baber/WOPTO huggingface dataset:
Patent KR-20220030791-A (KR)
Title: Sub pcb, pcb assembly board including the same, and electronic devices using the same
Inventor: KWON HYUK WOON
IPC: H05K3/36
Filed: 2020-09-03
Abstract: The present invention may provide a PCB assembly substrate comprising: a main PCB with a mounting hole penetrating one surface thereof; and a sub-PCB fastened to the main PCB and electrically connected to the main PCB, wherein the sub-PCB comprises a sub-PCB main body inserted into the mounting hole and formed with a sub-connection terminal for connection with a main connection terminal of the main PCB, and a locking pin located at the back with respect to an insertion direction, coupled to the sub-PCB main body to protrude from a front surface and a rear surface of the sub-PCB main body, and contacted to the main PCB by being hung to the main PCB when the sub-PCB main body is inserted into the mounting hole. Therefore, the present invention can provide an effect of improving workability and productivity.
Patent KR-20220030801-A (KR)
Inventor: RYU JE BOK
IPC: E04B5/04
Filed: 2020-09-03
Abstract: Provided is a mold for manufacturing a concrete deck product, which reduces equipment costs and manufacture a concrete deck product with excellent strength and quality. The mold for manufacturing a concrete deck product comprises: a floor member which is installed horizontally; a pair of side wall members which are installed vertically with the floor member interposed therebetween, and allow the lower portion thereof to be fastened to the floor member by using a fastener; and a pair of doors which open and close both end surfaces of a deck forming space formed between upper portions of the pair of side wall members.
Patent KR-20220031229-A (KR)
Inventor: JEONG JAE YUN
IPC: C06B23/00
Filed: 2020-09-04
Abstract: The present invention provides a washcoat composition for repairing a solid propellant and a method for repairing a solid propellant using the same, in which the washcoat composition contains: (a) at least one volatile solvent selected from the group consisting of acetonitrile (ACN), trichloroethylene (TCL), and acetone; (b) at least one polymer curing agent selected from the group consisting of dimer diisocyanate (DDI), isophorone diisocyanate (IPDI), hexamethylene diisocyanate (HDI), and toluene-2,4-diisocyanate (TDI); and (c) at least one curing catalyst selected from the group consisting of tris(acetylacetonate)iron(III) (FeAA) and triphenylbismuth (TPB). The present invention can enable effective repair of the solid propellant by a simple method.
Patent KR-20220032859-A (KR)
Inventor: HA KYUNG HO
IPC: H04L49/00
Filed: 2020-09-08
Abstract: The present invention relates to a communication cable, which includes 8 pair units to simultaneously provide voice data transmission/reception and general data communication functions. The communication cable can reduce the number of communication cables and minimize the diameter of cables while forming the cables in a circular shape.
Patent KR-20220034345-A (KR)
Inventor: YONGMOOK KANG
IPC: H01M4/02
Filed: 2020-09-11
Abstract: An organic active electrode including a positive electrode active material according to an embodiment of the present invention is an organic active electrode for an organic battery including a positive electrode active material, wherein the positive electrode active material includes organic salt in which a non-coordinating anion is ionically bonded to an organic compound, and the non-coordinating anion includes hexafluorophosphate.
Patent KR-20220035535-A (KR)
Title: Folding seat
Inventor: SHIN JAE KWANG
IPC: B60N2/22
Filed: 2020-09-14
Abstract: A content disclosed in the present specification relates to the provision of a folding seta which can be folded by an operation of a lever from various positions and which improves utility of a surrounding space. According to one embodiment of the content disclosed in the present specification, the folding seat comprises: a seat frame; a seatback frame which is disposed crosswise at the rear of the seat frame and has one side coupled with the seat frame to be rotatable; and a locking unit of which one side is coupled with the seatback frame and the other side is coupled with the seat frame to be rotatable between the seat frame and the other side of the seatback frame. The locking unit is formed to be partially inserted in the rear of the seat frame or separated from the seat frame according to an operation.
Patent KR-20220035575-A (KR)
Title: GDF11 PCBP2 microRNA Composition for controlling expression of GDF11 gene comprising PCBP2 and microRNA
Inventor: CHANSEOK SHIN
IPC: C07K14/47
Filed: 2020-09-14
Abstract: The present invention relates to a composition for controlling expression of the GDF11 gene, comprising PCBP2 and microRNA. The PCBP2 protein and microRNA-93-5p of the present invention can interact to each other to control the expression of GDF11, an anticancer gene, so that it is expected to be usefully used for prevention, improvement or treatment of cancer.
Patent KR-20220037110-A (KR)
Title: Porous nanocomposite electrodes containing redox active organics, graphene, and cellulose fiber, method of manufacturing the same, and secondary battery including the same
Inventor: JEON SEOK WOO
IPC: H01M4/36
Filed: 2020-09-17
Abstract: A disclosed porous composite electrode includes: an organic compound having a redox center; graphene non-covalently bonded to the organic compound; and cellulose fibers that form a porous structure by dispersing the organic compound and the graphene. The porous composite electrode has high mechanical properties.
Patent KR-20210037558-A (KR)
Title: Modified agent, modified conjugated diene-based polymer comprising the same and method for preparing the polymer
Inventor: PARK HYEON JONG
IPC: C08F8/30
Filed: 2020-09-23
Abstract: The present invention relates to a modifying agent that can be used in the modification of a conjugated diene-based polymer, has excellent affinity with a filling agent, and thus allows the mixing properties of the conjugated diene-based polymer to be improved, a modified conjugated diene-based polymer including a functional group derived from the modifying agent, and a method for preparing the polymer. The present invention provides a modified conjugated diene-based polymer including conjugated diene-based monomer-derived repeating units and including, at at least one terminal, a modifying agent-derived functional group represented by chemical formula 1.
Patent KR-20220042692-A (KR)
Title: Antena substrate
Inventor: SON YOUNG JOON
IPC: H05K1/02
Filed: 2020-09-28
Abstract: According to an embodiment of the present invention, an antenna substrate comprises: a substrate; an antenna pattern layer on the substrate; a first solder register layer including a resin and inorganic filler on the substrate and antenna pattern layer; and a second solder register layer including the resin and inorganic filler on the first solder register layer. The second solder register layer has a dielectric permittivity and thickness bigger than the first solder register layer.
Patent KR-20220043738-A (KR)
Title: Integrated circuit including asymmetric decoupling cell and method for designing the same
Inventor: CHO SUNG WE
IPC: H01L27/092
Filed: 2020-09-29
Abstract: According to exemplary embodiments, an integrated circuit is provided. The circuit is an integrated circuit comprising at least one decoupling cell, wherein the at least one decoupling cell comprises at least one P-type decoupling MOSFET and at least one N-type decoupling MOSFET. The number of the at least one P-type decoupling MOSFET may be different from the number of the at least one N-type decoupling MOSFET.
Patent KR-20220011557-A (KR)
Title: High-lane count optical transceiver with built-in self test
Inventor: PARKER JOHN
IPC: H04B10/40
Filed: 2020-10-12
Abstract: An optical device, such as an optical transceiver, may include a cascaded embedded self-test structure that can be configured in a testing mode by using an active power mode and sufficiently attenuate light far away from a loopback path in the inactive power mode. The optical device may include a wafer upper end emitter used to tune a light source for testing and correcting optical components while the embedded self-test structure is in an active mode.
Patent KR-20220018390-A (KR)
Inventor: KIM HEE YOUNG
IPC: B24B23/00
Filed: 2020-10-15
Abstract: A polishing tool having a flexible handle according to the present invention allows a user to adjust the angle of the handle of the polishing tool according to user's preference so as to reduce work fatigue, and increase work efficiency by working in a more comfortable posture. The polishing tool of the present invention includes a tool body and an auxiliary handle coupled to one point of the tool body, and the auxiliary handle is coupled to the tool body through a ball casing and a ball joint.
Patent KR-20220052222-A (KR)
Inventor: LEE DONG JIN
IPC: H04L65/40
Filed: 2020-10-20
Abstract: According to the present invention, disclosed are an NF service interworking support device and an NF service interworking support method, which implement a service agent 1:N in 5G SCP Domain and a dual/hierarchical structure of communication between a service agent and an SCP Controller based on communication between the service Agents. The NF service interworking support device includes: a role securing unit which secures a processing rule for processing the interworking between the NF services from an interworking controller which controls the interworking between the NF services in a first service agent for processing the interworking between the NF services for the NF (Network Function) service; and an interworking control unit which shares part or all of the processing rule with the second service agent in the first service agent.
Patent KR-20220053346-A (KR)
Inventor: SEOL JIN YOUNG
IPC: A41D27/24
Filed: 2020-10-22
Abstract: The present invention relates to a mask which can effectively protect the user's respiratory part from viruses and bacteria by effectively blocking the respiratory part (mouth, nose) of a user with a small face size. More specifically, the present invention relates to a dental-type mask comprising: a mask body part (10) covering a part of the user's face; an ear band (13) connected to the mask body (10); and a nose support (12) provided on the mask body part (10) and made of a more rigid core than the mask body part (10). In at least a part of the mask body part (10), wrinkle parts (11) formed by bending the body part (10) are present in a number of one or more to seven or less. Some of the wrinkle parts (11) are welded so that the wrinkle parts (11) are coupled to the body part (10) or the wrinkle parts (11) are coupled to each other.
Patent KR-20220058023-A (KR)
Inventor: IN KYUNG PHIL
IPC: B01D53/86
Filed: 2020-10-30
Abstract: The present invention relates to a photocatalytic filter having a light scattering layer, which can effectively transmit UV rays when harmful gases decompose using the ultra violet (UV) generated from a light source. The photocatalytic filter comprises: a housing forming a circumferential surface of the photocatalytic filter; a light reflecting plate, which is installed on a rear surface of the housing and has an inlet hole through which harmful gases are introduced; a light source support plate installed on one side of the light reflecting plate and for fixing the light source; a light scatterer, which is installed on one side of the light source, and has a plurality of light scattering holes embedded therein; and a photocatalytic material support, which is installed on one side of the light scatterer, has a plurality of through holes, and has a surface coated with a photocatalytic material.
Patent KR-20220059863-A (KR)
Inventor: PARK HUI YEONG
IPC: B25J11/00
Filed: 2020-11-03
Abstract: The present invention relates to coding education device and system for easily understanding the concept of coding by arranging blocks corresponding to unit program commands output on a display part of a coding education device in a row by drag-and-drop, controlling a robot by executing a series of coded commands, and providing a sense of achievement according to coding performance and motivation for coding. One problem to be solved by the proposed invention is to arrange blocks corresponding to unit program commands output on the display part of the coding education device in a row by drag-and-drop so that the concept of coding can be easily understood.
Patent KR-20220065115-A (KR)
Title: Mixing apparatus for aeration tank
Inventor: KO HAK YOON
IPC: C02F3/26
Filed: 2020-11-12
Abstract: The present invention relates to a stirring device for an aeration tank to significantly reduce an aeration treatment time by effectively removing a large amount of nitrogen flowing into an aeration tank through an aerating tube and supplying pure oxygen at the same time. According to an embodiment of the present invention, a stirring device for an aeration tank installed in a nozzle part of an aeration pipe in the aeration tank comprises: a housing having a receiving part whose side is surrounded by a perforated net, spaced apart at an upper part of the nozzle part of the aeration pipe; biofilter material filled in the receiving part of the housing; an underwater pump provided on the upper part of the housing and having a suction pipe inserted into the biofilter material provided on the lower side, and a discharge pipe provided on one side to allow wastewater in the aeration tank to flow into the suction pipe through the perforated net and the biofilter material and then flow into the discharge pipe to discharge back into the aeration tank; and an ejector formed in the discharge pipe of the underwater pump and allowing pure oxygen to be mixed from the outside when discharged through the discharge pipe.
Patent KR-20220067793-A (KR)
Title: Vehicle insurance recommendation system based on user location
Inventor: LEE JONG HWA
IPC: G06Q40/08
Filed: 2020-11-18
Abstract: The present invention relates to a vehicle insurance recommendation system based on the location of a user The vehicle insurance recommendation system based on the location of a user comprises: a location collection unit which collects the location of a terminal through a vehicle terminal or a user terminal located in a vehicle; an insurance search unit which searches for a list of effective insurances effective in the current area to which the location of the terminal belongs, based on the list of effective insurances for each region; and an output unit which provides the searched list of effective insurances to the vehicle terminal or the user terminal. Therefore, the vehicle insurance recommendation system can continuously recommend insurances to which the user can subscribe, based on the real-time location of the user, so that the user can actively cope with unexpected situations or accidents.
Patent KR-20210064074-A (KR)
Title: Communication node, communication system and operating method thereof
Inventor: KIM HYUN CHAE
IPC: H04W56/00
Filed: 2020-11-19
Abstract: According to an embodiment of the present invention, an operating method of a communication system using physical layer partitioning comprises the following steps of: extracting an initial random access signal from an uplink signal in a first physical layer of a first communication node of a communication system; reducing a data amount of the extracted initial random access signal in the first physical layer; and calculating, in a second physical layer of a second communication node of the communication system, a time synchronization difference by using an initial random access signal having the reduced data amount.
Patent KR-20220072099-A (KR)
Title: 신선초 추출물과 이를 함유하는 건강식품 및 그 제조방법
Inventor: CHOI EUN JEONG
IPC: A23L33/12
Filed: 2020-11-24
Abstract: 본 발명은 신선초 추출물과 이를 함유하는 건강식품 및 그 제조방법에 관한 것으로서, 더욱 상세하게는 신선초를 초임계 추출하여 항산화 유효성분 등 활성성분을 크게 증대시킨 신선초 추출물과 이를 포함하는 건강식품에 관한 것이다. 본 발명에 의한 신선초 초임계 추출물은 트랜스 칼콘을 함유하고 다른 칼콘 성분도 과량 함유하여 항산화 효과 등 활성이 월등하게 우수하다.
Patent KR-20220072356-A (KR)
Title: 로드 지지용 볼 지지체를 구비한 너클 링크 프레스장치
Inventor: JEONG HAE JO
IPC: B30B1/26
Filed: 2020-11-25
Abstract: 본 발명은 모터의 동력을 전달받아 너클기구로 슬라이더를 승하강시켜 소재를 프레스 가공하는 로드 지지용 볼 지지체를 구비한 너클 링크 프레스장치이며, 상기 너클기구는 상기 모터의 회전력을 전달받아 일단부 측에 편심되게 메인 회전축을 중심으로 회전하는 커넥팅 로드부재, 상기 커넥팅 로드부재의 타단부 측에서 상부에 제1연결 힌지부로 회전 가능하기 힌지 결합되고, 상부 측에서 로드 지지체에 제3연결 힌지부로 회전 가능하게 힌지 결합하는 상부 로드부재, 상기 커넥팅 로드부재의 타단부 측에서 하부에 제2연결 힌지부로 회전 가능하기 힌지 결합되며 하단부에서 상기 슬라이더와 제4연결 힌지부로 연결되는 하부 로드부재를 포함하며, 상기 커넥팅 로드부재에는 타단부 측의 상부에 상기 상부 로드부재에 접촉되어 상기 상부 로드부재의 회전 시 회전되는 제1볼 지지체가 위치되고,  타단부 측의 하부에 상기 하부 로드부재에 접촉되어 상기 하부 로드부재의 회전 시 회전되는 제2볼 지지체가 위치되어 링크의 내구성을 확보하고, 프레스 작업의 안정성을 크게 향상시킬 수 있다.
Patent KR-20220073196-A (KR)
Inventor: SONG HO BIN
IPC: A47F5/00
Filed: 2020-11-26
Abstract: 매장 진열대를 조립식으로 바로 끼워서 사용할 수 있게 함으로써, 매장 진열대가 차지하는 공간을 줄일 수 있게 되어 이를 운송하는데에도 편리할 뿐만 아니라 한꺼번에 많은량을 쉽게 이송시킬 수 있게 한 매장용 진열대가 제공된다. 
상기 매장용 진열대는 프레임; 주문자 오더에 의해 커스터마이징 제작되며, 상기 프레임에 임의 선택적으로 조립되어 장착되는 선반; 관리자 검토에 의해 상기 선반의 형태에 따라 맞춤 제작되며, 상기 선반을 지지하는 클램프 브라켓을 포함하는 것을 특징으로 한다.
Patent KR-20220073953-A (KR)
Inventor: KIM SE YOUN
IPC: A61K8/92
Filed: 2020-11-27
Abstract: 본 발명에 따른 두피 및 모발보호용 혼합원료 조성물은 정제수, 올리브오일, 코코넛오일, 허브추출물, 알칼리원료물을 혼합한 후 주기적으로 교반하여 제1 혼합물을 제조하는 제1 단계; 상기 제1 혼합물을 숙성한 후 교반하여 제형을 안정화하고, 숙성시킨 후 허브수를 혼합하여 제2 혼합물을 제조하는 제2 단계; 상기 제2 혼합물을 주기적으로 교반하여 점성을 형성하고, 젤라틴을 혼합한 후 가열처리하여 제1 조성물을 제조하는 제3 단계;  상기 제1 조성물에 발효효소를 혼합한 후 교반하여 제3 혼합물을 제조하는 제4 단계; 상기 제3 혼합물에 단백질 분해효소를 투입하고 회전방식으로 교반하여 두피 및 모발보호용 혼합원료 조성물을 제조하는 제5 단계;를 포함한다.
Patent KR-20220075160-A (KR)
Inventor: KIM HEE WON
IPC: G01M99/00
Filed: 2020-11-28
Abstract: 본 발명은 차량용 테일게이트(전동 트렁크) 시스템의 작동 상태를 검사하는 차량용 테일게이트 자동검사 장치 및 그 제어방법에 관한 것으로, 보다 상세히는 테일게이트의 단위 시간내 여닫이 횟수 데이터뿐만 아니라, ECU와, 테일게이트 구동부(예를들어, 부저, 파워렛치, 안티센서, 스핀들모터 등)와, 제어 스위치(예를들어, Inner Trim SW 등)의 연결상태 및 작동상태를 검사하기 위한 센서들로, 전압, 전류 센싱 데이터를 검출하여 출력하고, 또한, 검출된 데이터를로부터 빅데이터를 생성하고, 빅데이터를 통해 회귀분석을 행하여 내구평가를 행하는, 차량용 테일게이트 자동검사 시스템 및 그 제어방법에 관한 것이다. 
본 발명의 차량용 테일게이트 자동검사 시스템은, 차량의 트렁크에 탑재되어, 테일게이트의 단위 시간내 여닫이 횟수뿐만 아니라, 차량의 테일게이트 시스템에서 ECU를 포함하는 제어구동수단들의 입력단 또는 출력단에서 검출된 신호들을 제어구동수단 상태신호로써 검출하고, 검출된 제어구동수단 상태신호를 메인서버로 전송하는, 테일게이트 자동검사 장치; 테일게이트 자동검사 장치로부터 수신된 제어구동수단 상태신호를 데이터베이스에 저장하여 빅데이터를 형성하고, 상기 빅데이터를 이용하여 회귀분석을 행하여 각 제어구동수단에 따른 내구평가를 행하는, 메인서버;를 포함하는 것을 특징으로 한다.
Patent KR-20220081432-A (KR)
Title: 생체 정보 측정을 위한 센서를 포함하는 전자 장치
Inventor: CHOI HYOUNG MIN
IPC: A61B5/297
Filed: 2020-12-08
Abstract: 일 실시 예에 따른 전자 장치는FPCB (flexible printed circuit board), 관성 센서, 상기 FPCB와 전기적으로 연결되는 적어도 하나의 센서, 상기 적어도 하나의 센서 및 상기 관성 센서와 연결되는 적어도 하나의 프로세서를 포함하고, 상기 적어도 하나의 프로세서는 상기 관성 센서를 통해 운동량을 측정하고, 상기 운동량이 기준값 미만인 경우, 상기 적어도 하나의 센서를 통해 제1 생체 신호를 획득하고, 상기 운동량이 기준값 이상인 경우, 상기 적어도 하나의 센서를 통해 제2 생체 신호를 획득하고, 상기 제1 생체 신호 및/또는 상기 제2 생체 신호에 기반하여, 지정된 기능을 수행할 수 있다.
Patent KR-20220083010-A (KR)
Title: 컬러 박스 제조 방법
Inventor: CHO KEUN HO
IPC: C09D11/02
Filed: 2020-12-10
Abstract: 본 발명은 컬러박스 제조 방법에 관한 것으로서, 스크린 인쇄기법을 통해 1차 컬러 인쇄를 하고, 물풀, 투명잉크 및 펄 파우더로 이루어진 특정의 도료를 사용하여 재차 펄 무늬를 형성하여 박스를 제작함으로써 포장 박스 표면이 상온에서 경화가 가능하면서도 펄 무늬의 탈리나 묻어남이 없어 별도의 표면 코팅 처리를 수행하지 않아도 되므로 생산성 향상이나 비용절감을 할 수 있는 효과를 제공한다.
Patent KR-20210074226-A (KR)
Title: Pharmaceutical composition for preventing or treating liver cancer comprising an inhibitor of MYC enhancer expression as an active ingredient
Inventor: CHAI YOUNG GYU
IPC: C12N15/113
Filed: 2020-12-11
Abstract: The present invention provides a novel enhancer area for controlling MYC expression in liver cancer cells and provides oligonucleotides for reducing the expression of the enhancer area. Therefore, it is possible to be usefully used for preventing or treating liver cancer by preventing the progression of MYC-dependent cancer.
Patent KR-20210077621-A (KR)
Title: Method and apparatus for transmitting and receiving data in fronthaul
Inventor: LEE JAE SEUNG
IPC: H04L5/00
Filed: 2020-12-15
Abstract: A method for transmitting and receiving data in a fronthaul and a device thereof are disclosed. An operating method of a first communication node comprises the following steps of: sending a first control plane message including first resource allocation information of first type data to a second communication node; transmitting a first user plane message including the first type data to the second communication node in resources indicated by the first resource allocation information; and transmitting a second control plane message including second resource allocation information of second type data and a preemption indicator indicating that the second type data is transmitted using preempted resources to the second communication node when the second type data is generated.
Patent KR-20210019982-A (KR)
Inventor: JUNG MUN SUNG
IPC: A61D3/00
Filed: 2020-12-16
Abstract: The present invention relates to a restraint device, and more specifically, to a restraint device for inspecting of cock testicles, which minimizes the stress of a living cock, while restraining the cock with its wings spread without hurting the cock, and shortens an examination time by minimizing the movement of the cock during ultrasound examination of the cock testicles.
Patent KR-20220087022-A (KR)
Inventor: CHO SANG YEON
IPC: C12Q1/6883
Filed: 2020-12-17
Abstract: 본 발명은 뇌종양 진단 또는 예후 예측용 바이오마커 조성물에 관한 것이다. 본 발명에 따른 바이오마커인 SLC2A5, SLC2A10, SLC37A2, SLC51A1, SLC4A2, SLC20A1, SLC8B1, SLC11A1, SLC30A5, SLC39A8, SLC61A1, SLC41A2, SLC35B2, SLC43A2, SLC35F6, SLC35B1, SLC35B4, SLC35C2, SLC35F5, SLC15A4, SLC35A2, SLC16A3, SLC10A3, SLC44A3, LC52A2, SLC33A1 및 SLC46A3은 정상인에 비해 뇌종양 환자에서 과발현 되며, 유전자 변이가 빈번하게 발생하고, 개체의 생존율 및 예후에 영향을 미치는 것으로, 뇌종양의 진단, 예후 예측 및 약물 스크리닝 분야에서 다양하게 활용될 수 있다.
Patent KR-20220087121-A (KR)
Title: 생체인증 시스템의 관리 방법 및 이를 수행하기 위한 장치
Inventor: LEE KANG EUI
IPC: G06F21/32
Filed: 2020-12-17
Abstract: 생체인증 시스템의 관리 방법은, 사용자가 생체정보 등록을 요청하면, 제1 특징추출모델을 이용하여 상기 사용자의 생체정보로부터 제1 특징점을 추출하고, 상기 제1 특징점을 상기 사용자에 매칭시켜 저장하는 단계, 상기 제1 특징추출모델이 제2 특징추출모델로 업데이트되면, 상기 제1 특정추출모델의 출력을 상기 제2 특징추출모델의 출력으로 변환하기 위한 변환모델을 생성하는 단계 및 상기 변환모델을 이용하여 상기 저장된 제1 특징점을 제2 특징점으로 변환하고, 상기 제2 특징점을 상기 사용자에 매칭시켜 저장하는 단계를 포함한다.
Patent KR-20210002399-A (KR)
Inventor: HO JIN HEO
IPC: A23L33/105
Filed: 2020-12-18
Abstract: The present application relates to: a method for manufacturing an Aruncus dioicus ethyl acetate fraction; the fraction thereof; and a composition for preventing, treating or alleviating diabetes, memory and cognitive decline, dyslipidemia, liver damage, cholinergic system damage, and mitochondrial damage, which contains the fraction as an active component.
Patent KR-20220092251-A (KR)
Inventor: HAN KYUNG WON
IPC: F16H3/46
Filed: 2020-12-24
Abstract: Disclosed are a power transmission apparatus and a vehicle including the power transmission apparatus. According to one aspect of the present invention, disclosed is the power transmission apparatus comprising: a motor driving a rotation shaft; a first reducer which is connected with the rotation shaft and reduces a rotational angular speed of the rotation shaft at a first reduction ratio; a second reducer which is connected with the rotation shaft and reduces the rotation angular speed of the rotation shaft at a second reduction ratio; a first clutch which is provided between the rotation shaft and the first reducer, and connects or disconnects the rotation shaft and the first reducer; and a second clutch which is provided between the rotation shaft and the second reducer, and connects or disconnects the rotation shaft and the second reducer. The power transmission apparatus provides a plurality of reduction ratios with a simple structure and has improved durability.