate driver and the data driver. A back light unit(110) includes a plurality of lamps. A lamp driver(112) successively drives the lamp. A histogram analysis part(116) analyzes a histogram about each data(R, G, B) supplied from outside system. A duty ratio decision part(118) determines a duty ratio of the lamp according to luminance distribution analyzed from the histogram analysis part. A data correction part(114) corrects the data supplied from the outside system according to the luminance distribution analyzed in the histogram analysis part.
Patent KR-20090009577-A (KR)
Title: Structure of insulating heat of controlling part of electric range
Inventor: HAN DEONG SU
IPC: F24C7/04
Filed: 2007-07-20
Abstract: A structure of insulating heat of a control part of an electric range is provided to prevent a control part from being damaged due to heat and improve endurance. A structure of insulating heat of a control part of an electric range comprises a casing(20) in which a burner part(10) is located inside; an upper plate member located in the upper part of the casing; a control part(40) located in the front of the casing; and a heat cut-off member(50) formed on the edge of the control part. The upper plate transfers heat generated from a burner part to the outside. The heat cut-off member blocks heat generating from the burner part. The heat cut-off member includes a hollow(52) and a heat cut-off member(51). The heat cut-off is erected at right angle on the surface of the control part.
Patent KR-20090014520-A (KR)
Title: Composition for mouth washing and deodoring including natural inorganic minerals of deep sea water
Inventor: CHU YONG SHIK
IPC: A61Q11/00
Filed: 2007-08-06
Abstract: A composition is provided to gain superior antibacterial effect and excellent odor removal effect. A mouth detergent made of natural inorganic minerals in the sea includes deep sea water. A gradient of the deep sea water is 100-13000. The deep sea water is comprised of one kind of the deep sea water or mixing deep sea water which is mixed with over two kinds water selected from a group consisting of raw water, enriched water, permeated water and purified water. A deodorizing agent includes a deodorant compound. The deodorizing agent is selected from a group consisting of hydrogen peroxide of 0.001-0.05wt, titanium oxide of 0.01-0.5wt, and their mixture.
Patent KR-20070100198-A (KR)
Title: Wheel balance weight
Inventor: KU BON SU
IPC: B60B15/28
Filed: 2007-08-22
Abstract: A wheel balance weight is provided to mount the weight in an unbalanced point more exactly and to manufacture a wheel balance weight with more compact and exact round through a simple process. A wheel balance weight(111) installed between a rim of a wheel and a wheel cover mounted in the rim of the wheel so as to compensate for unbalance of a circular wheel of a car comprises stepped portions(P1,P2,P3). A clamp(300) is coupled to a fixing surface(121). The bottom surface of the weight includes a central surface being contacted with the inside surface of the wheel cover because the vertical section shape in the width direction has the same curvature radius as the inside surface of the wheel cover, and both side surfaces not being contacted with the inside surface of the wheel cover because the curvature radius is different from that of the inside surface of the wheel cover in both sides of the central surface.
Patent KR-20080028764-A (KR)
Title: Imaging apparatus with af optical zoom
Inventor: OKAWA AKIRA
IPC: H04N5/232
Filed: 2007-08-23
Abstract: An imaging apparatus with an AF optical zoom is provided to calculate a brightness value in a brightness processing unit and calculate a compensated AF detection value in a compensation unit to derive a focus position correctly by using the calculated brightness value as a compensation coefficient. An AF(Auto Focus) driving unit(12) moves a focus lens(11). An AF processing unit(15) detects an AF detection value indicating a focus state from imaging data. A brightness processing unit calculates a brightness value from the imaging data. A compensation unit compensates the calculated AF detection value by the calculated brightness value to detect a compensated AF detection value. A control unit(16) controls the AF driving unit on the basis of the calculated compensated AF detection value.
Patent KR-20090027449-A (KR)
Title: Steering column locking device
Inventor: KIM MIN HO
IPC: B60R25/021
Filed: 2007-09-12
Abstract: A steering column locking device is provided to prevent the self block of a worm gear and the malfunction of a motor by forming an inclined part for the continuous rotation of a spur gear. A steering column locking device comprises: a motor; a worm gear circulated with the rotation of the motor; a spur gear(40) having a cam groove(42) engaged with a worm gear, and formed in a body(41); and a locking bar locking and unlocking a steering column with the operation of a cam pin(51) connected with the cam groove of the spur gear.
Patent KR-20090030865-A (KR)
Title: Electronic paper display unit and portable communication terminal having the same
Inventor: SONG SUNG HOON
IPC: H04B1/38
Filed: 2007-09-21
Abstract: An electronic paper display unit and a portable communication terminal having the same are provided to independently display image information in a plurality of divided areas, thereby displaying one image information to the outside. An electronic paper display unit comprises a protection case of transparent material, a display device(300) and a control module(500). The display device is made of a plurality of divided areas. The control module has the first mode in which a division mode signal is transmitted so that image information is independently displayed in each divided area and the second mode in which an integration mode signal is transmitted so that one image information is displayed on the divided area.
Patent KR-20090033530-A (KR)
Title: Yellow soil polyurethane foam and the production method
Inventor: CHOI BYUNG DUCK
IPC: C08K3/34
Filed: 2007-10-01
Abstract: A method for manufacturing functional yellow soil polyurethane foam is provided to ensure sound absorption function and humidity adjusting function and to promote the health of the human body by emitting far infrared rays. A method for manufacturing functional yellow soil polyurethane foam comprises the steps of: weighting polyols and reaction additives, dry loess powder and MDI or TDI; manufacturing the first loess suspension by mixing and agitating the weighted polyols and reaction additives and the dry loess powder; manufacturing the second loess suspension by mixing and agitating the weighted MDI or TDI with the dry loess powder; mixing the first loess suspension and the second loess suspension to obtain a mixture; and pouring the mixture in a mold.
Patent KR-20090034220-A (KR)
Title: Protecting device for electronic circuit and manufacturing method thereof
Inventor: CHENG DUN JEN
IPC: H01H77/00
Filed: 2007-10-02
Abstract: A protecting device for electronic circuit and manufacturing method thereof are provided to reduce the production cost by applying the matrix to the abnormal voltage protection of all kinds of the electronic circuits. One buffer layer(41) is formed on the ceramic substrate. One electrode material layer(42) is formed on the buffer layer. One dielectric layer(43) is formed on the electrode layer. One electrode conductive layer is formed on the dielectric layer. One protective layer is formed on the electrode conductive layer. The dielectric layer is formed with the glass board. The dielectric layer is made of the dielectric substance.
Patent KR-20090035790-A (KR)
Title: Apparatus and method for channel estimation in wireless communication system
Inventor: PARK YUN SANG
IPC: H04B7/26
Filed: 2007-10-08
Abstract: A channel estimator and a method thereof are provided to improve the link performance by non-uniformly generating pilots according to the distance of a preamble. A transmitter includes an encoder(201), a modulator(203), a data mapping unit(205), an OFDM modulator(207), a digital analog converter(209), an radio frequency processor(211) and a pilot pattern managing unit(213). The encoder codes inputted information streams at a corresponding coding rate. According to a control signal provided from an upper layer, the data mapping unit performs the subcarrier mapping of complex symbols from the modulator. When generating a downlink frame, in order to achieve the certain link performance of the frame, the pilot pattern managing unit un-uniformly generates a pilot according to the distance of a preamble.
Patent KR-20090022985-A (KR)
Title: Electromagnetic interference shields and related manufacturing methods
Inventor: PAUL W CROTTY JR
IPC: H05K9/00
Filed: 2007-10-18
Abstract: An apparatus for shielding electromagnetic interference having single piece structure and a manufacturing method thereof are provided to maintain an EMI(Electromagnetic Interference) shielding performance of a desired level by repetitively removing and mounting a cover of a shielding apparatus through an interlocking tool. A shielding apparatus(100) comprises a sidewall part(102), a lower part(108), a cover(110), and a snap latch tool(104). The snap latch tool detachably mounts the cover on the lower part, and includes a first connection member(148), a second connection member(152), and an opening(170). The first connection member is suspended downwardly from a top surface(130) of the cover. The second connection member is protruded upwardly toward the top surface of the cover. The opening performs inward movement of the first connection member.
Patent KR-20090042436-A (KR)
Title: Wrapper using as outer covering clothes for baby
Inventor: KWON OH YONG
IPC: A41B13/06
Filed: 2007-10-26
Abstract: Outer covering clothes having a function of blanket for babies are provided to enable the blanket to be used as the outer covering clothes according to changes of weather and surrounding environment. Outer covering clothes having a function of blanket for babies comprise a blanket body(10) and an additional cloth(18). A coupling/fixing member is adhered to the blanket body. The outer covering clothes are converted into a blanket by the coupling/fixing member. A button and buttonhole(17) are located on a side of the blanket body. A zipper is placed on both ends of the blanket body. A sleeping bag(23) is additionally included in the blanket body.
Patent KR-20090043017-A (KR)
Inventor: JUNG JUN HO
IPC: F02M37/00
Filed: 2007-10-29
Abstract: 본 발명은 바이오 연료 대응 연료시스템의 부식시험 장치 및 방법에 관한 것으로서, 바이오 에탄올 또는 바이오 디젤 등 바이오 연료의 이동 및 실제 연료시스템과 유사한 부식환경을 재현하여, 연료시스템의 연료순환계통 내부에 대한 바이오 에탄올의 산화부식성 및 바이오 디젤의 산화안정성을 평가하고, 바이오 연료에 대한 연료시스템 내부 재료의 적합성을 평가하기 위한 부식순환시험 장치 및 방법에 관한 것이다. 또한 본 발명은 상기한 연료시스템 내부 평가방법과 동시에 복합환경 부식촉진 장치(CCT 챔버)를 사용하여 연료탱크 외부의 방청성 평가(복합환경 부식촉진법, CCT)를 동시에 실시할 수 있는 복합환경 부식촉진시험 장치 및 방법을 제공한다. 
       
     바이오 연료, 연료시스템, 연료탱크, 부식순환, 부식촉진, 복합환경, 방청성, CCT
Patent KR-20090044643-A (KR)
Inventor: KIM DEOK SU
IPC: H01L21/82
Filed: 2007-11-01
Abstract: 본 발명은 반도체 소자의 제조 방법에 관한 것으로, 본 발명의 반도체 소자의 제조 방법은, 퓨즈 영역 및 패드 영역을 갖는 기판상의 퓨즈 영역에 퓨즈를 형성하는 단계; 상기 퓨즈를 포함하는 결과물 상에 절연막을 형성하는 단계; 상기 절연막 상의 상기 패드 영역에 금속막, 반사방지막 및 하드마스크가 적층된 패드를 형성하는 단계; 상기 패드를 포함하는 결과물 상에 보호막을 형성하는 단계; 상기 반사방지막에서 식각이 정지되도록 리페어/패드 식각을 수행하여, 상기 패드 영역에 상기 반사방지막을 노출시키는 제1 트렌치를 형성하면서, 상기 퓨즈 영역에 상기 절연막을 상기 퓨즈 상에서 소정 두께로 잔류시키는 제2 트렌치를 형성하는 단계; 상기 보호막 상에 상기 제1 트렌치 및 상기 제2 트렌치를 개방하면서 상기 제2 트렌치의 측벽을 덮는 물질막을 형성하는 단계; 및 상기 물질막을 식각 베리어로 상기 반사방지막을 제거하는 단계를 포함하고, 상술한 본 발명에 의한 반도체 소자의 제조 방법은, 패드 영역의 반사방지막 상부에 하드마스크를 형성하여 리페어/패드 식각시 퓨즈 영역의 식각 정도를 증가시킴으로써 그 측벽의 폴리이미드막 증착 정도를 증가시켜 크랙 발생을 방지할 수 있고, 아울러 퓨즈 영역에 식각 정지막을 형성하여 퓨즈 상부의 절연막 두께를 원하는 정도로 잔류시킬 수 있다. 
       
     리페어/패드 식각, 퓨즈, 패드, 폴리이미드막, 반사방지막, 식각정지막
Patent KR-20080036943-A (KR)
Title: Vermin exterminating apparatus
Inventor: PARK KYOUNG BO
IPC: A01M1/04
Filed: 2007-11-06
Abstract: A vermin exterminating apparatus is provided to remove the vermin by the rays with a wavelength that disturbs physiology of the vermin, and promote a reduced manufacture cost and convenient management. A vermin exterminating apparatus for effectively exterminating the vermin by radiating a ray harmless to animals and plants includes: a light source part(60) for radiating the rays of a wavelength that disturbs physiology of the vermin; and a control part(70) for controlling an operation of the light source part by being connected to the light source part. The rays of the light source part include a visible ray of at least any one series among blue and violet.
Patent KR-20090047650-A (KR)
Inventor: HWANG KU HOON
IPC: H04B17/40
Filed: 2007-11-08
Abstract: 본 발명은 디지털 라디오의 필드 수신 감도 테스트에 관한 것으로, 보다 상세하게는 디지털 라디오의 필드 수신 시 뮤트 발생 횟수 및 뮤트가 발생한 뮤트 발생 시각, 뮤트 지속 시간 및 위치정보를 자동으로 측정하여 기록하는 디지털 라디오의 필드 수신 감도 테스트 장치 및 방법에 관한 것이다. 
       
     디지털 라디오, 테스트, 위치, 뮤트
Patent KR-20090049392-A (KR)
Title: 디스크드라이브의 광픽업이송장치
Inventor: GOO CHAN SEO
IPC: G11B7/085
Filed: 2007-11-13
Abstract: 본 발명은 디스크드라이브의 광픽업이송장치에 관한 것이다. 광픽업베이스(21)에는 광픽업(29)이 이동가능하게 구비되는데 상기 광픽업(29)의 이동을 위한 동력을 슬레드모터(37)가 제공한다. 즉, 상기 슬레드모터(37)가 제공하는 동력에 의해 회전하는 리드스크류(38)와 상기 광픽업(29)의 일측에 장착되는 피드가이드(30)의 랙기어(35)가 맞물려 상기 광픽업(29)이 상기 리드스크류(38)의 길이방향을 따라 이송가능하게 된다. 한편, 상기 슬레드모터(37) 및 리드스크류(38)를 광픽업베이스(21)에 장착시키기 위한 모터브라켓(40)이 구비되는데, 상기 모터브라켓(40)의 일측에는 상기 피드가이드(30)와의 간섭을 방지하기 위한 간섭방지홈(43)이 요입되게 형성된다. 본 발명에 의하면, 광픽업을 광픽업베이스로부터 분리하고자 할 때 상기 피드가이드를 상기 간섭방지홈에 위치시킨 다음 상기 광픽업을 분리하므로, 상기 광픽업이 모터브라켓에 의해 방해받지 않아 그 분리가 용이해지는 이점이 있다. 
       
     광픽업, 리드스크류, 피드가이드, 디스크드라이브
Patent KR-20090051497-A (KR)
Inventor: KIM SUNG SOO
IPC: F16D65/095
Filed: 2007-11-19
Abstract: 본 발명은 디스크(D)쪽으로 이동되는 패드(1)를 구비하고 서로 대향되는 아우터·이너 캘리퍼(2,4)에 작용하는 하중을 지지하는 체결부재(6)를 수직하게 세로로 체결함에 따라, 제동 시 공급되는 유압으로 인해 디스크(D)에서 멀어지는 방향으로 캘리퍼(2,4)에 작용하는 하중에 대한 캘리퍼 변위를 볼트(7,8) 전단력으로 변화시켜 주고, 이러한 볼트(7,8)의 작용을 통해 전체적인 강성이 저하되는 캘리퍼 아래 접촉면의 벌어짐 현상을 줄여 줄 수 있고, 응답성을 저하시키는 브레이크 액의 소요량이 증가를 방지함은 물론, 운전자가 느끼는 페달 감 저하 현상도 방지할 수 있는 특징이 있게 된다. 
       
     변형, 캘리퍼, 볼트
Patent KR-20090054108-A (KR)
Inventor: LEE BYOUNG KI
IPC: H04B1/38
Filed: 2007-11-26
Abstract: 본 발명은 성형 수지가 캐비티 내부로 사출될 때 체결너트가 가동금형 쪽으로 밀리는 않도록 함으로써, 체결너트가 성형 수지 내부에 묻히지 않도록 하여 제품 불량을 제거한 체결너트가 인서트 몰딩된 이동통신단말기 케이스의 사출금형장치에 관한 것으로, 체결너트(N1)에 내삽되어서 체결너트를 유동을 방지하는 체결너트삽입핀(111)과, 체결너트(N1)가 형성되는 높이를 조절하기 위한 슬리브핀(112)이 구비되어 있는 제1 사출금형(110); 제1 사출금형(110)과의 형합에 의해서 수지 성형공간인 캐비티(S1)를 형성하고, 캐비티(S1)로 성형 수지를 사출하는 통로인 게이트(121)가 복수로 구비되어 있는 제2 사출금형(120)을 포함하여 구성되어서, '체결너트가 일체로 인서트 몰딩된 이동통신단말기 케이스'를 사출성형하는 이동통신단말기 케이스의 사출금형장치에 있어서, 게이트(121)를 통해서 성형 수지가 사출될 때 체결너트(N1)가 제2 사출금형(120) 쪽으로 밀리지 않게 체결너트의 위치를 잡아주기 위해서, 제2 사출금형(120)에서 캐비티(S1) 내부로 돌출 형성된 포지셔닝돌기(122)가 더 포함되어서 구성되는 것을 특징으로 한다. 상기와 같은 구성에 의하면, 체결너트가 성형 수지 내부에 묻히지 않는 이점이 있다. 
       
     이동통신단말기, 사출케이스, 인서트 몰딩, 체결너트, 묻힘
Patent KR-20090056675-A (KR)
Title: 반도체 소자의 소자분리막 형성방법
Inventor: JEON SEUNG JOON
IPC: H01L21/76
Filed: 2007-11-30
Abstract: 본 발명의 반도체 소자의 소자분리막 형성방법은, 반도체기판의 셀 영역 및 주변회로 영역에 트렌치를 형성하는 단계, 셀 영역의 트렌치를 SOD막으로 매립하는 단계, 주변회로 영역의 트렌치를 SOD막과 반대 응력을 나타내는 절연막으로 매립하는 단계, 및 반도체기판을 열처리하는 단계를 포함하는 반도체 소자의 소자분리막 형성방법이다. 
       
     STI, SOD, HDP, 갭필(Gap-fill), 응력(Stress)
Patent KR-20090058259-A (KR)
Title: Converter for time varying square wave to average value in real time
Inventor: LEE JONG MOO
IPC: H03K5/00
Filed: 2007-12-04
Abstract: A real-time mean conversion device is provided to output a real-time mean conversion value of a time-variable square wave by generating control signals on periods of each switching frequency with a divided clock. A comparator(100) outputs a compared result signal after comparing a time-variable square wave with a reference voltage. A programmable logic device(120) generates a first control signal through a ninth control signal, and performs a counting operation by a reference clock. An analog/digital converter(130) converts a time-variable input square wave voltage. A multiplier(140) outputs an analog signal after multiplying a data value and an accumulation result according to a counting operation. A first sample-and-hold circuit(150) samples and holds the analog signal. An operation amplifier adder(160) adds the sample-and-hold signal to an output of the multiplier outputted in a positive and negative edge. A second sample-and-hold circuit(170) samples and holds the output signal of the operation amplifier adder based on a positive edge of a comparing result signal, and outputs a real-time mean signal of the time-variable square wave.
Patent KR-20090059281-A (KR)
Title: The image device of processing a plurality of images and the method thereof
Inventor: KIM JAE WON
IPC: H04N5/50
Filed: 2007-12-06
Abstract: An image device for processing plural images and a method thereof are provided to find an image to be viewed as continuously watching the current image, thereby improving a user's satisfaction for watching. While first channel broadcasting corresponding to a first channel is displayed, it is decided whether a channel change command is inputted(S210,S220). If so, the first channel broadcasting is received together with second channel broadcasting corresponding to the channel change command(S230). Combined images that set the received first channel broadcasting to a main image and set the second channel broadcasting to a sub image are displayed. The second channel broadcasting only is received and displayed.
Patent KR-20090062123-A (KR)
Title: Method for preventing evaporator icing of airconditioning system in vehicles
Inventor: SONG TAE HOON
IPC: B60H3/00
Filed: 2007-12-12
Abstract: A method for preventing a vehicle evaporator from icing is provided to prevent ice from being generated in the evaporator in advance by rapidly sensing the cooling of the evaporator through pressure difference between intake pressure and exhaust pressure. A pressure measurement unit is arranged at the front side or the rear side of an evaporator(S1). The intake pressure and the exhaust pressure of the air are measured through the pressure measurement unit(S2). In case the difference between the exhaust pressure and the intake pressure is over specific value, the operation of a compressor or a blower is controlled in order to prevent the evaporator form icing(S3). In the step for controlling the operation of the compressor or the blower, the pressure of an iced part is increased by increasing the input voltage of the blower.
Patent KR-20090062163-A (KR)
Title: Indoor air pressure controlling method for improvement of closing car door and car door system thereof
Inventor: LEE YOUNG CHUL
IPC: B60J5/00
Filed: 2007-12-12
Abstract: An indoor air pressure controlling method to facilitate the closing of a vehicle door and a vehicle door system thereof are provided to prevent the rising of the pneumatic pressure by immediately exhausting the indoor air to outside and to close the door with low power. A vehicle door system(500) comprises a main body, an air outlet(510), a negative pressure generating motor(550), and a control module(570). The air outlet ejects air inside the main body to outside. The negative pressure generating motor is equipped inside the main body and exhausts the inner air to outside through the air outlet by rotating a fan(530). In case one or more doors are opened, the control module operates the negative pressure generating motor.