baber/WOPTO huggingface dataset:
Patent KR-101933684-B1 (KR)
Inventor: JUNG KWANG HO
IPC: F24F12/00
Filed: 2018-07-25
Granted: 2018-12-28
Abstract: The present invention relates to an energy saving house that is capable of utilizing solar heat, wind energy, and ground heat to convert them to energy usable in living, so that energy consumption is reduced when compared with existing energy saving houses. According to the present invention, the energy saving house includes: a first container (100) forming a closed space in such a manner as to allow a water supply pipe (110) to be disposed on one side thereof and to allow a water discharge pipe (120) to be disposed on the other side thereof; a solar heat heating plate (130) whose one surface is formed of a transparent plate and having a plurality of heat suction pipes (131) disposed at the inside thereof; a heated water circulating pipe (140) located at the inside and/or outside of the first container (100) and adapted to circulate heated water in the heat suction pipes (131) and to flow the heated water therealong; and a heat supply pipe (150) having one side adapted to form a circulating pipe in the inside of the first container (100) and the other side adapted to communicate with a heating and cooling device (300) of a house.
Patent KR-101964721-B1 (KR)
Inventor: HEO JUNG
IPC: F16L55/1645
Filed: 2018-07-26
Granted: 2019-04-02
Abstract: The present invention relates to an apparatus for repairing and reinforcing side arms through photo-hardening and thermo-setting and a method thereof, comprising: a moving hole having a body unit both ends of which are provided with a wheel, and which has a light projecting means and an air injection means formed therein, and in which a T-shaped packer is formed to be expanded by the air injection means while allowing light from the light projecting means to be projected to the outside; and a photo-hardening repairing member in which an impregnation resin including a photo-hardening resin is impregnated, and which includes a riser pipe unit formed through weaving of glass fiber, and attached on an inner circumference of the side arms, and a skirt unit integrally formed with the riser pipe unit, and formed through weaving of the glass fiber, and having a shape with a diameter growing bigger from the riser pipe unit to the downwards, and attached at an inner circumference of a main pipe unit connected to the side arms.
Patent KR-101945272-B1 (KR)
Inventor: KANG BAEK JOO
IPC: A47B83/04
Filed: 2018-07-26
Granted: 2019-02-07
Abstract: The present invention relates to a stacking table having a compression shelf, and an objective of the present invention is to provide a stacking table having a compression shelf, in which a storage space is formed between an upper plate and the shelf when the table is used, and the upper plate and the shelf make close contact with each other when vertical stacking and loading on the table are performed, so that space utilization and transportation convenience are increased during storage. According to the present invention, the stacking table includes: an upper plate; a leg support for supporting the upper plate; a shelf spaced downward from the upper plate to have a storage space, and provided with a shelf coupling member; a fixing bolt fixedly installed on a lower surface of the upper plate through the shelf coupling member of the shelf; a slide block allowing the fixing bolt to be inserted therein, and positioned through the shelf coupling member; a bumper cover fitted to a lower opening of the shelf coupling member; and an elastic body installed in the shelf coupling member having an upper end making contact with and supported by the slide block and having a lower end making contact with and supported by the bumper cover, wherein the elastic body of the table located on an upper side is compressed so that the upper plate makes close contact with the shelf when the table is overlapped and stacked so as to be stored.
Patent KR-102063782-B1 (KR)
Title: Film capacitor
Inventor: OH YOUNG JOO
IPC: H01G4/33
Filed: 2018-07-27
Granted: 2020-01-08
Abstract: The present invention relates to a film capacitor capable of preventing the short circuit that electrode patterns respectively formed on different dielectric films are electrically connected to each other since metal powder permeate the gap between dielectric films used when forming a terminal by applying graphene or carbon nano tube (CNT) when each terminal is formed at end of one side and the other side of a wound body. One of graphene or CNT is included in terminals respectively formed at one side and the other side of a wound body.
Patent KR-102046315-B1 (KR)
Title: Remote controller being equipped with voice memo function
Inventor: KIM HONG KWON
IPC: H04N21/422
Filed: 2018-08-14
Granted: 2019-12-04
Abstract: A remote controller equipped with a voice memo function is disclosed. The remote controller comprises: a voice memo input module receiving a voice memo from a user; a voice memo storage module storing the voice memo received by the voice memo input module; a set top box power sensing module sensing turn-on of power of a set top box if a set top box power button is pushed; and a remote controller communication module transmitting the voice memo to the set top box such that the voice memo stored by the voice memo storage module can be displayed on a television (TV) when the set top box power sensing module senses the turn-on of power. The remote controller equipped with the voice memo function is configured to, if a first user leaves the voice memo at the remote controller, automatically display the voice memo through the TV when a second user turns on the set top box, thereby being capable of transferring a message between users. Additionally, the remote controller is configured to enable the first user, located at a remote place, to input the voice memo through a smartphone and to display the voice memo on the TV, thereby being capable of transferring the voice memo in real time.
Patent KR-102057396-B1 (KR)
Title: Preperation method of polyvinylbutyral resin composition, and film for laminating glasses comprising the same
Inventor: KIM HYEJIN
IPC: B32B17/10
Filed: 2018-08-16
Granted: 2019-12-18
Abstract: The present invention relates to a production method of a polyvinyl butyral resin, which is capable of producing a film with low yellowness index and improved durability when producing the same as a bonding film by carrying out acetalization reaction of a polyvinyl alcohol resin and butanal in the presence of butanoic acid.
Patent KR-101988903-B1 (KR)
Title: self-assembled conductive bonding film and manufacturing method thereof
Inventor: SHIN JUN SIK
IPC: H01B1/22
Filed: 2018-08-17
Granted: 2019-09-30
Abstract: The present invention relates to a self-assembled conductive bonding film and a manufacturing method thereof and, more specifically, to a self-assembled conductive bonding film having excellent adhesive strength, low connection resistance, and excellent insulation and self-assembling property, and to a manufacturing method thereof. The self-assembled conductive bonding film is interposed between a first circuit member having a plurality of first terminals formed on one surface thereof and a second circuit member having a plurality of second terminals formed on one surface facing the first terminal to electrically connect the first circuit member and the second circuit member.
Patent KR-102158616-B1 (KR)
IPC: H02M3/335
Filed: 2018-08-22
Granted: 2020-09-22
Abstract: 실시예는 능동형 PFC가 적용된 출력극성 가변형 벅컨버터 시스템 및 그 제어 방법에 관한 것이다. 이에 따른 구성으로써, 능동형 PFC의 양극성에 대응하여 풀브릿지로써 스위칭 동작을 하는 풀-브릿지 스위치를 구비해서 벅컨버팅하는 스텝 다운 레귤레이터 & 양극성 제어기를 구비한다. 그래서, 이러한 스텝 다운 레귤레이터 & 양극성 제어기의 풀-브릿지 스위치의 스위칭 동작 자체를 PFC 양극성별로 제어해서 출력전압 레귤레이팅 및 극성변환 동작을 해서, 선형제어가 이루어지게 하므로 벅컨버팅을 한다. 따라서, 열전소자 극성변환 및 제어를 히스테리시스 제어가 아닌 선형제어가 되도록 하므로, 온도제어가 되지 않는 데드 존을 줄여서 사용자가 원하는 전원별로 전원을 공급한다.
Patent KR-102067196-B1 (KR)
Title: Magnetostrictive transducer
Inventor: PARK SANG JIN
IPC: G01N29/24
Filed: 2018-08-27
Granted: 2020-01-15
Abstract: A magnetostrictive transducer comprises: a pair of magnets facing each other and generating a static magnetic field; a PCB board positioned between the pair of magnets and extending in a first direction; and a first circuit unit located on the PCB board and connected to a first electric terminal. The first circuit unit comprises: a first coil unit located on an upper portion of the PCB board, and including an electric circuit of a meander pattern; and a second coil unit located in a lower portion of the PCB board, configured to face the first coil unit, configured to generate a horizontal transverse wave along with the static magnetic field while generating a dynamic magnetic field, and focusing the horizontal transverse wave at a specific point.
Patent KR-102114246-B1 (KR)
Title: 흑효모 발효 작약꽃 초음파 추출물을 함유하는 피부보호용 화장료 조성물
IPC: A61Q19/00
Filed: 2018-08-28
Granted: 2020-05-25
Abstract: 본 발명은 작약꽃( Paeonia       lactiflora ) 추출물을 유효 성분으로 함유하는 화장료 조성물에 관한 것으로서, 보다 상세하게는 작약꽃을 초음파 추출, 흑효모를 통한 발효과정을 통해 피부 보습 효과 및 피부장벽 개선효과, 항산화능이 향상된 피부보호용 화장료 조성물에 관한 것이다.
Patent KR-101924803-B1 (KR)
Inventor: KIM SANG HYUN
IPC: A62B18/08
Filed: 2018-08-29
Granted: 2018-12-04
Abstract: The present invention provides a goggles mask for fire including: a case part which has a receiving part by being opened on one side and includes a glass part of a transparent material to secure a view of a user; a protective sheet accommodated in the receiving part; an aqueous solution contained in the receiving part together with the protective sheet; and a cover part which is detachably formed on the opened one side of the case part and seals the receiving part when the case part is fastened thereto, wherein the protective sheet can be unfolded to the outside of the case part when the cover part is separated from the case part.
Patent KR-102072069-B1 (KR)
Inventor: SEONGHOON WOO
IPC: G11C11/16
Filed: 2018-09-12
Granted: 2020-01-30
Abstract: According to the present invention, provided is a skyrmion memory, which comprises: a first line receiving an asymmetrically pulsed in-plane current; a second line in contact with the first line on the first line, generating the skyrmion therein through the asymmetrically pulsed in-plane current, and guiding the movement of the skyrmion; and an electrode node spaced apart from the first line below the second line and in contact with the second line, and maintaining a potential difference with the first line through the second line to control the movement of the skyrmion in the second line.
Patent KR-102171500-B1 (KR)
Title: 클램프 장치 및 시트 워크 가공 장치
IPC: C23F1/08
Filed: 2018-09-18
Granted: 2020-10-29
Abstract: [과제] 세정액이나 에어를 부드럽게 흘릴 수 있는 클램프 장치를 제공하는 것이다. [해결 수단] 클램프 장치(11)는, 시트상의 워크(100)의 외주연을 동(同) 워크(100)의 장설 상태로 클램프하기 위한 복수의 클램퍼(15)와, 유지틀(12)을 구비한다. 복수의 클램퍼(15)는, 유지틀(12) 상에서 상호 간격을 두어 위치함과 동시에 유지틀(12)의 내방을 지향하고 있다. 각 클램퍼(15)는, 제1 클램프편(16)과, 상기 제1 클램프편에 대해서 축(31)에 의해 개폐 가능하게 연결된 제2 클램프편(17)을 구비하고, 한편 자석의 자기력에 의해 제1 클램프편(16)의 선단의 클램프부와 제2 클램프편(17)의 선단의 클램프부 사이에서 워크(100)를 클램프 할 수 있도록 구성되어 있다. 제1 클램프편(16) 및 제2 클램프편(17) 중 일방의 클램프편은, 타방의 클램프편보다 폭이 좁은 형상을 가지고 있다.
Patent KR-102277172-B1 (KR)
IPC: G06N5/04
Filed: 2018-10-01
Granted: 2021-07-14
Abstract: 본 발명의 실시예에 따른 인공 신경망 선택 장치에 의해 수행되는 인공 신경망 선택 방법은, 단말의 하드웨어 자원에 대한 정보를 수집하는 단계, 하드웨어 자원에 대한 정보에 기초하여 인공 신경망 모델을 선택하는 단계, 하드웨어 자원에 대한 정보에 기초하여 인공 신경망 모델에 적용하기 위한 라이브러리를 선택하는 단계, 및 선택된 인공 신경망 모델을 사용하여 단말에서 딥러닝을 수행시키되, 딥러닝을 위해 선택된 라이브러리를 호출하도록 하는 단계를 포함한다.
Patent KR-102072309-B1 (KR)
Inventor: KIM GISEONG
IPC: H04B1/06
Filed: 2018-10-12
Granted: 2020-01-31
Abstract: A block count correction method of a physical layer block in an HD radio receiver comprises: a step (a) of calculating a block count offset value of a current block which is an absolute value of the difference between a first block count value that is a block count value of a physical layer block input to a forward error correction unit for detecting an error of a signal and correcting the error and a second block count value that is obtained by adding a predetermined first delay value to a block count value of a corresponding physical layer block stored at a front end of the forward error correcting unit; and a step (b) of determining whether the first block count value is being corrected by a fixed block count correction value by using a preset correction confirmation flag. One physical layer block of the block count of the physical layer block comprises 32 OFDM symbols.
Patent KR-102107638-B1 (KR)
Title: 혈관 및 출혈 가이드 방법 및 장치
IPC: A61B5/00
Filed: 2018-10-12
Granted: 2020-05-08
Abstract: 본 발명은 혈관 및 출혈 가이드 방법 및 장치에 관한 것으로서, 더욱 상세하게는 가시광선 영역의 광선을 이용해 혈관 및 출혈을 가이드함에 있어서, 적외선이 아닌 가시광선 범위의 광선을 조사해 피부의 영상을 촬영한 뒤 후처리를 통한 혈관의 위치 및 출혈 발생 여부에 대해 파악할 수 있는 혈관 및 출혈 가이드 방법 및 장치에 관한 것으로, 신체 일부에 광선을 조사하는 광원부, 상기 신체 일부를 촬영해 영상을 획득하는 영상획득부, 획득한 상기 영상에서 상기 광선에 의한 변화를 감지해 정맥혈의 위치를 추정하는 연산부 및 상기 연산부의 추정 결과에 따른 정맥혈의 위치를 출력하는 출력부를 포함하는 구성을 개시한다.
Patent KR-102116230-B1 (KR)
Title: 주방용 슬라이딩 후드
IPC: F24C15/20
Filed: 2018-10-17
Granted: 2020-05-28
Abstract: 본 발명은 주방용 슬라이딩 후드에 관한 것으로,  가스레인지 또는 오븐 레인지의 상부에 형성되는 상부 후드; 상기 상부 후드 내에 설치되며 냄새와 증기를 외부로 배출시킬 수 있도록 송풍작용하는 송풍팬; 상기 상부 후드의 하부에 설치되며 냄새와 증기의 흡입영역을 확장시킬 수 있도록  전,후방향으로 이동이 가능한 하부 슬라이딩 후드를 포함하며, 상기 상부 후드와 하부 슬라이딩 후드 중 어느 하나에는 상호 착탈결합을 유도하는 체결용 브라켓이 설치되고, 상기 상부 후드와 하부 슬라이딩 후드 중 다른 하나에는 상기 체결용 브라켓에 나사 또는 리벳 체결이 이루어지는 체결구멍이 형성된 것을 특징으로 한다. 
이에 따라, 제작이 완료된 물품을 보관장소로 운반하거나 설치장소를 이동할 경우 전체적인 높이를 크게 줄일 수 있기 때문에 운반 및 설치공정을 한층 용이한 효과가 있다.
Patent KR-102077010-B1 (KR)
Inventor: HONG KANG YEE
IPC: H01R13/639
Filed: 2018-10-22
Granted: 2020-02-13
Abstract: Disclosed is a connector cap for preventing bad connection of a connection terminal and improving the assembly since a connection terminal is prevented from breaking away from a body by a breakaway prevention unit when a body is coupled to a connector. The disclosed connector cap comprises: a body in which a coupling groove unit is formed so that the body is coupled to a connector; a connection terminal inserted into the body so that the connection terminal is disposed at coupling groove unit; and a breakaway prevention unit preventing that the connection terminal breaks away from the body so that the body supports the connection terminal and a wiring terminal to be connected when the body and connector are coupled.
Patent KR-102074991-B1 (KR)
Title: Vehicle control method and device for launch control determination and zero to hundred improvement
Inventor: CHO CHANG MIN
IPC: B60W30/18
Filed: 2018-11-02
Granted: 2020-02-10
Abstract: Disclosed are a method and a device for vehicle control for launch control determination and zero-to-hundred improvement which can provide satisfactory acceleration performance. According to the present invention, the method for vehicle control for launch control determination and zero-to-hundred improvement comprises: a step of using information received from each unit of a vehicle to determine whether a stall test mode entry condition is satisfied; a step of comparing time counted from a condition satisfying point with preset reference time to determine stall test mode entry is possible when the stall test mode entry condition is satisfied; a step of entering the stall test mode when the stall test mode entry condition and a time condition are satisfied; a step of comparing time counted from an entry point with preset first maintaining time to determine whether to continuously maintain the stall test mode when entering the stall test mode; a step of requesting to change previously inputted setting engine torque limitation to stall test mode engine torque limitation when maintaining the stall test mode, and determining whether a launch control mode entry condition is satisfied from additionally received information; and a step of determining whether launch control mode entry is possible depending on whether the launch control mode entry condition is satisfied, and requesting to change current engine torque limitation to launch control mode engine torque limitation when the launch control mode entry is determined to be possible.
Patent KR-102188312-B1 (KR)
IPC: A23N15/02
Filed: 2018-11-13
Granted: 2020-12-08
Abstract: 본 발명은 과채류 꼭지 커팅장치에 관한 것으로서, 중앙 부위에 길이 방향으로 개구부가 형성되도록 일정 간격만큼 이격되게 배치되는 한 쌍의 이송 벨트부; 상기 한 쌍의 이송 벨트부를 회전시키기 위하여 선단과 후단에 각각 구비되는 제1 구동 풀리 및 제2 구동 풀리; 상기 한 쌍의 이송 벨트부들 사이의 개구부와 동일 수직 선상에 배치되고 회전됨에 따라 개구부에 꼭지가 삽입된 상태로 이송되는 과채류의 꼭지를 커팅시키는 커터를 포함한다.
Patent KR-102113502-B1 (KR)
IPC: H01J9/40
Filed: 2018-11-13
Granted: 2020-05-22
Abstract: 미생물 내성 판단 장치에 연관된다.  복수의 미생물에 대한 제1 영역 질량 스펙트럼 데이터 및 상기 복수의 미생물 각각의 내성 판단에 사용되는 제2 영역 질량 스펙트럼 데이터를 저장하는 데이터베이스를 포함하는 저장부; 및 상기 제2 영역 질량 스펙트럼 데이터와 판별할 미생물 시료의 질량 스펙트럼 데이터를 비교하여 항생제에 대한 내성을 판별하는 내성 판별 모듈을 포함하는 프로세서를 포함할 수 있다.
Patent KR-102108172-B1 (KR)
Inventor: MOON HEE KANG
IPC: B05D1/00
Filed: 2018-11-14
Granted: 2020-05-12
Abstract: The present invention relates to a transparent organic light emitting diode (10) utilizing a conductive polymer material, which includes a transparent substrate (100), a transparent electrode layer (200), an electron transport layer (300), a light emitting layer (400), and a conductive polymer layer (500). According to the transparent organic light emitting diode using the conductive polymer material and the manufacturing method proposed in the present invention, the cathode in the organic light emitting diode having a structure cannot be processed in the air. In order to solve the problem that deposition and deposition under high vacuum require a lot of time and costs to maintain the vacuum, an inverted organic light emitting diode which first forms the cathode on the transparent substrate (100) is manufactured, so that the process time and process costs can be reduced as the process is possible in the air.
Patent KR-101989375-B1 (KR)
Inventor: LEE SUNG HEE
IPC: B41J2/175
Filed: 2018-11-16
Granted: 2019-06-14
Abstract: The present invention relates to an ink circulation system capable of stably maintaining a meniscus state while maintaining dispersibility of particles distributed in ink or while maintaining viscosity of the ink. The ink circulation system is a supply system for supplying the ink to an ink-jet head including multiple nozzles discharging the ink. The ink circulation system includes: an ink storage unit storing the ink supplied to the ink-jet head; a pressure control device connected to the ink storage unit by a pressure control pipe and maintaining the meniscus state of the ink injected into the ink-jet head; a supply flow path connected to supply the ink from the ink storage unit to the ink-jet head; a collection flow path connected to return the ink remaining in the ink-jet head to the ink storage unit; and a circulation pump unit installed in the supply flow path or the collection flow path and forming the flow of the ink. The circulation pump unit has a composition in which multiple piezoelectric pumps are connected by being mixed in series and in parallel. According to the present invention, the ink circulation system has the circulation pump unit in which the multiple piezoelectric pumps are connected by being mixed in series and in parallel. Therefore, the circulation pump unit can improve the dispersibility and liquidity of the ink by circulating the ink between the ink storage unit and the ink-jet head while maintaining the meniscus state.
Patent KR-102107495-B1 (KR)
Title: Brassiere
Inventor: JUNG JI WON
IPC: A41C3/12
Filed: 2018-11-19
Granted: 2020-05-07
Abstract: The present invention relates to a brassiere comprises: a first brassiere unit including a pair of first cups, a first connection unit connecting the pair of first cups together, and a pair of back wearing bands (13) connected to the first connection unit; a second brassiere unit including a pair of second cups attached to the pair of first cups respectively and a second connection unit connecting the pair of second cups together; and a pair of shoulder bands connected to the first brassiere unit and the second brassiere unit.
Patent KR-102174720-B1 (KR)
IPC: C01G51/00
Filed: 2018-11-19
Granted: 2020-11-05
Abstract: 본 발명은 리튬복합산화물 및 이의 제조 방법에 관한 것으로서, 더욱 상세하게는 리튬복합산화물을 리튬 반응용 금속화합물과 혼합하고, 교반, 열처리하여 표면에 잔류 리튬과 리튬 저감용 금속화합물이 반응하여 형성되는 생성물을 포함하고, Ni 3+ 의 함량이 Ni 2+  함량보다 높고, Ni 3+ /Ni 2+ 의 비가 1.5 이상으로 잔류 리튬이 감소하면서도 수명 특성 및 용량 특성이 개선된 리튬복합산화물 및 이의 제조 방법에 관한 것이다.
Patent KR-101981627-B1 (KR)
Inventor: SONG SUN HO
IPC: B63B27/10
Filed: 2018-11-20
Granted: 2019-05-23
Abstract: According to the present invention, disclosed are an underwater recovery device and a system, which are positioned on the outside of a receiving unit, irradiate an ultrasonic pulse generated by using an active pulse having a variable frequency to an underwater vehicle, and provide a sound wave diagnosing unit in which the irradiated ultrasonic pulse receives an echo signal returned from the underwater vehicle to generate position data in accordance with a position of the underwater vehicle, thereby precisely identifying an assembly position of the underwater vehicle.
Patent KR-101962720-B1 (KR)
Inventor: KIM JINGOOG
IPC: G06F21/76
Filed: 2018-11-26
Granted: 2019-03-27
Abstract: According to the present invention, provided is a lookup table (LUT) information reverse engineering apparatus in an FPGA bit stream. The LUT information reverse engineering apparatus in an FPGA bit stream comprises: an LUT information reverse engineering DB generation unit including an LUT bit stream offset DB, an input pin bit offset DB, and a bit stream-INIT attribute value mapping table; and an LUT realization information reverse engineering unit extracting LUT information from an FPGA bit stream, and converting input pin information and an INIT attribute value into a logical formula to output the logical formula. The LUT used from the FPGA bit stream and a function realized by each LUT can be reverse-engineered into a logical formula form.
Patent KR-102126352-B1 (KR)
Title: 반도체 소자 및 그 제조 방법
IPC: H01L35/34
Filed: 2018-11-27
Granted: 2020-06-24
Abstract: 반도체 소자의 제조 방법이 제공된다. 상기 반도체 소자의 제조 방법은 기판 상에 서로 이격된 제1 예비 패턴 및 제2 예비 패턴을 형성하는 단계, 상기 제1 예비 패턴 및 제2 예비 패턴을 열처리하여, 상기 제1 예비 패턴을 제1 도전형 특성을 나타내는 제1 반도체 패턴으로 변형시키고, 상기 제2 예비 패턴을 제2 도전형 특성을 나타내는 제2 반도체 패턴으로 변형시키는 단계, 및 상기 제1 반도체 패턴 및 제2 반도체 패턴을 연결하는 전극을 형성하는 단계를 포함할 수 있다.
Patent KR-102001136-B1 (KR)
Title: Milling Clamp Assembly
Inventor: LEE SEUNG JEA
IPC: B23Q3/06
Filed: 2018-11-27
Granted: 2019-07-17
Abstract: The present invention relates to a milling clamp assembly to prevent damage to a machine and an accident. According to the present invention, the milling clamp assembly comprises: a base having a plurality of guide grooves, which are extended in one direction on an upper surface, formed in a direction perpendicular to one direction to be spaced apart; a plurality of moving pieces installed to move along the guide groove in one direction; a first fixed clamp installed on one longitudinal side of the guide groove on the base; a second fixed clamp installed on the other longitudinal side of the guide groove on the base; a moving clamp disposed from the second fixed clamp to the first fixed clamp in the longitudinal direction on the base at an interval and having a first slope downwardly tilted toward the second fixed clamp formed on a portion facing the second fixed clamp; a pressing clamp coming in contact with and disposed in a space between the second fixed clamp and the moving clamp and including a second slope formed in a corresponding shape to be able to relatively move along the first slope; and a coupling means screw-coupling the moving pieces to the first fixed clamp, the second fixed clamp, the moving clamp, and the pressing clamp, respectively.