baber/WOPTO huggingface dataset:
Patent KR-20120132197-A (KR)
IPC: H02P27/06
Filed: 2011-05-27
Abstract: PURPOSE: A control device for a motor driving system and a method thereof are provided to minimize the influence of EMI(Electromagnetic Interference) noise on peripheral equipment by generating a square wave switching signal transmitting a fixed voltage only during a predetermined time period based on a fixed control duty value of a PWM(Pulse Width Modulation) switching signal. CONSTITUTION: A motor comprises a rotor and a stator. A control unit receives rotor position data of the motor from a hall sensor, and transmits a switching signal. The switching signal is generated as a square wave having a fixed voltage during a predetermined time period. The switching signal has 0V voltage during a predetermined, first fixed time period starting from the beginning of the current supply of one predetermined coil out of multiple coils. The switching signal has a fixed voltage during a predetermined, second fixed time period. The switching signal is generated as a square wave having 0V voltage during a third fixed time period ranging from the end point of the second fixed time period to the ending of the current supply of the coil.
Patent KR-20120133305-A (KR)
Title: Engine room air intake duct for vessel
IPC: F24F7/04
Filed: 2011-05-31
Abstract: PURPOSE: An engine room external air inflow duct for a large vessel is provided to increase the generated electricity by increasing air volume flowing into the engine room external duct which also makes exhaust gas increased. CONSTITUTION: An engine room external air inflow duct for large vessels includes an upper air trunk(10), a lower air trunk(20), and an intermediate passage(30) and a filter. The upper air trunk with air inlets(12) at both sides is installed in the container carrying domain of the upper deck(D). The lower air trunk with the vent(22) connected with a turbo charger to the front is formed at the lower part of the upper deck. The intermediate passage is installed to connect the upper air tank and the lower air trunk. The filter is installed inclined to the air inlet of the upper air trunk.
Patent KR-20120134504-A (KR)
Title: Terminal having touch screen and method for displaying key thereof
Inventor: JEONG HYUN SEOK
IPC: G06F3/14
Filed: 2011-06-02
Abstract: PURPOSE: A terminal including a touch screen and a key display method in the terminal are provided to quickly input characters and numbers by using a key displayed on the touch screen. CONSTITUTION: If a touch event is sensed, a control unit confirms a key area in which the touch event is sensed among key areas composing a key display area(620,625). The control unit confirms characters mapped with the confirmed key area. The control unit displays the mapped characters on a character display area(630). The control unit confirms a sensing number of the touch event in the confirmed key area(635). The control unit displays a key recognition item according to the confirmed number by controlling a display unit(640). [Reference numerals] (610) Character input mode; (620) Sensing a touch event in a key display area ?; (625) Confirming a key area; (630) Diaplay a mapped character on the confirmed key area; (635) Confirming the number of times sensing touch events; (640) Displaying a key recognition item according to the confirmed number; (650) Terminating the character input mode?; (660) Performing a corresponding function; (AA) Start; (BB) End
Patent KR-20120017389-A (KR)
Title: Linear vibration generating device
Inventor: CHOI CHUN
IPC: B06B1/04
Filed: 2011-06-08
Abstract: PURPOSE: An apparatus for generating linear vibration is provided to reduce the risk of disconnection by manufacturing a coil to be arranged in a fixing unit. CONSTITUTION: A coil(414) is fixed to a base(410). A center yoke(416) is arranged in the coil. A magnet(420) offers a vibration force along with the coil. An elastic body(430) is arranged between a stator and a vibrator and supports the vibrator. The vibrator includes an upper yoke(424). A lower plane yoke(426) is formed in a ring shape between the elastic body and the magnet.
Patent KR-20120136485-A (KR)
Title: Noise removal device against emission of high-pressure steam
Inventor: CHOI YOUNG JOO
IPC: F01N1/04
Filed: 2011-06-09
Abstract: PURPOSE: A noise removing apparatus for discharging high pressure steam is provided to collect condensate by condensing steam being discharged to the outside, and to reduce noise by stably discharging the steam. CONSTITUTION: A noise removing apparatus for discharging high pressure steam comprises a first chamber(100) and a second chamber(200). The second chamber comprises a barrel type case, one or more inner pipes, a barrier, and a condensate discharge port(260). The inner pipes are connected to the connecting pipes(220), and installed inside the case. A plurality of holes is on the inner pipes. The barrier is installed in the case, and divides the inside of the case into several spaces. The condensate discharge port is installed at the lower other end of the case. The second chamber is connected to the first chamber in series.
Patent KR-20120138142-A (KR)
Inventor: JUNG DAE SUK
IPC: B62D1/16
Filed: 2011-06-14
Abstract: 차량용 전동식 조향장치가 개시된다. 본 발명의 일 실시 예에 따른 차량용 전동식 조향장치는 MDPS 모터를 포함하는 스티어링 컬럼; 차체에 고정되며, 상기 스티어링 컬럼의 후측 하부를 제1 힌지축을 통하여 힌지 연결하는 컬럼 브라켓; 및 웜과 웜 휠로 구성되어 상기 제1 힌지축을 기준으로 상기 스티어링 컬럼을  틸트 구동하는 틸트수단을 포함한다.
Patent KR-20120138480-A (KR)
Title: System and method for providing advertisement using social information when image conversation
Inventor: YANG BYOUNG SEOK
IPC: G06Q30/02
Filed: 2011-06-15
Abstract: PURPOSE: A system for providing an advertisement by using social information during video telephony and a method thereof are provided to induce the purchase of products and services of an advertiser by providing a target advertisement synchronized between callers. CONSTITUTION: A target advertisement selection unit(110) selects a target advertisement by using social information of callers. A target advertisement transmitting unit(140) transmits the target advertisement to user terminals(160,170). A cost calculation unit(150) calculates a video telephony charge based on the selection of the target advertisement. [Reference numerals] (100) Advertisement providing system; (110) Target advertisement selection unit; (120) Social database; (130) Advertisement database; (140) Target advertisement transmitting unit; (150) Cost calculation unit; (AA) Network
Patent KR-20120139024-A (KR)
Title: Cooling structure for environmental-friendly vehicle
Inventor: LIM HAE KYU
IPC: B62D25/08
Filed: 2011-06-16
Abstract: PURPOSE: A battery cooling structure for environmentally-friendly vehicles capable of enhancing cooling performance is provided to minimize pressure dropping according to flow inside a duct. CONSTITUTION: A battery cooling structure for environmentally-friendly vehicles comprises an inflow duct(11), branching ducts(11a,11b), lower ducts, and a cooling fan(14). In the inlet duct, a plurality of battery packs(BP) is arranged inside a tire well in parallel and is connected with the inside the vehicles to inhale the air inside the vehicle. The branching duct is branched into the same number as the battery packs to respectively provide air to the battery packs. The lower duct is placed at the lower part of the battery pack and combines the air flow. The cooling fan is installed in the rear end of the lower duct and exhausts the air to outside.
Patent KR-20120139224-A (KR)
Title: Management system of fuel supply information
Inventor: KIM YOUNG MIN
IPC: G06Q50/30
Filed: 2011-06-17
Abstract: PURPOSE: A fuel supply information management system is provided to store and manage fuel supply information of a vehicle whenever fuel is supplied in a fuel supply place, thereby monitoring a fuel supply history and a lot of statistics information in real time. CONSTITUTION: A vehicle information providing unit(10) installed in a vehicle provides vehicle identification information. A fuel supply managing unit(20) generates fuel supply data matched with the vehicle identification information and the amount of fuel supply. A fuel management server(30) receives the generated fuel supply data. The fuel management server manages the received fuel supply data by accumulating the same. [Reference numerals] (10) Vehicle information providing unit; (20) Fuel supply managing unit; (210) Vehicle recognition unit; (220) Fuel measurement unit; (30) Fuel management server; (310) Fuel information providing unit; (320) Database; (AA) Internet network; (BB) Government server; (CC) Corporation server; (DD) Individual terminal
Patent KR-20130006977-A (KR)
Title: Light emitting device and method for fabricating the same
Inventor: PARK KUN
IPC: H01L33/08
Filed: 2011-06-28
Abstract: PURPOSE: A light emitting device and a manufacturing method thereof are provided to reduce strain by preventing a QCSE(Quantum Confined Stark Effect) in an active layer. CONSTITUTION: A light emitting structure(110) includes an active layer(114), a first conductive semiconductor layer(112), and a second conductive semiconductor layer(116). The light emitting structure is formed with a plurality of pillars which are separated. A transmissive insulation layer is formed on the light emitting structure. A transparent conductive layer is formed on the upper side of the light emitting structure.
Patent KR-20130006099-A (KR)
Title: Rear side member assembly for vehicles
Inventor: KOO DO HOI
IPC: B62D21/02
Filed: 2011-07-08
Abstract: PURPOSE: A rear side member assembly for a vehicle is provided to improve assemblability by using a reinforcement frame instead of a reinforcement unit for a rear end cross expansion panel installed on the end of a rear side member. CONSTITUTION: A rear side member assembly for a vehicle comprises rear side members(1), a rear end cross expansion panel(3), and a reinforcement frame(5). The rear end cross expansion panel is assembled in the end of the rear side members through spot-welding. The reinforcement frame is formed by processing an aluminum extrusion tube with a diaphragm structure and is assembled in the rear end cross expansion panel to improve assembling strength with the rear side members.
Patent KR-20130008171-A (KR)
Title: Method for changing to wake up mode at external device and mobile terminal docking thereat
Inventor: JUNG JAE HUN
IPC: G06F13/14
Filed: 2011-07-12
Abstract: PURPOSE: An external device and a method for switching a wake-up mode of a portable terminal docked to the device are provided to enable the external device and the portable terminal to switch a sleep mode to a wake-up mode docked to each other. CONSTITUTION: A portable terminal in a sleep mode senses a wake-up event(S110). When the wake-up event is sensed, the portable terminal is waken up(S120). An external device senses a predetermined electric signal generated by the portable terminal(S140). The external device in the sleep mode is waken up by the predetermined electric signal(S125). [Reference numerals] (AA) Potable terminal; (BB) External device; (S100,S105) State: sleep mode; (S110) Sensing a wake up event; (S120,S125) CPU wake up; (S130,135) State: performing wake up; (S150) Starting TMDS signal transmission; (S155) Connecting USB (D+,D-); (S160) Transmitting a connection establishment startup message; (S165) Transmitting a connection establishment start up message Ack
Patent KR-20130010596-A (KR)
Title: 태양광 발전 모듈의 설치를 위한 친환경 부유 구조물
Inventor: LEE JONG SUN
IPC: H02S20/00
Filed: 2011-07-19
Abstract: 본 발명의 태양광 발전 모듈의 설치를 위한 친환경 부유 구조물은 일정한 면적을 형성하도록 정렬된 다수개의 바닥부재; 바닥부재의 상부에 고정되며 복합재 파이프나 원통관을 일정한 길이로 절단하여 반원형 형상으로 구성하거나 반원형, 4분의1원형, 삼각형 중 어느 하나의 형상으로 구성되며, 시트몰딩콤파운드(SMC) 또는 섬유강화복합재(FRP)으로 형성하여 구성되는 반원형의 형상의 지지부재; 지지부재에 고정되는 고정부재; 고정부재 상부에 고정되는 태양광 발전 모듈; 바닥부재의 아래쪽에 구성되는 부유체;로 이루어져, 태양광발전모듈을 지지하는 상부의 지지부재를 여러 부재를 결합하여 구성하지 않고 원형의 파이프를 절단하여 사용하거나 섬유강화복합재(FRP)를 반원형, 4분의1원형, 삼각형 중 어느 하나의 형상으로 구성되도록 하여, 지지부재를 단수화 및 일체화 시킴으로써, 결합할 때 쓰이는 볼트를 최소로 사용함으로써 제조가 매우 용이하면서도 시공이 편리한 태양광 발전 모듈의 설치를 위한 친환경 부유 구조물이다.
Patent KR-20130011262-A (KR)
Title: System and method for compensating time delay of three phase ac signal, and a medium having computer readable program for executing the method
Inventor: JANG GIL SOO
IPC: H02J3/08
Filed: 2011-07-21
Abstract: PURPOSE: A system and a method for compensating time delay of three phase AC signal, and a medium having a computer readable program for executing the method are provided to compensate time delay generated in a division simulation. CONSTITUTION: An information acquisition part(110) obtains the information of a three-phase AC signal. A translation information output part(120) produces the predetermined time information of the three-phase AC signal using the obtained information of the three-phase AC signal. A signal compensation part(130) produces the predetermined time information of the three-phase AC signal. A signal separation part(140) performs the three-phase AC signal obtained in the signal information acquisition part according to a predetermined frequency. [Reference numerals] (110) Signal information acquisition part; (120) Translation information output part; (130) Signal compensation part; (140) Signal separation part
Patent KR-20130012272-A (KR)
Title: 부동산 관련 정보 제공 시스템
Inventor: YOU SEUNG HYUN
IPC: G06Q50/10
Filed: 2011-07-25
Abstract: 본 발명은 웨딩 관련업체를 업체 고객으로 확보하고, 이들 업체 고객을 방문한 개인 고객, 예컨대 결혼 당사자가 필요로 하는 부동산 정보를 제공하고, 부동산 계약의 체결시 결혼 당사자의 정보를 제공한 웨딩 관련 업체에게 계약에 따른 소정의 정보 제공비를 제공함으로써 부동산 계약 고객의 확보가 용이하게 이루어지는 한편 결혼 당사자도 용이하게 부동산 정보를 제공받고 부동산을 매매할 수 있는 부동산 관련 정보 제공 시스템이다.
Patent KR-20130013421-A (KR)
Inventor: CHOI JIN KYU
IPC: F01M5/02
Filed: 2011-07-28
Abstract: PURPOSE: A warmer for improving the engine stability of a vehicle is provided to be easily assembled and manufactured as the warmer is formed into a shape same with a plate. CONSTITUTION: A warmer for improving the engine stability of a vehicle comprises a bottom plate(10), a top plate(40), a first plate(20), and a second plate(30). The top plate comprises a first inlet(41a), a first outlet(41b), a second inlet(42a), and a second outlet(42b). The first and second plates are repeatedly laminated between the top plates. Each edge of the first plates is bent to form a flange, and a pair of downward protruding holes is formed at the bottom of one side. Each edge of the second plates is bent to form a flange, and upward protruding holes correspond to the downward protruding holes.
Patent KR-20130015586-A (KR)
Title: 3d display device having ptterned retarder including black strip disposed at each multiple lines
Inventor: CHO WON
IPC: G02B30/25
Filed: 2011-08-04
Abstract: PURPOSE: A three-dimensional image display device is provided to implement an improved high quality two-and three-dimensional images by an improved front brightness without any effect on the cross talk. CONSTITUTION: A display panel arranges pixels in a matrix fashion. A patterned retarder film(PR) includes a unit patterned retarder corresponding to a unit pixel group grouping pixels by matrix, and adheres to an outer side surface of a display device. A black strip(BS) is arranged between the unit patterned retarders.
Patent KR-20130015831-A (KR)
Title: Stepping motor
Inventor: SUNG JAE YOUNG
IPC: H02K37/14
Filed: 2011-08-05
Abstract: PURPOSE: A stepping motor is provided to form a plurality of compression support points between fixing holes by forced injecting and fixing a shaft support unit into a fixing hole. CONSTITUTION: A bracket includes a fixing hole(201). A shaft support unit rotatably supports end part of the shaft. An insertion member of the shaft support unit is inserted in the fixing hole. One plane of the shaft support unit of a support member(420) closely supports one side of a second side bracket(230). A plurality of compression support points are formed between the fixing hole and the shaft support unit. A compression support unit(500) mutually compressively supports the fixing hole and the shaft support unit.
Patent KR-20130016950-A (KR)
Title: Manifold sensing apparatus for steering
Inventor: WOO MYUNG CHUL
IPC: G01L3/10
Filed: 2011-08-09
Abstract: PURPOSE: A steering complex sensing device is provided to prevent a rotary slip of an input shaft and a magnet holder joined to the input shaft connected to a steering wheel or the rotation of the magnetic holder, thereby rotating a torque magnet, which is joined to the magnet holder, identical to the rotation of the input shaft. CONSTITUTION: A steering complex sensing device(100) comprises a case(110), an input shaft(1), a magnet assembly(125), a stator(130), and an output shaft(4). The case includes first and second cases. The input shaft penetrates through the first case. The magnet assembly includes a magnet holder(121) joined to the input shaft and a torque magnet(120) arranged in an exterior surface of the magnet holder. The stator surrounds the torque magnet. The output shaft penetrates through the second case and is joined to the input shaft by a medium of a torsion bar. A first curved portion and a first internal rotation preventing unit(122) are formed in a lateral surface of the magnet holder.
Patent KR-20130017416-A (KR)
Title: Method and apparatus for coling rolled steel
Inventor: NA TAI HO
IPC: B21B45/02
Filed: 2011-08-10
Abstract: PURPOSE: A device and a method for cooling a rolling material are provided to reduce the generation of an edge wave by applying no tensile force and compressive force to the rolling material as the transformation of the rolling materials is generated almost simultaneously when cooling the rolling material. CONSTITUTION: A device for cooling a rolling material comprises an edge masking unit(110) and a water injector(120). The edge masking unit is arranged in a front end portion of an ROT(14) where a hot-rolled material is transferred, thereby masking an edge unit of the rolling material. The water injector is arranged in the upper part of the edge masking unit and injects water into the masked rolling material, thereby cooling the rolling material.
Patent KR-20130017621-A (KR)
Title: The method for manufacturing a korean paper sheet of mask pack
Inventor: LEE OK SIM
IPC: D21H17/63
Filed: 2011-08-11
Abstract: PURPOSE: A method for fabricating a mask pack Hanji(Korean traditional paper) sheet is provided to obtain the Hanji sheet with a high moisturizing effect. CONSTITUTION: A method for fabricating a mask pack Hanji sheet comprises: a step of mixing pegmatite powder and Hanji and drying the Hanji; a step of blending the Hanji(4) and a spunlace non-woven fabric(3) containing 30% of polyester PET, 30% of cotton, and 40% viscous rayon; and a step of performing dry-lamination and rewinding(6).
Patent KR-20130019153-A (KR)
Inventor: KIM BO SOO
IPC: F02N9/04
Filed: 2011-08-16
Abstract: 본 발명은 대형엔진용 스타팅에어 분배시스템(SAD: Starting Air Distributing system)의 실린더 시동 관리장치에 관한 것으로, 본 발명에서는 대형엔진용 SAD의 통신파이프 라인 내에 <VCA(Value of Crankshaft Angle)을 관리하는 컨트롤러와 통신하면서, 실린더 시동의 토대가 되는 실린더 시동관리 요청메시지를 취득할 수 있는 전산모듈>, <실린더 시동관리 요청메시지가 취득 완료되면, 컨트롤러와 통신하여, 크랭크샤프트의 회전방향이 반영된 크랭크샤프트 회전방향정보를 취득할 수 있는 전산모듈>, <컨트롤러 또는 MP(Mark Pick-up sensor)와 통신하면서, MP에 의해 감지된 MP 감지 VCA를 취득할 수 있는 전산모듈>, <취득 완료된 크랭크샤프트 회전방향정보 및 MP 감지 VCA를 판독한 후, 판독 완료된 정보를 시동개시대상 실린더결정 기준인덱스에 정의된 시동개시대상 실린더결정 기준과 비교하여, 기 구비되어 있던 실린더 중에서 시동개시가 요구되는 특정 시동개시대상 실린더를 결정할 수 있는 전산모듈>, <시동개시가 요구되는 특정 시동개시대상 실린더가 결정되면, 해당 시동개시대상 실린더 및 MP 감지 VCA가 반영된 일련의 실린더 시동개시 통지정보를 생성하고, 생성 완료된 실린더 시동개시 통지정보를 컨트롤러 측으로 전송할 수 있는 전산모듈> 등을 체계적으로 배치 제공하고, 이를 통해, 컨트롤러 측에서 별다른 시간지체 없이, 크랭크샤프트의 회전방향, MP 감지 VCA 등을 토대로 하여 실린더의 시동을 좀더 면밀히 관리할 수 있도록 함으로써, 대형엔진 관련자(예컨대, 대형엔진 생산자, 대형엔진 소비자 등) 측에서 별다른 어려움 없이 대형엔진을 좀더 효과적으로 운영할 수 있도록 가이드 할 수 있다.
Patent KR-20130022077-A (KR)
Title: Hydrophobic valuable compounds encapsulated core-crosslinked amphiphilic polymer nano-capsules prepared using nonionic amphiphilic reactive precursors and their preparation method
Inventor: KIM JU YOUNG
IPC: A61K9/48
Filed: 2011-08-24
Abstract: PURPOSE: A nonionic amphiphilic reactive precursor is provided to form nanoparticles such as a micelle in water, and to be easily converted into a core-crosslinked amphiphilic polymer nanocapsule. CONSTITUTION: A nonionic amphiphilic reactive precursor is indicated in chemical formula 1, and simultaneously has hydrophilic segments and hydrophobic segments. In chemical formula 1, A is a material which contains a hydrophobic segment and three or more hydroxy groups; B is a material which contains two or more isocyanate groups; C is a material which contains a hydroxy group and alkoxysilane group, or an amine group and alkoxysilane group; and D is a material which contains a hydrophilic segment and two or more hydroxy groups.
Patent KR-20130022179-A (KR)
Title: Pneumatic active engine mount system and contolling method at the same
Inventor: LEE JAE CHEON
IPC: B60K5/12
Filed: 2011-08-25
Abstract: PURPOSE: A pneumatic active engine mount system and a controlling method for the same are provided to effectively reduce vibration by approving a PWM(Pulse Width Modulation) signal as a controlling signal for driving a solenoid valve. CONSTITUTION: A pneumatic active engine mount system comprises an engine mount, a vacuum tank, a solenoid valve(150), and a controlling unit(100). The engine mount is installed between an engine and a car body. The vacuum tank stores negative pressure for the engine mount. The solenoid valve delivers the negative pressure to the engine mount by opening and closing the fluid passage of the vacuum tank. The controlling unit comprises an air conditioner status determination unit(110), and gear state determination unit(120), and a RPM(Revolutions Per Minute) input unit(130). The air conditioner determination unit determines whether an air conditioner is on or off by being inputted the driving voltage of a vehicle air conditioner. The gear determination unit determines the N, D, R status of a gear according to the output value of a shift position sensor. The RPM input unit inputs the RPM of an engine. [Reference numerals] (110) Gear state determination unit; (120) Air conditioner status determination unit; (130) RPM input unit; (140) Scan mode control unit; (150) Solenoid valve; (AA) CKP signal; (BB) RPM signal; (CC) AC signal(on/off); (DD) Gear position signal(N,D,R); (EE) PWM signal
Patent KR-20130023736-A (KR)
Title: The system of cooperative editing of mind-map and the method thereof
Inventor: HEO HYUN
IPC: G06F17/24
Filed: 2011-08-29
Abstract: PURPOSE: A mind map collaborative editing system and a method thereof are provided to receive undo/redo information through a relay server and synchronize an undo/redo history stored in a terminal, thereby enabling all editors to maintain the same mind map document of a collaborative editing object. CONSTITUTION: A relay server(102) receives synchronization information transmitted from a first user terminal(302) and transmits the same to a second user terminal(304). The first user terminal performs an editing operation for a mind map document. A storage server(104) stores data for the mind map document of which the editing is completed. The relay server receives the synchronization information and transmits the same to the second user terminal. The synchronization information includes information about the editing operation performed by the first user terminal. [Reference numerals] (100) Collaborative editing system; (102) Relay server; (104) Storage server; (200) Communication network; (300) User terminal; (302) First user terminal; (304) Second user terminal
Patent KR-20130023863-A (KR)
Title: 아지무스 스러스터의 오일 순환 구조체
Inventor: LIM DEUG SOO
IPC: B63H21/38
Filed: 2011-08-30
Abstract: 본 발명은 케이싱의 내부에 구비되는 오일을 강제로 순환시켜 오일의 열교환을 통해 냉각효과를 발휘하도록 한 아지무스 스러스터의 오일 순환 구조체가 개시된다. 
본 발명은 추진을 위한 프로펠러와, 이 프로펠러와 연결되면서 케이싱안에 구비되는 회전축으로 이루어지는 추진 모듈과; 상기 추진모듈의 상부에 위치하고, 회전방향을 전환하도록 하면서 상기 케이싱과 연통되게 결합되는 하우징과, 이 하우징의 내부에 갖추어지면서 회전축으로 동력을 전달하도록 설치되는 동력전달축을 포함하여 구성되는 스티어링 모듈과; 상기 동력전달축상에 형성되면서 오일을 압송하도록 형성된 나선형 돌기부와; 상기 추진 모듈의 케이싱 내부이면서 스티어링 모듈의 하우징과 추진모듈의 케이싱 사이에 연통되도록 하면서 스티어링 모듈의 오일을 추진모듈의 케이싱으로 이동,순환시키도록 하는 순환관을 포함하여 구성된 것이다.