baber/WOPTO huggingface dataset:
Patent KR-102216643-B1 (KR)
Title: Explosion-proof antenna
Inventor: BYUN DO W
IPC: H01Q1/12
Filed: 2020-03-06
Granted: 2021-02-17
Abstract: The present invention provides an explosion-proof antenna which is formed to surround an antenna module, thereby preventing flames from spreading to the outside as the antenna module is protected by an epoxy resin and a case even if exploded by overload, spark, or the like. The explosion-proof antenna comprises: a case (20) having a cylindrical shape, an open lower portion, and an inner space (21); a fastening part (30) having a through hole (31) penetrating through upper and lower portions thereof, having the upper portion coupled to the case (20), and having a screw thread (32) formed on the outer circumferential surface of a lower portion thereof so that the fastening part is fastened to an enclosure; an antenna module (40) inserted into the open lower portion of the fastening part (30), positioned in the inner space (21) of the case (20), and provided for communication; and an epoxy resin (50) injected among the case (20), the fastening part (30), and the antenna module (40).
Patent KR-102130638-B1 (KR)
Title: Plastic pipe with apter and pipe assembly comprising the same
Inventor: KIM SUNG SIK
IPC: F16L9/128
Filed: 2020-03-16
Granted: 2020-08-06
Abstract: The present invention relates to an adaptor-integrated synthetic resin pipe and a pipe assembly including the same and, more specifically, to an adaptor-integrated synthetic resin pipe including a flange part integrally formed on both ends by thermal formation, and a pipe assembly including the same. The adaptor-integrated synthetic resin pipe of the present invention is easy to manufacture thanks to a flange part integrally formed on both ends of a synthetic resin pipe body by thermal formation, and can be combined in a simple structure with another adaptor-integrated synthetic resin pipe of the present invention. In regard to the pipe assembly including the adaptor-integrated synthetic resin pipe of the present invention, since flange parts of a plurality of adaptor-integrated synthetic resin pipes connected with each other are induced to be led in by the same depth through a flange insertion groove, having a tapered lead-in width, of a clamp unit, the inner circumference surface of each of the plurality of adaptor-integrated synthetic resin pipes connected with each other is extended straight. Thus, abrasion caused by fluids flowing in a penetrating direction inside the adaptor-integrated synthetic resin pipes can be reduced and the fluids can flow at a constant speed.
Patent KR-102303457-B1 (KR)
Title: Cylinder heating device for conduit forming system using scrapped synthetic resin
Inventor: CHOI KYOUNG YOUNG
IPC: B29C48/025
Filed: 2020-03-19
Granted: 2021-09-23
Abstract: The present invention provides a cylinder heating apparatus for a pipe forming system using a waste synthetic resin, which uses a pipe-type heater, which is not a band type, to prevent heat loss during heat transfer to a cylinder, thereby melting the waste synthetic resin within first and second space parts in the cylinder within a short time and increase the quality of a molded pipe. According to the present invention, a heater (5) provided in a cylinder (1) to generate heat is a pipe-type heater (53). A plurality of heater insertion grooves (11) are formed on the outer periphery of the cylinder (1) while maintaining a predetermined interval in the circumferential direction of the cylinder and maintaining a predetermined distance in the longitudinal direction of the cylinder. The pipe-type heaters (53) are inserted into the heater insertion grooves, respectively. A heater cover (12) is detachably coupled on the outer periphery of the cylinder (1) by a screw (13) to heat generated from the pipe-type heater from escaping to the outside while preventing separation of the pipe-type heaters (52) inserted into the heater insertion grooves (11), respectively.
Patent KR-102156927-B1 (KR)
Title: Anchor axial force measuring device
Inventor: SEO JIN WOOK
IPC: G01L5/00
Filed: 2020-03-23
Granted: 2020-09-17
Abstract: The present invention relates to an apparatus for measuring axial force of an anchor, which can measure the axial force generated when a permanent anchor is tensioned so that the anchor for reinforcing a slope can be maintained and accidents can be prevented in advance. To this end, the apparatus for measuring axial force of an anchor includes a measuring part measuring the axial force of the permanent anchor.
Patent KR-102189861-B1 (KR)
Title: Smoke exhaust window opening and closing device that controls two motors simultaneously
Inventor: IM SOONG HO
IPC: E05F15/72
Filed: 2020-03-27
Granted: 2020-12-14
Abstract: The present invention relates to a smoke ventilation window opening and closing device which simultaneously controls two motors. More specifically, a pair of chain driving units are provided inside a frame to be operated by one control unit, so that a smoke ventilation window is automatically opened and closed when a fire occurs and can be usually opened and closed by a remote controller.
Patent KR-102396666-B1 (KR)
IPC: A01N65/08
Filed: 2020-04-08
Granted: 2022-05-12
Abstract: 본 발명은 항균용 조성물에 관한 것으로 커피박 추출물을 유효성분으로 함유함으로써, 스트렙토코커스 패칼리스( Streptococcus faecalis ), 대장균( Escherichia coli ), 대장균 0157( Escherichia coli 0157 ), 녹농균( Psedomonas aeruginosa ), 장염비블리오( Vibrio parahaemolyticus ), 리스테리아균( Listeria monocytogenes ) 및 살모넬라균( Salmonella enterica  subsp.  enterica )으로 이루어진 군에서 선택된 1종 이상의 세균에 대하여 항균 활성을 나타낸다.
Patent KR-102199681-B1 (KR)
Inventor: BYEON YONG SEON
IPC: F15B21/06
Filed: 2020-04-14
Granted: 2021-01-07
Abstract: The present invention relates to a filter of a hydraulic cylinder for propulsion, which can remove various dangerous devices that can impair the lifespan of a hydraulic transport device for actual propulsion of a propulsion device (waterjet or the like) from the hydraulic transport device. The filter comprises: a frame part (100) having coupling shafts (101) provided at one upper end thereof and one lower end corresponding thereto; couplings (200) coupled to the coupling shafts (101) of the frame part (100); a filter coupling shaft (102) provided at an upper end of the frame unit (100); and a filter unit (300) coupled by the filter coupling shaft (102). The filter unit (300) is divided into a filter rod (310) for forming magnetic force and a filter handle (320) provided with a wrench recess (329) formed at an upper end thereof and fixing and coupling the filter rod (310). Therefore, quick replacement of the filter enables maintenance and repair at a fast speed, and the filter can be used in waterjet propulsion devices of various sizes and can prevent a decrease in the torque of the hydraulic cylinder.
Patent KR-102481847-B1 (KR)
IPC: G06N3/04
Filed: 2020-05-04
Granted: 2022-12-27
Abstract: 본 발명은 드롭커넥트 신경망 시스템 및 이를 이용한 학습 방법에 관한 것으로서, 일실시예에 따른 드롭커넥트 신경망 시스템은 복수의 프리-뉴런(pre-neuron)과, 복수의 프리-뉴런과 각각 연결되는 복수의 시냅스 유닛 및 복수의 시냅스 유닛 중 활성화된 시냅스 유닛으로부터 출력되는 포스트-시냅틱 전류(post-synaptic current)를 수신하는 포스트-뉴런(post-neuron)을 포함하고, 복수의 시냅스 유닛 각각은 복수의 프리-뉴런 중 대응되는 적어도 하나의 프리-뉴런으로부터 수신되는 입력 전압에 기초한 확률적인 상변화에 대응하여 활성화될 수 있다.
Patent KR-102544791-B1 (KR)
Title: 블록체인과 인공지능 챗봇을 이용한 텔레메트리 관리 장치 및 관리 방법
IPC: G16H20/10
Filed: 2020-05-08
Granted: 2023-06-19
Abstract: 블록체인과 인공지능 챗봇을 이용한 텔레메트리 관리 장치가 제공된다. 상기 관리 장치는 제1 단말기로부터 디지털 데이터에 해당하는 처방전을 획득하는 통신부; 상기 처방전의 진위를 인증하는 인증부; 상기 처방전에 포함된 약품의 위험 여부를 확인하는 제1 확인부; 상기 처방전의 처방에 대한 이상 유무를 확인하는 제2 확인부;를 포함하고, 상기 인증부, 상기 제1 확인부 및 상기 제2 확인부에 의해 상기 처방전이 정상인 것으로 확인되면, 약국 측 제2 단말기에 상기 처방전을 표시할 수 있다.
Patent KR-102186728-B1 (KR)
Title: A brassiere
Inventor: SON JUNG HYU
IPC: A41C3/00
Filed: 2020-05-13
Granted: 2020-12-04
Abstract: An aspect of the present invention provides a brassiere comprising a fabric layer in contact with the skin, and a cushion layer located on the surface of the fabric layer, wherein the cushion layer comprises a first nonwoven fabric including a first fibrous filament which is cross-bent upward and downward in one direction, so that at least some of the first fibrous filaments are oriented in a vertical direction with respect to the surface of the fabric layer. The present invention is excellent in moisture permeability.
Patent KR-102293719-B1 (KR)
Title: The injection mold structure for hot runner
Inventor: BAEK SAE KWON
IPC: B29C33/04
Filed: 2020-06-02
Granted: 2021-08-26
Abstract: The present invention relates to a hot runner injection mold structure having a cavity formed by mutual assembly of a core placed between an upper mold and a lower mold and for molding a molded product. A first cooling line for cooling an outer part forming the cavity is installed in the lower mold, and the first cooling line is installed in a helical structure extending from the upper part to the lower part along the circumference of the outer part forming the cavity. Accordingly, it is possible to maximize the cooling process efficiency by arranging the cooling line as close to the cavity as possible and constructing the cooling line in a helical structure. In addition, it is possible to freely control the inner and outer cooling control of the molded product depending on the shape characteristics of the molded product by separating the first cooling line installed on the lower mold side and a second cooling line installed on the core side into separate channels to control the circulation of cooling water.
Patent KR-102158236-B1 (KR)
Title: Rebound Hardness Measurement Position Display Device for Structural Safety Diagnosis
Inventor: CHOI TAE HEE
IPC: G01N3/40
Filed: 2020-06-03
Granted: 2020-09-21
Abstract: The present invention relates to a device for displaying the position of the measurement of a rebound hardness for a structure safety diagnosis. According to the present invention, the device for displaying the position of the measurement of a rebound hardness for a structure safety diagnosis comprises: a pair of horizontal bars (30); a pair of vertical crossbars (31); a pair of slide plates (41); an elasticity restoring template (50) located between the pair of horizontal bars (30); a pair of bent parts (52); a pair of rotation angles (53) coupled to the pair of bent parts (52); pivot holes (40h, 41h, 32h); pivot pins (55, 56); a pair of spring hanging bolts (33); and a pre-load spring (60). According to the present invention, measurement precision can be improved.
Patent KR-102178665-B1 (KR)
Inventor: KWON YOUNG JUN
IPC: B01D5/00
Filed: 2020-06-11
Granted: 2020-11-13
Abstract: The present invention relates to a food waste integrated treatment process and a system thereof, in which the installation period of a treatment facility can be shortened and cost can be reduced. The integrated treatment process comprises: a first step (1) of mixing food waste containing solids and drinking water and ultra-high temperature microorganisms (YM medium); a second step (3) of fermenting the food waste and the YM medium in a fermentation tank (6); a third step (5) of stirring and completing a fermented product by a stirrer; a fourth step (7) of deodorizing odor generated in the fermentation tank (6) by a condenser and a deodorizing unit (10); and a fifth step (9) of sorting and packaging a final fermented product.
Patent KR-102453459-B1 (KR)
IPC: E04B1/21
Filed: 2020-06-12
Granted: 2022-10-12
Abstract: 본 발명은 기둥-보 결합구조에 관한 것으로서, 보다 상세하게는 기둥에 대하여 보를 연결하는 기둥-보 결합구조 및 기둥-보 시공방법에 관한 것이다.  
본 발명은, 복수의 기둥부재(100)들이 상하로 결합되어 형성되는 기둥(10)과 웹(220) 및 상기 웹(220)의 상단 및 하단에 결합되는 한 쌍의 플랜지부(210)를 포함하며, 상기 기둥(10)에 결합되는 하나 이상의 보(200)와 상기ㄴ 기둥(10) 및 상기 보(200)에 고정 결합되어 상기 보(200)를 상기 기둥(10)에 고정 결합시키는 하나 이상의 결합조립체(300)를 포함하며 상기 결합조립체(300)는, 상기 기둥(10)을 둘러싸도록 둘레방향으로 순차적으로 연결되는 복수의 결합부재(310)들을 포함하고 상기 복수의 결합부재(310)들 중 적어도 하나는 상기 보(200)가 결합되며 상기 보(200)가 결합된 결합부재(310)는, 상기 기둥(10)의 측면에 제1볼트 어셈블리(901)에 의해 결합되는 기둥결합부(311)와 상기 기둥결합부(311)로부터 연장되어 상기 보(200)의 플랜지부(210)와 제5볼트 어셈블리(905)에 의해 결합되는 플랜지결합부(312)를; 포함하는 것을 특징으로 하는 기둥-보 결합구조를 개시한다.
Patent KR-102431132-B1 (KR)
Title: 단열 및 발열 기능을 갖는 벽지의 제조방법 및 상기 방법에 의해 제조되는 단열 및 발열 벽지
IPC: D21H21/14
Filed: 2020-07-10
Granted: 2022-08-17
Abstract: 본 발명은 단열 및 발열 기능을 갖는 벽지의 제조방법 및 상기 방법에 의해 제조되는 단열 및 발열 벽지에 관한 것이다. 본 발명은, 패턴층(110)이 로터리 스크린 프린팅 방식을 수행하는 로터리 스크린 도트 프린팅 장치(1000)로 공급됨으로써, 로터리 스크린 도트 프린팅 장치(1000)를 구성하는 프린팅 홈 스크린(1100)의 내부에 회전형으로 보관되는 점착제가 프린팅 홈 스크린(1100)의 내부에 구성된 스퀴지(1300)에 의해 프린팅 홈 스크린(1100)의 슬롯(1101)을 통해 외부로 밀어져서 패턴층(110)으로 기재층(120)에 형성하는 제 1 단계; 패턴층(110)이 형성된 기재층(120)의 반대면에 대해서 발열코팅층(130)을 형성하는 제 2 단계; 발열코팅층(130) 중 기재층(120)이 부착된 면과 반대면에 이형지용 점착제층(141)과 이형지(140)를 형성하는 제 3 단계; 및 패턴층(110)이 형성된 기재층(120)의 패턴층(110)을 이용하여 벽지(10)에 부착하는 제 4 단계; 를 포함하는 것을 특징으로 할 수 있다.  
본 발명의 실시예에 따른 단열 및 발열 기능을 갖는 벽지의 제조방법 및 상기 방법에 의해 제조되는 단열 및 발열 벽지는, 투명 수지 재질을 기반으로 벽체와, 종이 소재로 형성된 벽지 사이에 형성함으로써, 투명 수지 재질을 통한 1차 단열과 함께 도트 타입의 인쇄형 점착제가 낭비됨이 없이 깔끔하게 처리되도록 할 뿐만 아니라, 2차로 도트 사이의 공기층을 이용해 단열 성능을 확보하고 도트 타입으로 부착성 뿐만 아니라, 벽지에 대한 교체도 용이하도록 할 뿐만 아니라 극한 지역이나 습기 제거를 위해 발열 기능도 함께 제공하도록 할 수 있으며, 로터리 스크린 방식을 통해 기존의 그라비아 프린팅 방식의 블레이드를 통해 점착제가 제거되는 방식에 비해 점착제가 낭비되는 문제점을 해결할 뿐만 아니라, 도트 형태의 점착층을 이용한 하나의 단열필름을 복수의 형태로 적층하여 사용이 용이하고, 단열 효율에 따라 이중 이상의 필름을 선택적으로 부착함으로써, 벽재의 단열 성능을 사용 조건에 따라 선택할 수 있도록 할 수 있는 효과가 있다.
Patent KR-102245708-B1 (KR)
IPC: B29C51/34
Filed: 2020-07-13
Granted: 2021-04-28
Abstract: 본 발명은 용기 성형 장치와 용기 성형 방법과 용기 및 용기를 이용한 즉석식품 포장방법을 제공한다.  
상기 용기 성형 장치는, 열성형에 의해 용기를 성형하는 용기 성형 장치에 있어서, 상기 용기의 바닥부의 성형을 위한 바닥 성형부와, 상기 바닥 성형부에서 상향 경사지게 연장되고 상기 용기의 측면부의 일부분을 성형하는 측면 성형부를 포함하고, 성형이 완료된 상기 용기를 분리하여 취출하도록 상방향으로 상승하여 상기 용기를 가압하는, 제1 금형부와, 상기 제1 금형부의 외측에 배치되고, 상기 측면부의 상기 일부분을 제외한 나머지 부분을 성형하는 제2 금형부를 포함한다.
Patent KR-102326932-B1 (KR)
Title: Sterile car wash method using brushless car wash device
IPC: F26B3/12
Filed: 2020-07-14
Granted: 2021-11-16
Abstract: Disclosed is a sterilization car washing method using a brushless car wash machine (100). The sterilization car washing method according to the present invention comprises: a vehicle entry step (S10) in which a vehicle enters slowly up to a preset reference line; a water spraying step (S20) of spraying water on the surface of the vehicle at a first pressure through a water spray nozzle provided in the brushless car wash machine (100) to remove foreign substances attached to the surface of the vehicle (S20); a washing bubble spraying step (S30) of spraying washing bubbles onto the surface of the vehicle through a washing bubble nozzle provided in the brushless car wash machine (100); a high-pressure washing step (S40) of spraying water at a second pressure higher than the first pressure through a water spray nozzle to wash the washing foam and foreign substances on the surface of the vehicle; a sterilizing wax application step of forming a sterilizing wax layer on the surface of the vehicle by spraying a sterilizing wax made by mixing a sterilizing agent with liquid water wax through a water wax spray nozzle on the surface of the vehicle (S50); a hot air drying step (S60) of spraying high-temperature air to the surface of the vehicle through a drying nozzle to remove moisture attached to the surface of the vehicle; and a sterilizing wax application step (S50) forming a sterilizing wax layer on the surface of the vehicle to provide an antibacterial environment on the surface of the vehicle in which viruses cannot live.
Patent KR-102196849-B1 (KR)
Inventor: YANG HYANG KWEON
IPC: B63H7/02
Filed: 2020-07-14
Granted: 2020-12-30
Abstract: The present invention relates to an amphibious boat which comprises: a hull which includes a first side surface fixed to a ship bottom to form a starboard, and a second side surface fixed to the ship bottom to form a portside; one or more exhaust units which move the air around the bow toward the stern to generate power needed for moving the hull; a first spiral propulsion body placed on the first side surface to reciprocate between a first point, which is set to be a point higher than a draft line of the hull, and a second point, which is set to be a point lower than the ship bottom, to move soil around the bow toward the stern when being located at the second point, and to generate the power for moving the hull; a second spiral propulsion body placed on the second side surface to reciprocate between the first point and the second point, to move soil around the bow toward the stern when rotating at the second point, and to generate power for moving the hull; and a support unit placed on the hull to reciprocate between the first point and the second point, and to support the hull on the ground surface when placed at the second point so that the hull can move along the ground surface. According to the present invention, the amphibious boat can easily move on the border between the sea and the land.
Patent KR-102375855-B1 (KR)
IPC: B32B27/08
Filed: 2020-08-03
Granted: 2022-03-17
Abstract: 본 발명은, 지지 기재층; 및 상기 지지 기재층의 적어도 일면에 위치하며  두께 가 10㎛ 내지 250 ㎛인 하드코팅층;을 포함하고, 상기 하드코팅층은 에폭시기 함유 작용기를 포함한 반복 단위를 70몰% 이상 포함하는 폴리실록산; 및 폴리카프로락톤 폴리올을 포함하는 탄성 중합체를 포함하고, 상기 폴리실록산은 수평균분자량이 3,000 초과 10,000 미만이고, 분자량 분포(PDI; polydispersity Index)가 1.0 이상 5.0 미만인 플렉서블 디스플레이 장치용 광학 적층체 및 이를 포함하는 플렉서블 디스플레이 장치에 관한 것이다.
Patent KR-102447873-B1 (KR)
IPC: H01H15/10
Filed: 2020-08-05
Granted: 2022-09-28
Abstract: 본 발명은 활용도가 높고 응원 효과가 극대화되도록 개선된 디지털 응원봉을 이용한 응원 운영시스템에 관한 것이다. 
본 발명은 3색으로 발광 가능하게 구비된 다수 개의 3색 LED와, 상기 3색 LED의 색상 및 점멸 주기를 조작하는 기능 스위치와, 외부 기기와 무선통신을 하여 음원을 제공받아 저장하고, 출력하는 음원 플레이어와, 상기 음원을 출력하는 스피커와, 상기 3색 LED의 발광과 상기 음원 플레이어를 선택하여 조작할 수 있도록 작동하는 모드 스위치와, 상기 기능 스위치의 조작 신호를 수신하여 상기 3색 LED의 광량, 칼라 및 점멸 주기를 제어하고, 상기 모드 스위치의 조작 신호를 수신하여 상기 3색 LED와 상기 음원 플레이어를 선택적으로 조작되게 제어하는 마이컴을 포함하여 된 디지털 응원봉과; 상기 음원 플레이어에 음원을 무선통신을 통해 제공하고, 다수 개의 상기 디지털 응원봉을 무선통신을 통해 상기 3색 LED 및 상기 음원 플레이어를 원격 제어하는 무선 응원 제어장치;를 포함하는 디지털 응원봉을 이용한 응원 운영시스템을 제공한다.
Patent KR-102238427-B1 (KR)
Title: One vane impeller for easy balancing adjustment by dummy vane and pump with the same
Inventor: AHN TAE SANG
IPC: F04D29/22
Filed: 2020-08-10
Granted: 2021-04-09
Abstract: The present invention relates to an impeller capable of suctioning and discharging fluids by a centrifugal force and a pump including the same. According to an embodiment of the present invention, a one-vane impeller with easy balancing adjustment by a dummy vane includes: a shaft combination plate part having a shaft combination part formed in the center to be combined with a driving shaft; a suction plate part spaced apart from the shaft combination plate part and having a suction part formed in the center to suction fluids; and a vane part placed between the shaft combination part and the suction plate part and having a curved surface of which the radius becomes wider gradually from the suction part to an outer circumference. The vane part includes: an outer vane part having one end located on the circumference of the suction part and having the other end located on the outer circumference of the suction plate part or the shaft combination plate part by becoming wider in radius gradually to the other end; an inner vane part located inside the outer vane part to be located on the same position as the one end of the outer vane part and having the other end connected with a middle part of the outer vane part by becoming wider gradually to the other end within a radius smaller than the outer vane part; and a hollow part having a hollow inside in the inner and outer vane parts so as to make the adjustment of balancing easy by reducing the weight of the vane part. Therefore, the present invention is capable of improving the efficiency of a pump by easily adjusting the balancing of an impeller.
Patent KR-102289656-B1 (KR)
Title: Packing box
Inventor: KIM YOUNG JIN
IPC: B65D5/54
Filed: 2020-08-12
Granted: 2021-08-12
Abstract: The present invention relates to a packaging box having a novel structure that can be easily packaged by using double-sided tape and can be easily opened by using a perforated line after the packaging. According to the packaging box of the present invention, an upper main cover and a lower main cover can be easily and adhesively packaged by using the double-sided tape after the goods are stored in a box body. When opening the packaging box after packaging, the cutouts in various character shapes formed on one of the main covers can be easily torn and the packaging box can be simply opened. Thus, the packaging and opening convenience of the packaging box can be greatly improved. The present invention comprises the box body (100) and an auxiliary cover (120).
Patent KR-102226938-B1 (KR)
Title: Effective data extraction method, apparatus and computer program for optimized matching users using artificial intelligence model
Inventor: KIM SUNG GOO
IPC: G06Q30/08
Filed: 2020-08-13
Granted: 2021-03-10
Abstract: Provided are a method for extracting valid data for optimized matching between users using an artificial intelligence model, a device thereof, and a computer program. According to various embodiments of the present invention, the method for extracting valid data for optimized matching between users, performed by a computing device, comprises the steps of: training the artificial intelligence model to learn pre-stored user information and additional information input from the outside as first learning data; extracting valid data for matching between a first user and a second user using the artificial intelligence model; and retraining the artificial intelligence model to learn at least one of the extracted valid data and actual matching result data according to the extracted valid data as second learning data.
Patent KR-102197277-B1 (KR)
Inventor: AHN JONG HYUN
IPC: D04B1/18
Filed: 2020-08-19
Granted: 2021-01-06
Abstract: The present invention relates to a composition of a front tightening unit capable of forming a tightening unit in an opening unit of both arm warmers knitted in a cylindrical shape by using a circular knitting machine without a joint unit and forming a hole through which a thumb passes in the front tightening unit. The present invention relates to the front tightening unit for forming the joint unit in both opening units of an arm warmer knitted by the circular knitting machine and, more specifically, to a composition of the front tightening unit of the arm warmer capable of forming an inner tightening unit connected to a warmer body as a first tightening unit in which rubber yarns and spandex yarns are mixed and knitted by dividing a main wall into four equal parts; forming a second tightening unit knitted by the spandex yarns in the outside of the first tightening unit connected to the first tightening unit; forming a third tightening unit knitted by the rubber yarns and the spandex yarns in the outside of the second tightening unit connected to the second tightening unit; forming a fourth tightening unit knitted by the rubber yarns in the outside of the third tightening unit connected to the third tightening unit; and forming a penetrating hole through which the thumb passes in the second tightening unit.
Patent KR-102315330-B1 (KR)
Title: Block type latch for vehicle
Inventor: KANG JAE SUNG
IPC: E05B81/28
Filed: 2020-08-28
Granted: 2021-10-19
Abstract: The present invention applies a combination of a vertical channel where a sliding block and a striker are moved to a stopper connected to a door handle to switch an opened state of a door into a semi-opened state and a closed state and switch and fixate the state into one state by the linear movement principle using compressive force and elastic force. The present invention can remove components required for rotation and economically realize a latch mechanism through the simple component.