baber/WOPTO huggingface dataset:
Patent KR-20190131026-A (KR)
Title: 절삭 인서트들의 세트 및 절삭 인서트들의 세트를 제조하는 방법들
Inventor: JONSSON MATS
IPC: B23B27/14
Filed: 2018-03-15
Abstract: 절삭 인서트들 (23, 23a, 23b, 23c, 123, 223, 323, 423) 의 세트 (21, 21a, 21b, 21c, 121, 221, 321, 421) 는 스템 부분 (25, 25a, 25b, 25c, 125, 225, 325, 425), 상기 스템 부분 (25, 25a, 25b, 25c, 125, 225, 325, 425) 에 부착되고 그로부터 연장되는 복수의 브랜치 부분들 (27, 27a, 27b, 27c, 127, 227, 327, 427), 및 상기 복수의 브랜치 부분들 (27, 27a, 27b, 27c, 127, 227, 327, 427) 의 각각에 부착된 적어도 하나의 절삭 인서트 (23, 23a, 23b, 23c, 123, 223, 323, 423) 를 포함한다.      상기 스템 부분 (25, 25a, 25b, 25c, 125, 225, 325, 425) 은 상기 스템 부분의 상단 단부 (29, 29a, 29b, 29c, 129) 와 상기 스템 부분의 바닥 단부 (31, 31a, 31b, 31c, 131) 사이로 연장되는 종축을 갖고 상기 스템 부분 (25, 25a, 25b, 25c, 125, 225, 325, 425) 의 상기 상단 단부의 적어도 하나는 각각의 절삭 인서트의 최상부 부분들 (33, 33a, 33b, 33c) 위에 상기 종축을 따라 배치되고, 상기 스템 부분의 상기 바닥 단부 (35, 35a, 35b, 35c) 는 각각의 절삭 인서트의 최하부 부분들 아레에 상기 종축을 따라 배치된다.     또한, 절삭 인서트들의 세트를 제조하기 위한 방법들이 개시된다.
Patent KR-20190122799-A (KR)
Title: 연속 주조 방법 및 연속 주조 장치
Inventor: HONDA YUKI
IPC: B22D11/115
Filed: 2018-03-02
Abstract: 응고 쉘에 이물질이 포집되는 것을 효과적으로 억제한다. 연속 주조 장치를 이용하는 연속 주조 방법으로서, 토출공(41A)으로부터 용강을 토출하는 토출 공정과, 토출 공정에서 토출된 용강이 직진하는 경우의 용강의 도달 위치(P)가 몰드 내의 용강의 탕면(S)이며, 토출공(41A)과 도달 위치(P)를 연결하는 선분의 전체가 교반 영역에 포함되도록 용강을 교반하는 교반 공정을 포함한다.
Patent KR-20190123347-A (KR)
Title: 광전자 디바이스들을 형성하기 위한 성장 기판, 이러한 기판의 제조 방법 및 특히 마이크로-디스플레이 스크린 분야에서의 기판의 사용 방법
Inventor: SOTTA DAVID
IPC: H01L33/16
Filed: 2018-03-14
Abstract: 본 발명은 성장 매체(2) 및 성장 매체(2) 상에 배열되는, 제 1 격자 파라미터를 갖는 제 1 그룹의 결정질 반도체 아일랜드들(3a) 및 제 1 격자 파라미터와 상이한 제 2 격자 파라미터를 갖는 제 2 그룹의 결정질 반도체 아일랜드들(3b)을 포함하는 광전자 디바이스들을 형성하기 위한 성장 기판(1)에 관한 것이다.  본 발명은 또한 성장 기판을 제조하는 방법, 성장 기판 상에 복수의 광전자 디바이스들을 집합적으로 제조하는 방법에 관한 것이다.  본 발명은 모놀리식 마이크로-패널 또는 발광 다이오드들 또는 마이크로-디스플레이 스크린을 제공하는데 적용된다.
Patent KR-20190126412-A (KR)
Title: 폴리아미드 및 이의 제조방법
Inventor: LEE HAN
IPC: C08G69/04
Filed: 2018-03-13
Abstract: 베타-락톤으로부터 폴리아미드를 제조하는 방법이 제공된다.  상기 폴리아미드는, 재생가능한 공급원으로부터 부분적으로 또는 완전히 얻을 수 있는 생물 기반 폴리아미드를 포함한다.
Patent KR-20190127922-A (KR)
Title: 피스톤 압축기 밸브를 위한 밸브 폐쇄부 및 밸브 폐쇄부를 동작시키는 방법
Inventor: VOSER ALEXANDRE
IPC: F16K15/18
Filed: 2018-03-27
Abstract: 본 발명은 피스톤 압축기 밸브(1)를 위한 밸브 폐쇄부(1a)로서, 복수의 통로 개구(2a)를 갖는 밸브 시트(2), 회전축(D)을 갖는 샤프트(4), 및 통로 개구(2a)를 개방 및 폐쇄하기 위한 폐쇄 요소(3)를 포함하고, 폐쇄 요소는 회전축(D)을 중심으로 회전될 수 있고; 폐쇄 요소(3)는 샤프트(4)에 고정식으로 연결되고; 밸브 시트(2)는 통로 개구(2a)가 개방되는 평평한 단부면(2b)을 포함하고; 밸브 시트(2)는 중심(Z)을 가지며; 통로 개구(2a)는 중심(Z)에 대해 반경방향으로 연장되고; 폐쇄 요소(3)는 중심점(M) 및 중심점(M)에 대해 반경방향으로 연장되는 복수의 폐쇄 아암(3a)을 갖는다.  샤프트(4)는 샤프트(4)가 회전축(D)을 중심으로 회전될 수 있고 회전축(D)의 연장 방향(L)으로 활주할 수 있도록 밸브 시트(2)에 장착되고; 회전축(D)은 단부면(2b)에 수직으로 그리고 중심(Z)을 통과하도록 연장되고; 각각의 폐쇄 아암(3a)은 단부면(2b)을 향해 지향되는 밀봉면(3d)을 가지며; 폐쇄 아암(3a)은 폐쇄 요소(3)의 회전에 따라 밀봉면(3d)에 의해 통로 개구(2a)를 폐쇄하거나 또는 통로 개구를 개방하도록 통로 개구(2a)에 대해 실질적으로 상보적인, 밸브 폐쇄부(1a)에 관한 것이다.
Patent KR-20190141004-A (KR)
Title: 침전 실리카 및 그의 제조 방법
Inventor: ALLAIN NAJMAN EMMANUELLE
IPC: C01B33/18
Filed: 2018-05-03
Abstract: 표면 상 특정 산 부위의 존재를 특징으로 하는 침전 실리카 및 그의 제조 방법.
Patent KR-20200011451-A (KR)
Title: 증점된 분말화 식품
Inventor: EKUNDAYO OLUFUNMILAYO R
IPC: A23L25/00
Filed: 2018-05-22
Abstract: 본 발명의 개시는 선택적 포함물을 갖고, 통상적인 즉시 먹을 수 있는 시리얼 제품의 맛, 관능 특징, 마우스필(mouthfeel), 및 영양학적 이점을 제공하는 크림 같은, 요거트-유사, 또는 스무디 스타일 식품으로 재구성될 수 있는 분말화된 식품 조성물을 제공한다. 일 접근법에서, 식품 조성물 또는 분말화된 식품 조성물은 분말 성분 및 비-분말 성분을 포함한다. 분말 성분은 스푼 또는 다른 도구를 이용한 손 혼합 이외에 전단이 거의 없거나 전단이 없이 매우 짧은 기간 내에 크림 같은 굳기로 물 또는 다른 유체로 신속히 재구성되거나 수화될 수 있다.
Patent KR-20190143472-A (KR)
Inventor: STERN BERKOWITZ JANET A
IPC: H04L5/00
Filed: 2016-01-28
Abstract: LTE 비면허 스펙트럼(LTE-U)에서의 업링크 동작을 위한 시스템, 방법 및 수단이 개시된다. 무선 송수신 유닛(WTRU)은, 예를 들면, 제2 셀로부터 제1 셀에 대한 면허 지원 액세스(LAA) 구성 정보를 수신할 수도 있다. 제1 셀은 비면허 대역(unlicensed band)에서의 동작과 관련될 수도 있고, 제2 셀은 면허 대역(licensed band)에서의 동작과 관련될 수도 있다. WTRU는, 제1 서브프레임이 제1 셀에 대한 사운딩 참조 신호(SRS) 서브프레임인지의 여부를 결정할 수도 있다. 제1 서브프레임이 제1 셀에 대한 SRS 서브프레임이면, WTRU는 제1 서브프레임에 대한 SRS 리소스를 결정하고, WTRU가 제1 서브프레임에서 SRS 송신을 송신하도록 트리거되는지의 여부를 결정할 수도 있다. WTRU가 제1 서브프레임에서 SRS 송신을 송신하도록 트리거되면, WTRU는 제1 서브프레임에 대한 SRS 리소스 상에서 SRS 송신을 송신할 수도 있다.
Patent KR-20200003232-A (KR)
Title: 타이어 내의 압력을 유지하고 변경하기 위한 장치
Inventor: HRABAL FRANTISEK
IPC: B60C23/12
Filed: 2012-11-13
Abstract: 본 발명은 타이어(P) 내의 압력을 유지하고 변경하기 위한 장치에 관한 것으로, 타이어(P)의 내부 압력 공간은 펌프(K)를 통하여 압력 축적기(Z)에 상호 연결되고, 상기 압력 축적기에는 타이어(P)의 내부 압력 공간으로 향한 그 유입구 및/또는 그 배출구에서 적어도 하나의 압력 제어 요소가 장착된다. 추가적으로, 본 발명은 펌프(K)에 관한 것이며, 이는 타이어(P) 둘레상에 배치되고, 공기 유입구(VST)와 공기 배출구(VYS)가 장착된 변형가능한 호스 형태의 연동 펌프로 구성되고, 상기 공기 유입구(VST)와 공기 배출구(VYS)는 타이어(P) 둘레상에서 서로에 대해 타이어(P)의 변형에 따른 미리 설정된 길이만큼 이격되어 배치된 것이다.
Patent KR-20200020734-A (KR)
Title: 자동차의 내연 기관용 물 분사 장치
Inventor: HAGENLOCH JULIAN
IPC: F02M25/028
Filed: 2018-05-30
Abstract: 본 발명은 물을 저장하기 위한 물 탱크(5), 물을 내연 기관(2) 내로 분사하기 위한 적어도 하나의 물 분사기(6), 및 상기 물 탱크(5)로부터 상기 물 분사기(6)로 물을 운반하기 위한 운반 요소(3)를 포함하는 자동차의 내연 기관(2)용 물 분사 장치(1)에 관한 것이다.  상기 운반 요소(3)는 제 1 라인(7)에 의해 물 탱크(5)에 연결되고 제 2 라인(8)에 의해 물 분사기(6)에 연결된다.  본 발명에 따르면, 탈 이온수가 내연 기관(2) 내로 분사를 위해 물 분사 장치(1)에 제공된다.
Patent KR-20210087678-A (KR)
Title: Reagent kit for detecting glycated albumin and detection method of glycated albumin ratio using thereof
Inventor: LEE JIN WOO
IPC: G01N33/543
Filed: 2020-01-03
Abstract: The present invention relates to a reagent kit for measuring glycated albumin comprising a reaction reagent, a glycated albumin reaction reagent and a protein precipitant and a method for measuring a glycated albumin proportion using same, wherein the method for measuring a glycated albumin proportion according to the present invention comprises the steps of: (a) reacting an albumin pretreatment and reaction reagent with serum or plasma; (b) inserting and reacting the reactants of the albumin pretreatment and reaction reagent into a glycated albumin reaction reagent; (c) inserting and reacting the reactants of the glycated albumin reaction reagent into a protein precipitant; (d) administering the reactant with the protein precipitant to a measuring pad of a cartridge and then washing with a washing solution; and (e) measuring an optical reflectivity of the measuring pad with an optical instrument to calculate a glycosylated albumin proportion. The method for measuring the glycated albumin proportion using the reagent kit for measuring glycated albumin according to the present invention can specify the glycated albumin proportion by simultaneously measuring a plurality of light sources, and thus has the advantage of being capable of measuring glycated albumin simply with an optical analyzer in one measurement cartridge without a separate measurement process.
Patent KR-20200004458-A (KR)
Inventor: KWON JA YOUNG
IPC: B03C3/40
Filed: 2020-01-03
Abstract: The present invention relates to an electric dust collector in which a high voltage electrode formed of polymers forms an electric field. The electric dust collector comprises: a high voltage electrode applied with high voltage and formed of a thermoplastic polymer and an inherently dissipative polymer; and a ground electrode which is grounded to form the electric field with the high voltage electrode. The electric dust collector can prevent sparks by using the high voltage electrode.
Patent KR-20210087803-A (KR)
Title: Power module
Inventor: CHO SEONGMOO
IPC: H02M7/00
Filed: 2020-01-03
Abstract: Disclosed, in the present invention, is a power module comprising: a first substrate and a second substrate spaced apart from each other; an electronic element provided on the second substrate; a spacer provided between the first substrate and the electronic element; a gate pattern formed to be exposed in one area on one surface of the electronic element; a first source pattern and a second source pattern each exposed and formed in different areas on one surface of the electronic element; and a bridge part disposed adjacent to the spacer wherein an upper surface is formed to contact the first substrate and a bottom surface is formed to contact each of the first and second source patterns. Therefore, the present invention is capable of further improving a heat dissipation performance of the power module.
Patent KR-20200012990-A (KR)
Title: Flow meter for sewage conduit
Inventor: SHIN MIN CHUL
IPC: G01F23/296
Filed: 2020-01-17
Abstract: Disclosed is a flowmeter for a sewage conduit. According to the present invention, the flowmeter for a sewage conduit includes: multiple groups of fluid guiding units (10) facing each other at fixed intervals from the lowest water level adjacent to the bottom of a sewage conduit (C) to the highest water level as a part inserted into the pipe conduit (C), wherein the multiple groups of fluid guiding units (10) protrude along the inner circumference to be parallel in a flow direction; a first body unit (1a) embedded into an end of a protruding side in the fluid guiding unit (10) and designed in a V-method in order for ultrasonic waves radiated from one ultrasonic transducer to reach the other ultrasonic transducer by being reflected by the fluid guiding unit (10) facing the ultrasonic waves, wherein the first body unit (1a) includes a pair of the ultrasonic transducers (14) formed in order for a gap to become increased from the low water level toward the high water level; a second body unit (1b) including an opening unit (16) which is cut at a fixed angle to an upper end as a part exposed to the outside of the pipe conduit (C) by being extended from the first body unit (1a) inserted into the pipe conduit (C) to a manhole, wherein the second body unit (1b) is formed as the fluid guiding unit (10) formed in the first body unit (1a) is extended; and a water level measuring sensor unit (18) fixed into a manhole on the outside of the sewage conduit (C) and radiating ultrasonic waves toward the opening unit (16) of the second body unit (1b), wherein the water level measuring sensor unit (18) also receives the ultrasonic waves reflected from the water surface and measures the water level.
Patent KR-20200013256-A (KR)
Inventor: KIM MI KYUNG
IPC: H05B33/14
Filed: 2020-01-22
Abstract: The present invention relates to an organic light emitting device comprising: a first electrode; a second electrode opposed to the first electrode; an organic layer including a light emitting layer interposed between the first electrode and the second electrode, wherein the organic light emitting device has low driving voltage, high brightness, high efficiency and long service life properties.
Patent KR-20210095450-A (KR)
Title: Timing Controller for Synchronizing Video Data and Audio Data and Display System Including The Same
Inventor: KWON YOU JIN
IPC: H04N21/43
Filed: 2020-01-23
Abstract: According to an embodiment of the present invention, a timing controller for synchronizing video data and audio data, which can synchronize video data and audio data by reflecting a delay time according to a type of display panel, comprises: a data receiving unit for receiving input data, in which audio data and video data are integrated, and timing data for outputting the input data; a data latch unit which latches the video data from the input data by using a data enable signal (DE) included in the timing data, and latches the audio data from the input data by using an audio enable signal (AE) included in the timing data; a video data processing unit which performs image processing on the latched video data by using an image processing algorithm set for each type of display panel to which the video data is to be output, and outputs the image-processed video data to a source driver integrated circuit (IC); and an audio data processing unit for delaying the latched audio data by a delay time set for each type of display panel and outputting the same to a speaker.
Patent KR-20210098085-A (KR)
Title: Well-plate for 3D cell spheroid culture, method for manufacturing well plate for 3D cell spheroid culture, and method for 3D cell spheroid culture using the same
Inventor: LEE SEONG JIN
IPC: C12M1/12
Filed: 2020-01-31
Abstract: The present invention relates to a well plate for three-dimensional cell spheroid culture, which facilitates the culture of three-dimensional cell spheroids, and further, enables detachment of cells by controlling surface roughness, a manufacturing method thereof, and a three-dimensional cell spheroid culture method using the same. The well plate for three-dimensional cell spheroid culture includes a well plate chamber including a porous micro well at a lower portion, and a cell culture layer.
Patent KR-20210102609-A (KR)
Title: System and method for managing vehicle and objects using NFC based on block chain
Inventor: HAN DO U
IPC: G06K7/10
Filed: 2020-02-12
Abstract: The present invention relates to a system and a method for managing information on an object to be managed based on a blockchain by using an NFC. The system for managing information on an object to be managed based on a blockchain by using an NFC comprises: an NFC sticker tag which is attached to the object to be managed and stores unique information (object ID) which identifies the object to be managed; a mobile device which is equipped with an application (object management application) for managing the object to be managed, and stores the object ID in the NFC sticker tag; a server which receives, from a mobile device, the object ID, the information about the object to be managed (object information), and user information of the object to be managed so as to generate a transaction, and transmits the object information and the user information to a blockchain network; and a block chain network in which data is transmitted to a smart contract when the transaction is executed, and the smart contract processes the received data to change the content of the smart contract. According to the present invention, the NFC sticker tag is tagged such that a general user and an administrative subject can easily identify the object to be managed, and irreversible processing and encryption of the information are performed through the blockchain, thereby protecting the information on the object to be managed.
Patent KR-20210103156-A (KR)
Title: A glass type Iris image capture device based on embedded
Inventor: CHO YOUNG BOK
IPC: A61B3/12
Filed: 2020-02-13
Abstract: The present invention provides an embedded-based glasses-type iris imaging device, which includes: a pair of support parts spaced apart by a certain distance from each other and facing each other; an eyeglass frame which connects a pair of support parts; and a camera unit coupled to the eyeglass frame to cover at least a part of the eyeglass frame, wherein the camera unit captures a user's iris in a state in which a user wears the pair of support parts and the glasses frame. The present invention supports the user to easily take an iris photograph by himself or herself.
Patent KR-20210103783-A (KR)
Inventor: CHOI JU YOUNG
IPC: H04R5/02
Filed: 2020-02-14
Abstract: Disclosed is an invention for a smart wall. The smart wall of the present invention may comprise: a skeleton-shaped frame part having a plurality of mounting spaces for home appliances to be installed; and a speaker part installed in the frame part and emitting a sound toward the front of the frame part, wherein the speaker part may comprise a first speaker part installed on one side in a width direction of the frame part and emitting the sound toward the front of the frame part, a second speaker part installed on the other side in the width direction of the frame part and emitting the sound toward the front of the frame part, and a third speaker part installed in the frame part and emitting the sound toward the front upper part of the frame part. Therefore, the present invention is capable of allowing sound setting suitable for usage environment to be made quickly and easily.
Patent KR-20210109753-A (KR)
Title: Emergency generator including function for fault prevention using artificial intelligence algorithm
Inventor: HA NEUNG GYO
IPC: G06N20/00
Filed: 2020-02-28
Abstract: An emergency generator having a failure prevention function using an artificial intelligence algorithm according to one embodiment of the present invention includes: an engine which generates power; a generator connected to the engine to generate electricity; a switchboard which supplies electricity to the load side; a sensor unit installed on each of the parts of the emergency generator; a memory in which sensed values measured by the sensor unit are stored; and a control unit for controlling the emergency generator. The memory includes: an initial value memory; a checksum memory; a correction value memory; and a reference value memory. The control unit may include: a data processing unit; a bad determination unit; a bad pattern model learning unit; and a failure prediction unit.
Patent KR-20210111136-A (KR)
Title: Lathe working chuck with improved workpiece grip precision
Inventor: JEONG SANG JU
IPC: B23B31/20
Filed: 2020-03-02
Abstract: The present invention relates to a chuck for lathe work with improved workpiece grip precision. The chuck for lathe work includes: a base part (100); a grip part (200) having a plurality of grip members (220) placed therein in a radial direction and having a grip hole (224) provided between the grip members (220) to insert a workpiece to be fixed to the inside of the base part (100); and a grip operation part (300) provided in the base part (100) to be liftable to operate each of the grip members (220) of the grip part (200) such that the grip members become narrower or wider from the grip hole (224) to each other. The base part (100) includes: a base body (120); a support body (160) integrated with the base body (120); and a grip part fixing part (140) provided between the base body (120) and the support body (160) to divide a sleeve moving hole (122) and a connector moving hole (162) in each of the support body (160) and the base body (120). A lower part of the grip part (200) is fixed to the grip part fixing part (140) such that the grip members (220) are placed in the grip operation part (300). Therefore, the present invention is capable of improving the precision of a workpiece to be machined by a lathe.
Patent KR-20210112194-A (KR)
Title: firing pin loading device for gas fire extinguisher solenoid valve
Inventor: LEE YONG GUN
IPC: A62C35/68
Filed: 2020-03-04
Abstract: The present invention discloses a striking needle loader for a gas fire extinguisher solenoid valve. The striking needle loader for the gas fire extinguisher solenoid valve of the present invention is installed in a solenoid valve which allows an extinguishing gas in a storage container to be injected when a fire occurs by opening a valve of a gas extinguisher storage container in a perforated manner. According to the present invention, an unskilled person can easily move a striking needle to an accurate position when moving the needle backward to maintain a loaded state thereof before the striking needle is triggered. The striking needle loader for the gas fire extinguisher solenoid valve comprises: a main body; a union nut; a sinking shaft; the striking needle; a percussion spring; a jam bearing; and a jam bearing actuating means.
Patent KR-20210114124-A (KR)
Title: Method for restarting induction motor and inverter system using the same
Inventor: YUN HONG MIN
IPC: H02P1/26
Filed: 2020-03-10
Abstract: The present invention relates to a method for restarting an induction motor and an inverter system using the same. The method for restarting an induction motor according to an embodiment of the present invention, as a method for restarting an induction motor by supplying recovery power reflecting a rotational speed of an induction motor estimated based on microcurrent of a stator induced by a free-running rotor after power supply from an inverter to the induction motor is stopped, includes a step of detecting microcurrent with secured linearity by adjusting an offset correction value before detecting the microcurrent.
Patent KR-20210115229-A (KR)
Title: Hard coating containing antibacterial protein and manufacturing method thereof
Inventor: SHIN DAE CHUL
IPC: C09D5/14
Filed: 2020-03-12
Abstract: The present invention relates to a method for preparing an antibacterial hard coating solution and an antibacterial hard coating solution prepared thereby, and comprises: a process (1) of maintaining the inner temperature of a reactor at 23-25℃, and then adding silane, a silane coupling agent, and aluminum alkoxide, followed by stirring; a process (2) of adding inorganic acid and distilled water as a dissolution aid and stirring the mixture; a process (3) of adding alcohol, ketone, ether, and surfactant and stirring to obtain a hard coating solution; and a process (4) of adding 0.5 to 3.0 parts by weight of an antibacterial protein to the hard coating solution and stirring to make the antibacterial protein in the solution uniform.
Patent KR-20210117591-A (KR)
Title: Deck fixing unit that can be easily fastened and separated from the prefabricated plate, wire mesh for safety accident prevention and support railing including the same
Inventor: CHUNG KIL KYUN
IPC: E01C5/00
Filed: 2020-03-19
Abstract: The present invention has a convenient structure in which a fixing unit is provided underneath a deck and is then fixed on a square pipe when reinstalling the deck. A semicircular stopping hole and a stopping groove are formed on the fixing unit to easily detach the fixing unit from a fixing plate to reduce removal work time. The fixing unit can be reused to provide excellent economic efficiency. If the deck is damaged by an external force or other physical impacts, the safety of a pedestrian is threatened. In the present invention, however, a mesh is fixed on a mesh support bar underneath the fixing unit and thus a pedestrian can safely avoid the damaged portion even if the deck is damaged to minimize occurrences of accidents. A support bar functioning as a support and a connection member functioning as a guardrail have a frame of a metallic material in the middle to have excellent durability. Uniform wood is mounted on the front and rear surfaces of the frame to provide an elegant appearance. Even if wood is damaged, undamaged wood can be turned upside down to be fixed to provide excellent economic efficiency. The frame is provided in the middle of wood to be firmly fixed even if damaged wood is used.
Patent KR-20210119089-A (KR)
Title: integrated nose mask
Inventor: BAE SUN CHA
IPC: A62B23/06
Filed: 2020-03-24
Abstract: The present invention relates to a mask which comprises, at an outer diameter of a lower part of a mask folding part, a first fastening part capable of moving to an upper part or a front side; two extension parts formed at a lower part of the first fastening part; a second fastening part and a finishing part provided at an upper part and a lower part of the extension parts, respectively, to be able to be held at an inlet part; and a first space part formed at a lower part of the inlet part. An elliptical protruding part is provided at an inner diameter of the first space part. A second space part is provided at a lower part of the first space part. A second member is formed at the outside of the second space part. Thus, when a user inhales with the mouth, a multilayered filter effectively blocks droplets and separate purchase of a nasal cavity mask is not required, thereby having an economic effect.