baber/WOPTO huggingface dataset:
Patent WO-2018034401-A1 (WO)
Title: 렌즈의 개별적인 이동과 내구성을 향상시킨 수중랜턴
Inventor: YOON SAM GEOL
IPC: F21K9/20
Filed: 2017-03-03
Abstract: 본 발명의 발광장치 및 렌즈의 개별적 이동이 가능한 구조를 갖는 수중랜턴에 관한 것으로, 보다 상세하게는 케이스(100), 상기 케이스(100)의 내부에 구성되는 렌즈부(200), 상기 렌즈부(200)와 이격되게 구성되는 발광부(300), 상기 발광부(300)로부터 전원을 공급하는 배터리(400), 상기 배터리(400) 및 발광부(300)와 각각 연결되어 발광부(300)를 제어하는 PCB모듈(500), 상기 PCB모듈(500)을 선택적으로 제어하는 원터치스위치부(600)로 구성되는 수중랜턴에 있어서, 상기 케이스(100)의 내측에 나사산(110)이 형성되고, 상기 렌즈부(200)는 내부에 제1자석(210)이 구성되며 외측에 상기 나사산(110)과 맞물려지는 나사산(220)이 형성되고, 상부에 렌즈(230)가 구성되며, 내부에 제 2자석(710)이 구성되며 상기 케이스(100)의 외측을 감싸며 회전되는 회전몸체(700)가 구성되되, 원위치에서 회전되게 구성되고, 상기 제 2자석(710)은 상기 케이스(100)의 제 1자석(210)보다 더 큰 자력을 가지도록 구성됨으로써, 시야가 확보 되지 않은 수중 속에서 수중랜턴의 본연의 목적을 그대로 유지함과 동시에 렌즈부의 이동으로 줌 기능이 구현될 수 있도록 하면서도 렌즈부의 이동 시 공회전 등의 오작동을 방지하여 신속하고 정확하게 줌 기능을 활용할 수 있고, 상기 줌 기능을 구현 시 발광부가 아닌 렌즈부를 이동시킴으로써 발광부와 배터리를 연결하는 배선 등에 전혀 지장이 없게 되어 단락 등의 파손을 방지할 수 있음과 더불어, PCB모듈을 제어하는 스위치부의 내구성이 향상됨에 따라 장기간 사용이 가능함은 물론, 발광부 등 내부에서 발생하는 열을 효율적으로 냉각시킴으로써 기능 장애 등을 억제할 수 있는 유용한 발명인 것이다.
Patent WO-2017175974-A1 (WO)
Title: 연자성몰딩액을 이용한 코일매립형인덕터의 제조방법 및 이를 이용하여 제조된 코일매립형인덕터
Inventor: LEE TAE KYUNG
IPC: H01F1/147
Filed: 2017-03-07
Abstract: 본 발명은, 인덕턴스가 높고 코어손실이 낮으며 신뢰성이 높은 점 등의 여러 가지 장점을 가지는 코일매립형인덕터를 제조하기 위하여 연자성몰딩액의 조성을 연자성분말 94 내지 98wt%와 유기비히클 2 내지 6wt%로 하는 것과 같은 최적의 조건에 관한 것으로, 코일의 일부가 자기코어 내부에 매립되는 구조로 되어있는 코일매립형인덕터의 제조방법에 있어서, 유기비히클을 준비하는 단계, 연자성분말을 유기비히클과 혼련하여 밀도 내지 5.5 내지 6.5g/cc의 연자성몰딩액을 제조하는 단계, 코일의 일부를 케이스 내부에 위치 및 고정하는 단계, 및 연자성몰딩액을 케이스 내부에 주입하여 경화함으로써 자기코어가 형성되는 단계를 포함하여 이루어지는 코일매립형인덕터의 제조방법을 제공한다.
Patent WO-2017191935-A1 (WO)
Title: 온도 측정 장치
Inventor: YOUN HYUNGSEOK
IPC: G01K15/00
Filed: 2017-04-27
Abstract: 온도 측정 장치가 개시된다. 본 발명의 온도 측정 장치는, 하우징, 하우징에 결합된 복수 개의 단자대 및 하우징 내부에서 단자대에 접속된 메인제어 PCB를 포함하되, 복수 개의 단자대는 복수회 밴딩된 메인결합핀이 형성된 제1,2 단자대를 포함하며, 제2 단자대는, 메인결합핀의 상면 상에 위치한 온도보상 PCB와, 온도보상 PCB의 상면 상에 결합된 온도보상센서와, 온도보상 PCB의 상면 상에 결합되고 온도보상센서와 전기적으로 연결된 서브결합핀을 더 포함하되, 메인결합핀의 제1 접속핀과 서브결합핀의 제2 접속핀은, 메인제어 PCB에 형성된 복수 개의 단자에 각각 전기적으로 접속된 것을 포함한다. 본 발명에 의하면, 스루홀을 보상용 온도센서와 중첩되도록 배치하여, 메인결합핀과 서브결합핀 간의 쇼트를 미연에 방지할 수 있어 제품의 신뢰성을 개선시킬 수 있다.
Patent WO-2017222318-A1 (WO)
Title: 가상 간판 정보제공 시스템 및 그 방법
Inventor: HONG KYO SIK
IPC: G06Q50/10
Filed: 2017-06-22
Abstract: 본 발명은 가상 간판 정보제공 시스템 및 그 방법에 관한 것으로, 주소정보, 건물명 정보, 입주사 정보, 좌표정보, 건물 이미지 정보를 서로 매칭하여 등록하고 특정 건물명을 선택하거나 입력하거나 또는 건물 이미지를 촬영하면 자동으로 유저의 좌표를 반영하여 자동으로 해당 건물이 어떤 건물인지를 판단하고, 해당 건물에 매칭된 가상의 입주사 정보 표시판을 출력하고, 그 중 어느 한 입주사를 선택하면 상세 정보를 제공함으로써 유저의 편의성을 대폭 증가시키고, 유저의 시간과 노력을 절감할 수 있게 한 가상 간판 정보제공 시스템 및 그 방법을 제공함에 그 목적이 있다.
Patent WO-2018124425-A1 (WO)
Title: 신규한 펩타이드
Inventor: PARK JOO HWANG
IPC: A61K38/03
Filed: 2017-09-14
Abstract: 본 발명은 신규한 펩타이드, 상기 펩타이드를 코딩하는 폴리뉴클레오티드, 상기 폴리뉴클레오티드를 포함하는 발현벡터 및 상기 펩타이드를 포함하는 약학 조성물, 의약외품 조성물 및 건강기능성 식품 조성물에 관한 것이다.
Patent WO-2019054553-A1 (WO)
Title: System and computer program for predicting hyperthyroidism by using wearable device
Inventor: MOON JAEHOON
IPC: A61B5/024
Filed: 2017-10-26
Abstract: Provided is a system and a computer program for managing and predicting hyperthyroidism by using a wearable device. The prediction system is a system for predicting hyperthyroidism by using a resting heart rate, and comprises: a wearable device for measuring a heart rate of a patient at regular intervals; and a biometric signal calculation device for receiving heart rate information from the wearable device, wherein the biometric signal calculation device outputs a warning alarm when a resting heart rate is greater than a reference heart rate in a normal state of a patient.
Patent WO-2018093204-A1 (WO)
Title: Procédé et appareil pour analyser un environnement de communication sur la base d'informations de propriété d'un objet
Inventor: PARK YOONSUNG
IPC: H04B17/309
Filed: 2017-11-17
Abstract: La présente invention concerne un procédé et un système de communication rendant possible la convergence d'un système de communication de cinquième génération (5G) de sorte à prendre en charge des débits de données supérieurs à ceux d'un système de quatrième génération (4G) à l'aide d'une technologie associée à l'Internet des objets (IdO). La présente invention peut être appliquée à des services intelligents basés sur la technologie de communication 5G et sur la technologie associée à l'IdO : maison intelligente, bâtiment intelligent, ville intelligente, voiture intelligente, voiture connectée, soins de santé, enseignement numérique, commerce de détail intelligent, et services de sécurité et de sûreté. Le procédé d'analyse d'un environnement de communication dans un système de communication sans fil consiste à : recevoir des informations d'image d'une zone ; identifier au moins un objet sur la base des informations d'image ; déterminer des informations de propriété du ou des objets ; et analyser l'environnement de communication de la zone sur la base des informations de propriété. La diffusion, la diffraction ou l'absorption d'un signal par le ou les objets provoquent un affaiblissement du signal.
Patent WO-2018117478-A1 (WO)
Inventor: CHUN KWANG MIN
IPC: D06F31/00
Filed: 2017-12-04
Abstract: L'invention concerne un lave-linge comprenant une première cuve, une seconde cuve disposée au-dessus de la première cuve, un premier logement conçu pour recouvrir la première cuve, un second logement disposé sur le premier logement, et conçu pour recouvrir la seconde cuve, et une première partie d'accouplement faisant saillie de la seconde cuve vers le second logement, et conçue pour fixer la seconde cuve sur le second logement.
Patent WO-2018174517-A1 (WO)
Title: 선택적 광 반사 필름
Inventor: RYOU BYOUNG HOON
IPC: G02B5/02
Filed: 2018-03-20
Abstract: 본 발명은 동일하거나 서로 다른 유전율을 갖는 복수 개의 유전체가 적층되어 형성되는 투과 유닛; 및 상기 투과 유닛의 일측 외면 전 영역에 걸쳐 형성되되, 상기 투과 유닛의 외측으로 돌출되도록 형성되는 복수 개의 돌출부가 상호 이격된 형태로 반복 형성되는 반사 유닛;을 포함하는 것을 특징으로 한다. 본 발명에 의하면, 반사 유닛의 형상 또는 크기 등을 조절하여 선택된 광만을 반사시킬 수 있는 효과가 있다.
Patent WO-2020040322-A1 (WO)
Title: Method and apparatus for stabilizing token price in blockchain
Inventor: KWON DO HYEONG
IPC: G06Q20/38
Filed: 2018-08-22
Abstract: The present invention relates to a method and an apparatus for stabilizing a token price in a blockchain. A method for stabilizing a token price in a blockchain can comprise the steps of: providing, by a blockchain network, a stable coin service in the blockchain; and performing, by the blockchain network, a price stabilization procedure for a token of a decentralized application (dApp) on the basis of the stable coin service, wherein the price stabilization procedure can be performed on the basis of pegging between a stable coin, which is mined in the blockchain by the stable coin service, and the token.
Patent WO-2019098794-A1 (WO)
Inventor: CHUNG MINHO
IPC: F24F1/30
Filed: 2018-11-19
Abstract: La présente invention concerne une unité extérieure d'un système de pompe à chaleur à gaz. Une unité extérieure d'un système de pompe à chaleur à gaz selon un mode de réalisation de la présente invention comprend : un réservoir de stockage qui est disposé sur un côté aspiration d'un compresseur et stocke un fluide frigorigène devant être fourni au compresseur ; et un échangeur de chaleur pour effectuer un échange de chaleur d'un fluide frigorigène s'écoulant à travers un tuyau de fluide frigorigène ou de l'eau de refroidissement s'écoulant à travers un tuyau d'eau de refroidissement, l'échangeur de chaleur étant soutenu par le réservoir de stockage. Par conséquent, l'unité extérieure ne nécessite pas de structure de bâti séparée pour installer l'échangeur de chaleur.
Patent WO-2019124987-A1 (WO)
Title: Sterile water supply system and sterile water generation apparatus
Inventor: AN HO SEONG
IPC: C02F1/467
Filed: 2018-12-19
Abstract: The present invention relates to a sterile water supply system for generating sterile water by electrolyzing raw water and supplying the generated sterile water. The sterile water supply system may comprise: a sterile water generation apparatus including at least one electrolyzer; a storage part for storing sterile water generated by the sterile wash water generation apparatus; a supply part for supplying, from the storage part, the sterile water to at least one consumer; and a return water pipe installed at one side of the supply part so as to discharge the sterile water remaining stagnant in the supply part. The present application can provide a sterile water supply system which has high reliability by ensuring stability and continuously supplying sterile water with a predetermined concentration or higher. In addition, the present application can provide a sterile water supply system which can minimize the manufacturing and maintenance costs.
Patent WO-2019143122-A1 (WO)
Title: Display device, display system, and control method therefor
Inventor: SHIM HUI JUN
IPC: G06F3/0481
Filed: 2019-01-16
Abstract: The present invention provides a display device, a display system, and a control method therefor, which can highly accurately derive the location of an input device, with efficient power consumption, by using a radar system without being affected by the surrounding environment. The display system according to an embodiment comprises: a display unit; an input device for transmitting an initial location signal; a plurality of antennal modules for transmitting location detection signals, receiving reflected signals which are reflections of the location detection signals from the input device and objects around the input device, and receiving the initial location signal transmitted by the input device; and a control unit for performing control such that a pointer is displayed on the display unit according to a current location of the input device, determined on the basis of the initial location signal and the reflected signals.
Patent WO-2020130223-A1 (WO)
Title: Dry and mixed natural seasoning composition using mushrooms, and method for producing same
Inventor: LEE CHANGKYOUNG
IPC: A23L5/10
Filed: 2019-01-23
Abstract: Provided are: a dry and mixed natural seasoning composition using mushrooms; and a method for producing same. A natural seasoning according to the present invention is obtained by mixing various types of mushrooms which have been infrared-dried and roasted to enliven the flavor thereof. The natural seasoning can enhance the flavor of soup dishes without a cumbersome process, while having an excellent nutritional composition.
Patent WO-2020130236-A1 (WO)
Title: 변이형 호모세린 디하이드로게나제 및 이를 이용한 호모세린 또는 호모세린 유래 l-아미노산의 생산 방법
Inventor: KWON SU YON
IPC: C12N15/77
Filed: 2019-04-10
Abstract: 본 출원은 변이형 호모세린 디하이드로게나제 및 이를 이용한 호모세린 또는 호모세린 유래 L-아미노산의 생산 방법에 관한 것이다.
Patent WO-2019216693-A1 (WO)
Title: Skin whitening composition comprising aster koraiensis extract or fraction thereof
Inventor: KIM CHAN-SIK
IPC: A61K8/9789
Filed: 2019-05-10
Abstract: The present invention relates to a skin whitening cosmetic composition comprising an Aster koraiensis extract or a fraction thereof and a skin whitening quasi-drug composition comprising an Aster koraiensis extract or a fraction thereof. Inhibiting the activity of tyrosinase to suppress melanogenesis, the Aster koraiensis extract or the fraction thereof according to the present invention can be widely used to develop cosmetic compositions for whitening the skin.
Patent WO-2020013473-A1 (WO)
Title: Indirect live wire lifting device for power distribution line, and indirect live wire uninterruptable power method using same
Inventor: KWON SAE WON
IPC: F16B2/06
Filed: 2019-06-20
Abstract: The present invention relates to an indirect live wire lifting device and, more specifically, to an indirect live wire lifting device for a power distribution line, and an indirect live wire uninterruptable power method using same, the indirect live wire lifting device enabling: an up and down elevation operation of an elevation bar through an elevation operation unit, which is mounted on an electric pole so as to electrically operate for uninterruptable power work through indirect live wire work that corresponds to a change in policy of the uninterruptable power work and is safe; and a left and right horizontal operation of a horizontal bar, having an electric wire removing roller, through a horizontal operation unit that operates electrically, so as to enable free up and down position adjustment and left and right horizontal position adjustment of a live wire provided in the electric wire removing roller and enable lifting work in a state in which the live wire is safely locked and accommodated in the electric wire removing roller, thereby preventing, in advance, a negligent accident caused by the live wire, which enables sufficient space to be ensured in a crossarm exchange process and the like, improving use efficiency, which enables, as necessary, the use of a deflected pole or an angled pole and switching construction from a straight pole to a double-crossarm pole, and the like, and enables a sufficient space to be ensured in a crossarm exchange process, and the like, and enabling each live wire to be lifted at the same time in order to make live wire lifting work convenient.
Patent WO-2020009531-A1 (WO)
Title: Drainage pump driving device and laundry processing apparatus comprising same
Inventor: PARK JUNHO
IPC: F04D15/00
Filed: 2019-07-05
Abstract: The present invention relates to a drainage pump driving device and a laundry processing apparatus comprising same. The drainage pump driving device and the laundry processing apparatus comprising same according to an embodiment of the present invention comprise: an inverter for, by a switching operation, converting a direct current power from a converter into an alternating current power and outputting the converted alternating current power to a drainage motor; and a control unit for controlling to temporarily stop the motor and repeatedly rotate and stop same in a first direction which is the same direction as an operation direction when a drainage fluid channel in a drainage pump is clogged in a speed increase interval of the motor, and controlling to repeatedly rotate and stop same in a second direction opposite to the first direction when the drainage fluid channel is clogged even after repeating rotation and stop in the first direction. Accordingly, when a foreign material is put into the drainage pump, the foreign material can be easily removed.
Patent WO-2020027572-A1 (WO)
Inventor: CHAE HYUKJIN
IPC: H04W92/18
Filed: 2019-07-31
Abstract: Provided is a method for transmitting a signal by means of a sidelink terminal in a wireless communication system, according to an embodiment of the present invention. The method for transmitting a signal comprises the steps of: selecting any one of an eNB and a gNB as a synchronization reference; and transmitting a sidelink channel/signal including an SSB (SS/PBCH block) on the basis of synchronization of the base station selected as the synchronization reference, wherein when dual connectivity (DC) is configured for the terminal, the terminal selects a master NB (NodeB) among the eNB and the gNB as the synchronization reference.
Patent WO-2020060282-A1 (WO)
Inventor: CHOI JUNGAH
IPC: H04N19/124
Filed: 2019-09-20
Abstract: A method for decoding an image by a decoding device according to the present disclosure comprises the steps of: receiving a bit stream including residual information; deriving a quantized conversion factor of a current block on the basis of the residual information included in the bit stream; deriving a residual sample of the current block on the basis of the quantized conversion factor; and generating a reconstructed picture on the basis of the residual sample of the current block.
Patent WO-2020060348-A1 (WO)
Title: 무선 통신 시스템에서 데이터를 송수신하는 방법 및 이에 대한 장치
Inventor: KIM HYUNGTAE
IPC: H04L5/00
Filed: 2019-09-23
Abstract: 본 발명에서는 무선 통신 시스템에서 데이터를 송수신하는 방법 및 이를 위한 장치가 개시된다. 구체적으로, 상기 방법은 제1 기지국으로부터, 상기 제1 기지국의 제1 데이터(data) 및 제2 기지국의 데이터를 스케줄링하는 하향링크 제어 정보(downlink control information)를 수신하는 단계; 상기 하향링크 제어 정보에 기반하여, 상기 제1 기지국 및 상기 제2 기지국으로부터, 상기 제1 데이터 및 상기 제2 데이터를 수신하는 단계를 포함하되, 상기 하향링크 제어 정보는 상기 제1 데이터 및 상기 제2 데이터를 위한 자원 할당 정보(resource allocation information) 및 DMRS(Demodulation Reference Signal) 정보를 포함하고, 상기 제1 데이터 및 상기 제2 데이터는, 상기 자원 할당 정보 및 상기 DMRS 정보를 이용하여 결정되는 제1 할당 자원 및 제2 할당 자원에 기반하여, 각각 디코딩될 수 있다.
Patent WO-2021060585-A1 (WO)
Title: Sound output device and image display device
Inventor: PARK JONGHA
IPC: H04N5/60
Filed: 2019-09-27
Abstract: This image display device comprises: a case; a display which is located in front of the case; a speaker housing which is coupled to the case; a speaker module which is accommodated in the speaker housing and outputs sound; a motor which rotates the speaker module inside the speaker housing; and a control unit which outputs sound signals of different channels according to the direction in which the speaker module is facing when the motor is rotated. The image display device can achieve multi-channel sound without a separate home theater device, and thus has the advantage of increasing space utilization.
Patent WO-2020085667-A1 (WO)
Inventor: PARK JI HYE
IPC: H01M10/44
Filed: 2019-09-30
Abstract: The present invention relates to a method for determining a section in which generation of internal gas in a second battery accelerates, the method comprising the steps of: measuring a closed circuit voltage (CCV) and an open circuit voltage (OCV) according to the state of charge (SOC) of the secondary battery while charging the secondary battery; deriving a closed circuit voltage (SOC-CCV) profile according to the state of charge and an open circuit voltage (SOC-OCV) profile according to the state of charge; and determining, from the derived SOC-CCV profile and SOC-OCV profile, a section in which the amount of internal gas generated in the secondary battery rapidly increases. According to the present invention, even though the amount of internal gas generated due to overcharge of the secondary battery is not actually measured, a section in which the amount of internal gas generated in the secondary battery rapidly increases can be identified from the SOC-CCV profile and the SOC-OCV profile.
Patent WO-2020085884-A1 (WO)
Inventor: SHIN JEA JUNG
IPC: G05G9/047
Filed: 2019-10-28
Abstract: 본 발명은 시뮬레이션 장치의 조작페달을 개시한다. 본 발명은 수평으로 설치되는 고정축; 이 고정축에 장착되고, 외력에 의해 전후 방향으로 회동 가능한 페달본체; 이 페달본체의 상면에 장착되고, 외력에 의해 좌우 방향으로 회동 가능한 발판; 페달본체의 전후 회동을 감지하여 그 신호를 송출하는 전후회동 감지수단; 발판의 좌우 회동을 감지하여 그 신호를 송출하는 좌우회동 감지수단;을 포함하여 이루어지는 것을 특징으로 한다. 본 발명은, 프로그램 속 플레이 대상의 다양한 행동모션을 유저가 양 발을 이용하여 간편하게 조작 제어할 수 있어서 더욱 다양한 동작이나 환경을 적용할 수 있게 된다.
Patent WO-2020111553-A1 (WO)
Inventor: HER TAE GOO
IPC: B04C3/04
Filed: 2019-11-05
Abstract: A dust collection device using a multi-cyclone module according to an embodiment of the present invention, which uses a multi-cyclone to collect harmful matter contained in a dust gas, may comprise: a base part having an inner receiving space; a gas inlet part passing through the outer surface of the base part so as to move a dust gas to the receiving space; a cyclone module received in the receiving space so as to provide a movement path for the dust gas introduced through the gas inlet part and allow the dust gas to form a spiral vortex; and a collection part connected to the bottom of the base part while communicating with the cyclone module, so as to settle and collect harmful matter, contained in the dust gas having formed the spiral vortex, by the centrifugal force due to the spiral vortex.
Patent WO-2021015368-A1 (WO)
Title: Air purifier combined with ventilator attachable to and detachable from window
Inventor: CHOI JANG KYUN
IPC: F24F3/16
Filed: 2019-11-15
Abstract: The present invention relates to an air purifier combined with ventilator which is attachable to and detachable from a window, the air purifier combined with ventilator being capable of achieving purification of indoor air and the introduction of purified outside air. More specifically, the air purifier combined with ventilator can be used in a state of being installed on a window product such as a window frame, a window, or window appurtenances, in order to suck the outside air and then to introduce purified air into a room. In addition, the air purifier combined with ventilator detached from the window product can be also used in a state of being placed in the room to purify the indoor air.
Patent WO-2020145633-A1 (WO)
Inventor: RYU HYUNSEOK
IPC: H04W52/38
Filed: 2020-01-07
Abstract: The present disclosure relates to: a communication technique for converging an IoT technology with a 5G communication system for supporting a higher data transfer rate beyond 4G systems; and a system therefor. The present disclosure can be applied to intelligent services (e.g., smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail businesses, security and safety related services, etc.) on the basis of a 5G communication technology and an IoT-related technology. The present disclosure provides a method and a device for allocating transmission power in a wireless communication system.
Patent WO-2020145753-A1 (WO)
Inventor: YOUN SUK IL
IPC: H01M4/04
Filed: 2020-01-10
Abstract: La présente invention concerne une électrode au lithium et une batterie secondaire au lithium la comprenant et, plus spécifiquement, une électrode au lithium dans laquelle une couche de polymère acrylique est formée sur une couche de métal lithium, la couche de polymère acrylique servant de couche de protection pour la couche de métal lithium et de couche de libération dans le processus de fabrication de l'électrode au lithium. Dans la batterie secondaire au lithium comprenant l'électrode au lithium, la couche de polymère acrylique a pour effet de ne pas servir de résistance lors de l'excitation de la batterie.
Patent WO-2020197063-A1 (WO)
Inventor: KIM DONGHWI
IPC: F25B41/00
Filed: 2020-01-15
Abstract: An air conditioning apparatus includes: an outdoor unit configured to circulated refrigerant; a first pipe and a second pipe that are connected to the outdoor unit; an indoor unit configured to circulate water; and a heat exchange device that connects the outdoor unit to the indoor unit. The heat exchange device includes a first heat exchanger and a second heat exchanger that are each configured to perform heat exchange between the refrigerant and the water, a plurality of connection pipes, a bypass pipe configured to guide the refrigerant passing through the first heat exchanger to the second heat exchanger, and a bypass valve installed at the bypass pipe.
Patent WO-2021117982-A1 (WO)
Inventor: PARK HEEDAE
IPC: D02G3/36
Filed: 2020-02-13
Abstract: In a thermoplastic polyurethane-coated yarn having hydrophobic nano-silica blended therein according to the present invention, the surface of a core yarn is uniformly coated with the thermoplastic polyurethane resin containing hydrophobic functional group-bearing nano-silica. Accordingly, the product is excellent in terms of quality and productivity because eccentricity to one side or coating deficiency is not generated in the core yarn, whereby the yarn is provided with the excellent durability and abrasion resistance of the thermoplastic polyurethane while exhibiting improved mechanical strength and chemical resistance.
Patent WO-2020189910-A1 (WO)
Inventor: PARK JONGSEOK
IPC: H04M1/725
Filed: 2020-02-25
Abstract: The present invention relates to a mask having an open filter. One embodiment provides a mask having an open filter, comprising: a body part which includes a filter for blocking the inflow of external air and which covers the face of a user; a ventilation part for opening or closing the body part according to breathing of the user; and a sensing part for sensing the pressure of the breath inside the body part, wherein the sensing part includes a sensing electrode electrically connected to the body part, and senses a change in any one from among electrical resistance, capacitance or light according to the breathing.