baber/WOPTO huggingface dataset:
Patent KR-100765952-B1 (KR)
Title: Message unification service system and method for rfid service
Inventor: SOHN SANG MOK
IPC: G06K17/00
Filed: 2006-09-25
Granted: 2007-10-12
Abstract: A message unification service system for a RFID(Radio Frequency Identification) service and a method thereof are provided to transmit exactly a response to a specific RFID message to a corresponding mobile communication terminal without transmitting RFID messages from plural mobile communication terminals at random. A message unification service system(300) for a RFID(Radio Frequency Identification) service comprises the followings: a RFID code receiving unit(310) which receives an RFID message including the Identification information of a mobile communication terminal and a RFID code; a message ID(Identification) generating unit(320) which includes the Identification information of the mobile communication terminal received by the RFID code receiving unit and generates a message ID for distinguishing the RFID message from other RFID messages; a transaction ID generating unit(330) which generates a transaction ID according a preset condition to distinguish the RFID code, wherein the transaction ID is included in the RFID message; and an information requesting and transmitting unit(340) which includes the message ID and the transaction ID, and requests RFID service information to one of an ODS(Object Directory Service) server, an OIS(Object Information Server) server, an OTS(Object Tracking Service) server, or an application providing server.
Patent KR-100826250-B1 (KR)
IPC: G06F17/00
Filed: 2006-09-25
Granted: 2008-04-29
Abstract: 전자문서의 위변조를 방지하면서 장기간 보전할 수 있는 전자문서 관리 장치 및 방법을 제시한다. 
     본 발명의 전자문서 관리 장치는, 해쉬 트리를 구성하는 각 노드에 대한 해쉬값을 계산하여 데이터베이스에 저장하는 해쉬 처리부, 해쉬 트리의 루트 노드에 저장된 해쉬값에 대하여 전자서명을 수행하는 전자서명 처리부, 해쉬 트리의 일련번호, 해쉬 트리의 깊이, 모든 리프 노드의 수, 데이터가 저장된 리프 노드의 수를 데이터베이스에 저장하고 관리하며, 생성되는 해쉬 트리를 데이터베이스에 저장하는 해쉬 트리 관리부 및 운용자의 요청에 따라 적어도 하나의 문서를 문서 일련번호와 함께 메모리에 저장하고, 문서의 일련번호 및 해쉬값을 해쉬 트리에 추가한 후 해쉬 트리의 상위 노드로부터 루트 노드까지의 해쉬값을 갱신하는 문서 저장부를 포함하여, 저렴한 비용으로 방대한 양의 전자문서를 안전하게 보관 및 관리할 수 있다. 
       
     전자문서, 해쉬 트리
Patent KR-100700026-B1 (KR)
Title: Flap valve structure of striner for water supply piping
IPC: E03B7/07
Filed: 2006-09-27
Granted: 2007-03-26
Abstract: A flap valve structure of a strainer for a water supply pipe is provided to quickly discharge foreign matters from a screen by regulating the direction of flow with a flap valve in the strainer, and to cut down expenses by reducing the working process. A strainer includes a body(10) having an inlet(14) flowing fluid in, an outlet(14) discharging fluid, upper and lower seating grooves(11,12) formed in upper and lower parts of the inlet and a hole with a female screw in a lower part(15), a flap valve(20) turned up and down around a flap valve shaft(21) to regulate the direction of flow and placed in the upper and lower seating grooves to adjust the turning gap, a screen(30) formed in the outlet to filtrate foreign matters from fluid, and a drain pipe(40) having a male screw combined with the female screw of the body and a valve(41) discharging foreign matters from the screen in operating the flap valve. Fluid is moved up along the flap valve, and foreign matters from the screen are discharged by opening the valve of the drain pipe.
Patent KR-100755216-B1 (KR)
IPC: B25F5/00
Filed: 2006-09-29
Granted: 2007-09-04
Abstract: (과제) 공기압식 왕복운동 공구에 있어서, 선단에 유지된 공구에 횡 하중이 가해져도 원활한 왕복운동을 할 수 있도록 한다.   
     (해결 수단) 하우징 (12) 내에서 그 하우징의 후단측으로부터 전방으로 연장되는 고정 샤프트 (14) 와, 고정 샤프트를 따라 슬라이딩 가능하게 된 통 형상의 제 1 피스톤 (18) 과, 제 1 피스톤의 전단측에 설치된 제 2 피스톤 (20) 과, 제 2 피스톤에 구동 연결된 공구 유지 부재 (22) 와, 고정 샤프트를 통과하고, 제 1 및 제 2 피스톤간에 압축 공기를 공급하는 압축 공기 공급로를 갖는다.     제 1 피스톤 (18) 이, 고정 샤프트의 외주면에 슬라이딩 걸어맞춰진 내주면을 갖는 제 1 통 형상 부재 (18a) 와, 제 1 통 형상 부재와 그 축선 방향에서 정합되고, 제 2 피스톤과 슬라이딩 걸어맞춰져 있는 제 2 통 형상 부재 (18b) 와, 제 1 및 제 2 통 형상 부재 사이에 설정되고, 그들 사이의 밀봉을 도모하는 O 링을 갖는다.
Patent KR-100786682-B1 (KR)
Title: Diffuser and ventilating apparatus having the same and operation control method of ventilating apparatus
Inventor: KIM JEE YONG
IPC: F24F7/04
Filed: 2006-09-29
Granted: 2007-12-21
Abstract: A diffuser having a sensor for detecting flow rate of the diffuser is provided to control flow rate of air in a space independently without influencing flow rate of other diffusers and to minimize the fluctuation of flow rate in other space by changing an rpm of a fan corresponding to the flow rate of each diffuser. A diffuser has a controller for adjusting flow rate of a diffuser, a sensor for detecting adjusted flow rate, a communication unit for transmitting sensed flow rate to a ventilation apparatus through a data communication cable. The ventilation apparatus connected to diffusers having the sensor at each diffuser includes a fan to generate amount of flow to supply air to plural diffusers through a duct by controlling an rpm of the fan corresponding to the flow rate of each diffuser. A method of controlling operation of the ventilation apparatus includes a step(S102) of deciding whether flow rate of at least one out of plural diffusers has been adjusted, a step(S104) of transmitting adjusted position of the flow rate to the ventilation apparatus if the flow rate of a diffuser has been adjusted, and a step(S106) of controlling an rpm of the fan corresponding to the flow rate of each diffuser.
Patent KR-101217666-B1 (KR)
IPC: G02F1/136
Filed: 2006-10-24
Granted: 2013-01-02
Abstract: 본 발명은 박막트랜지스터 액정표시장치에 관한 것으로써, 특히 기판과, 상기 기판 상에 일 방향으로 각각 평행하게 이격하여 구성된 다수의 게이트 배선과, 상기 게이트 배선 각각에 대응하여 일 끝단에 구성된 다수의 게이트 패드와, 상기 이웃한 게이트 패드의 일부와 그 이격 공간을 노출하는 콘택홀과, 상기 콘택홀을 통해 상기 게이트 패드와 각각 접촉하는 게이트 패드 전극과; 
     	상기 게이트 배선과 수직하게 교차하여 화소 영역을 정의하며, 일 끝단에 다수의 데이터 패드를 갖는 데이터 배선과, 상기 이웃한 데이터 패드의 일부와 그 이격 공간을 노출하는 콘택홀과, 상기 콘택홀을 통해 상기 데이터 패드와 각각 접촉하는 데이터 패드 전극과, 상기 게이트 배선과 상기 데이터 배선이 교차하는 위치에 구성된 박막트랜지스터와, 상기 박막트랜지스터와 연결되며, 상기 화소 영역에 대응하여 구성된 화소 전극을 포함하는 것을 특징으로 한다.
Patent KR-100804730-B1 (KR)
Title: Oil pump
Inventor: KWON HYUK IN
IPC: F04C29/02
Filed: 2006-10-25
Granted: 2008-02-19
Abstract: A power-saving type oil pump is provided to directly and partially introduce oil into a rotary chamber via a space part instead of passing through an oil suction path for controlling an excessively supplied bypass oil amount at a high rpm of an engine, thereby reducing power consumption at the high rpm. A power-saving type oil pump includes an oil channel(151) facing an oil suction path at a surface of a space part(150), so that oil supplied to an oil supply path(120) is partially introduced into the oil channel via bypass holes(141,142) and then the oil is introduced into the space part, when pressure of the oil supply path is increased by excessive oil supply. An oil inlet path(153) is formed facing a rotary chamber(130) at a surface of the space part and connects the space part to the rotary chamber for passing the oil introduced into the space part via the oil bypass circuit to the rotary chamber. A bypass path(132) is formed on a sealing surface(131) of the rotary chamber with a stepped difference for the oil to flow in the rotary chamber.
Patent KR-100794368-B1 (KR)
Title: Median strip composed of frp, scrapped tire, waste material
Inventor: CHO SUNG IL
IPC: E01F15/00
Filed: 2006-10-31
Granted: 2008-01-15
Abstract: A shock absorbing device composed of a waste material containing waste tires, and glass fiber reinforced plastics(FRP) is provided to reduce human and vehicle damage with increased shock absorbing efficiency by manufacturing a body of the shock absorbing device with an FRP(Fiber Glass Reinforced Plastic) molded article. A body of a shock absorbing device(100) is manufactured with an FRP(Fiber Glass Reinforced Plastic) molded article except for center space holes(40) of the waste tire. Industrial waste is filled at the lower side in the FRP molded article to apply the weight. Vane rotary wings(42) are placed in the space holes of the waste tire to rotate the rotary wings on the rotary shaft, to generate power, to store the power in a storage battery, and to increase luminous intensity by connecting power to light emitting members(44) installed at an upper part of the shock absorbing device.
Patent KR-100881422-B1 (KR)
IPC: H04M3/54
Filed: 2006-11-02
Granted: 2009-02-05
Abstract: 본 발명은 모든 국번 대역의 가상 번호를 이용하여 호 처리하는 방법 및 그 장치에 관한 것이다.  이 방법에서 홈 위치 등록기는 착신 가입자가 가상 번호 서비스 가입자인 경우 착신 번호를 지능망으로 라우팅시킨다.  지능망은 라우팅된 착신 번호에 대응되는 실제 번호를 추출하여 실제 번호에 해당하는 착신 가입자로 착신 처리를 수행한다.  본 발명에 따르면, 모든 국번 대역에 가상 번호를 부여할 수 있으므로 보다 많은 수의 가입자를 확보할 수 있다.  또한, 모든 국번 대역에 가상 번호를 부여함으로써 가상 번호 여부를 인지할 수 없어 실제 번호와 같은 효과를 발휘한다.  따라서, 가상 번호 서비스에 대한 신뢰가 향상되어 보다 많은 가입자를 흡수할 수 있다.  
       
     가상 번호, 모든 국번대역, 실제 번호, 지능망, 지능망 서비스 교환기, 지능망 서비스 제어기
Patent KR-100800085-B1 (KR)
Title: Device for providing prepaid accounting in mobile network and method thereof
Inventor: LEE SUNG HO
IPC: H04M15/00
Filed: 2006-11-06
Granted: 2008-01-31
Abstract: An apparatus for processing a prepaid billing operation in a mobile communication network and a method thereof are provided to solve a problem that a service is billed after the service is provided in the conventional method by extracting and copying a partial packet of a service traffic, calculating billing information by using the extracted packet, comparing the billing information with the balance prepaid, and determining whether a service is stopped or not. An apparatus for processing a prepaid billing operation in a mobile communication network comprises a storage unit(231), a packet collector(232) and a service controller(233). The storage unit(231) stores information on a subscriber who prepays a fare wherein the information on the subscriber includes bill calculation criterion information and the balance prepaid matched with content data or content services. The packet collector(232) extracts a partial specific packet from packet data received from a user terminal or transmitted to a user terminal. The service controller(233) transmits availability of a prepaid bill service to a corresponding content providing server on the basis of estimated billing information generated from the bill calculation criterion information and the information on the subscriber by using the extracted or copied partial specific packet.
Patent KR-101140713-B1 (KR)
IPC: F24F1/00
Filed: 2006-11-20
Granted: 2012-05-03
Abstract: 토출구의 커버부재 및 그 주위에 이슬이 맺히는 현상을 방지할 수 있도록 한 천장형 공기조화기를 개시한다. 이 공기조화기는 토출구를 갖춘 천장패널과, 토출구의 일부를 가리기 위해 토출구 쪽에 설치되는 커버부재를 포함하고, 커버부재는 이슬 맺힘 방지를 위해 그 단부로부터 공기의 토출방향으로 연장된 유동안내부를 포함한다.
Patent KR-100762254-B1 (KR)
Title: Stack assembling press of a fuel cell
Inventor: LEE YOUNG KI
IPC: H01M8/02
Filed: 2006-11-21
Granted: 2007-10-04
Abstract: A press for assembling a fuel cell stack is provided to facilitate formation of a fuel cell, to allow conveyance to a correct position, to allow uniform supply of a pressure onto an upper plate and a lower plate of a stack, and to permit use of a small-stroke hydraulic cylinder. A press for assembling a fuel cell stack comprises: a conveying unit including guide bars disposed at both sides thereof and a conveying plate having a screw bar at the center thereof; a longitudinal conveying unit comprising screw bars(33,34) fixed between a table, on which a stack guided by the conveying unit is mounted, and an upper fixing plate and installed along the diagonal direction of the table, and a guide bar; and a pressurizing unit(40) guided by the longitudinally conveying unit and applying a hydraulic pressure to the stack by way of a multi-stage pressure transfer medium on a plate(42) equipped with a hydraulic cylinder(41).
Patent KR-100805084-B1 (KR)
Title: Apparatus for cooling quickly water put in bag in box
Inventor: YOON HEE JONG
IPC: F25D31/00
Filed: 2006-11-21
Granted: 2008-02-20
Abstract: A quick cooling device for a liquid container is provided to supply refrigerant to an inner surface of a cooling chamber defined by a hemispherical cooling plate via a refrigerant circulation path instead of circulating the refrigerant through a closed cycle, thereby achieving rapid diffusion and evaporation of the refrigerant in the cooling chamber. A quick cooling device for a liquid container includes a heat exchange unit for carrying out heat exchange through compression, expansion and evaporation of refrigerant, and a cooling plate(12) for keeping cooling heat cooled by the heat exchange of the heat exchange unit. The cooling plate is in the hemispherical shape having a center portion recessed toward an inside of a liquid container(P) for forming a cooling chamber(13) and increasing a direct contact area for the liquid container. A refrigerant circulation path(30) connecting an expansion valve(24) to an evaporator is inserted into the cooling chamber so that an end of the refrigerant circulation path is exposed to the inside of the cooling chamber.
Patent KR-100732475-B1 (KR)
Title: Pipeline direction changeable combine structure for manhole with pipe
Inventor: CHO JU YUB
IPC: E03F5/02
Filed: 2006-11-21
Granted: 2007-06-28
Abstract: A direction changeable manhole-pipe coupling structure is provided to couple a manhole body and a pipe strongly by increasing fastening strength, to prevent the leakage of water by securing high watertightness, and to bear up against external force and to prevent the separation of a cover from a manhole body by increasing durability. The direction changeable manhole-pipe coupling structure contains a pipe(200), a pipeline connection(21) formed on a side wall of a manhole body(20) to connect with the manhole body, fitted with the front end of the pipe to house the front end of the pipe and provided with two or more ends(21a,21b), an anchor(50) buried under the outermost end of the pipeline connection and adhered closely to the pipeline connection, a rubber packing(60) composed of a joint provided with a fastening hole fitted to the anchor and inserted to the pipe and contacted to the outermost end of the pipeline connection, a fastener(80) compressing the pipe and the rubber packing to the pipeline connection via the fastening hole of the rubber packing and coupled to the anchor, and a flange portion(120) composed of a left flange(121) connected to the pipe and provided with an incline plane inclined downward in the longitudinal direction, a right flange(122) corresponded to the incline plane of the left flange and provided with an incline plane inclined upward in the longitudinal direction, and joints(123,123') provided with many joint holes(124) on the circumferential surface and formed on each incline of the right and left flanges to couple the joint hole by a fastener(126) to connect the right and left flanges, wherein the right flange is coupled in a straight line with the left flange or at a fixed angle to change a pipeline.
Patent KR-101120289-B1 (KR)
IPC: G02F1/1335
Filed: 2006-11-22
Granted: 2012-03-06
Abstract: OS 구동 방법을 적용한 경우의 고화질의 동화상 표시가 가능한 배향 분할 수직 배향형 액정 표시 장치를 제공한다.  본 발명의 장치는, 각각이 제1 전극(11), 제1 전극에 대향하는 제2 전극(12), 제1 전극과 제2 전극의 사이에 설치된 수직 배향형 액정층(13)을 갖는 복수의 화소를 구비한다.  본 장치는, 액정층의 제1 전극측에 설치되고 제1 폭 W1을 갖는 제1 배향 규제 수단; 액정층의 제2 전극측에 설치되고 제2 폭 W2를 갖는 제2 배향 규제 수단; 및 제1 배향 규제 수단과 제2 배향 규제 수단의 사이에 규정되어 제3 폭을 갖는 액정 영역을 포함한다.  제3 폭 W3은 2㎛과 14㎛ 사이의 범위에 있다. 
       
     액정 표시 장치, 전극, 수직 배향형 액정층, 화소, 배향 규제 수단
Patent KR-100756297-B1 (KR)
Title: Mat made the pattern and its manufacturing method
Inventor: NO HYANG SOON
IPC: B28B1/16
Filed: 2006-11-23
Granted: 2007-09-13
Abstract: A mat with patterns and a manufacturing method thereof are provided to insert a notice message and to improve the exterior shape of the mat by forming various patterns on a surface layer. A method for manufacturing a mat with patterns comprises the steps of: mixing a mat forming material colored in advance by a pigment, and an adhesive agent and then pouring the mixture into a lower mold(10); mixing the pigment by completely bonding the mat forming material by heating the lower mold; obtaining a surface layer(50) colored with the pigment by separating the mold; forming a surface layer(51) cut in the predetermined thickness, by horizontally cutting the surface layer in the thickness of 5~10mm; forming surface layers(52,53) having embossed and engraved patterns by cutting the surface layer in a specific pattern by a pattern forming cutting unit; inserting the surface layer having the embossed or engraved pattern into the mold and pouring the mat forming material colored by coating or non-colored particle for applying color on the mat, to the embossed or engraved part corresponding to the inserted surface layer; forming a particle layer(30) colored by coating or a non-colored particle layer(40) by pressing the colored mat forming material or the non-colored particle, by an upper mold(20); forming an adhesive layer(60) by applying an adhesive agent; and coloring the inside with the pigment by pouring the mat forming material and then pressing the input material by the upper mold with applying heat to the mold.
Patent KR-100668253-B1 (KR)
Title: Fixing implement for terminal box of apartment house
Inventor: LEE CHUN BAE
IPC: H01R13/73
Filed: 2006-11-28
Granted: 2007-01-16
Abstract: A fixing element for a terminal box of a building is provided to easily fix the terminal box irrespective of different widths and lengths of reinforcing rods and securely maintain the state of the terminal box fixed to the reinforcing rods. A fixing element for a terminal box includes a fixing frame(10) and a terminal box case(20). The fixing frame includes a pair of vertical frames(11a,11b), a horizontal frame set between the vertical frames, fixing members(15) disposed at the top and bottom ends of the vertical frames, and retaining members(16) attached to the vertical frames using hinges. Springs(13) are inserted into the top and bottom ends of the vertical frames and expandable fixing bars(12) are set in the vertical frames. Springs(17) are inserted into the retaining members so that the retaining members are expandable. The terminal box case has a receiving space(21). A plurality of wire insertion holes(22) is formed at each face of the terminal box case, and hooks(23) are protruded from the left and right sides of the terminal box case and caught by the retaining members of the fixing frame.
Patent KR-100819917-B1 (KR)
Title: Same phase connecting device for epoxy molded load break switch
Inventor: HEO DONG KU
IPC: H02B13/025
Filed: 2006-12-06
Granted: 2008-04-10
Abstract: A phase coupling device for an epoxy molded load break switch is provided to maximize utility and compatibility by implementing a three-way and a four-way at a phase coupling device. A phase coupling device for an epoxy molded load break switch includes phase coupling units(100), and a linear connection unit(200). The phase coupling units are arranged to be coupled to the same phase of each circuit separated from the epoxy molded load break switch. The linear connection unit is arranged between the phase coupling units, and is assembled to couple the phase coupling units at a predetermined interval. An insulated closing unit is assembled on an open-end of the phase coupling unit which is coupled along an arrangement direction of the linear connection unit. The insulated closing unit which insulates and seals the phase coupling unit is assembled by a stud bolt.
Patent KR-100820916-B1 (KR)
Title: Remote non-thermal plasma peactor
Inventor: CHA MIN SUK
IPC: H01L21/3065
Filed: 2006-12-14
Granted: 2008-04-11
Abstract: A remote low-temperature plasma reactor is provided to form low-temperature plasma and to minimize electrical shock on a surface to be processed by using a dielectric plate having a U-shape and a ground electrode for effectively absorbing high-voltage electric field. A dielectric plate(10) has a groove of a U-shape. A metal electrode(20) is coated on an inner surface of the dielectric plate. A protective insulating coating material(30) is coated on a surface of the metal electrode for protecting and insulating the surface of the metal electrode. A ground electrode groove is formed on a lower of the dielectric plate. A ground electrode(50) is coated on the ground electrode groove. An insulating coating material(40) is coated on a surface of the ground electrode. The dielectric plates are arranged at regular intervals to generate plasma. A cooling water flows on an upper of the protective insulating coating material of the dielectric plate in order to control the temperature of the plasma and to improve durability of a plasma reactor.
Patent KR-100836782-B1 (KR)
Title: System and method for guiding bus arrival information
Inventor: LEE DONG KYU
IPC: G08G1/123
Filed: 2006-12-14
Granted: 2008-06-10
Abstract: A method and a system for providing bus arrival information are provided to extend the coverage of the classes of people who use a bus arrival information guidance service without manipulating a wireless terminal device to transfer relevant information. When a user approaches his/her credit card to a bus route guide board at a bus stop, a card reader of the bus route guide board reads a credit card identifier such as a credit card number from the credit card(S31). A reader controller transmits the read credit card number and a stop identifier stored in the card reader to an arrival information guidance server(S32). A receiving unit of the arrival information guidance server receives the credit card number and the stop identifier, and a controller extracts a phone number of a corresponding user wireless terminal device from a data server with reference to the credit card number(S33). The controller extracts but location information of every corresponding bus route number from the data server with reference to the stop identifier(S34), and calculates an operation time up to a stop based on each extracted bus location information(S35). The controller transmits an SMS(Short Message service) or a callback message related to every route number, its corresponding bus location information and operation time to enable a user to be connected to a WAP(Wireless Application Protocol) page(S36).
Patent KR-100922751-B1 (KR)
IPC: C09K11/55
Filed: 2006-12-15
Granted: 2009-10-22
Abstract: 본 발명은 우수한 휘도 및 색순도를 갖는 플라즈마 디스플레이 패널을 제공하기 위해서, 서로 이격되어 대향하도록 배치되는 전면기판 및 배면기판;과 상기 전면기판 및 배면기판 사이의 공간을 복수개의 방전셀들로 구획하는 격벽들;과 상기 각 방전셀들의 주위에 배치되어 방전을 일으키는 복수개의 전극들;과 상기 방전셀들의 내부에, 하기 화학식 1을 갖는 형광체로 도포된 하나 이상의 청색 형광체층; 및 청색 안료로 착색된 광 투과층; 을 구비한 플라즈마 디스플레이 패널을 제공한다. 
     <화학식 1> 
     Ba 1-x-y Sr y Mg p Al q O r :Eu x , 
     상기 화학식 1 중,  
     0.001≤x≤0.1이고, 0.021≤y≤0.3이고; p=1, q=10, r=17이거나, p=1, q=14, r=23이다.
Patent KR-100822548-B1 (KR)
Title: Side mirror having rear view lamp with function of puddle lamp
Inventor: HWANG HYOK JOO
IPC: B60R1/06
Filed: 2006-12-20
Granted: 2008-04-16
Abstract: A side mirror equipped with a rear view lamp having a function of a puddle lamp is provided to allow one light source to perform a puddle lamp function and the illumination operation of a rear view lamp, so that the installation cost and the outer appearance are improved. A lamp lens housing includes a rotational fixture groove used to fix a rotational shaft of a reflector and a guide groove formed to prevent a reflector(15) from being separated in the rotation of the reflector. A light emitting part(18) generates light. The reflector reflects the light of the light emitting part in a ground-surface direction or in a rear direction. A rotational shaft is fixed to the housing to rotate the reflector. A pinion gear drives the reflector. A gear box includes a driving part used to drive the pinion gear. A stopper stops the rotation of the reflector. A motor(14) generates power to be delivered to the rotational shaft and the driving part. A lamp lens is coupled to the housing to prevent contaminant or moisture from being introduced. A power supply part(8) supplies power to the motor and the light emitting part. A door open state detector(2) detects the open of the door. A reverse gear detector(4) detects the input of the reverse gear. Further, a rack gear is formed at one side of the reflector.