baber/WOPTO huggingface dataset:
Patent KR-20200079531-A (KR)
Title: 높은 기계적 성능을 갖는 역청 집성체용 첨가제 조성물
Inventor: GIANNATTASIO FEDERICA
IPC: C08L23/12
Filed: 2018-11-05
Abstract: 열가소성 폴리머; 폴리비닐부티랄(polyvinylbutyral, PVB), 폴리에틸아크릴레이트(polyethylacrylate, PEA), 폴리메틸아크릴레이트(polymethylacrylate, PMA), 폴리부틸아크릴레이트(polybutylacrilate, PBA), 리그닌 및 이들의 혼합물로 이루어진 군에서 선택되는 폴리머 화합물; 및 그래핀;을 포함하며, 도로 포장용 역청 집성체로 혼합되고, 바람직하게는 상기 그래핀은 조성물의 총 중량을 기준으로 0.005 내지 1 중량%의 양으로 함유되는 첨가제 조성물; 또한, 응집체, 충전제, 역청 및 상기 첨가제 조성물을 포함하며, 도로 포장의 제조에 적합한 역청 집성체가 기재된다.
Patent KR-20200109308-A (KR)
Title: 세포 요법을 위한 표현형 마커 및 관련 방법
Inventor: LARSON RYAN P
IPC: A61P37/00
Filed: 2018-12-07
Abstract: 하나 이상의 용량의 치료 T 세포 조성물, 및 이의 용도에 사용하기 위한 방법, 조성물 및 제조 물품과 관련된, 세포 요법에 사용하기 위한 방법, 조성물 및 제조 물품이 제공된다. T 세포 조성물의 세포는 재조합 수용체 이를테면 키메라 수용체, 예컨대 키메라 항원 수용체 (CARs) 또는 다른 트랜스제닉 수용체 이를테면 T 세포 수용체 (TCRs)를 발현한다. 투여된 세포의 단위 또는 세포의 용량 및/또는 투여된 세포의 표현형을 비롯한, 본원에 개시된 실시 양태의 특징들은 T 세포 조성물이 투여된 대상체에 있어서 일정한 투약 (consistent dosing), 감소된 독성 위험 및/또는 증가된 반응성과 같은 다양한 이점을 제공한다.
Patent KR-20200127183-A (KR)
Title: 무선 통신에서의 레인징 기반 위치 서비스들
Inventor: CHENG HONG
IPC: H04W72/04
Filed: 2019-02-27
Abstract: 위치 서비스(LCS)들을 지원하는 네트워크 아키텍처가 개시된다.  무선 액세스 네트워크(RAN) 노드는 UE가 레인징 기반 위치 서비스 세션을 지원함을 나타내는 등록 요청을 사용자 장비(UE)로부터 수신한다.  RAN 노드는 추가로, 레인징 기반 위치 서비스 세션 동안 RAN 노드와 코어 네트워크 사이에서 통신하는 UE와 연관된 정보를 식별하기 위한 내부 식별자(ID)를 수신한다.  RAN 노드는 UE를 포함하는 복수의 디바이스들을 수반하는 레인징 동작을 수행하기 위해 무선 자원들을 UE에 할당하고, 위치 결과들을 식별하기 위해 UE의 내부 ID와 무선 자원들을 연관시킨다.  그 다음, RAN 노드는 레인징 동작을 위해 할당된 무선 자원들을 UE에 알린다.
Patent KR-20200134244-A (KR)
Title: 전고체 배터리용 고체 전해질 물질, 고체 전해질 및 전고체 배터리
Inventor: KATOH YUKI
IPC: C01B25/14
Filed: 2018-03-26
Abstract: 전고체 배터리(10)용 고체 전해질 물질이며, 이하의 화학식 XM 2 (PS 4 ) 3 을 갖고, 여기에서 P는 인이고, S는 황이며, X는 리튬(Li), 나트륨(Na), 은(Ag) 또는 마그네슘(Mg 0.5 )이고, M은 티타늄(Ti), 지르코늄(Zr), 게르마늄(Ge), 규소(Si), 주석(Sn) 또는 X 및 알루미늄의 혼합물(X　+　Al)이고, CuKα 라인을 이용한 X-레이 회절 측정에서 2θ = 13.64° (±1°), 16.48° (±1°) 및 22.18° (±1°)의 위치에서 피크를 나타내고, 여기에서, I A 는 13.64°(±1°)에서 피크의 임의의 단위의 세기이고, IB는 23.34°(±1°)에서의 피크의 임의의 단위의 세기이고, (I A 　-　I B )/(I A 　+　I B )　>　0이다.  개시 내용은 또한 고체 전해질 물질을 포함하는 고체 전해질, 및 고체 전해질을 포함하는 전고체 배터리에 관한 것이다.
Patent KR-20200130350-A (KR)
Title: 항-phf-타우 항체 및 이의 용도
Inventor: VAN KOLEN KRISTOF
IPC: G01N33/574
Filed: 2019-03-04
Abstract: 단일클론 항-타우 항체 및 이의 항원-결합 단편이 기재된다.  또한, 상기 항체를 인코딩하는 핵산, 상기 항체를 포함하는 조성물, 상기 항체를 생성하는 방법 및 타우병증과 같은 질환을 치료 또는 예방하기 위하여 상기 항체를 사용하는 방법이 기재된다.  본 발명의 항체는 또한 생물학적 샘플에서 타우를 정량화하기 위해 사용될 수 있다.
Patent KR-20200131336-A (KR)
Title: 프로세스 챔버 윈도우 냉각을 위한 시스템 및 장치
Inventor: PERGANDE PAUL E
IPC: H01L21/67
Filed: 2019-03-28
Abstract: 프로세스 챔버 윈도우를 냉각하기 위한 접근 방식들이 본원에서 제공된다. 일부 실시예들에 있어서, 프로세스 챔버 윈도우 냉각을 위한 시스템은 웨이퍼를 프로세싱하기 위한 프로세스 챔버를 포함할 수 있으며, 여기에서 프로세스 챔버는 윈도우를 포함한다. 일부 실시예들에 있어서, 윈도우는 램프 어셈블리로부터의 광이 웨이퍼로 전달되는 것을 가능하게 한다. 시스템은 프로세스 챔버와 함께 동작할 수 있는 냉각 장치를 더 포함하며, 냉각 장치는 윈도우에 가스를 전달하기 위한 것이다. 냉각 장치는 윈도우를 지지하는 지지 링을 포함한다. 지지 링은 주변 벽, 및 주변 벽을 관통해 형성된 복수의 슬롯들을 포함한다. 복수의 슬롯들은 윈도우에 걸쳐 가스(예를 들어, 공기)를 전달할 수 있다.
Patent KR-20210014673-A (KR)
Title: 신규 항균성 단백질
Inventor: BIEBL MANFRED
IPC: C12N15/62
Filed: 2019-05-29
Abstract: 본 발명은 그람 음성 엔도리신 및 항균성 펩티드, 양친매성 펩티드, 양이온성 펩티드, 스시 펩티드 또는 디펜신으로 이루어진 군에서 선택된 펩티드를 포함하는 폴리펩티드에 관한 것으로, 여기서 엔도리신은 차례로 SEQ ID NO:1, SEQ ID NO:2, SEQ ID NO:3, SEQ ID NO:4, SEQ ID NO:5, SEQ ID NO:6, SEQ ID NO:7, SEQ ID NO:8, SEQ ID NO:9, 및 SEQ ID NO:1, SEQ ID NO:2, SEQ ID NO:3, SEQ ID NO:4, SEQ ID NO:5, SEQ ID NO:6, SEQ ID NO:7, SEQ ID NO:8 및/또는 SEQ ID NO:9 와 적어도 80% 서열 동일성을 갖는 서열로 이루어진 군으로부터 선택된다. 본 발명은 또한 상응하는 핵산, 벡터, 박테리오파지, 숙주 세포, 조성물 및 키트에 관한 것이다. 본 발명은 또한 수술 또는 치료에 의한 인간 또는 동물 신체의 치료 방법 또는 인간 또는 동물 신체에 실시되는 진단 방법에서의 상기 폴리펩티드, 핵산, 벡터, 박테리오파지, 숙주 세포, 조성물 및 키트의 용도에 관한 것이다. 본 발명에 따른 폴리펩티드, 핵산, 벡터, 박테리오파지, 숙주 세포, 조성물 및 키트는 또한 예를 들어, 식품 또는 사료, 화장품 또는 소독제에서 항균제로서 사용될 수 있다.
Patent KR-20210027289-A (KR)
Title: 조정 가능한 발 지지 시스템에 사용 가능한 유체 유동 제어 장치
Inventor: WEAST AARON B
IPC: A43B23/02
Filed: 2019-05-29
Abstract: 풋웨어 물품(1000, 2000, 3000, 4000, 5000)을 위한 발 지지 시스템(100, 6000)은, 제1 풋웨어 구성요소(1002, 1004, 1010); 제1 풋웨어 구성요소와 맞물리는 제1 유체-충전식 용기 또는 블래더 지지부(102)로서, 제1 압력의 가스를 포함하는 제1 유체-충전식 용기 또는 블래더 지지부; 제1 풋웨어 구성요소 또는 제2 풋웨어 구성요소(1002, 1004, 1010)와 맞물리는 제2 유체-충전식 용기 또는 블래더 지지부(104)로서, 제2 압력의 가스를 포함하는 제2 유체-충전식 용기 또는 블래더 지지부; 및 제1 유체-충전식 용기 또는 블래더 지지부(102)를 제2 유체-충전식 용기 또는 블래더 지지부(104)와 유체 연통하도록 배치하는 제1 유체 이송 라인(106)을 포함한다. 밸브(140, 540)는 제1 유체 이송 라인(106)에 위치하거나 연결되고, 이러한 밸브(140, 540)는, (i) 밸브 구성요소 안착 영역(144, 560S)을 포함하는 고정 밸브부(142, 560), 및 (ii) 밸브 구성요소 안착 영역(144, 560S)과 접촉 및 비접촉하도록 이동 가능한 부분을 포함하는 가동 밸브부(146, 580)를 포함한다. 제어 시스템(160, 500, 550)은 밸브(140, 540)를 개방 상태와 폐쇄 상태 사이에서 변경하도록 구성되며, 그에 따라 제2 압력이 제1 압력보다 높을 때, 제어 시스템(160, 500, 550)은, (a) 밸브(140, 540)를 폐쇄 상태로 유지하고, 가스가 제2 유체-충전식 용기 또는 블래더 지지부(104)로부터 제1 유체 이송 라인(106) 및 밸브(140, 540)를 통해 제1 유체-충전식 용기 또는 블래더 지지부(102) 내로 이동하는 것을 저지하거나, (b) 밸브(140, 540)를 개방 상태로 이동시키고, 유체가 제2 유체-충전식 용기 또는 블래더 지지부(104)로부터 제1 유체 이송 라인(106) 및 밸브(140, 540)를 통해 제1 유체-충전식 용기 또는 블래더 지지부(102) 내로 이동하는 것을 허용하도록 선택적으로 제어 가능하다. 또한, 제1 압력이 제2 압력보다 적어도 제1 사전결정된 양만큼 높을 때, 제1 유체-충전식 용기 또는 블래더 지지부(102)로부터의 가스는, (a) 가동 밸브부(146, 580)가 밸브 구성요소 안착 영역(144, 560S)과 비접촉하도록 이동하게 하고, (b) 제1 유체-충전식 용기 또는 블래더 지지부(102)로부터 밸브(140, 540) 및 제1 유체 이송 라인(106)을 통해 제2 유체-충전식 용기 또는 블래더 지지부(104) 내로 이동한다.
Patent KR-20220100376-A (KR)
Title: Dry scrubber type biogas treatment system with removable/attachable
Inventor: KIM SHIN DONG
IPC: B01D46/00
Filed: 2021-01-08
Abstract: The present invention relates to a dry scrubber-type detachable biogas treatment device in which an inside of an adsorption device for removing contaminants contained in biogas is divided into a plurality of adsorption zones and a path for biogas to move is formed in a diagonal direction to reduce the adsorption device to a size that can be detachable. The dry scrubber-type detachable biogas treatment device also improves purification efficiency by increasing the contact time of the gas with an adsorbent. The present invention comprises: a body (10) having an inlet (11) through which biogas is introduced on one side and an outlet (12) through which processing gas from which harmful substances are removed from the biogas is discharged on the other side; a partition wall (20) separating an inner space of the body (10) into a plurality of adsorption zones (21); a gas flow hole (30) formed in the partition wall (20) so that gas inflow and gas discharge are made in diagonal directions in the adsorption zones (21); an adsorbent supply port (40) supplying an adsorbent (60) into the adsorption zones (21); an adsorbent outlet (50) discharging the adsorbent (60) inside the adsorption zones (21) to the outside; an adsorbent (60) filled in the adsorption zones (21); a biogas supply pipe (70) supplying external biogas into the body through the inlet (11) of the body (10); a processing gas discharge pipe (80) connected to the outlet (12) of the body (10) and discharging the processing gas to the outside; and a fixing part (90) fixing the body (10) to the floor.
Patent KR-20220100463-A (KR)
Title: Battery welding inspection apparatus
Inventor: PARK JEONG HO
IPC: H01M50/536
Filed: 2021-01-08
Abstract: According to the present invention, disclosed is a battery welding inspection device capable of effectively inspecting the welding quality of a welded unit included in a battery. The battery welding inspection device according to an aspect of the present invention is a device for inspecting the welding quality of a lead welded unit positioned on an electrode lead of a secondary battery, and includes: a heating unit formed to apply heat to the lead welded unit; a temperature sensing unit that obtains a temperature distribution state of the lead welded unit to which heat has been applied by the heating unit; and a processor for determining the welding quality of the lead welded unit by using the temperature distribution state obtained by the temperature sensing unit.
Patent KR-20220101856-A (KR)
Title: Electronic device and method for providing user interface
Inventor: LEE JONGMYUNG
IPC: H04L65/40
Filed: 2021-01-12
Abstract: Disclosed is an electronic device, which comprises: a display; a processor operatively connected to the display; and a memory operatively connected to the display and the processor, and storing a first application. The memory can store one or more instructions set to allow, during execution, the processor to display a first user interface on the display as the first application is executed, to filter device information and function information on one or more Internet-of-things (IoT)-devices for supporting a function related to a first function of providing the first application, on the basis of IoT device information registered in a server and IoT device information supported by an application as an input for selecting the first user interface is received, to display a second user interface including the filtered device information and function information on the IoT devices on the display, and to operate a second function of a first IoT device related to the first function as an input of selecting the first IoT device among the IoT devices is received through the second user interface. In addition, various embodiments identified through the specification are possible. Therefore, a user experience can be improved.
Patent KR-20220101876-A (KR)
Title: Method for operation of a device for providing personalized health functional food curation service
Inventor: ROH JEONG HAN
IPC: G16H10/20
Filed: 2021-01-12
Abstract: A method for operating an apparatus for providing personalized health functional food curation service based on medical record information, according to an embodiment of the present invention, comprises: a medical record collection step of collecting medical records transmitted through one or more medical information providing terminals; a medical examination information input step of inputting the medical examination of a user transmitted through one or more user terminals; a health diagnosis information management step of storing and managing the health diagnosis information acquired based on the analysis of the medical record and the medical examination; and an information providing step providing health management service interface using the health diagnosis information to the user terminals.
Patent KR-20220103424-A (KR)
Inventor: CHUNG JONG GON
IPC: H01L27/32
Filed: 2021-01-15
Abstract: A display device includes: a substrate including a display region and a non-display region; and a pad unit located on the non-display region and including a plurality of pads arranged in a first direction. Each of the plurality of pads includes: a first electrode including a first sub-electrode extended in the first direction and a plurality of second sub-electrodes extended in a second direction from the first sub-electrode, and forming a first groove among the plurality of second sub-electrodes; an insulation layer disposed on an edge of both sides of the first electrode to form a stepped part; and a second electrode disposed on the first electrode and the insulation layer, having a stepped part corresponding to the stepped part by the insulation layer and a stepped part by the first groove, and forming a second groove on a part corresponding to the first groove. The present invention can implement a high-resolution display device.
Patent KR-20220104867-A (KR)
Inventor: CHUL MOON JUNG
IPC: G11C29/14
Filed: 2021-01-19
Abstract: The present technology provides a word line control circuit, which includes: a first driver configured to apply a first power supply voltage or a second power supply voltage to a word line according to a first word line control signal; a second driver configured to drop the voltage level of the word line to a first target level during a first period using a third power supply voltage according to an output of the first driver and a second word line control signal; and a third driver configured to maintain the voltage level of the word line at the first target level during a second period according to a third word line control signal and then drop the voltage level to a second target level during a third period using a fourth power supply voltage.
Patent KR-20210097028-A (KR)
Title: Masking material
Inventor: TANAKA SHUNPEI
IPC: C09J7/20
Filed: 2021-01-20
Abstract: An object is to provide a masking material that is less prone to produce cutting dust when used in a dicing step and can be easily peeled after dicing while it is hardly peeled in dicing. The masking material comprises: an adhesive layer formed of an activate energy ray-curable adhesive; and a base material. The activate energy ray-curable adhesive includes a base polymer which is a polymer obtained by polymerization of a monomer composition including 5-20 mol% of a (meth)acrylic monomer having at least one alkyl group selected from a group consisting of a methyl group and an ethyl group. The masking material and a silicon wafer are diced in a state in which the masking material is attached to the silicon wafer, and then the adhesive layer is cured by exposure to activate energy rays. After the dicing, the surface roughness Sa of a dicing cut section of the adhesive layer is equal to or smaller than 3 μm.
Patent KR-20210011045-A (KR)
Inventor: NAKANO TAKESHI
IPC: C09J7/22
Filed: 2021-01-21
Abstract: Provided is a reinforcing film which has both initial low adhesion properties and strong adhesion properties when used and also has improved and stabilized performance. Provided is a reinforcing film which includes a support substrate having a first surface and a second surface, and an adhesive layer laminated on the first surface of the support substrate. The support substrate includes a resin film as a base film. The second surface of the adhesive layer adheres to the first surface of the support substrate, and the first surface of the adhesive layer is in contact with a peelable surface having a water contact angle of 100 degrees or more. The adhesive layer includes a polymer A having a Tg of less than 0°C, and a polymer B which is a copolymer of a monomer having a polyorganosiloxane backbone and a (meth)acrylic monomer. The reinforcing film has adhesive force N2 after being heated at 80°C for 5 minutes after adhesion and then left at 23°C for 30 minutes, which is 10 times greater than adhesive force N1 after being left at 23°C for 30 minutes after adhesion.
Patent KR-20210016592-A (KR)
Title: Solar cell module
Inventor: TAEKI WOO
IPC: H01L31/05
Filed: 2021-01-27
Abstract: The present invention relates to a solar cell module. The solar cell module according to the present invention includes: a first solar cell and a second solar cell including a plurality of first electrodes and a plurality of second electrodes formed to be spaced apart from each other on a rear surface of a semiconductor substrate, a first conductive line connected to the first electrodes, and a second conductive line connected to the second electrodes; and an interconnector electrically connecting the first conductive line of the first solar cell to the second conductive line of the second solar cell, wherein the area of the first connection region where the interconnector connects to the first conductive line of the first solar cell is different from the area of the second connection region where the interconnector connects to the second conductive line of the second solar cell.
Patent KR-20220111391-A (KR)
Inventor: OH MI YEA
IPC: A47C3/36
Filed: 2021-02-02
Abstract: A fishing chair according to one embodiment of the present invention includes a seat plate, a backrest, armrest parts, a leg part, and a fishing supporting stand fastened to the lower side of the seat plate in a drawer manner, wherein the fishing supporting stand includes a guide unit which guides the linear movement of a drawer including an inner space, and the guide unit includes guides disposed on both sides of the drawer and rails fixed to the lower side of the seat plate to be slidingly coupled with the guides. According to the present invention, the fishing chair has a simple structure, excellent durability, and easy movement and installation.
Patent KR-20220118643-A (KR)
Title: Oral composition for foul smell removal and oral bacteria removal
Inventor: NAM YOUNG JI
IPC: A61K8/92
Filed: 2021-02-19
Abstract: Disclosed is an oral composition having effects of removing foul breath and removing oral bacteria. The oral composition according to the present invention includes allyl isothiocyanate extracted from Eutrema japonicum, avocado oil, and a clove extract as active ingredients.
Patent KR-20210112252-A (KR)
Title: Determining locations of suspected defects
Inventor: GREENBERG OFIR
IPC: G01Q60/44
Filed: 2021-03-03
Abstract: Disclosed are a method for determining locations of suspicious defects of a substrate, a non-temporary computer readable medium, and a detection system.
Patent KR-20220127973-A (KR)
Title: Driving apparatus
Inventor: YU HO GUN
IPC: F01N13/12
Filed: 2021-03-12
Abstract: The present invention relates to a driving device which has exhaust snorkel of which a posture can be changed. According to an embodiment of the present invention, the driving device comprises: a driving body; and the exhaust snorkel providing a discharge path of exhaust gas and coupled to the driving body to enable the posture thereof to be changed.
Patent KR-20220132346-A (KR)
Title: Insertion type disposable sanitary bag
Inventor: PARK AE NA
IPC: A61F5/441
Filed: 2021-03-23
Abstract: An insertable disposable feminine product according to the present invention comprises: a ring frame, when inserted into or removed from a woman's vagina, inserted into or pulled out from the vagina obliquely with respect to a vertical direction in an elongated pressed form by a finger and when positioned in the vagina, obliquely seated below the cervix and elastically restored in a ring shape so as to surround the cervix; and a bag in which an open inlet end is bound to the ring frame to receive menstrual blood, which can be packaged in the form of being flatly pressed to be crumpled inside the ring frame before use, and which is made of a film thinner than the ring frame so as to be inserted into the vagina and during use, elongated and stretched out. The insertable disposable feminine product according to the present invention, when used, can be inserted into the vagina to be used, can be easily inserted and removed without special know-how, can prevent negative pressure during removal, and can be discarded after being used in a disposable manner.
Patent KR-20220135596-A (KR)
Inventor: KIM WOONG KWANG
IPC: F24F11/70
Filed: 2021-03-30
Abstract: The present invention relates to a structure of a pressurization smoke control system for a hoistway (8) adjacent to a stairwell (4) when a smoke control system for a stairwell and an elevator lobby for special escape stairs, which assists in the evacuation of occupants from a fire zone (2) via an elevator lobby (3) and firefighting activities of firefighters in preparation for a fire in a high-rise building (1), and supplies air directly to the stairwell (4) to form an appropriate air pressure while reducing the chimney effect. The structure of the pressurization smoke control system includes an air duct (9) that connects the stairwell (4) and the hoistway (8), and a hoistway air management device (10) that maintains an internal temperature of the hoistway (8) similar to an external temperature during normal operation to minimize the chimney effect. According to the present invention, in the event of a fire, the air pressurized in the stairwell creates an air pressure similar to that of the stairwell in the hoistway (8), where the chimney effect is minimal, so it is possible to reduce various issues caused by the chimney effect in the hoistway (8) on regular days. During a fire, when the hoistway (8) is supplied with air and pressurized by the air pressure formed in the stairwell (4), the chimney effect is minimized, and thus positive pressure can be formed throughout the height of the hoistway, thereby eliminating the concern of smoke infiltration. Ultimately, the elevator can be protected from smoke and used for evacuation purposes.
Patent KR-20220137487-A (KR)
Inventor: YOUNGSUB KIM
IPC: H01Q1/46
Filed: 2021-04-02
Abstract: The present invention relates to a 5^th generation (5G) or pre-5G communication system for supporting a data transmission rate higher than the data transmission rate of a 4^th generation (4G) communication system, such as long-term evolution (LTE). According to embodiments of the present invention, an antenna module in a wireless communication system comprises: a plurality of antenna elements; a first antenna substrate; a second antenna substrate; and a printed circuit board (PCB), wherein a first side of the first antenna substrate is coupled to each of the plurality of antenna elements, a second side of the first antenna substrate, opposite to the first side, is coupled to the PCB, a first side of the second antenna substrate is coupled to each of the plurality of antenna elements, a second side of the second antenna substrate, opposite to the first side, is coupled to the PCB, and one surface between the first side and the second side of the first antenna substrate can be disposed to face one surface between the first side and the second side of the second antenna substrate.
Patent KR-20220113222-A (KR)
Inventor: PESKIN EVAN
IPC: A61G5/10
Filed: 2021-04-12
Abstract: An apparatus and related methods relate to a removable power assist apparatus for changing a manual wheelchair into a motor wheelchair by enabling the wheelchair to move by fastening a friction roller and activating a motor to rotate wheels through force generated by the friction roller against wheels and a contact surface. The apparatus comprises: a friction roller fastened to a wheelchair wheel to be detachable and fastened to drive wheels through wheels and contact surfaces on the center of wheels and at the back of a wheelchair seat area; and a motor rotating the friction roller. The power assist apparatus may include a user-operable lever configured to fasten or detach the friction roller without leaving a sitting location on the wheelchair of a user. The present invention can allow a foldable wheelchair to be folded or unfolded without dismantling the power assist apparatus by positioning the friction roller on the center of wheels and at the back of the wheelchair seat area.
Patent KR-20220142126-A (KR)
Inventor: WOO SEUNG HA
IPC: H01B13/06
Filed: 2021-04-14
Abstract: The present invention relates to a method for manufacturing a conductor for a gas insulation system. An insulating layer (16) made of ethylene tetrafluoroethylene as a main material is formed on the surface of a conductor body (12) forming the skeleton of a conductor (10). One side of the conductor body (12) is also provided with a contact conducting portion (14), on which a material having low contact resistance is plated. According to the present invention, the dielectric strength of the surface of the conductor (10) is improved, so that the size of the entire gas insulation system can be miniaturized, and the plating operation of the contact conducting portion (14) is simplified.
Patent KR-20220142598-A (KR)
Inventor: LEE JUNG MIN
IPC: G02B19/00
Filed: 2021-04-14
Abstract: A lamp device can comprise a main light source, a half-mirror, and a diffusion plate. The main light source can emit light of a main lamp. The half-mirror can be positioned by being spaced apart from the main light source. The half-mirror can reflect first lamp light advanced in a first direction of the light of the main lamp. The half-mirror can have a reflection surface allowing the first lamp light to be reflected in a second direction. The diffusion plate can be positioned between the main light source and the half-mirror not to be overlapped with the reflection surface. The diffusion plate can have a first horizontal surface and a second horizontal surface, which is a back surface of the first horizontal surface. The diffusion plate allows second lamp light incident to the first horizontal surface of the light of the main lamp to penetrate therethrough to allow the second lamp light to be scattered from the second horizontal surface.