baber/WOPTO huggingface dataset:
Patent KR-20040043517-A (KR)
Inventor: BAE TAE SU
IPC: C12M1/24
Filed: 2002-11-19
Abstract: PURPOSE: A hybrid bioreactor for the cell culture is provided, thereby simultaneously applying a shear strain for stimulating the cell proliferation and a compressive strain for stimulating the cell differentiation to cells, so that the cell proliferation and the cell differentiation can be simultaneously stimulated in the bioreactor. CONSTITUTION: A hybrid bioreactor for the cell culture comprises numerous culture vessel assemblies(100); a compressive strain motor(5); a ball screw(90) connected to the compressive strain motor(5) to be moved together; a pressurizing plate(60) connected to the ball screw(90) to move vertically, and having numerous compressive strain supports(80) fixing the lower portion of each culture vessel assembly(100); a lower supporting plate(20) fixing the lower portion of each culture vessel assembly(100) and having numerous lower supporting blocks(70) with a gear tooth on the circumference surface; a shear strain motor(25); and a power transferring unit for transferring the rotation power of the shear strain motor(25) to the numerous lower supporting blocks(70).
Patent KR-20040045141-A (KR)
Title: construction method of concrete post
Inventor: LEE KYU SIK
IPC: E04G13/02
Filed: 2002-11-22
Abstract: PURPOSE: A construction method for a concrete column is provided to prevent the crack and damage in surface by stripping and separating easily from a form and to reduce a term of works and the cost of construction. CONSTITUTION: The construction method for a concrete column comprises the steps of: placing a form to be separable and joinable as a cylindrical shape(S1); while coupling the form, adhering one or more rubber pads inward and forming a various patterned rubber pad into the rubber pad(S2); placing concrete into the rubber pad and placing color concrete containing paints into the concrete, then curing the concrete surface(S3); and stripping the concrete and the rubber pad from the form, then separating the rubber pad from the cured concrete(S4).
Patent KR-20040045955-A (KR)
Title: System and Method for providing history of telephone number called in absence
Inventor: JANG HYEON UNG
IPC: H04M3/42
Filed: 2002-11-26
Abstract: PURPOSE: An absent subscriber call history information providing system and a method are provided to allow a user to check a call received during his/her absence by using various communication terminals any time anywhere. CONSTITUTION: A user is connected to a call history information providing unit through the Internet and performs a membership procedure(ST1). The call history information providing unit stores phone number information and name/company information set by the user in a database(ST2). The call history information providing unit stores absent subscriber origination information provided from mobile communication network in the database(ST3). The call history information providing unit checks whether an absent subscriber call history information has been requested by a subscriber(ST4). The call history information providing unit reads absent subscriber call history information stored with respect to the mobile communication terminal number and transmits it to a communication terminal which has requested the absent subscriber call history information(ST5). The call history information providing unit checks whether the communication terminal requests to store/delete the currently provided absent subscriber call history information(ST6), and performs a corresponding process by updating the database(ST7).
Patent KR-20040048130-A (KR)
Title: Knock controlling method for a gasoline engine
Inventor: KIM JIN YONG
IPC: F02D43/00
Filed: 2002-12-02
Abstract: PURPOSE: A knocking control method of a gasoline engine is provided to minimize loss of performance of the engine by restricting excessive retard of ignition time with controlling knocking through the air-fuel ratio control. CONSTITUTION: In the ignition time control step, ignition time retards and returns in knocking an engine(ST100). In the density control step of air-fuel ratio, the air-fuel ratio according to each cylinder is controlled in case of the retard of ignition time to be over the critical value(ST200). An ECU decides the knocking operation range by receiving signals from a knocking sensor(ST110), and calculates the knocking intensity in deciding the knocking operation range(ST120). Ignition time returns if the knocking intensity is below the threshold value, and retards if the knocking intensity is over the threshold value(ST141,ST142). The air-fuel ratio enrichment learning value is returned in case of the ignition time retard to be less than the threshold value(ST231), and the air-fuel ratio according to each cylinder is calculated in case of the ignition time retard to be over the threshold value(ST232). The air-fuel ratio enrichment corresponding to each cylinder is stored for next learning(ST240).
Patent KR-20040050409-A (KR)
Inventor: JEE YOUNG HO
IPC: B82B3/00
Filed: 2002-12-10
Abstract: PURPOSE: A thermal CVD equipment of carbon nanotubes or carbon nanofibers using plasma generator is provided to produce carbon nanotubes or nanofibers with uniform thickness and length in large quantities, and greatly improve purity and yield compared with a conventional system using heat reaction. CONSTITUTION: A thermal CVD equipment of carbon nanotubes or nanofibers equipped with a plasma generator improves purity and yield of carbon nanotubes or nanofibers by vaporizing metal catalyst-source solution and carbon source-solution and changing vaporized sources to plasma constituents(ion, radical, electron mixture, etc.). The vapor phase grow system contains the parts of: four carbon-source gas providers(101-104); low temperature region equipped with a vaporizer(209) for organic metal catalyst-source solution and solid organic compound solution, and high density and low temperature plasma generator on the upper side inside a reaction furnace(301); high temperature vapor phase synthesis region; carbon nanotubes or nanofibers collector; discharge fan and vacuum pump. The carbon-source solution, organic solvent, is methanol, ethanol, propanol, benzene, toluene, cyclohexane, xylene or chloroform. The metal catalyst-source solution is obtained by dissolving organic metal catalyst-sources such as Fe(CO)5, Ni(CO)5, CrH8N2O4, CrH4NO8S2, C4H6CrO4, C10H10Fe and C6H12FeN9, etc. in the carbon source solution. The carbon nanotubes or nanofibers are produced by dissolving organic compound(coal tar), phthalocyanine, surfactant in the solvent(or mixed solvent).
Patent KR-20030048354-A (KR)
Title: Variable ratio steering system
Inventor: HARA KAZUO
IPC: B62D6/02
Filed: 2002-12-12
Abstract: PURPOSE: To stabilize the position of a steering wheel in the case of maintaining in the straight driving state even when a gap is generated in the relation of a steering angle to a steered angle. CONSTITUTION: When the steering angle θS steered by vehicle speed V and a steering wheel 1 is detected and the steering angle θS is less than the prescribed angle θ1, an electric motor 9 in the steering angle ratio varying mechanism 3 is controlled to drive based on the steering angle ratio RMAX fixed at the maximum value of the low-speed side, and the steering angle ratio is controlled based on the vehicle speed V when it is steered exceeding the prescribed angle θ1.
Patent KR-20030011039-A (KR)
Title: Manufacturing method of new medium for hydroponics using the fibrous by-products
Inventor: AHN CHEOL GEUN
IPC: A01G31/00
Filed: 2002-12-13
Abstract: PURPOSE: A method for preparing a new culture medium improved in homeostasis and physical property using a fiber by-product is provided, thereby providing the culture medium suitable for environmentally friendly hydroponics and reducing the cost of production 30% or more. CONSTITUTION: A fiber by-product sheet is cut into a size of 100cm long, 20cm wide and 0.75cm thin. Eight sheets thereof are laminated into a shape of slab to provide a culture medium in an amount of 4L per a tree and then packed with a plastic film into a thickness of 0.1mm. The fiber by-product is susceptible to microbiological degradation after the elapse of a predetermined time and easily handled during sterilization.
Patent KR-20040052309-A (KR)
Inventor: KIM CHEON GI
IPC: H01S5/024
Filed: 2002-12-16
Abstract: PURPOSE: An LD(Laser Diode) assembly is provided to effectively radiate a heat from an LD by enhancing a structure so that it elongates a life span and enhances a performance reliability. CONSTITUTION: The assembly comprises a semiconductor chip(100), a hologram element(130), a holder(140), a PCB(Printed Circuit Board, 150), the first heat radiation device(210) and the second heat radiation device(220). The semiconductor chip(100) mounts an LD(110) and a PD(Photo Detector, 120). The hologram element(130) is settled on the semiconductor chip(100). The holder(140), assembled with the semiconductor chip(100), supports the hologram element(130). The PCB(150) is connected to the semiconductor chip(100). The first heat radiation device(210) receives the heat from a back of the semiconductor chip(100), and radiates the heat via a rear heat radiation agent(211). The second heat radiation device(220) transfers the heat of the LD(110) to the holder(140).
Patent KR-20040055254-A (KR)
Title: Chamber for depositing thin film
Inventor: CHO IN JEONG
IPC: H01L21/205
Filed: 2002-12-20
Abstract: PURPOSE: A reaction chamber used in depositing a thin film is provided to minimize an impact on a supporting pin and prevent a substrate placed on the supporting pin from being damaged by installing a sliding ball in the pin plate contact part of the supporting pin. CONSTITUTION: A susceptor(200) includes a plurality of holes, capable of moving up and down. The supporting pin(220) includes the sliding ball(225), installed in the hole of the susceptor. A pin plate(230) is so installed under the susceptor that the pin plate contacts the sliding ball of the supporting pin, when the susceptor descends, in order to protrude the supporting pin over the upper part of the susceptor.
Patent KR-20040056170-A (KR)
Title: Circuit for timing-Controller reset
Inventor: CHOI JAE GWON
IPC: G02F1/133
Filed: 2002-12-23
Abstract: PURPOSE: A timing controller reset circuit provided with a circuit of preventing induced voltage is provided to allow the liquid crystal to be displayed in a high efficiency by reducing the error rate for the timing controller operation. CONSTITUTION: A timing controller reset circuit provided with a circuit of preventing induced voltage includes a transistor(50), a first resistor(R1), a second resistor(R2), a third resistor(R3), a fourth resistor(R) and a capacitor(C). In the transistor(50), a terminal of an emitter(E) applied thereto a digital input voltage(DVCC) serves as a first node, a terminal of a base(B) serves as a second node and a terminal of a collector(C) serves as a third node. The first resistor(R1) is connected between the first and the second nodes. One end of the second resistor(R2) is connected to the second node and the other end thereof is connected to the ground serving as a fourth node. The third resistor(R3) is connected between the third node and the fourth node. One end of the fourth resistor(R) is connected to the third node and the other end thereof is connected to the reset signal input terminal serving as a fifth node. And, one end of capacitor(C) is connected to the fifth node and the other end thereof is connected to the ground.
Patent KR-20040059739-A (KR)
Title: Catchment device that is used in semiconductor factory
Inventor: HONG SUN BAE
IPC: H01L21/02
Filed: 2002-12-30
Abstract: PURPOSE: A catchment device used in a factory of a semiconductor device is provided to prevent a secondary accident caused by a leakage by rapidly and stably treating the leakage of water or chemicals occurring in the factory of the semiconductor device. CONSTITUTION: An absorption hole(12) absorbs wafer and air in the atmosphere, installed in a side of the vertical surface of a circular main body(10). An inspection pipe(14) inspects the state of collected water in the wafer collecting unit(1), installed in a part of the lower part of the vertical surface of the main body as a type of a quadrangle whose right side is eliminated. An exhaust pipe(13) exhausts the inside water, installed in a part of the lower part of the vertical surface of the main body. A blocking layer(15) eliminates the remaining water distributed to the air separated from the absorbed water, installed over the inside of the main body. An outlet hole(16) is installed on the main body to exhaust the air separated from the blocking layer.
Patent KR-20040060347-A (KR)
Title: method for controlling an overload of the ATM system
Inventor: HWANG TAE YEON
IPC: H04L12/50
Filed: 2002-12-30
Abstract: PURPOSE: An overload controlling method in an ATM switching system is provided to improve the quality of an ATM switching system by transmitting/processing data optimally and suitably for connection bandwidths. CONSTITUTION: In an initial state(S1), an interface board analyzes connection information requested from a control board(S2). In case that the connection information is connection setup information, the interface board judges whether the connection setup request is a CBR(Constant Bite Rate) connection setup request(S3). If the connection setup request is the CBR connection setup request, the interface board calculates a CBR bandwidth by using a fixed CBR bandwidth table and sets up a CBR connection(S4). Then the interface board adds the actual CBR bandwidth of connection information to the total of CBR bandwidths of the associated port(S5).
Patent KR-20040061981-A (KR)
Title: An array substrate for In-Plane switching mode LCD
Inventor: PARK GWI BOK
IPC: G02F1/1343
Filed: 2002-12-31
Abstract: PURPOSE: An array substrate for an IPS(In-Plane Switching) mode LCD device is provided to configure data lines in zigzag type with the same shape as pixel electrodes and common electrodes, and to configure projections in bent parts of the pixel electrodes and the common electrodes, thereby widening a driving area of a liquid crystal by corresponding to a bending edge portion. CONSTITUTION: Gate lines and common lines are spaced in parallel on a substrate, and are formed in one direction. Data lines(100) vertically cross the gate lines, and define pixel areas. A TFT is configured in a crossed section of the gate lines and the data lines(100). Pixel electrodes(104) are contacted with the TFT, and are zigzag-shaped in the pixel areas. Common electrodes(102) are contacted with the common lines, are spaced from the pixel electrodes(104) in parallel, and are in zigzag shape. Projections(106) are configured outside bent parts of the common electrodes(102) and the pixel electrodes(104).
Patent KR-20020038782-A (KR)
Title: 액체혼합물을 냉각하고 그 상태를 변화시키기 위한 방법및 시스템
IPC: A23L3/44
Filed: 2000-09-29
Abstract: 본 발명은 액체혼합물(2)을 냉각하고 그 상태를 변화시키는 방법과 시스템에 간한 것으로, 액체혼합물(2)은 분무된 액체혼합물(29) 형태로 분무되고, 분무된 혼합물은 그 물리적 상태가 바뀌도록 냉각되는바, 이러한 냉각은 기체상태의 냉매수단에 의해 실시된다.
Patent KR-20020060735-A (KR)
IPC: B24D7/06
Filed: 2001-08-09
Abstract: 경면 가공용 초지립 휠(100, 200)은 단부면(121, 221)을 갖는 환형의 다이 부재(120, 220)와, 환형의 다이 부재(120, 220)의 주위 방향에 따라서 서로 간격을 두고 배치되어 다이 부재(120, 220)의 단부면(121, 220) 상에 고정 부착되고, 또한 각각이 주위측 단부면(111)을 갖는 복수의 초지립층(110, 210)을 구비한다.  복수의 초지립층(110, 210)의 각각은 평판 형상을 갖고, 또한 주위측 단부면(111)이 초지립 휠(100, 200)의 회전축과 대략 평행해지도록 배치되어 있다.  복수의 초지립층(110, 210)의 각각의 평판 형상의 두께로 규정되는 면(113)이 다이 부재(120, 220)의 단부면(121, 221) 상에 고정 부착되어 있다.  초지립층(110, 210)에 있어서는, 초지립은 비트리파이드 본드의 결합재로 결합되어 있다.  다른 하나의 경면 가공용 초지립 휠(300, 400)에 있어서는 복수의 초지립층(310, 410)의 각각은 산형으로 구부려진 판 형상을 갖고, 또한 주위측 단부면(311)이 초지립 휠(300, 400)의 회전축과 대략 평행해지도록 배치되어 있다.
Patent KR-20020059732-A (KR)
IPC: H04L12/28
Filed: 2001-09-03
Abstract: IEEE 802.11 WLAN에서 다수의 스테이션들(STA들)과 액세스 지점(AP)간의 통신 채널을 동적으로 선택하기 위한 방법 및 시스템이 개시되어 있다.  이 방법은, 특정 기본 서비스 세트(BSS) 내의 AP와 STA들간에 새로운 채널이 필요한지의 여부를 결정하는 단계, AP에 의해 다수의 스테이션들 중 일부에 채널 신호 품질 측정을 요청하는 단계, BSS 내의 스테이션들에 의해 검출된 모든 채널들의 패킷 에러율(PER) 및 수신된 신호 세기 표시(RSSI)에 기초하여 채널 신호 품질 보고를 AP에 다시 행하는 단계, AP와 다수의 스테이션들간의 통신에 사용하기 위한 채널 품질 보고에 기초하여 새로운 채널을 선택하는 단계를 포함한다.
Patent KR-20020084066-A (KR)
Title: 알러지성 질환의 치료 방법 및 그를 위한 조성물
IPC: A61K35/74
Filed: 2000-11-20
Abstract: 본 발명은 치료 유효량의 살아 있는 정장성 (probiotic) 박테리아 또는 그를 포함하는 조성물을 투여하여 IgE 수준을 낮추는 방법 및 알러지를 치료하는 방법에 관한 것이다.  본 발명은 또한 유용한 정장성 박테리아를 확인하는 방법 및 정장성 박테리아를 포함하는 조성물에 관한 것이다.
Patent KR-20020084083-A (KR)
IPC: F02B51/02
Filed: 2001-10-26
Abstract: A method of operating a combustion apparatus such as an internal combustion engine is described, in which the apparatus includes at least one combustion chamber with an inlet port for primary combustion air, an apparatus to introduce into the combustion chamber primary fuel for combustion with the primary air, an exhaust port for combustion products, and an exhaust system for exhausting the combustion products to atmosphere, the method including introducing into the exhaust system secondary air, mechanically acting upon the secondary air and products of combustion in the exhaust system in the presence of a catalyst, to produce a reformed fuel, introducing the reformed fuel into the combustion chamber for combustion with primary fuel and primary air.
Patent KR-20040040991-A (KR)
IPC: B29C39/02
Filed: 2001-10-04
Abstract: 본 발명은, 용해한 합성 수지를 주형에 주입하여 형성한 애완동물 모델 본체에 체모를 식모한 애완동물 모델에서, 상기 본체는 머리부와 사지를 포함하는 동체로 구성되고, 상기 용해한 합성 수지를 주형에 주입 성형하는 공정과, 상기 성형한 본체 내부에 곡류인 왕겨를 채우고 모양을 고정하는 공정과, 상기 본체에 상기 체모를 코바늘로 식모하는 공정과, 상기 본체 내부로 팽창성을 가지는 아교상 수지 등으로 이루어진 접착성을 가지는 용재를 사출하는 공정과, 상기 머리부와 동체부를 조립 접합하는 공정을 포함하고, 상기 식모한 체모를 본체의 내측에서 단단히 본체에 접착시키고 또한, 상기 사출한 아교상 용재가 팽창하여 응고됨으로써 상기 본체의 구조체를 형성하여 주형과 동형으로 형성되는 트리밍 연습용 애완동물 모델의 제조 방법이다.
Patent KR-20020081427-A (KR)
Title: 내연기관의 배기 정화 장치
IPC: F02D41/02
Filed: 2002-01-29
Abstract: 본 발명의 내연기관의 시동시에는(S10, S12, S14), 배기 유동을 억제(배기압을 상승)하고(S18) 또한 2차 에어를 공급하는 동시에(S20), 연소 공연비(A/F)를 리치(rich) 공연비의 범위로 설정한다(S16, S22).
Patent KR-20030007739-A (KR)
IPC: F02M61/16
Filed: 2002-03-27
Abstract: 본 발명은 연료 분사 밸브, 특히 혼합물 압축 스파크 점화되는 내연 기관의 연소실로 연료를 직접 분사하는 고압 분사 밸브에 관한 것으로, 밸브의 하류측 단부에 밸브 시이트 소자(26)가 제공되고, 상기 소자에 유출 제한 장치로 사용되는 홀디스크(70)가 하부에 연결되는 것으로 특징된다. 밸브 시이트(27)의 하류측으로 토션 소자(47)가 배치되고, 상기 소자에 의해 분사될 연료가 스프레이 촉진 회전 운동을 한다. 밸브 시이트 소자(26)에 밸브 시이트(27)의 하류측으로 수직 유출구(32)가 형성되고, 상기 유출구는 밸브 시이트 소자(26)에 고정된 홀디스크(70)의 개구로 직접 통한다. 유출구(32)의 개구폭은 적어도 상기 개구의 가장 좁은 위치에서 개구(73)의 폭보다 크므로, 상기 개구(73)에서 밸브의 정지 유량이 조절될 수 있다.
Patent KR-20030011901-A (KR)
IPC: E03F5/08
Filed: 2002-03-04
Abstract: 배수조 내의 축적부에서의 모기의 발생을 방지하고, 내부로부터의 악취의 확산을 차단하는 것이 가능한 배수조 부착물이 개시된다. 이 배수조 부착물은 배수조 본체의 상단에 고정되는 지지부재와, 덮개의 아래에 이 지지부재에 지지되는 내부 게이트로 구성되어, 이 내부 게이트는 덮개를 통과하는 빗물을 일시적으로 저장하는 내부조를 형성하고, 이 내부 게이트는 통상적으로 닫혀 있고 내부조 내에 소정 레벨 이상으로 축적된 빗물에 의해 가해지는 힘에 의해 열려, 내부조로부터 배수조 본체 내로 빗물을 떨어뜨리도록 구성된다.
Patent KR-20030060783-A (KR)
Title: 누진굴절력 렌즈
IPC: G02C7/06
Filed: 2003-01-03
Abstract: 누진굴절력 렌즈는 렌즈의 전면과 후면중 적어도 하나에 누진면을 가지고 있다.  누진면은 먼 곳을 보는데 대응하는 원거리용 부분, 가까운 곳을 보는데 대응하는 근거리용 부분, 그리고 원거리용 부분과 근거리용 부분 사이의 중간 부분을 포함하고 있고, 굴절력은 원거리용 부분과 근거리용 부분 사이의 중간 부분에서 점차적으로 변한다.  이러한 렌즈에서, 주 주시선을 따라 누진면의 형상은 배꼽모양이 아닌 형상으로 형성되고, 원거리용 부분은 주 주시선으로부터 수평 방향으로 표면 비점 수차의 양이 주 주시선상의 위치으로부터 소정 위치로 멀어짐에 따라 감소한 후, 표면 비점 수차가 상기 소정 위치로부터 수평 방향으로 멀어진 위치에서 증가하는 영역을 포함하도록 형성된다.
Patent KR-20040063495-A (KR)
Inventor: PARK SANG U
IPC: G06F15/00
Filed: 2003-01-08
Abstract: PURPOSE: A method for certifying a computing equipment and tracing a lost equipment using a serial number of computing resources is provided to effectively prevent the information in the computing equipment from the external hacking and the inside outflow and realize the certification completely more than an software or an IP(Internet Protocol) address by using the serial number of a hardware. CONSTITUTION: The method uses the serial number of a CPU, a memory, an HDD(Hard Disk Drive), and a BIOS(Basic Input Output System), which is a basic resource of a PC, a notebook computer, and a server, the IP address on the network, and a MAC(Media Access Control) address that is the serial number of a LAN card. If the certification information connected to the network is disagreed with the registered information or a terminal installing no client software is connected to the network, a warning message is output to a manager. If the lost equipment is connected to the Internet, a location tracing function and a remote control function are executed. If an unauthorized user is logged on, the information outflow is blocked by limiting the use of a predetermined folder.
Patent KR-20040064919-A (KR)
Inventor: HAN GYU WAN
IPC: H01J9/24
Filed: 2003-01-11
Abstract: PURPOSE: A coating pin, a scratch unit, and an apparatus for repairing an image display panel with at least one of these are provided to achieve a coating pin having a structure which does not get a phosphor on the undesirable region when repairing the shortage part of the phosphor. CONSTITUTION: A coating pin includes an end portion having a concave part for receiving a phosphor and side walls spaced apart from each other along the sides of the concave part and supporting the phosphor. An apparatus for repairing an image display panel comprises an inspecting unit(150) for inspecting a coating status of phosphor, a coating unit having the coating pin and a first elevating unit for elevating the coating pin, a container(161) for accommodating the phosphor, an arranging unit(160) for arranging the container and the coating pin in vertical direction, and a horizontal transfer unit for horizontally transferring the image display panel to the inspecting unit and the coating unit.
Patent KR-20040064346-A (KR)
Inventor: CHOI SEON
IPC: G08G1/0967
Filed: 2003-01-11
Abstract: PURPOSE: A navigation system using a paging channel and a method for providing traffic information thereof are provided to search an optimum path by using the real-time traffic information. CONSTITUTION: A navigation system using a paging channel includes a BSC(Base Station Controller) traffic server and a BSC. The BSC traffic server(200) is used for extracting periodically the traffic information within a BSC region, unifying the extracted traffic information, and transmitting the traffic information to a predetermined region controlled by the BSC. The BSC(300) is used for receiving the traffic information from the BSC traffic server and inserting the traffic information into a paging channel of a mobile communication terminal.
Patent KR-20040066240-A (KR)
Inventor: CHO BEON SEOK
IPC: A63B57/00
Filed: 2003-01-17
Abstract: PURPOSE: A green inclinometer for receiving vessel cover of golf articles is provided to double the success rate by easily and accurately measuring gradient of all directions of a golf green in the position of hole cup and the point of golf ball, and to prevent the green inclinometer from missing by using it as a receiving vessel cover for golf articles. CONSTITUTION: The green inclinometer for container cover of golf supply includes; an upper case(40), formed of cylinder whose upper part is closed and lower part is opened; a transparent case by which a golf green is measured, formed with a diameter of R to be fixed and firmly assembled by a fixing projection formed inside the edge of the first opening(41) and the second opening(42); a horizon measuring member(50) comprising fluid filled in the transparent case and generating a bubble to measure the gradient of the golf green through the transparent case; a lower case(60) comprising a base part, an upper receiving protrusion, an insert protrusion and a supporting projection(63).