baber/WOPTO huggingface dataset:
Patent KR-20200007775-A (KR)
Title: 요리 시스템
Inventor: TESSIER PHILIP
IPC: G06F3/0482
Filed: 2018-03-16
Abstract: 일 예에서, 휴대가능 장치가 제공되며, 이러한 휴대가능 장치는 하나 이상의 프로세서들을 포함하고, 여기서 프로세서들은 복수의 제 1 음식 이미지들을 결정하는 것과, 그리고 복수의 제 2 음식 이미지들을 결정하는 것을 수행하도록 동작가능하다. 제 1 음식 이미지들 각각은 각각의 제 1 요리 레시피와 관련된다. 제 2 음식 이미지들 각각은 각각의 제 2 요리 레시피와 관련된다. 프로세서들은 또한 제 1 세로열 및 제 2 세로열을 포함하는 제 1 그래픽 이미지를 디스플레이를 위해 전송하도록 동작가능하다. 제 1 세로열은 나란히 제시되는 제 1 음식 이미지들을 포함한다. 제 2 세로열은 나란히 제시되는 제 2 음식 이미지들을 포함한다. 프로세서들은 또한, 사용자가 특정 제 1 음식 이미지를 선택했다는 표시를 수신하는 것과, 제 2 음식 이미지들의 서브세트를 결정하는 것과, 그리고 나란히 제시되는 제 2 음식 이미지들의 서브세트를 포함하는 제 2 세로열이 포함된 제 2 그래픽 이미지를 디스플레이를 위해 전송하는 것을 수행하도록 동작가능하다.
Patent KR-20190126408-A (KR)
Title: 결합된 시야에 대한 상이한 회절 격자들을 갖는 스택된 도파관들
Inventor: OH CHULWOO
IPC: F21Y113/10
Filed: 2018-03-20
Abstract: 일 양상에서, 광학 디바이스는 포개어지게 형성된 복수의 도파관들 ― 개개의 회절 격자들이 복수의 도파관들에 형성됨 ― 을 포함하고, 개개의 회절 격자들은 개개의 회절 격자들에 입사된 가시광을 개개의 도파관들로 회절시키도록 구성되어, 개개의 도파관들로 회절된 가시광이 개개의 도파관들 안에서 전파된다.  개개의 회절 격자들은 개개의 FOV(field of view)들 내에서 개개의 도파관들에 입사된 가시광을 개개의 도파관들의 층 법선 방향들에 대해 개개의 도파관들로 회절시키도록 구성된다.  개개의 FOV들은, 복수의 도파관들이 개개의 FOV들 각각보다 더 크고 연속적인 결합된 FOV 내에서 가시광을 회절시키도록 구성되도록 한다.
Patent KR-20200106002-A (KR)
Title: 공기 조화기 실내기의 개폐문 어셈블리 및 이를 구비하는 공기 조화기 실내기
Inventor: CHEN LIANGRUI
IPC: F24F13/06
Filed: 2019-03-28
Abstract: 공기 조화기 실내기의 개폐문 어셈블리 및 이를 구비하는 공기 조화기 실내기에 있어서, 상기 공기 조화기 실내기의 개폐문 어셈블리는 수용홈 및 가이드홈이 설치되어 있는 개폐문 장착 플레이트, 장착 플레이트에 인접하거나 또는 개폐문 장착 플레이트에서 멀어지는 방향에서 이동이 가능한 개폐문, 개폐문에 연결되고 개폐문의 개폐문 장착 플테이를 향하는 일측에 위치하며, 이동이 가능하게 가이드홈 내에 설치되는 가이드부 및 수용홈 내에 설치되고 개폐문이 이동하도록 구동하기 위한 구동 어셈블리를 포함한다.
Patent KR-20190130000-A (KR)
Title: 헬리컬 톱니 벨트 전동 장치
Inventor: SUZUKI NORIHITO
IPC: F16H57/00
Filed: 2018-03-28
Abstract: 헬리컬 톱니 벨트 전동 장치(1)는, 벨트 폭 방향에 대하여 경사진 복수의 톱니부(12)를 가지는 헬리컬 톱니벨트(10), 구동 풀리, 종동 풀리를 가진다. 헬리컬 톱니 벨트(10)의 벨트 폭은 1mm 이상 20mm 이하이다. 헬리컬 톱니 벨트(10)의 심선(13)은, 고강도 유리 섬유 또는 탄소 섬유를 포함하고, 지름이 0.2mm 이상 0.9mm 이하의 꼰 코드이다. 구동 풀리 및 종동 풀리의 풀리 홈에 의한 헬리컬 톱니 벨트(10)의 톱니부(12)의 압축률은 0% 이상 5% 이하이다.
Patent KR-20190139237-A (KR)
Title: 용기용 가변 두께 프리폼
Inventor: THIBODEAU JAMES ALFRED
IPC: B29C49/02
Filed: 2018-04-04
Abstract: 용기용 프리폼은 제1 두께를 가지는 중공의 실린더형 메인 바디, 상기 제1 두께보다 큰 제2 두께를 가지는 중공의 실린더형 후육부분, 및 곡선형 엔드부분을 포함한다. 상기 메인 바디, 상기 후육부분 및 엔드부분의 내부 표면들은 캐비티를 형성한다.
Patent KR-20190132519-A (KR)
Title: 비디오 신호를 엔트로피 인코딩, 디코딩하는 방법 및 장치
Inventor: KOO MOONMO
IPC: H04N19/13
Filed: 2018-04-09
Abstract: 본 발명은, 비디오 신호를 복호화하는 방법에 있어서, 비트 스트림으로부터 마지막 0이 아닌 영역(last non-zero region)을 지시하는 신택스 요소(syntax element)를 복호화하는 단계, 여기서 상기 마지막 0이 아닌 영역은 스캔 순서상 마지막 0이 아닌 변환 계수(last non-zero transform coefficient)를 포함하는 영역을 나타냄; 현재 블록을 복수 개의 서브 영역들로 분할하는 단계; 및 상기 신택스 요소에 기초하여 상기 분할된 서브 영역들 중에서 상기 현재 블록의 마지막 0이 아닌 영역을 결정하는 단계를 포함하는 방법을 제공한다.
Patent KR-20200003903-A (KR)
Title: 조작된 리가제 변이체
Inventor: MILLER MATHEW G
IPC: C12N9/00
Filed: 2018-05-07
Abstract: 본 발명은 조작된 리가제 폴리펩타이드 및 이의 조성물뿐만 아니라 조작된 리가제 폴리펩타이드를 코딩하는 폴리뉴클레오타이드를 제공한다. 본 발명은 또한 진단 및 다른 목적을 위한 조작된 리가제 폴리펩타이드를 포함하는 조성물의 사용 방법을 제공한다.
Patent KR-20200014320-A (KR)
Title: Apcs의 발현을 억제하는 핵산
Inventor: ARIYAMA HIROYUKI
IPC: A61K31/713
Filed: 2018-05-31
Abstract: 본 발명은, 센스쇄 핵산 및 안티센스쇄 핵산으로 이루어지고, 적어도 11개의 염기쌍의 이중쇄 영역을 포함하는 이중쇄 핵산이며, 상기 안티센스쇄 핵산 중의, 적어도 17개의 뉴클레오티드이며 많아도 30개의 뉴클레오티드의 쇄길이의 올리고 뉴클레오티드쇄에 있어서, 서열 번호 1288∼1930 중 어느 것으로 표시되는 염기 서열을 포함하는 표적 APCS mRNA 서열과 상보적인 APCS 유전자의 발현을 억제시키는 이중쇄 핵산을 제공한다.
Patent KR-20200007953-A (KR)
Title: 스위치 모듈
Inventor: YAMADA TAKAYUKI
IPC: H04B1/00
Filed: 2018-06-25
Abstract: 스위치 모듈(1A)은 제1 주파수 대역 및 제2 주파수 대역을 동시 사용하는 제1 상태, 제1 주파수 대역만 사용하는 제2 상태, 제1 주파수 대역 및 제2 주파수 대역 모두 사용하지 않는 제3 상태를 전환하고, 필터(13A, 13B, 14X)와 안테나 스위치(12)를 포함하며, 제1 상태에서는 공통단자(12c)와 필터(13A 및 13B)가 접속되고 공통단자(12c)와 필터(14X)가 접속되지 않으며, 제2 상태에서는 공통단자(12c)와 필터(13A 및 14X)가 접속되고 공통단자(12c)와 필터(13B)가 접속되지 않는다.
Patent KR-20200008599-A (KR)
Title: Srs를 전송하는 방법 및 이를 위한 단말
Inventor: CHOI KUKHEON
IPC: H04L5/00
Filed: 2018-01-30
Abstract: 단말이 SRS를 전송하는 방법은 상기 단말이 복수의 심볼들 상에서의 SRS 전송을 위해 안테나 스위칭을 수행하도록 설정된 경우에 기지국으로부터 상기 복수의 심볼들 중에서 상기 SRS가 전송되는 심볼들을 지시하는 제 1 정보를 기지국으로부터 수신하는 단계; 및 상기 지시된 심볼들에서 상기 SRS를 전송하는 단계를 포함할 수 있고, 이 경우 상기 SRS는 상기 지시된 심볼들 각각에 대응되는 안테나 포트들을 통해 전송되고, 상기 지시된 심볼들 각각에 대응되는 안테나 포트들은 서로 다른 안테나 포트일 수 있다.
Patent KR-20200014859-A (KR)
Title: 양이온성 실리콘(ii) 화합물의 존재 하에서의 실록산의 제조
Inventor: FRITZ LANGHALS ELKE
IPC: C07F7/10
Filed: 2017-10-06
Abstract: 본 발명은 실록산의 제조 방법에 관한 것으로서, 이러한 방법에서, 
적어도 40℃에서 화합물  D 의 존재 하에 
화합물  A 는 화합물  B 와 반응하거나, 또는 
화합물  A 는 화합물  C 와 반응하거나, 또는  
화합물  B 는 화합물  C 와 반응하거나, 또는 
화합물  C 는 단독으로 반응하며, 
화합물  A 는 실리콘에 직접적으로 결합된 적어도 하나의 수소 원자를 포함하는 실란 또는 실록산이며, 
화합물  B 는 실리콘에 직접적으로 결합된 적어도 하나의 알콕시 모이어티를 포함하는 실란 또는 실록산이며, 
화합물  C 는 실리콘에 직접적으로 결합된 적어도 하나의 수소 원자 및 실리콘에 직접적으로 결합된 적어도 하나의 알콕시 모이어티를 포함하는 실란 또는 실록산이고, 
화합물  D 는 청구항 제1항에서 정의된 양이온성 Si(II) 화합물이고: 
본 발명은 혼합물  M 에 관한 것으로서, 
이러한 혼합물  M 은  
화합물  A 와 화합물  B , 또는  
화합물  A 와 화합물  C , 또는  
화합물  B 와 화합물  C   
및 화합물  D   
를 포함하되, 
단, 상기 화합물  B 는 비닐기를 갖지 않는다.
Patent KR-20210088109-A (KR)
Title: Preparation method for metal foam
Inventor: SHIN JONG MIN
IPC: B22F3/11
Filed: 2020-01-06
Abstract: The application relates to a device for manufacturing metal foam. According to the present application, the device for manufacturing metal foam can mass-produce metal foam which can uniformly secure excellent quality, for example, excellent mechanical properties, and can also freely adjust a size of the metal foam.
Patent KR-20210088271-A (KR)
Title: Motor and manufacturing method of stator included therein
Inventor: JUNG YOUNG HWAN
IPC: H02K15/02
Filed: 2020-01-06
Abstract: The present invention provides a motor which comprises: a shaft; a rotor coupled to the shaft; and a stator disposed to correspond to the rotor. The stator includes a plurality of divided cores and a plurality of insulators coupled to the plurality of divided cores. The plurality of divided cores include a yoke and a tooth protruding from the yoke. The plurality of insulators include a body surrounding the tooth and a guide extending from the body. A bridge protruding from the guide is included.
Patent KR-20210079156-A (KR)
Title: Method and appauatus for face verification using deep learning based real-time on-device
Inventor: MYUNGSU CHAE
IPC: G06F21/32
Filed: 2020-01-28
Abstract: Disclosed are a method and device for real-time on-device face authentication based on deep learning. The method for face authentication based on deep learning comprises: a step of performing a region of interest (ROI) pooling in a deep learning model used as a feature extractor for face detection; and a step of performing face authentication using a fixed length feature obtained through the ROI pooling. Therefore, the present invention is capable of allowing face authentication to be performed with a smaller amount of computation.
Patent KR-20210097520-A (KR)
Title: The regenerative thermal oxidizer
Inventor: KIM YU KYUNG
IPC: F23G7/07
Filed: 2020-01-30
Abstract: The present invention relates to a combustion oxidizer which comprises: a supply unit having a supply flow passage supplying target gas; a combustion chamber combusting the target gas provided from the supply unit; a discharge unit having a discharge flow passage discharging combusted gas that is combusted in the combustion chamber; a first preheating unit connected to the supply flow passage of the supply unit and heating the target gas introduced from the supply unit by using heat of the combusted gas; a catalyst unit disposed inside the combustion chamber; and a second preheating unit connected to the supply flow passage of the first preheating unit and discharging the target gas introduced from the first preheating unit to a front side of the catalyst unit after heating the target gas by using the heat inside the combustion chamber. The combustion oxidizer can improve a heat recovery rate without using a heat storage material which has high installation, maintenance, and replacement costs.
Patent KR-20210101363-A (KR)
Title: Display device and method for manufacturing display device
Inventor: YOO YOUNG HOON
IPC: H01L21/28
Filed: 2020-02-07
Abstract: A display device comprises a pixel array arranged in a display region, a connection pad arranged in a pad region, and a transmission wire electrically connected to the connection pad to transmit a driving signal or power to the pixel array. The pixel array comprises a first electrode having a multilayer structure including a metal layer and a metal oxide layer, an organic light emitting layer arranged on the first electrode, and a light emitting element including a second electrode arranged on the organic light emitting layer. The connection pad comprises an upper pad conducting layer having a single layer structure of a metal oxide. Therefore, the display device increases reliability.
Patent KR-20210104498-A (KR)
Inventor: LEE KWANG HUN
IPC: G11C8/18
Filed: 2020-02-17
Abstract: Provided is a semiconductor device, which includes: a control signal generation circuit which enters a copy operation according to a combination of logic levels of the first and second operation control signals, and generates a transfer control signal according to a result of detecting a logic level of bits included in first internal data in the copy operation; and an input/output control circuit which generates first and second data by inverting or non-inverting a logic level of the first internal data according to the transfer control signal.
Patent KR-20210107326-A (KR)
Title: Assembly Structure For Shielding Electromagnetic Interference
Inventor: SHIN HYUN HO
IPC: E04B1/92
Filed: 2020-02-24
Abstract: The present invention relates to a prefabricated structure for EMI shielding, which can provide an isolation space of a small size in a building by an assembly method of attaching a panel member to a support member. In accordance with the present invention, the prefabricated structure for EMI shielding comprises: a support member connecting a plurality of frames extended in a longitudinal direction to form a framework of an isolated space structure in a building; a bracket connecting the gap between the frames of the support member; and a panel member of a multi-layer structure forming a wall of the space structure, wherein a sound absorbing material, an EMI shielding material, and a finishing material are laminated on each other. The support member has a middle frame positioned between a bottom frame and a top frame arranged in parallel with each other at different heights in four directions. A vertical frame vertically erected on a corner of the space structure is used to vertically connect the gap between an end of the top frame and an end of the bottom frame. An auxiliary frame vertically connecting the gap between the top frame and the middle frame is used to divide the wall formed by the panel member. A fastening member is used to attach the finishing material of the panel member to the support member for the finishing material to be exposed to the outer surface of the wall. The EMI shielding material and the sound absorbing material are buried and installed on the rear surface of the finishing material to form a wall of a predetermined thickness.
Patent KR-20210111011-A (KR)
Title: System for providing visualization service regarding pre-processing and post-processing of open field operation and manipulation solver
Inventor: OH SUNG BAE
IPC: G06F30/12
Filed: 2020-03-02
Abstract: The present invention relates to a pre-processing and post-processing visualization service providing system of an open-field operation and manipulation (FOAM) solver. An objective of the present invention is to provide computational fluid mechanics software that anyone can easily use through the construction of a graphic user interface for visualizing the pre-processing and post-processing of an open-FOAM solver. The pre-processing and post-processing visualization service providing system of the open FOAM solver comprises: a mesh information generator for receiving input of three-dimensional modelling data of a target object to generate mesh information on the target object in a graphic user interface environment based on the three-dimensional modelling data; a solver selector for selecting a solver of the open FOAM for computational fluid mechanics interpretation work according to setting of the temporal and physical characteristics of the target object; and a graphic user interface environment providing unit including a first graphic user interface for receiving input of output for performing computational fluid mechanics interpretation work of the target object and a setting value with respect to a calculation condition based on the mesh information generated from the mesh information generator and the solver selected by the solver selector.
Patent KR-20210112723-A (KR)
Title: Composition for preventing or treating Huntington's disease comprising gintonin
Inventor: IK HYUN CHO
IPC: A61P25/14
Filed: 2020-03-06
Abstract: The present invention relates to a composition for preventing, alleviating or treating Huntington's disease, including gintonin as an active ingredient. It is shown that the composition including gintonin according to the present invention activates the Keap1-Nrf2 signaling path to inhibit the NF-κB and MAPKs signaling paths, thereby alleviating nerve disorders caused by 3-NPA and striatum toxicity and realizing a beneficial effect in STHdh cells and a Huntington's disease mouse model infected with adeno-associated virus (AAV) vectors. Therefore, the composition according to the present invention is useful as a composition for preventing, alleviating or treating Huntington's disease.
Patent KR-20200115135-A (KR)
Inventor: YOKOMORI TSUYOSHI
IPC: H01L21/52
Filed: 2020-03-09
Abstract: The present invention aims to provide a semiconductor manufacturing apparatus which is able to easily change a lifting sequence. The semiconductor manufacturing apparatus comprises: a lifting unit which has a plurality of blocks coming in contact with a dicing tape; a head which has a collet adsorbing a die and is able to move up and down; and a control unit which controls the operation of the lifting unit and the head. The lifting unit is configured to allow the plurality of blocks to respectively and independently operate. The control unit is configured to compose the lifting sequence of the plurality of blocks with a plurality of steps, and to control the operation of the plurality of blocks based on a time chart recipe which is able to set the height and speed of the plurality of blocks for each block and each step.
Patent KR-20200113166-A (KR)
Inventor: SCHONHENSE GERD
IPC: H01J49/00
Filed: 2020-03-18
Abstract: An electron imaging apparatus (100) configured for electron transfer along an electron optical axis (OA) to an energy analyzer apparatus (200) of an electron (2) emission sample (1) includes: a sample-side first lens group (10); an analyzer-side second lens group (30); and a deflector apparatus (20) configured to deflect the electrons (2) in a deflection direction perpendicular to the electron optical axis (OA) on the exit plane of the electron imaging apparatus (100). Here, the first lens group (10) is configured to form a first reverse plane (RP1) in the first lens group (10), form a first Gaussian plane (GP1) between the first and second lens groups (10, 30), generate a first momentum distribution image with respect to the momentum distribution of the electrons (2) from the sample (1) on the first reverse plane (RP1), and generate a first Gaussian image of the sample (1) on the first Gaussian plane (GP1). The second lens group (30) is configured to form a second reverse plane (RP2) on the analyzer side of the second lens group (30) and generate a second momentum distribution image with respect to the momentum distribution of the electrons (2) on the second reverse plane (RP2). The first lens group (10) is configured to generate the first Gaussian image of small dimension so that the second momentum distribution image generated by the second lens group (30) becomes a parallel image. Also described are an electron spectrometer apparatus, an electron transfer method, and an electron spectroscopy method.
Patent KR-20210119125-A (KR)
Title: a cap for a beverage container with a perforated tip formed
Inventor: LEE CHEONG WON
IPC: B65D51/22
Filed: 2020-03-24
Abstract: The present invention relates to a cap used in drinking beverages such as coffee, juice, and tea, stored in a rigid container and sealed with a lid seal and, more specifically, to a cap for a beverage container with a perforated tip. The beverage container is sealed with a lid seal using a film or the like as a member and distributed. For the purpose of preventing damage and contamination of the lid seal, the beverage container is covered with a plastic cap and distributed. In order to drink the contents by using a straw, the lid seal is punched by the straw through a straw hole provided in the cap, and the contents are drunk. For the purpose of solving a problem of an environmental load caused by the straw, the perforated tip is provided on the outer periphery of the upper surface of the cap for a beverage container. In order to drink the beverages in the beverage container which is sealed with the lid seal, covered with the cap, and distributed, a tip is formed at an upper portion of the cap. The tip is a means for forming an outlet for the contents in the inner periphery of the beverage container sealed with the lid seal and enabling a user to drink the contents through the outlet formed in the cap.
Patent KR-20200115350-A (KR)
Inventor: LEGROVE GRAHAM
IPC: H01J37/20
Filed: 2020-03-27
Abstract: A positioning system can include a guide, a carrier element configured to engage and convey a workpiece, a motor having a mover element, a restraint coupled to the carrier element, and an actuator disposed between the restraint and the carrier element. The guide can be movable relative to a horizontal reference plane so that the carrier element coupled to the guide is inclined with respect to the horizontal reference plane. At least the mover element of the motor can be coupled to the carrier element and can be configured to move the carrier element along the guide. The restraint can be configured to selectively engage the guide to restrain movement of the carrier element in at least one direction along the guide when the guide is inclined out of the horizontal reference plane. The actuator can be configured to displace the carrier element relative to the restraint along the guide when the restraint is engaged with the guide.
Patent KR-20210120611-A (KR)
Title: Blockchain based energy management system
Inventor: LEE JAE JOON
IPC: G06Q50/06
Filed: 2020-03-27
Abstract: The present invention relates to a blockchain-based integrated energy management system capable of intelligently managing and saving energy. According to the present invention, the blockchain-based integrated energy management system comprises: energy facilities capable of producing or storing energy related to a carbon emission right trading system; a plurality of servers collecting facility information from the energy facilities and processing the collected facility information into facility management information to register the facility management information in a blockchain network; and a manager terminal transmitting the facility management information to any one of the servers on the blockchain network or receiving the facility management information and an alarm from any one of the servers on the blockchain network. Any one of the plurality of servers determines whether to provide the facility management information and alarm to a manager, when the facility information collected from any one of the servers on the blockchain network is registered as the facility management information so that a hash value of the facility management information is generated and shared on the blockchain, stores the shared facility management information hash value, and exchanges the hash values shared with at least one of the servers on the blockchain network every preset period to determine whether the exchanged hash values match each other, thereby detecting forgery or falsification of the facility management information.
Patent KR-20210121541-A (KR)
Inventor: PARK SUNG HYUK
IPC: C22C23/00
Filed: 2020-03-30
Abstract: The present invention relates to a magnesium alloy extruded material comprising: 2.0-8.0 wt% of bismuth (Bi); 0.5-6.5 wt% of aluminum (Al); and the remainder consisting of magnesium (Mg) and inevitable impurities. The magnesium alloy extruded material according to the present invention includes more aluminum (Al) in a Mg-Bi binary alloy to have fine second-phase (Mg_3Bi_2) particles extracted during extrusion, with a microstructure composed of uniform and fine grains obtained by expedited dynamic recrystallization during extrusion, and therefore, has significantly improved strength and elongation compared to a conventional magnesium extruded material even without inclusion of rare earth metals.
Patent KR-20200120535-A (KR)
Inventor: KIM SUN WOO
IPC: H04L1/18
Filed: 2020-04-07
Abstract: The present disclosure relates to a method for providing a V2X service in new RAT and a device thereof. Embodiments of the present invention provide a method for controlling a sidelink HARQ feedback operation by a terminal. The method comprises the steps of: receiving groupcast sidelink data from a transmission terminal through physical sidelink shared channel (PSSCH); determining whether to transfer HARQ feedback information of the groupcast sidelink data based on positioning information of the transmission terminal; and transmitting the HARQ feedback information if the transmission of the HARQ feedback information is determined.
Patent KR-20210028061-A (KR)
Title: Apparatus and facilities for preventing tresspass of animal
Inventor: YOO KYEONG CHEOL
IPC: E04H17/00
Filed: 2020-04-08
Abstract: An animal intrusion prevention facility according to an embodiment of the present invention includes: a first vertical support installed in a direction perpendicular to the ground; a second vertical support installed in a direction perpendicular to the ground and spaced apart from the first vertical support in a predetermined distance; a horizontal support located at a predetermined height from the ground, and fixed to each of the first vertical support and the second vertical support; and an animal intrusion prevention device installed on the horizontal support and configured to rotate around the horizontal support. The animal intrusion prevention device includes: first and second fixing portions fixed to the horizontal support; and first and second main body portions including a plurality of pins and configured to rotate the horizontal support along the first and second fixing portions.
Patent KR-20210133454-A (KR)
Title: Carbon fiber carbon sheet and manufacturing method thereof
IPC: D06M15/423
Filed: 2020-04-29
Abstract: The present invention relates to a carbon fiber sheet and a manufacturing method thereof. According to the present invention, when a carbon fiber sheet is manufactured by using an impregnated resin having a carbonization yield of 60-90%, thermal shrinkage of a carbonized resin during a high-temperature heat treatment process is decreased and high strength is maintained, thereby providing a carbon fiber sheet that can minimize the occurrence of defects such as fiber waviness and bending. Thus, when the carbon fiber sheet according to the present invention is applied as carbon paper of a fuel cell, the manufacturing yield and power generation efficiency of a fuel cell can be improved by easily forming an interphase with other layers in the cell.