baber/WOPTO huggingface dataset:
Patent KR-102538951-B1 (KR)
IPC: B32B37/00
Filed: 2021-08-11
Granted: 2023-05-31
Abstract: 본 발명은 차량용 커브드 디스플레이 OCA 필름 합착장치에 관한 것으로, 보다 상세하게는 커브드 디스플레이에 OCA 필름을 합착하기 위해 복수 개의 가압롤러를 사용하는 차량용 커브드 디스플레이 OCA 필름 합착장치에 관한 것이다. 
본 발명의 차량용 커브드 디스플레이 OCA 필름 합착장치는 OCA 필름을 커브드 디스플레이에 합착하는 과정에서 발생하는 기포를 줄일 수 있는 효과가 있다.
Patent KR-102594388-B1 (KR)
Title: Mec 환경에서 긴급 데이터 전송을 위한 sdn 기반 패킷 스케줄링 방법
IPC: H04L47/00
Filed: 2021-08-24
Granted: 2023-10-27
Abstract: 본 발명에 따른 MEC 환경에서 긴급 데이터의 신속한 전송을 위한 SDN 기반 패킷 스케줄링 방법은 IoT 장치 및 사용자 단말로부터 상기 MEC 엣지 노드에서 데이터 패킷을 수집하는 패킷 수집 단계; 상기 MEC 엣지 노드에서 상기 데이터 패킷을 긴급 데이터 패킷과 일반 데이터 패킷을 구분하는 데이터 패킷 구분 단계; 상기 긴급 데이터 패킷과 상기 일반 데이터 패킷을 각각 긴급 큐(Emergency Queue, EQ) 및 일반 큐(Normal Queue, NQ)로 각각 구분하여 전달하는 데이터 패킷 전달 단계; 및 상기 긴급 큐에 데이터가 존재할 경우 상기 긴급 큐의 긴급 데이터 패킷을 서버로 먼저 전송하고, 상기 긴급 큐가 비어있을 경우 상기 일반 큐의 일반 데이터 패킷을 상기 서버로 전송하는 데이터 패킷 전송 단계를 포함한다.
Patent KR-102487540-B1 (KR)
Title: Matte grade optimization control system in cupper smelting process
Inventor: KO HONG CHEOL
IPC: C22B15/00
Filed: 2021-09-03
Granted: 2023-01-11
Abstract: The present invention relates to an optimal matte copper content ratio (Cu%) control system in a copper refining plant, which comprises: a receiving unit which receives data from a data storage device of the copper refining plant; a preprocessing module which removes noise from the data received by the receiving unit; a raw material correction module which corrects an S content ratio of the raw material to enhance the accuracy of the matte copper content ratio (Cu%) prediction; an oxidation reaction module which describes the phenomenon that the raw material combusts to produce matte, slag, and sulfuric acid gas; a material balance module which explains the phenomenon that the matte produced in a unit time mixes with the matte in a molten bath and the produced amount of the matte is tapped from the molten bath; an oxygen supply optimization module which determines an oxygen supply amount to align the matte copper content ratio (Cu%) as closely as possible to an operational target; a transmission unit which transmits the above-mentioned results; and a terminal which outputs the results. The matte copper content ratio (Cu%) control system in the copper refining plant can reduce copper loss by decreasing the copper content in the discarded slag, reduce operational costs by setting a higher operational target for the matte copper content ratio (Cu%) and decreasing the utility consumption of resources like coal or lime, and can prevent unplanned operational stops due to furnace brick damage by operating the plant stably.
Patent KR-102397240-B1 (KR)
Inventor: AHN KYUNG HO
IPC: E04G17/065
Filed: 2021-09-27
Granted: 2022-05-12
Abstract: The present invention relates to a formwork fastening clamp. The formwork fastening clamp according to an embodiment of the present invention may comprise: a body unit having an insertion bracket into which side walls of a formwork which are in contact with each other are partially inserted, and at least one fixing member to which a support for supporting the formwork is fixed; and a fixation unit penetrating the body unit to be coupled thereto, inserted into a space between the side walls of the formwork, and fixing a position of the body unit with respect to the formwork. Provide is the formwork fastening clamp capable of supporting a load which may occur in the formwork.
Patent KR-102343931-B1 (KR)
Title: Active underground power cable line tester and testing method
Inventor: MOK YOUNG SOO
IPC: G01R29/027
Filed: 2021-10-13
Granted: 2021-12-27
Abstract: The embodiment of the present invention relates to a device and method for exploring underground power cable live lines. Provided are a device and method for exploring underground power cable live lines, wherein the device includes: a reference point detection unit for detecting current magnitude, phase, and specific noise of a cable in a reference point switch; a pulse wave generator generating and injecting a pulse wave into the cable in the reference point switch; a reference point control unit which receives result signals of the reference point detection unit and the pulse wave generator and transmits results; a detection point measuring unit which measures the current magnitude, phase and specific noise of a detection point cable, and a pulse wave; and an exploration control unit for determining whether or not the cable is connected by comparing a measurement result of the detection point measuring unit with the result signals transmitted by the reference point control unit. According to the present invention, it is possible to quickly and accurately identify a connection cable line through the magnitude of the current, a phase angle, and the noise.
Patent KR-102499659-B1 (KR)
Title: Cosmetic case with refill structure
Inventor: LEE DO HOON
IPC: A45D34/00
Filed: 2021-10-14
Granted: 2023-02-14
Abstract: The present invention relates to a cosmetic case with a refill structure, which makes it convenient to use and safe storage. The cosmetic case with a refill structure, according to an embodiment of the present invention, comprises: a container body with one side open and a lifting spiral groove formed thereon; an outer cap rotatably coupled to the container body for a certain period and having a straight elevation groove formed thereon; an elevating means rotating with the outer cap, lifted and lowered within the container body and having an elevating protrusion; a contents container accommodated inside the container body and storing contents therein; a discharging means installed in the content container to discharge the content; and an operation button coupled to one side of the content container and connected to an inner cap that is raised and lowered together with the elevating means and the discharging means to discharge the contents to the outside. A fastening protrusion and a fastening groove are formed on the elevating means and the inner cap, respectively, to be detachably coupled to each other. A refill guide groove and a refill guide protrusion are formed, and the refill guide protrusion is inserted into the refill guide groove.
Patent KR-102390992-B1 (KR)
Inventor: LEE HAK SUNG
IPC: G01N33/00
Filed: 2021-10-14
Granted: 2022-04-27
Abstract: A secondary battery electrolyte leakage inspection system according to the present invention accommodates an object to be detected (pouch cell) and a sensor in a vacuum chamber and a sensor chamber, which are a kind of closed system, respectively, changes fluid pressure inside the vacuum chamber and the sensor chamber to quickly detect the leakage of harmful components and quickly detect the generation of toxic gases such as carbon monoxide and acetylene, thereby preventing the occurrence of a fire in advance, and more accurately and easily detecting whether a defect has occurred in an exterior material of the object to be detected (pouch cell), in particular, a battery cell.
Patent KR-102617256-B1 (KR)
IPC: B01J20/30
Filed: 2021-10-15
Granted: 2023-12-21
Abstract: 본 발명은 우라늄 흡착제 제조방법에 관한 것으로서, 그래핀 옥사이드(graphene oxide)에 금속유기구조체(metal-organic framework, MOF)가 도핑되는 단계를 포함하는 우라늄 흡착제 제조방법에 관한 것이다.
Patent KR-102494098-B1 (KR)
Title: Smart air curtain with bldc motor
Inventor: YOON SANG GUEN
IPC: F24F11/52
Filed: 2021-10-19
Granted: 2023-01-31
Abstract: The present invention relates to a smart air curtain which increases efficiency by using a BLDC motor and is easy to check and respond to errors in real time. According to the present invention, the smart air curtain may check and respond to errors in real time by situation for each BLDC motor through the independent rotation speed control and operation control for each BLDC motor, and the fan rotation speed check for each BLDC motor, and, in particular, automatically determines the air filter status and transmits the result to a manager terminal so that the air filter can be kept clean at all times.
Patent KR-102420215-B1 (KR)
Title: Method for producing lead tab and mold used for manufacturing lead tab
Inventor: KIM DO HYUNG
IPC: H01M50/557
Filed: 2021-10-26
Granted: 2022-07-13
Abstract: The present invention relates to a method for manufacturing a lead tab used in a secondary battery and a mold used for manufacturing the lead tab. The present invention provides the method for manufacturing a lead tab comprising the following steps of: manufacturing a metal lead; sequentially overlapping a first insulating film, the metal lead, and a second insulating film, and then placing the same on a lower mold; removing air bubbles by pressing the first insulating film, the metal lead, and the second insulating film by lowering an upper mold under a predetermined temperature condition; thermally fusing the first and second insulating films on the metal lead by heating the metal lead to a temperature higher than the predetermined temperature; and pressing the first insulating film, the metal lead, and the second insulating film by lowering the upper mold, wherein the upper mold and the lower mold respectively have stoppers configured to limit deformation of the first and second insulating films. A purpose of the method is to minimize air gaps generated on a surface of the metal lead when thermally fusing the insulation films.
Patent KR-102461497-B1 (KR)
Inventor: NAM KALAM
IPC: G06Q10/06
Filed: 2021-11-19
Granted: 2022-11-01
Abstract: A method for predicting a construction material for a construction process according to one embodiment of the present invention may include the steps of: obtaining site information including the type of building, scale and process steps of the construction site for the construction site; selecting a plurality of construction materials corresponding to the process step based on the site information; determining a quantity of each of the selected plurality of construction materials based on the site information; and generating recommendation data including information on the selected plurality of building materials and quantities corresponding to each of the selected plurality of building materials.
Patent KR-102444002-B1 (KR)
Title: Boltless type assembly angle
Inventor: YOU SUNG HO
IPC: F16B12/10
Filed: 2021-12-13
Granted: 2022-09-16
Abstract: The present invention relates to a boltless-type assembly angle, which can be coupled without a bolt while having excellent coupling performance and stability. The boltless-type assembly angle comprises: a vertical member which consists of a vertical bar formed to be extended in a vertical direction and a plurality of vertical member coupling units toward the inside of the vertical bar; and a horizontal member which consists of a horizontal bar coupled to the vertical member and extended in a horizontal direction and a plurality of horizontal member coupling units to the inside of the horizontal bar. Provided is a boltless-type assembly angle, wherein a second curved unit vertical bar of a second curved unit forming the horizontal member has surface contact, in which many areas come in contact with a first contact surface of a vertical member curved part formed in the vertical member, so that the horizontal member coupled to the plurality of vertical members generates almost no deviation left or right so as to have structural stability; the horizontal member is easily attached to and detached from the vertical member when coupling the horizontal member to the vertical member without a separate tool so as not to generate a deviation left or right; and damage to the vertical member coupling units of the vertical member and the horizontal member coupling units of the horizontal member is not generated even after detachment so as to improve fixing power in case of re-use after detachment.
Patent KR-102405326-B1 (KR)
Title: 아토피 피부염의 예방 또는 치료용 조성물
Inventor: YOON KWANG HO
IPC: A61K8/68
Filed: 2021-12-14
Granted: 2022-06-07
Abstract: 아토피 피부염의 예방 또는 치료용 조성물에 관한 것으로, 나노 크기의 멀티 라멜라 리포좀 구조를 형성하여 세라마이드를 안정적으로 함유할 뿐만 아니라, 유효성분의 피부 내 전달을 촉진하여 아토피 피부염의 예방, 개선 또는 치료에 이용될 수 있다.
Patent KR-102412287-B1 (KR)
Title: 재사용이 가능한 도로표지병
Inventor: HAN JONG WON
IPC: E01F9/582
Filed: 2021-12-31
Granted: 2022-06-23
Abstract: 본 발명은 아스팔트에 노면에 매립된 도로표지병을 아스팔트의 파손 없이도 아스팔트 노면으로부터 도로표지병을 탈거 가능하게 안내하여, 도료표지병의 재사용을 통해 교체비용을 절감시켜주는 재사용이 가능한 도로표지병에 관한 것으로, 내부에 적재공간(110)이 형성되고, 상단 양측을 따라 돌출부(120)가 돌출형성되되, 차량진행방향과 직교되는 방향으로 돌출형성되며, 상기 돌출부(120) 전면에 삽입공(121)이 천공되어 상기 적재공간(110)이 외부로 노출되고, 양측면부에 각각 걸이홈(130)이 관통형성되는 표지병 몸체(100)와; 상기 표지병 몸체(100) 내부의 적재공간(110) 쪽에 착탈가능하게 고정되는 지지판(200)과; 상기 지지판(200) 상에 고정되어 적재공간(110)에 고정위치되는 것으로, 전방으로부터 삽입공(121)을 통해 조사된 광을 삽입공(121)을 통해 외부로 반사시키는 반사부재(300);를 포함하고, 상기 표지병 몸체(100)는, 도로(400)의 삽입홈(410)에 내입되되, 도로(400)의 삽입홈(410)을 이루는 접촉면에 접착제(420)를 접착고정되며, 상기 표지병 몸체(100)의 양측면부에 각각 구비된 걸이홈(130)에 양단부가 걸려 고정되는 걸이부(510)를 상하로 고속이동시켜, 도로(400)의 삽입홈(410)에 접착제(420)를 통해 고정된 표지병 몸체(100)를 탈거시키는 전동브레카(500);를 더 포함한다.
Patent KR-102480805-B1 (KR)
Title: 적층체의 제조 방법 및 제조 장치
IPC: B05D1/26
Filed: 2019-08-09
Granted: 2022-12-22
Abstract: 연속 반송되는 기재를 백업 롤에 감아 걸치고, 백업 롤 상의 기재에 유기 용제를 포함하는 도포액을 도포하여, 도막을 형성하는 공정 a와, 도막 상의 기체를 흡기함으로써, 백업 롤 상의 도막으로부터 유기 용제를 감소시키는 공정 b를 적어도 가지며, 공정 a에 있어서의 기재와 도포액의 접촉 시의 기재 상 분위기압을 P A 로 하고, 공정 b에 있어서의 기체의 흡기 시의 기재 상 분위기압을 P B 로 한 경우, P A  및 P B 가 조건 1: P A >P B , 및 조건 2: P B ≤대기압-100Pa를 충족시키는, 적층체의 제조 방법, 및 이 제조 방법을 실시하는 적층체의 제조 장치.
Patent KR-102564935-B1 (KR)
Title: 수납 가능한 선풍기
IPC: F04D25/08
Filed: 2020-11-10
Granted: 2023-08-08
Abstract: 본 발명은 가전 제품 기술 분야에 관한 것으로, 구체적으로 수납 가능한 선풍기에 관한 것이다. 수납 가능한 선풍기는 착탈식으로 연결된 선풍기 헤드, 지지대, 베이스를 포함하며, 상기 베이스에는 제 1 수용홈과 제 2 수용홈이 구비되고, 상기 수납 가능한 선풍기는 사용 상태와 보관 상태를 가지며; 상기 수납 가능한 선풍기가 사용 상태인 경우, 상기 선풍기 헤드, 지지대 및 베이스는 순차적으로 연결되고; 상기 수납 가능한 선풍기가 수납 상태인 경우, 상기 선풍기 헤드는 상기 제 1 수용홈에 수용되고, 상기 지지대는 상기 제 2 수용홈에 수용된다. 선풍기 헤드, 지지대, 베이스는 착탈식으로 연결되어 쉽게 분리가 가능하며, 선풍기 헤드와 지지대를 베이스에 수납할 수 있으며, 그 과정은 나사, 너트 등 고정부재를 제거하지 않아도 되거나 또는 더 적은 고정부재를 사용하기에, 수납 과정이 보다 간단하고 편리하며, 수납후에 공간을 적게 차지한다.
Patent KR-102566295-B1 (KR)
Title: 낮은 카프로락탐 농도 및 특정 상대 점도를 갖는 폴리아미드를 제조하기 위한 방법 및 제형
IPC: C08G69/16
Filed: 2019-08-21
Granted: 2023-08-10
Abstract: 본 발명은 카프로락탐 단위를 갖는 나일론 혼합물, 1 wppb 내지 50 wppm의 촉매 조성물, 및 0.75 중량% 초과의 잔류 카프로락탐을 포함하고, 30 내지 90 μeq/g의 델타 말단 기 수준을 갖는 베이스 폴리아미드 조성물에 관한 것이다.
Patent KR-102367928-B1 (KR)
Title: 표면 인식 렌즈
IPC: G06T15/60
Filed: 2018-01-09
Granted: 2022-03-02
Abstract: 본 개시내용의 양태들은 현실 세계 환경들 내에서 3차원 가상 객체들을 렌더링하기 위한 방법, 및 적어도 하나의 프로그램을 저장하는 컴퓨터-판독가능 스토리지 매체를 포함하는 시스템을 수반한다.  3차원 가상 객체의 가상 렌더링은 사용자가 현실 세계에서 객체 주위에서 이동함에 따라 적절히 변경될 수 있고, 3차원 가상 객체는 다수의 사용자들에 대해 유사하게 존재할 수 있다.  가상 객체 렌더링은 현실 세계 환경에서, 예를 들어, 바닥 또는 지면 또는 테이블과 같은, 기준 표면에 관하여 행해질 수 있고, 그 기준 표면은 이미지 처리 방법들에 의해 또는 가상 객체 렌더링 프로세스의 일부로서 사용자에 의해 선택될 수 있다.
Patent KR-102539916-B1 (KR)
Title: 반응기 시스템의 셧다운을 제어하는 방법
IPC: C08F110/02
Filed: 2019-11-13
Granted: 2023-06-02
Abstract: 2차 압축기, 반응기, 고압 렛다운 밸브(HPLDV), 고압 분리기 및 고압 재순환 가스 시스템을 포함하는 폴리에틸렌 반응기 시스템의 셧다운을 제어하는 것이 제공된다.  2차 압축기의 부분적인 또는 완전한 셧다운 후에, HPLDV는 반응기 압력이 사전설정된 감압 한계까지 감소할 때까지, 또는 반응기 압력에 대한 반응기 가스 밀도의 기울기가 0.15를 초과할 때까지 사전설정된 개방 위치로 개방된다.  HPLDV는 압력을 압력 설정점으로 제어한다.
Patent KR-102580007-B1 (KR)
Title: 인슐린 함유 약제학적 조성물
IPC: A61K38/28
Filed: 2017-12-15
Granted: 2023-09-19
Abstract: 본 발명은 당뇨병 관련 의학적 병적상태 치료용 약제학적 조성물에 관한 것이다. 보다 구체적으로, 본 발명은 인간 인슐린 유사체의 장시간 작용하는 아크릴화 유도체를 포함하는 약제학적 조성물을 제공하고, 기초 인슐린 투여 요법을 위한 이러한 조성물의 의학적 사용에 관한 것이다.
Patent KR-102402349-B1 (KR)
Title: 측벽 디스플레이를 갖는 전자 디바이스
IPC: G06F3/041
Filed: 2012-09-20
Granted: 2022-05-30
Abstract: 전자 디바이스들은 디바이스들의 복수의 표면들 상에 디스플레이를 형성하도록 굽은 가요성 디스플레이를 포함하는 것을 제공할 수 있다.  굽은 가요성 디스플레이는 정면 측 디스플레이들 및 에지 디스플레이들을 형성하도록 구부러질 수 있다.  에지 디스플레이들은, 패터닝된 하우징 부재들, 인쇄된 마스크 또는 페인팅된 마스크를 이용하여, 또는 가요성 디스플레이와 관련된 디스플레이 픽셀들을 선택적으로 활성화 및 비활성화시킴으로써, 정면 측 디스플레이들 또는 다른 에지 디스플레이들로부터 분리될 수 있다.  에지 디스플레이들은 정면 측 디스플레이에 추가된 가상 버튼, 가상 스위치 또는 정보 디스플레이로서 교대로 기능할 수 있다.  가상 버튼들은 투명 버튼 부재, 렌즈, 촉각 피드백 구성요소, 오디오 피드백 구성요소, 또는 가상 버튼들이 활성화될 때 사용자에게 피드백을 제공하기 위한 다른 구성요소들을 포함할 수 있다.
Patent KR-102426374-B1 (KR)
Title: Virtual face-to-face table device
Inventor: CHOI HAE YONG
IPC: H04N7/14
Filed: 2022-01-11
Granted: 2022-07-27
Abstract: The present invention relates to a virtual face-to-face table device. The virtual face-to-face table device displays the other party's image in the same size as the real one within a table structure and size, displays a three-dimensional effect of space, configures an image system with a structure in which the eyes of the other party match as in reality, configures the top, bottom, left, and right of the image to match when facing each other without a separate image reversal device, implements a device capable of real-time conversation, and can be configured within the height of a table to be used like the table.
Patent KR-102522757-B1 (KR)
Inventor: KIM KI HOON
IPC: G06Q30/06
Filed: 2022-02-07
Granted: 2023-04-17
Abstract: 사용자 맞춤형 헬스케어 서비스 제공 장치 및 방법이 개시되며, 본원의 일 실시예에 따른 사용자 맞춤형 헬스케어 서비스 제공 방법은, 사용자의 신체로부터 측정되는 생체 신호 정보 및 상기 사용자에 의해 작성된 설문 응답 정보 중 적어도 하나를 포함하는 건강 데이터를 획득하는 단계, 상기 건강 데이터에 기초하여 상기 사용자의 건강 상태를 개선하기 위하여 권장되는 헬스케어 제품 및 신체 활동 중 적어도 하나에 대한 추천 정보를 생성하는 단계 및 상기 추천 정보를 상기 사용자의 사용자 단말로 제공하는 단계를 포함할 수 있다.
Patent KR-102455547-B1 (KR)
Inventor: MUN SEUNG HO
IPC: C21D8/04
Filed: 2022-02-21
Granted: 2022-10-17
Abstract: The present invention is to provide chromium-molybdenum steel having high strength and high ductility and a manufacturing method thereof. An embodiment of the present invention provides chromium-molybdenum steel comprising 0.01 to 0.2 wt% of carbon, 0.4 to 0.8 wt% of manganese, 0.02 wt% or less of phosphorus, 0.025 wt% of sulfur, 0.01 to 0.80 wt% of silicon, 0.5 to 3.0 wt% of chromium, 0.45 to 1.25 wt% of molybdenum, 0.05 to 0.5 wt% of vanadium, and the balance iron and unavoidable impurities.
Patent KR-102446496-B1 (KR)
Title: Method for operating personal extention hair
Inventor: KIM DA HUEIN
IPC: A41G5/00
Filed: 2022-02-25
Granted: 2022-09-23
Abstract: The present invention relates to a method for applying hair extensions. The method for applying hair extensions comprises: a first step of selecting a target real hair which is real hair bound to a hair extension among the real hair of the person being treated; a second step of dividing the target real hair into first real hair and second real hair and positioning the first real hair to be held by the thumb and forefinger of the operator's left hand and the second real hair to be held by the thumb and index finger of the operator's right hand; a third step, in a state in which a first part hair of the hair extension in the right hand is held by the index and middle finger of the left hand after positioning the second real hair in second step to be held by the middle and ring finger of the left hand, of positioning the second real hair held by the middle and ring finger of the left hand to be held again by the thumb and index finger of the right hand; a fourth step of positioning the first real hair held in the left hand to be held by the middle finger of the right hand; a fifth step of positioning the second real hair held by the thumb and forefinger of the right hand to be held by the thumb and forefinger of the left hand and fixing a binding point of the hair extension and the target real hair; a sixth step of rotating the second real hair and the first part hair held in the left hand to form a first twist bundle and positioning the same to be held in the left hand and rotating the first real hair and a second part hair held in the right hand to form a second twist bundle and positioning the same to be held in the right hand; a seventh step of positioning the integrated twist bundle formed by crossing the first twist bundle held in the left hand and the second twist bundle held in the right hand so as to be held in the left hand; and an eighth step of forming a knot by binding a rubber band to the integrated twist bundle. Accordingly, the hair extensions are prevented from coming loose from the real hair.
Patent KR-102483447-B1 (KR)
Title: Charcoal cleaner appratus
Inventor: RYU CHAN WOO
IPC: B08B15/00
Filed: 2022-02-28
Granted: 2023-01-02
Abstract: The present invention relates to a charcoal cleaner apparatus that instantaneously forms a water film on burning charcoal to block oxygen, thereby removing fire and quickly restoring the charcoal to enable the charcoal to be reusable and, more specifically, to a charcoal cleaner apparatus, in which, during a charcoal restoration process, a large amount of instantaneously generated water vapor including ash (or dust) collides with water in a water vapor discharge unit communicating with a fresh water unit and then is discharged to the outside, and accordingly, ash that can also be included in the generated water vapor can be completely separated and removed, and instantaneous discharge of a large amount of water vapor discharged to the outside can be prevented. To this end, the present invention comprises a main body, a fire extinguishing unit, and a water vapor discharge unit, and the water vapor discharge unit has a structure including a cylinder, a guide partition, and an air compressor.
Patent KR-102472535-B1 (KR)
Inventor: LEE MOON KEUN
IPC: A63B71/00
Filed: 2022-02-28
Granted: 2022-11-30
Abstract: The present invention relates to a golf swing training device which generates a hitting sound when swinging a golf club at a certain speed or higher, and more specifically to the golf swing training device which is installed inside a shaft of the golf club to have a clean appearance and can be used with an existing golf club, and generates a large hitting sound while buffering an impact when hitting. The golf swing training device according to the present invention comprises: a guide rod movably inserted into the shaft of the golf club; an upper block provided at an upper part of the guide rod; a lower block provided at a lower part of the guide rod; and a cap holder detachably coupled to an opening of a grip portion of the golf club and holding the upper block with a magnetic force. In addition, the upper block moved along with the guide rod during a backswing is attached to the cap holder, and the lower block moved along with the guide rod during a downswing strikes the inner bottom of the shaft to generate a hitting sound. Accordingly, the hitting sound is generated loudly, and a buffer function works after the hitting sound is generated.
Patent KR-102462315-B1 (KR)
Inventor: OH KYUNG HYUN
IPC: H01P3/08
Filed: 2022-03-15
Granted: 2022-11-03
Abstract: The present invention provides a slot-array waveguide beam-steering antenna which is capable of improving side lobe level performance during beam-steering by increasing the degree of freedom of a segmental arrangement and minimizing a side lob rise factor in a segmental arrangement-based beam-steering function of the whole array antenna by securing the degree of freedom of a segmental arrangement design. The slot-array waveguide beam-steering antenna of the present invention comprises: a first waveguide layer; a second waveguide layer integrally formed with the first waveguide layer; one feed coupling slot which is formed between the first waveguide layer and the second waveguide layer and transmits an electric field from the first waveguide layer to the second waveguide layer; a third waveguide layer integrally formed with the second waveguide layer; a plurality of radiant element coupling slots which are formed between the second waveguide layer and the third waveguide layer, divide the electric field of the second waveguide layer, and transmits the divided electric field to the third waveguide layer; and a plurality of radiant slots which are formed on the third waveguide layer opposite to the radiant element coupling slots and provided in the same number as the number of the radiant element coupling slots.