baber/WOPTO huggingface dataset:
Patent KR-100766749-B1 (KR)
Title: An apparatus and method for treatment waste gas contains perfluoro compounds
Inventor: LEE DONG CHE
IPC: B01D53/26
Filed: 2006-08-16
Granted: 2007-10-12
Abstract: A method and an apparatus for treating exhaust gas are provided to improve the efficiency of treatment of exhaust gas, by using alumina-based catalysts so as to decompose effectively perfluoro compounds. An exhaust gas inducing unit(10) induces exhaust gas containing perfluoro compounds. A heat exchanging unit for preheating(20) preheats the induced gas. A steam supply unit(30) supplies steam to the preheated exhaust gas. A combusting unit(40) heats the exhaust gas and a catalyst layer at a temperature of 400-800°C. A reacting unit(50) has the catalyst layer for decomposing the heated exhaust gas. A heat exchanging unit for cooling(60) cools the exhaust gas passed by the reacting unit. A soluble gas treating unit(70) removes soluble gas from the exhaust gas passed by the heat exchanging unit for cooling. A moisture treating unit(80) removes moisture from the exhaust gas passed by the soluble gas treating unit.
Patent KR-100790462-B1 (KR)
Title: Temperature detection system of power cables
Inventor: PARK KI JU
IPC: G08B25/00
Filed: 2006-08-18
Granted: 2008-01-02
Abstract: A temperature detection system of a power cable is provided to prevent a fire caused by overheating and an electric leakage by exactly checking the abnormal state of the power cable through a temperature sensor and an alarm. In a temperature detection system of a power cable, a thermal contact alarm is composed of a sensor communication control unit(11) controlling data communication between a temperature sensor(10) and the alarm; an operating unit(40) setting a temperature range or temperature rise rate that is a reference for generating an alarm by a user and inputting or deleting ID(Identification) addresses of each temperature sensor; a data storing unit(30) storing a set value of a user and the ID addresses of each temperature sensor; a display unit(50) displaying the set value inputted from the operating unit and a temperature value detected by the temperature sensor, on a display part; an alarm unit(70) generating an alarm if the detected temperature is over a set temperature range or the temperature rise rate exceeds the pre-set temperature rise rate; a CPU(20) controlling each unit; and a power supply unit(80) supplying power to the alarm.
Patent KR-100650529-B1 (KR)
Title: Breakwater which tide stream can go in and out
Inventor: KO JIN SEOK
IPC: E02B3/06
Filed: 2006-08-21
Granted: 2006-11-30
Abstract: A seawater inflow type breakwater is provided to improve ecological conditions under the water by preventing the movement of concrete blocks caused by seawater by fixing with coupling bolts and nuts and making fishes inhabit in concrete blocks. A seawater inflow type breakwater(700) is formed by fixing a footing plate(200) on a lower structure(100), fixing many concrete blocks(300) on a fixing part of the footing plate using coupling bolts(500) and nuts(550), and putting a cover plate(400) on the top of the concrete blocks and fixing with coupling bolts and nuts. Hereon the footing plate contains a body inclined toward both width directions and provided with many coupling holes to penetrate coupling bolts; the concrete block contains a circular hole, a triangular hole(320) and a fish way hole(330) to make sweater flow in and out and fishes move through; and the cover plate contains an inner supporter, an end projection and coupling holes.
Patent KR-100806861-B1 (KR)
Title: A traffic guide boundary stone
Inventor: KWON YOUNG TAG
IPC: E01C11/22
Filed: 2006-09-14
Granted: 2008-02-22
Abstract: A traffic guide boundary stone is provided to distinguish a footway from a driveway at night by installing a long groove on one side of the boundary stone and coating the luminous material on the groove. A plurality of projections(110) are formed on a traffic guide boundary stone(100). A long groove(120) is formed on one side of the boundary stone. A luminous material is coated on the groove. Other grooves are formed at the side of the boundary stone and displaying objects are formed in the grooves. The displaying objects are inclined to the traveling direction of the vehicle for the side of the boundary stone.
Patent KR-101128806-B1 (KR)
IPC: H04N7/08
Filed: 2006-09-25
Granted: 2012-03-23
Abstract: 본 발명은 교통정보를 수신하는 방법 및 장치, 그리고 제공하는 방법에 관한 것이다. 
     본 발명은 수신한 교통정보의 버전 정보를 독출하는 단계; 상기 독출된 버전 정보와 저장된 교통정보의 버전 정보가 일치하는지를 판단하는 단계; 상기 판단결과 상기 버전 정보가 일치하지 않는다고 판단된 경우 상기 교통정보를 디코딩하는 단계를 포함하는 교통정보 수신 방법을 제공하는 데 특징이 있다. 
     본 발명의 의하면, 정보가 변경되지 않았음에도 전송되는 교통정보를 디코딩하지 않고, 필요한 교통정보만을 디코딩하여 사용자에게 제공할 수 있으므로 불필요한 교통정보를 디코딩함으로써 발생하는 전력 낭비를 방지할 수 있다. 
     또한, 본 발명에 의하면, 불필요한 교통정보를 디코딩하면서 데이터 처리 속도가 느려지는 것을 방지할 수 있다. 
       
     TPEG, 버전 번호, 인덱스, 전송 프레임, 서비스 컴포넌트
Patent KR-100836188-B1 (KR)
IPC: G01N30/00
Filed: 2006-09-28
Granted: 2008-06-09
Abstract: 본 발명은 가스 크로마토그래프 자동 제어 장치와 데이터 통합 분석 프로그램 및 데이터 통합 분석 방법에 관한 것으로서, 가스 크로마토그래프에 위치 정보를 얻을 수 있는 위성 항법 장치 모듈을 통하여 실시간 분석 농도에 따른 위치 추적이 가능하며, 측정된 데이터는 표준 가스로 검량되어 보정 농도 데이터 및 위치 정보를 표시하고, 위, 경도 좌표에 차이를 두어 통합 자료를 표시 가능하게 하며, 사용자의 지정 횟수만큼 측정이 반복되는 연속 측정 모드와 시린지를 이용한 1회성 측정 모드, 표준 가스를 측정하는 검량 모드로 이루어져 각각의 모드를 자동 분석 가능하도록 구성되는 가스 크로마토그래프 자동 제어 장치와 데이터 통합 분석 프로그램 및 데이터 통합 분석 방법을 제공하기 위한 것으로서, 그 기술적 구성은 가스 크로마토그래프의 자동분석 제어 및 데이터 통합분석을 위한 가스 크로마토그래프 자동 제어 장치에 있어서, 교류 전원을 직류 전원으로 변환시켜 전원을 공급하는 스위칭 모드 파워 서플라이; 장착된 GPS 안테나로부터 신호를 수신하여 디지털 데이터로 변환시키는 GPS 신호 변환기; 상기 GPS 신호 변환기의 신호를 수신하여 PC와 통신하는 GPS 통신 모듈; 유속계의 신호를 디지털 신호로 변환시켜 PC와 통신하는 제1 데이터 획득 보드; PC 통신으로 밸브를 제어하기 위하여 구비되는 제2 데이터 획득 보드; 가스 크로마토그래프 신호를 디지털로 변환하여 PC와 통신하는 제3 데이터 획득 보드; 및 상기 제2 데이터 획득 보드에서 밸브를 작동시키기 위한 신호를 증폭시키는 릴레이 보드;를 포함하여 이루어지는 것을 특징으로 한다. 
     
     가스 크로마토그래프(Gas Chromatograph), 연속 자동 분석, 데이터 통합 분석, 위성 항법 장치(GPS: Global Positioning System), 밸브, 유속측정, 표준가스 검량, 연속주입 시료 분석, 시린지 시료 분석
Patent KR-100809102-B1 (KR)
Title: Makers for the diagnosis of susceptibility to lung cancer using survivin gene and method for predicting and analyzing susceptibility to lung cancer using the same
Inventor: PARK JAE YONG
IPC: C12N15/09
Filed: 2006-09-28
Granted: 2008-03-04
Abstract: A marker for diagnosing lung cancer, a kit and a microarray therefor, and a method for predicting and determining susceptibility to lung cancer are provided to find out the possibility of being endangered by the lung cancer by sorting out genetic disposition based on polymorphism of a survivin gene, thereby being usefully used for predicting and determining the lung cancer. A marker for diagnosing susceptibility to lung cancer consists of at least one polynucleotide selected from the group consisting of a polynucleotide which consists of 20-100 DNA sequences having a 479th base of SEQ ID : NO. 1(-31st base from a translation starting point of a survivin gene), the 479th base G being substituted with C, a polynucleotide which consists of 20-100 DNA sequences having a 343rd base of SEQ ID : NO. 3(9194th gene from the translation starting point of the survivin gene), the 343rd base G being substituted with A, and a complimentary sequence thereof. A kit for diagnosing susceptibility to lung cancer comprises a primer amplifying the polynucleotide including the 479th base of the SEQ ID : NO. 1 or the 343rd base of the SEQ ID : NO. 3, wherein the primer is at least one primer selected from the group consisting of SEQ ID : NOs. 7 to 8, SEQ ID : NOs. 15 to 16, and SEQ ID : NOs. 23 to 29. A microarray for diagnosing lung cancer comprises at least one of the polynucleotides. A method for predicting and determining susceptibility to lung cancer comprises the steps of: (a) obtaining a nucleic acid sample from a test body; (b) amplifying at least one polymorphism selected from the group consisting of the 479th base of the SEQ ID : NO. 1(-31st base from the translation starting point of the survivin gene), a 125th base of SEQ ID : NO. 2(-625th base from the translation starting point of the survivin gene), the 343rd base of the SEQ ID : NO. 3(9194th base from the translation starting point of the survivin gene), and a 298th base of SEQ ID : NO. 4(9809th base from the translation starting point of the survivin gene); and (c) determining the base of the amplified polymorphism portion to analyze the danger of the lung cancer generation.
Patent KR-100807475-B1 (KR)
Title: Washbowl electrically going up and down
Inventor: PARK KYUNG SU
IPC: E03C1/328
Filed: 2006-10-09
Granted: 2008-02-25
Abstract: A washbowl automatically going up and down is provided to lift up and down the washbowl according to the statute of a user by measuring distance of an object and controlling the lifting height of the washbowl through a distance sensor. A washbowl automatically going up and down comprises a washbowl body(110), a motor assembly(120), a power transfer unit(140), and a distance sensor. The motor assembly is assembled with the washbowl body to generate the rotation driving force necessary for the lifting up and down the washbowl body. The power transfer unit includes a rod worm gear(141) rotated at a rotary shaft of the motor assembly, and a cylindrical supporting rod(143) engaged with the worm gear. The distance sensor measures the distance of the object and controls the lifting height of the washbowl body. The motor assembly has a reducer to reduce rpm of the rotary shaft.
Patent KR-100800512-B1 (KR)
Title: Method for manufacturing the light guide sheet
Inventor: LEE WEON WOONG
IPC: G02F1/13357
Filed: 2006-10-10
Granted: 2008-02-04
Abstract: A light guide sheet manufacturing method is provided to simplify a lamination process in forming a backlight unit by integrating a light guide plate and a reflecting plate. A light guide sheet manufacturing method is composed of steps for extrusion-molding an optical film(214) with flexibility; applying resin on one surface of the optical film; forming patterns by pressing the optical film by pattern forming rolls(230a,230b); and hardening the optical film having the patterns. The shape of the optical film is controlled by a shutter(212) of an extrusion molding machine(210). Thickness of a thinnest part of a light guide sheet(244) is 126 um to 1 mm. The optical film is made of polymer selected from PC(Polycarbonate), PET(Polyethylene Terephthalate), PE(Polyethylene), and PEN(Polyethylene Naphthalate).
Patent KR-100845774-B1 (KR)
IPC: G11C11/406
Filed: 2006-10-13
Granted: 2008-07-14
Abstract: 본 발명의 반도체 메모리 장치는, 올 뱅크 프리차지 명령에 응답하여 번-인 제어 신호 및 번-인 프리차지 신호를 출력하는 신호 생성 수단; 및 상기 번-인 제어 신호와 상기 번-인 프리차지 신호에 응답하여 제 1 전압 또는 상기 제 1 전압보다 낮은 제 2 전압 중 어느 하나를 워드라인에 공급하는 전압 제어 수단;을 포함한다. 
       
     번-인 제어 신호, 제 1 프리차지 신호, 제 2 프리차지 신호, 액티브 딜레이 신호
Patent KR-100794246-B1 (KR)
Title: Shed roof having water-proof and insulation using hyurethane mortar
Inventor: KIM KWANG SIK
IPC: E04D11/02
Filed: 2006-10-24
Granted: 2008-01-11
Abstract: An insulation and waterproof structure of a slope roof using a hyurethane top mortar is provided to make the roof of the structure waterproof and insulated, and to increase durability of the structure by bonding a waterproof sheet and an insulating sheet on the slope roof. An insulation and waterproof structure of a slope roof comprises a waterproof sheet(20), an insulating sheet(30), and a hyurethane top mortar(40). The waterproof sheet is bonded on the slope roof of an RC structure and a steel made structure(10'') which is surface-treated by a plywood(11) with predetermined thickness to make the roof of the construction waterproof. The insulating sheet is bonded on the waterproof sheet with predetermined thickness to insulate the roof of the construction. The hyurethane top mortar is integrally bonded with a metering waterproof sheet, a urethane, a stone color, and a transparent coating on the insulating sheet.
Patent KR-100756229-B1 (KR)
Title: Array tester
Inventor: KIM HEE GEUN
IPC: G02F1/13
Filed: 2006-10-26
Granted: 2007-09-07
Abstract: An array test apparatus is provided to prevent the static electricity from being generated relating to the panel before and after the test of the panel. A loading member(110) has a loading plate for transferring a panel to be tested to a test plate. A test member(120) is arranged at a side of the loading member and has a transparent test plate for testing an electrical defect of the panel loaded from the loading member. An unloading member(130) is arranged at a side of the test plate of the test member and has an unloading plate for transferring the test completed panel. A test module(140) includes a light source arranged at the front or rear direction of the panels located at the test member, a modulator and a defect detecting member sequentially arranged with the panel as the reference and detects the existence of the electric defect in an electrode of the panel according to the amount of light via the modulator. An anti-static member(150) inhibits the generation of static electricity between the test plate and the panel and supplies positive or negative ions between the test plate and the panel in order to remove the generated static electricity.
Patent KR-100843495-B1 (KR)
IPC: G06F1/00
Filed: 2006-10-27
Granted: 2008-07-04
Abstract: 일실시예에 있어서, 컴퓨터 시스템에서 RFID 태그로부터 서비스 데이터를 수신하는 방법, 장치, 시스템 및 신호 보유 매체가 제공된다.  서비스 데이터는 컴퓨터 시스템이 파워 오프되어 있는 동안에 RF 송신기에서 RFID 태그로 전송된다.  RFID 태그는 태그 메모리 및 안테나를 포함하고, RFID 태그는 컴퓨터 시스템에 부착된다.  다른 실시예에서, 컴퓨터 시스템은 서비스 데이터를 RFID 태그로 전송하고, 서비스 데이터는 컴퓨터 시스템이 파워 오프되어 있는 동안에 RFID 태그로부터 안테나를 통해 RF 스캐너에 의해 수신된다.  다양한 실시예에서, 서비스 데이터는 컴퓨터 시스템 또는 컴퓨터 시스템 내의 제품을 식별한다.  다른 실시예에서, 서비스 데이터는 컴퓨터 시스템과 연관된 로그 정보를 포함한다.  이러한 방식으로, 일 실시예에서, 컴퓨터 시스템이 파워 오프되어 있는 동안에도, 핵심 제품 서비스 데이터 및 로그 정보와 같은 컴퓨터 시스템과 연관된 서비스 데이터가 액세스될 수 있으며, 갱신될 수 있다.   
       
     컴퓨터 시스템, 서비스 데이터, RFID 태그, VPD
Patent KR-100761085-B1 (KR)
Title: Organic thin film transistor, fabricating method of the same, organic light emitting display device including the same
Inventor: YANG NAM CHOUL
IPC: H01L29/786
Filed: 2006-11-10
Granted: 2007-09-21
Abstract: An organic TFT(Thin Film Transistor) and a manufacturing method thereof, and an organic light emitting display device with the same are provided to reduce remarkably the contact resistance between an organic semiconductor layer and source/drain electrodes and to embody clear exact images by improving a hole transportation using a mixed layer of an organic material and a metal oxide. A gate electrode(210) is formed on a substrate(200). A gate insulating layer(220) is formed along an upper surface of the resultant structure. Source/drain electrodes(230) spaced apart from each other are formed on the gate insulating layer. A mixed layer(240) is formed on the source/drain electrodes, wherein the mixed layer contains an organic material and a metal oxide. A P type organic semiconductor layer(250) is formed on the substrate including the mixed layer.
Patent KR-100718513-B1 (KR)
Inventor: KO WON JUN
IPC: E02D29/14
Filed: 2006-11-13
Granted: 2007-05-16
Abstract: 본 발명의 목적은 차단하수도 인상장치 및 보수공법을 제공하고자 하는 것이다. 
     본 발명의 구성은 사각틀 형상의 집수받이틀(5) 둘레부에 형성된 플랜지(6)의 저면에 위치되는 하부지지편(12)과의 사이에 삽입부(16)(16)을 형성하도록 상부지지편(14)이 구비된 형상으로 이루어진 조절브라켓(10)과, 상기 조절브라켓(10)의 하부지지편(12)의 상면에서 저면으로 관통 결합된 조절볼트(20)를 포함하여 구성된 것을 특징으로 한다. 
     본 발명의 효과는 집수받이를 인상하여 보수할 때 작업자의 안전을 보장하고, 인상 보수후에도 도로의 평탄성이 저하되는 것과 같은 바람직하지 못한 결과를 초래하는 것 등을 미연에 방지할 수 있다는 것이다. 
       
     집수받이틀, 뚜껑, 인상, 높이조절, 보수, 조절브라켓, 조절볼트, 고정볼트
Patent KR-100833987-B1 (KR)
IPC: G06F17/00
Filed: 2006-11-16
Granted: 2008-05-30
Abstract: 본 발명은 영상의 복제 여부를 판단하는 영상 검색 장치 및 그 방법에 관한 것으로, 본 발명은, 영상에 삽입된 워터마킹을 검색하여 영상의 복제 여부를 판단하거나 혹은 저작권자의 질의에 대한 인터넷 검색 결과를 문서나 동영상의 패턴 비교을 통해 영상의 복제 여부를 판단하는 종래 방법과는 달리, 원영상을 입력받아 기 설정된 영상 변환 종류를 결정하고, 결정된 영상 변환 종류별로 원영상을 변환하여 원영상 그룹을 생성하는 영상 그룹 생성부와, 생성된 원영상 그룹에 대하여 컬러 공간을 변환하고, 해당 영상에 대한 공간 색차를 계산하여 그 계산 결과에 따른 색차 데이터를 제공하는 공간 색차 계산부와, 테스트 영상 및 원영상 그룹을 입력받아 공간 색차를 계산하고, 그 계산 결과에 따라 제공된 색차 데이터와 비교하여 그 비교 결과를 전달하는 영상 검색부와, 전달되는 비교 결과를 출력하는 검색 결과 출력부를 포함하여, 원영상에 대해 테스트 영상의 복제 여부를 공간 색차 계산을 통해 판단하여 복제 영상을 효과적으로 검색할 수 있는 것이다. 
       
     복제 영상, 워터마킹, 공간 색차, 색차 데이터
Patent KR-100783888-B1 (KR)
Title: Automotive engine baffle structure for separating oil from blow-by gas
Inventor: CHO SUNG MOON
IPC: F01M13/04
Filed: 2006-11-21
Granted: 2007-12-10
Abstract: An improved structure of a baffle is provided to improve efficiency of separating oil so that a conventional oil separator along with related parts such as oil return pipe, hoses, and clamps are omitted. As a result, reduction of weight, reduction in number of parts, and cost reduction along with increasing productivity are achieved. A structure of baffle plates in an engine includes a primary baffle plate(24) which forms a baffle room at a side of a head cover, a secondary baffle plate(25) which is installed parallel to the primary baffle plate, a guide plate(31) which is installed over a blow-by gas inlet(24a), a pocket(32) which is composed of surfaces inclined downwardly toward the center of the pocket and which is extended from a side of the guide plate to an end of the other side, and a J shaped discharge mechanism(33) which is located at the center of the pocket.
Patent KR-100784149-B1 (KR)
Title: Dual type time division duplex transmitting/receiving device
Inventor: KWON YOUNG MAN
IPC: H04B1/44
Filed: 2006-11-21
Granted: 2007-12-10
Abstract: A dual type TDD(Time Division Duplex) transceiver is provided to obtain a sufficient isolation between an Rx path and a Tx path without a switch or a hybrid and to suppress an internal resonance state. A dual type TDD transceiver comprises the first device(350) and the second device(360), which independently receive Tx signals and Rx signals. The first device(350) and the second device(360) are connected to each other so that an Rx signal inputted to the first device(350) and an Rx signal inputted to the second device(360) respectively are outputted to a port of the second device(360) and a port of the first device(350). The first device(350) comprises the first isolation unit coupled to a port, to which a Tx signal is inputted, and the second isolation unit coupled to a port, to which an Rx signal is inputted. The second device(360) comprises the third isolation unit coupled to a port, to which an Rx signal is inputted, and the fourth isolation unit coupled to a port, to which a Tx signal is inputted. The first through fourth isolation units respectively comprise circulators(400-406).
Patent KR-100828073-B1 (KR)
Title: Device for user recognition thereof using ultrahigh speed radio frequency identification
Inventor: PARK YONG HO
IPC: G06K19/067
Filed: 2006-11-30
Granted: 2008-05-08
Abstract: A device for authenticating a computer user with ultrahigh speed RFID(Radio Frequency IDentification) is provided to control illegal use of a computer automatically in a place requiring control of computer use without interference of the user by using the ultrahigh speed RFID through ultrahigh speed wireless data communication. An active tag(30) is carried by a user, transmits data of an ISM(Industrial Scientific Medical) band through the wireless network, and stores a user authentication code. An RFID receiver(20) receives the data from the active tag and determines matching of the user authentication code by using an embedded user information authentication algorithm. A USB(Universal Serial Bus) interface(10) interfaces the RFID receiver and a host computer. The host computer permits or prohibits use to the user depending on a user authentication result of the RFID receiver. The RFID receiver is not operated in the host computer not including the RFID receiver by storing an ID of the active tag and a CD(Compact Disk) key of Windows of the host computer to a memory of the RFID receiver at the same time.
Patent KR-100821755-B1 (KR)
Title: Oven
Inventor: SHIN SANG CHUL
IPC: F24C7/02
Filed: 2006-11-30
Granted: 2008-04-14
Abstract: An oven is provided to improve reliability of cover opening/closing operation by enhancing a cover opening/closing structure and eliminate the necessity of an elastic member by permitting a cover to be closed by the pulling force of an opening/closing member. An oven includes a main body(10), a cover(62), an opening/closing member(130), and a rotating member(120). The main body has an air outlet port and an air inlet port. The cover selectively opens/closes the air outlet port and the air inlet port. The opening/closing member is arranged inside of the cover, and opens/closes the cover. The rotating member is connected to the opening/closing member, and rotates by a motor(110) and operates the opening/closing member. When the motor operates to open the cover, rotating motion of the motor is converted into linear motion by the rotating member such that the opening/closing member moves toward the cover and pushes the cover. When the motor operates to close the cover, the opening/closing member moves to the other side of the cover and pulls the cover.
Patent KR-101214501-B1 (KR)
IPC: F04B53/00
Filed: 2006-12-01
Granted: 2012-12-21
Abstract: 본 발명은 압축기의 토출 머플러 구조에 관한 것이다. 
     본 발명은 압축기의 토출유로에 설치되는 제1 및 제2 공동부, 격벽을 통해 분리 형성되고, 상기 제1 및 제2 공동부에 단부가 각각 연결되는 제1 및 제2 스로트부 및 상기 제1 및 제2 스로트부를 통하게 연결하는 맥동제어플레이트를 포함한다. 
     따라서, 압축기의 토출 머플러 토출유로에 와류홈을 갖는 맥동제어플레이트를 설치함으로써 냉매의 유속을 저감시킬 수 있어 소음을 보다 효율적으로 감소시킬 수 있는 효과가 있다. 
       
     압축기, 토출 머플러, 맥동제어플레이트, 와류홈
Patent KR-100810395-B1 (KR)
Title: Backlight unit
Inventor: PARK SEONG HA
IPC: G02F1/13357
Filed: 2006-12-04
Granted: 2008-03-04
Abstract: A backlight unit is provided to focus lights inputted from a light guide plate through prism mountains which are formed on a surface of a prism sheet for reducing optical insertion loss, thereby improving light efficiency. A backlight unit comprises a light guide plate, and a prism sheet(260). The light guide plate guides the inputted light through inner reflection between upper and lower surfaces. Prism patterns(264), which have superposed X patterns, are installed on the prism sheet which focuses the lights inputted from the light guide plate. The prism patterns include first prism mountains(266) and second prism mountains(268). The first prism mountains are formed on the surface of the prism sheet to focus the lights. The second prism mountains are crossed with the first prism mountains to focus the light. A diffusion plate is placed between the light guide plate and the prism sheet to diffuse the inputted light.
Patent KR-100745665-B1 (KR)
Title: Auto re-sharpening device of drill bit and auto re-sharpening method using thereof
Inventor: KIM JONG GO
IPC: B24B3/24
Filed: 2006-12-11
Granted: 2007-08-02
Abstract: An automatic re-sharpening device of a drill bit and an automatic re-sharpening method using the same are provided to sharpen the end of the drill bit by an accurate cutting angle by adjusting the cutting angle of the end of the drill bit. An automatic re-sharpening device(100) of a drill bit(130) includes a rotating body(110), one or more drill bit holder units(120), an automatic positioning unit(200), a drill bit angle adjustment unit(300), a grinding unit(400), and a storage unit(500). The rotating body is rotated by a rotating power unit. The drill bit holder units are coupled to the rotating body, such that a shank portion of the drill bit is fixed at the drill bit holder units. The automatic positioning unit is arranged coaxially with the drill bit holder units, and automatically positions a drill portion of the drill bit to a reference line(A) such that the drill portion is coupled to the drill bit holder unit at the state where the drill portion is exposed by a constant length. The drill bit angle adjustment unit is arranged in the perpendicular direction to the automatic positioning unit and automatically adjusts the angle orientation of a cutting end of the drill bit positioned by the automatic positioning unit. The grinding unit is arranged in the perpendicular direction to the drill bit angle adjustment unit and grinds the cutting end of the drill bit oriented by the drill bit angle adjustment unit. The storage unit is arranged in the perpendicular direction to the grinding unit and stores the drill bit ground by the grinding unit.