baber/WOPTO huggingface dataset:
Patent KR-20110006672-A (KR)
Inventor: EILERTSEN KENNETH J
IPC: C12Q1/04
Filed: 2009-04-07
Abstract: 본 발명은 세포를 재프로그래밍하기 위한 방법, 조성물 및 키트에 관한 것이다. 한 실시예에 있어서, 본 발명은 세포가 다능성 또는 만능성이 되는데 기여하는 하나 이상의 유전자의 발현을 유도하는 단계를 포함하는 방법에 관한 것이다. 다른 한 실시예에 있어서, 본 방법은 HDAC 억제제로 HDAC의 활성을 억제시키는 단계 및 세포가 다능성 또는 만능성이 되는데 기여하는 하나 이상의 유전자의 발현을 유도하는 단계를 포함한다. 또 다른 실시예에 있어서, 본 발명은 한 타입 이상의 조절 단백질을 억제하는 하나 이상의 작용제에 세포를 노출시키는 단계를 포함하는 세포 재프로그래밍 방법에 관한 것이다. 또 다른 실시예에 있어서, 본 발명은 다양한 분화 세포 타입으로 재분화 또는 교차분화될 수 있는 ES계 세포의 특징을 가질 수 있는 재프로그래밍 세포 또는 농축 재프로그래밍 세포군에 관한 것이다.
Patent KR-20110007173-A (KR)
Inventor: POLITO BENJAMIN F
IPC: B29C59/00
Filed: 2009-04-17
Abstract: 광전지용 및 기타 용도의 패터닝된 기판은 웨이퍼와 같은 기판을 덮고 있는 레지스트 물질의 박층상에서 유연한 스탬프를 누름으로써 제조된다.  상기 레지스트는 상변화하거나 유동성이 되어, 임프레션의 위치로부터 흘러나와, 기판을 드러내고, 상기 기판은 어떠한 성형 공정, 식각 공정에서 처리된다.  스탬프에 의해 노출된 부분은 제거되면서, 레지스트에 의해 보호되는 부분은 잔류한다.  대표적인 기판은 실리콘이고, 대표적인 레지스트는 왁스이다.  피가공 구조로는 연장된 홈, 불연속적이고 서로 간격을 둔 피트, 이들의 조합 및 중간체가 있다.  플래튼 또는 로타리 패터닝 장치를 이용할 수 있다.  거칠고 불규칙한 피가공 기판에는 연장된 스탬프 요소가 수용될 수 있다.  레지스트는 피가공물에 먼저 도포된 다음 스탬프에 도포되거나 실질적으로 동시에 도포될 수 있고, 피가공물이나 스탬프의 불연속적인 위치 또는 전체 표면에 도포될 수 있다.  레지스트는 필요한 경우 기판을 완전히 제습한다.
Patent KR-20110040782-A (KR)
Inventor: FUJITA TOMOKO
IPC: A23D9/00
Filed: 2009-08-04
Abstract: 가루차  등의  녹차를  사용한  소(filling)나  코팅 초콜렛에  있어서,  빛이나  열  등에  의한  퇴색,  변색의  문제를  해결하는  유지 조성물을  제공하려고  하는  것이다. 
클로로필 함량이  600mg/100g 이하인  미발효차  0.1~3중량%  및  치자나무 청색소  및  황색계 천연색소를  함유하는  유지 조성물이다.
Patent KR-20120079321-A (KR)
Title: Display driving circuit and operating method thereof
Inventor: PARK HYUN SANG
IPC: G09G3/36
Filed: 2011-01-04
Abstract: PURPOSE: A display driving circuit, a display device including the same, and a method for operating the display driving circuit are provided to reduce a die area and manufacturing costs by decreasing the number of switches in the display driving circuit. CONSTITUTION: A first switch unit(1230) includes m switch blocks(SWI1-SWIm) corresponding to m gradation voltages(V1-Vm). A buffer unit(1240) includes a first buffer part(1241) and a second buffer part(1242). The first buffer part includes m main buffers corresponding to the m gradation voltages. The second buffer part includes one or more sub-buffers. A second switch unit(1250) includes m switch blocks(SWO1-SWOm) corresponding to m data signals.
Patent KR-20120081491-A (KR)
Title: Electric motor and compressor having the same, refrigerator with compressor
Inventor: KIM JAE MIN
IPC: H02K3/18
Filed: 2011-01-11
Abstract: PURPOSE: An electric motor, a compressor including the same, and a refrigerator including the compressor are provided to suppress the deformation of a rotor by arranging a permanent magnet within 45 to 75% range. CONSTITUTION: A rotor core(241) is combined with a rotation shaft(231). A plurality of conductor bars(251) are combined with the rotor core in an axial direction. A plurality of permanent magnets(261) are inserted into the rotor core in the axial direction. A stator(171) includes a stator core(181) with a plurality of teeth and a stator coil(201). The stator coil is wound around the teeth with a concentrated winding method.
Patent KR-20110033158-A (KR)
Title: Device for supplying solder wire to soldering spot
Inventor: CHOI SUK CHUN
IPC: B23K3/06
Filed: 2011-02-16
Abstract: PURPOSE: A device for supplying solder wire to soldering spot is provided to improve the workability and efficiency and to prevent the decrease of product quality by preventing the scattering of lead balls in a soldering process by using a flux charged in a wire. CONSTITUTION: A device for supplying solder wire to soldering spot comprises a base(24), a wire supply reel(12), a guide roller(18), an entrance supporter(20), a support roller(28), a drive member(34), an exit supporter(22) and a motor member. The wire supply reel is installed on the top of the base. The guide groove guiding the wire from the supply reel is formed along the central part. The support roller supports the wire passing through the penetration hole of the entrance supporter and includes a driven gear. The penetration hole is formed so that the exit supporter can downward supply the wire. The drive member is mounted on the lower part of the support roller.
Patent KR-20120097098-A (KR)
Title: Ubiquitous-learning study guiding device for improving study efficiency based on study emotion index generated from bio-signal emotion index and context information
Inventor: KI NO IL
IPC: G16H20/70
Filed: 2011-02-24
Abstract: PURPOSE: A study effect improvement device for ubiquitous-learning based on a study emotion index generated from situational information and a body emotion index is provided to recommend proper contents to a user based on the study emotion index received from a middleware device. CONSTITUTION: A student emotion acknowledgement module(210) generates a body emotion index related to a brain state of a user from a body signal of the user. A learning environment acknowledgement module(230) generates state information for a surrounding situation of the user. A standard index database(290) stores standard index data showing a relationship between the body emotion index and a study emotion index obtained from an performed experiment with a plurality of users. A middleware module(250) generates the study emotion index based on the body emotion index, the study emotion index, and situation information. [Reference numerals] (210) Student emotion acknowledgement module; (230) Learning environment acknowledge module; (250) Middleware module; (290) Standard learning emotion/state index data; (AA) Learning adapter; (BB) U-learning device; (CC) Emotion/state index analyzing process; (DD) Generation of learning emotion/state indexes; (EE) Sensing of emotion/state changes; (FF) Standard learning emotion index data; (GG) Standard learning state index data
Patent KR-20120101231-A (KR)
Title: Online-marketing system using network including plural carrier, based on social network service system and method thereof
Inventor: IM LCK JONG
IPC: G06Q50/00
Filed: 2011-02-25
Abstract: PURPOSE: An online marketing system using a network composed of plural messengers based on a social network service system and a marketing method using the same are provided to promote product sales by distributing preset rewards to an upper messenger and a lower messenger at a constant rate or a constant amount. CONSTITUTION: A transceiver(140) transceives data with a terminal of an external messenger. A first processor(110) processes a product transaction process according to plural requests for product purchasing received from the terminal of the external messenger. The first processor generates and stores first product information or first transaction information including transaction history about the first product. A second processor(120) compares the first product information or the first transaction information with second transaction information. [Reference numerals] (110) First processor; (111) Transaction unit; (112) Payment unit; (113,132) Storage unit; (120) Second processor; (121) Condition determining unit; (122) Condition satisfaction data generating unit; (130) Third processor; (131) Distribution rate determining unit; (140) Transceiving unit; (200 or 300) Terminal
Patent KR-20120098014-A (KR)
Title: Semiconductor device
Inventor: KIM JAE HWAN
IPC: H01L27/04
Filed: 2011-02-28
Abstract: PURPOSE: A semiconductor device is provided to reduce an area for forming a diode by forming a diode to prevent PID(Plasma Injection Damage) in an active dummy region. CONSTITUTION: A plurality of transistor regions include one or more transistors(311). An active dummy region is located between the transistor regions. One or more active dummies(321) are formed in the active dummy region. A discharge unit is formed in the active dummy region and is electrically connected to a gate of the transistor.
Patent KR-20110033165-A (KR)
Title: Silicon carbide fibers essentially devoid of whiskers and method for preparation thereof
Inventor: ANGIER DEREK J
IPC: C04B35/565
Filed: 2011-03-09
Abstract: PURPOSE: A silicon carbide fiber essentially devoid of whiskers and a producing method thereof are provided to economically produce a non-continuous silicon carbide fiber. CONSTITUTION: A producing method of a silicon carbide fiber essentially devoid of whiskers comprises the following steps: mixing a non-continuous isotropy carbon fiber and silica to form a fiber/silica compound; drying the fiber/silica compound; and reacting the dried fiber/silica compound in the inert atmosphere inside a resistance furnace.
Patent KR-20120103107-A (KR)
Title: Led lighting appratus having particular light distribution
Inventor: YI CHIN WOO
IPC: F21V17/00
Filed: 2011-03-10
Abstract: PURPOSE: An LED lighting device is provided to produce different illuminating effects according to need by detachably arranging a separate lens unit on each LED element. CONSTITUTION: An LED optical source module(20) has forth or more LED elements. A heat dissipation unit(30) is arranged at the upper side of the LED optical source module. The heat dissipation unit discharges heat emitted from the LED elements to outside. A lens module(40) is arranged on the location corresponded to a plurality of LED elements. The lens module is inserted and combined with the heat dissipation unit. The lens module comprises a lens holder and a cube type lens. The cube type lens is detachably arranged on the lens holder.
Patent KR-20120103157-A (KR)
Title: Game method and apparatus for studying chinese character
Inventor: HAN YO SUK
IPC: G09B19/22
Filed: 2011-03-10
Abstract: PURPOSE: A game method and apparatus for learning Chinese characters are provided to enable beginners to easily learn Chinese characters by playing a game using images corresponding to Chinese characters and avatars. CONSTITUTION: A game method for learning Chinese characters comprises the steps of: creating a Chinese character image corresponding to a first Chinese character to learn and displaying a first screen including the first Chinese character, the created Chinese character image, and an avatar selected by a user(S1010) and proceeding a game using the displayed avatar and Chinese character according to user's operation(S1030). [Reference numerals] (AA) Start; (BB) End; (S1010) Displaying an initial setting screen; (S1020) Setting a game mode; (S1030) Implementing a Chinese character learning game using broken character images and Chinese character images; (S1040) Implementing a Chinese character test; (S1050) Final game level?; (S1060) Storing game results and test results; (S1070) Raising a game level
Patent KR-20120104846-A (KR)
Title: Solar cell and method of manufacturing the same
Inventor: LEE JUNG HYUN
IPC: H01L31/18
Filed: 2011-03-14
Abstract: PURPOSE: A solar battery and a manufacturing method thereof are provided to not form a separating unit in a semiconductor wafer and an edge unit for preventing a short. CONSTITUTION: A first conductive layer(300) is formed on the first semiconductor layer. A first electrode(400) is formed on the first conductive layer. A second semiconductor layer is formed on the other side of the semiconductor wafer. The second semiconductor layer has different polarity with the first semiconductor layer. A second conductive layer(600) is formed on the second semiconductor layer. A second electrode(700) is formed on the second conductive layer. The first conductive layer and the second conductive layer are formed in order not to contact each other in a side of the semiconductor wafer.
Patent KR-20120105661-A (KR)
Title: Refrigerant mixture composed of r32 and r1234ze
Inventor: JUNG DONG SOO
IPC: C09K5/02
Filed: 2011-03-16
Abstract: PURPOSE: A drop-in alternative refrigerant mixture is provided to have a global warming potential much lower than existing refrigerant without influencing to an ozone layer, and to replace HCF22 without high remodeling existing compressors. CONSTITUTION: An alternative refrigerant mixture is a two-component mixing coolant uses R32 and R1234yf. The mixed-refrigerant consists of 55-65 weight% of R1234yf and 35-45 weight% of R32. The ozone layer depletion potential of the R1234yf is 0.0 and the global warming potential(GWP) is 4.0. the ozone layer depletion potential of the mixed refrigerant is 0.0, and The global warming potential(GWP) of the mixed refrigerant is 195-250 which is 85-88% lower than existing HCFC22.
Patent KR-20120106474-A (KR)
Title: Rf repeater and method of processing signal for mobile communication
Inventor: JUNG YOUNG JU
IPC: H04B1/59
Filed: 2011-03-18
Abstract: PURPOSE: An RF relay and an RF signal processing method are provided to linearize a power amplifier and to increase power consumption efficiency of a wireless power amplifier. CONSTITUTION: A signal converting unit(20) converts a received digital modulated wave into a baseband signal. The signal converting unit reproduces digital data. A modulator(30) modulates the reproduced digital data. The modulator generates a transmission signal. A power amplifying unit(40) amplifiers the transmission signal.
Patent KR-20120107611-A (KR)
Title: Semiconductor switch
Inventor: JUNG IN SOUNG
IPC: H03K17/74
Filed: 2011-03-22
Abstract: PURPOSE: A semiconductor switch using a rectifier element is provided to simplify a circuit using an internal power source. CONSTITUTION: A semiconductor switch comprises a diode(100), a FET(102), a comparator(104), and a gate driver(106). A minus voltage or a voltage(V1) of 0.7V is generated in an output terminal of a diode. A voltage generated in the output terminal of the diode is transmitted to the comparator. The comparator compares the V1 from the output terminal of the diode with V2. The V2 is set as the voltage of -0.5 to 0V. The comparator outputs a high voltage by comparing the V1 and the V2. The voltage outputted from the comparator is transmitted to a gate driver. The gate driver controls the voltage provided to a gate of a FET(Field-Effect Transistor) using the voltage transmitted from the comparator. [Reference numerals] (104) Comparator; (106) Gate driver
Patent KR-20120107767-A (KR)
Title: Navigation cover with sunblind
Inventor: WOO JUN SANG
IPC: G01C21/26
Filed: 2011-03-22
Abstract: PURPOSE: A navigation cover equipped with a light shade is provided to prevent the exposure of a navigation device to direct sunlight with a sunlight shading unit and a mesh member. CONSTITUTION: A navigation cover(1) equipped with a light shade comprises a cover body(10) and a light-shielding member. A navigation device is accommodated in the inside of the cover body. A sunlight shading unit(11) is projected in a front side of the cover body and a mesh member(12) is arranged in a rear side of the cover body so that a ventilation effect is provided. The light-shielding member is connected to the top of the mesh member and inclined downward and shields sunlight.
Patent KR-20120109285-A (KR)
Title: How to make a skin keratin remover and a finger pressure massager, using tough particles in original ceramic soil
Inventor: CHOI EUN RAN
IPC: A61H39/04
Filed: 2011-03-28
Abstract: PURPOSE: Manufacturing methods of acupressure treatment device for hands and feet using rough granules and dead skin cell removing device are provided to easily carry the device. CONSTITUTION: Manufacturing methods of acupressure treatment device for hands and feet using rough granules and dead skin cell removing device comprise the following steps: making original soil by pug milling porcelain clay and granite soil at a ratio of 70:30 wt%; extrusions molding the original soil in a plaster mold by making the original soil into a sleep state; making the molded product as 30% dried; washing the molded product within 10 seconds and making the molded product to be 30% dried; completely showing the rough granule on the surface by repeating the third step and making into 30% dried state; covering the product with pigment and desiccating thereof; and primary sintering at 850 deg. Celsius and secondary sintering at 1250 deg. Celsius. [Reference numerals] (AA) Making rough granules by pulverizing granite soil; (BB) Making original soil by pug milling porcelain clay and granite soil at a ratio of 70:30 wt%; (CC) Extrusions molding the original soil in a plaster mold by making the original soil into a sleep state; (DD) Making the molded product as 30% dried; (EE) Making the molded product to be 30% dried state after washing the molded product; (FF) Completely showing the rough granule on the surface by repeating the previous step three times; (GG) Completely drying after coloring by using pigments; (HH) Primary sintering at 850 deg. Celsius and secondary sintering at 1250 deg. Celsius
Patent KR-20120118942-A (KR)
Title: Engine mounting structure of automobile
Inventor: PARK EUN KYU
IPC: B60K5/00
Filed: 2011-04-20
Abstract: PURPOSE: An engine mounting structure for a vehicle is provided to offset the vibration of an engine by using a stopper and forming the space between a body bracket and a stopper narrowly. CONSTITUTION: An engine mounting structure for a vehicle comprises a rubber portion(100), a stopper(200), a body bracket(300), and an engine bracket(400). The rubber portion is made of elastic materials and formed into cylindrical shape. The tuber portion comprises a stopper coupling shaft(120) and a rubber cover. The stopper comprises a buffer member(250). The body bracket comprises a rubber coupling hole. The body bracket comprises a plurality of body mounting flanges. The engine bracket is composed for a pair of rubber fixing flanges(420) to be faced with each other.
Patent KR-20120120559-A (KR)
Title: Easily fitting safty plate for automobile and the using method thereof
IPC: B60Q1/50
Filed: 2011-04-25
Abstract: PURPOSE: A vehicle safety plate and a utilization method thereof are provided to continuously warn by being adsorbed on rear glass of an accident vehicle. CONSTITUTION: A plate(100) comprises a safety mark consisting of an LED bar. An adsorption plate(200) is mounted on the plate. The adsorption plate comprises an angle adjusting handle(210). A power supply unit(300) supplies power to the LED bar. The safety mark is selectively turned on and off. The safety mark comprises a risk mark which informs the existence of a dangerous article, and an induction mark which induces the flow of a vehicle to left and right sides of an accident vehicle.
Patent KR-20120121113-A (KR)
Title: Manufacturing method of Solar cell
IPC: H01L31/04
Filed: 2011-04-26
Abstract: PURPOSE: A manufacturing method for a solar cell is provided to reduce processing costs by using a zinc oxide made by a printing method as a transparent electrode plate. CONSTITUTION: An n-type or p-type quantum dot solution is coated on the top of a transparent electrode. The transparent electrode is selected from a zinc oxide, an ITO(Indium-Tin Oxide) transparent electrode, a FTO(Fluorine Tin Oxide) transparent electrode, a polymer transparent electrode, a graphene transparent electrode, and a CNT(Carbon Nanotube) transparent electrode. The p-type or n-type quantum dot solution which is opposite to the p-type quantum dot solution is coated on the top of a coating surface. An electrode is coated. The n-type quantum dot solution is manufactured by dispersing 10-30mg per 1ml of a zinc oxide nano particle into a solvent. An average particle diameter of the zinc oxide nano particle is 1-10nm. [Reference numerals] (AA,HH) Transparent electrode; (BB) N or P type quantum dot coating; (CC) P or N type quantum dot coating; (DD) Electrode coating; (EE) Electrode; (FF) P or N type semiconductor; (GG) N or P type semiconductor
Patent KR-20120125037-A (KR)
IPC: H04N7/18
Filed: 2011-05-06
Abstract: 제어기가 피티제트(PTZ : Panning, Tilting and Zooming) 카메라, 이동형 카메라, 및 카메라-탑재 로봇의 동작을 제어하는 감시 시스템 제어 방법이 개시된다.  본 발명의 실시예에 따른 감시 시스템 제어 방법은 단계들 (a) 내지 (e)를 포함한다.  단계 (a)에서는, 피티제트(PTZ) 카메라, 이동형 카메라, 및 카메라-탑재 로봇이 존재하는 감시 지역의 3차원 지도의 영상에 대하여, 각각의 화소에 실제 3차원 좌표가 설정된다.  단계 (b)에서는, 피티제트(PTZ) 카메라, 이동형 카메라, 및 카메라-탑재 로봇의 현재 위치의 실제 3차원 좌표가 구해진다.  단계 (c)에서는 감시 지역의 3차원 지도의 영상이 디스플레이된다.  단계 (d)에서는, 디스플레이 화면의 지도에서 피티제트(PTZ) 카메라, 이동형 카메라, 및 카메라-탑재 로봇의 현재 위치의 지점들에 해당 아이콘들이 디스플레이된다.  단계 (e)에서는, 디스플레이 화면의 지도를 통한 사용자 입력 신호들에 따라 피티제트(PTZ) 카메라, 이동형 카메라, 및 카메라-탑재 로봇의 동작이 제어된다.
Patent KR-20120129046-A (KR)
Title: A Pharmaceutical Composition for Prevention and Treatment of Osteoporosis Comprising LC8 as an Active Ingredient
IPC: A61K38/17
Filed: 2011-05-18
Abstract: PURPOSE: A pharmaceutical composition containing dynein light chain LC8 which suppresses NF-kappa B activation is provided to suppress intracellular acting ring formation and to effectively prevent and treat osteoporosis. CONSTITUTION: A pharmaceutical composition for preventing and treating osteroporosis contains dynein light chain LC8 or a gene unit which expresses the same and a pharmaceutically acceptable carrier. The LC8 suppresses intracellular signal in advance and intracellular actin ring formation.
Patent KR-20120132976-A (KR)
Title: 모터 구동 시스템의 제어 장치 및 방법
IPC: H02P27/08
Filed: 2011-05-30
Abstract: 본 발명은 모터 구동 시스템의 제어장치 및 방법을 개시한다. 본 발명에 따른 모터구동 시스템의 제어장치 및 방법은, 다수의 고정자 권선이 소정 위상 차로 설치된 모터에서 해당 고정자 권선의 전류를 흐름을 단속하기 위한 PWM 신호 패턴과 상기 PWM 신호 패턴에 따라 해당 고정자 권선에서 생성된 전자기력을 감지하는 홀 센서의 로터 위치 정보가 수신된 후 로터 회전 속도 및 상기 고정자 권선의 위상 차에 대한 시간의 비로 설정된 소정 시간 동안 홀 센서가 장착되지 아니한 고정자 권선의 전류 흐름을 단속하기 위한 기 정의된 PWM 신호 패턴을 인버터의 해당 스위칭 소자로 공급함에 따라, 홀 센서의 수를 줄일 수 있어 제품에 대한 경박 단소화가 가능하고 제조 공정 및 제조 원가를 절감할 수 있는 효과를 얻는다.
Patent KR-20120133742-A (KR)
IPC: A45C11/20
Filed: 2011-06-01
Abstract: 시간과 공간에 제약을 받지 않으면서 식사를 할 수 있는 도시락으로 피스톨방식을 이용하여 수저가 필요없이 걸으면서 먹을 수 있는 도시락이며 다 먹은 후에는 휴대용 물통으로도 사용할 수 있다.
Patent KR-20120133844-A (KR)
Title: Mobile terminal and method for controlling thereof
IPC: G06F9/46
Filed: 2011-06-01
Abstract: PURPOSE: A mobile terminal and a control method thereof are provided to increase a maintenance period of a battery by calculating an operating speed of a processor based on a calculated workload. CONSTITUTION: A scheduler included in an OS(Operating System) quantifies tasks into one or more workloads according to a preset standard(S510). When the workloads are calculated, a mobile terminal determines an operating speed of a processor based on the calculated workloads(S520). If the operating speed of the processor is determined, the processor processes the tasks by processing the workloads(S530). [Reference numerals] (AA) Start; (BB) End; (S510) Quantifying tasks into workloads according to a preset standard; (S520) Determining an operating speed of a processor based on calculated workloads; (S530) Processing one or more workloads
Patent KR-20110139643-A (KR)
Title: Ultrasonic diagnosis apparatus
Inventor: OKADA KENGO
IPC: G01N29/24
Filed: 2011-06-02
Abstract: PURPOSE: An ultrasonic diagnosing device is provided to transceive ultrasonic waves by an ultrasonic probe using a 2D array, thereby increasing picture quality. CONSTITUTION: An ultrasonic diagnosing device includes an ultrasonic probe(12), a transmission delay adding unit(21), a transmitting unit(22), and a CPU(28). The ultrasonic diagnosing device includes an aperture diameter determining unit(43), a receiving delay adding unit(44), and a focus distance determining unit(45). The ultrasonic diagnosing device includes a receiving unit(46), a signal processing unit(47), a display control unit(27), and a monitor(14). The ultrasonic probe includes an ultrasonic oscillator, a matching layer, and a backing material.
Patent KR-20120139139-A (KR)
Inventor: KIM JUN KYU
IPC: B60F3/00
Filed: 2011-06-16
Abstract: PURPOSE: A method and a device of driving on surface, air and under water are provided to freely driving in air space and under water. CONSTITUTION: A device of driving on surface, air and under water comprises a center car body(10), a front wing frame(20), a rear wing frame(30), and a rudder unit(40). The center car body comprises a streamline frame unit, a power unit(12), and a propeller(14). The power unit is coupled at the upper end on the front surface of a wire frame. The propeller is connected to a rotation center shaft(13) of the power unit. The rear wing frame includes a rear wheel shaft and a rear wheel device(32).