baber/WOPTO huggingface dataset:
Patent KR-102114943-B1 (KR)
Inventor: LEE KWANG HEE
IPC: B29D23/00
Filed: 2020-01-02
Granted: 2020-05-25
Abstract: The present invention relates to an apparatus for manufacturing a communication cable protection tube, whereby the communication cable protection tube can be rapidly manufactured with a communication cable inserted therein, without having to insert the same in a following operation; and a communication cable protection tube manufactured thereby. According to the present invention, the apparatus for manufacturing a communication cable protection tube comprises: a communication cable unwinder for unwinding a wound communication cable and transferring the same; an inner tube inner skin unwinder for unwinding and transferring an inner tube inner skin toward an outer circumference of the communication cable being transferred; an inner tube outer skin unwinder for unwinding and transferring an inner tube outer skin to surround the inner tube inner skin; a first cutting means for cutting the inner tube inner skin being transferred, to form a first cut portion; a second cutting means for cutting the inner tube outer skin being transferred, to form a second cut portion; an inner tube guide for guiding such that the communication cable being transferred to is received by the inner tube inner skin while passing through the inner tube guide, and the inner tube inner skin accommodating the communication cable therein is surrounded by and integrated with the inner tube outer skin; a first lifting unit for lifting an inner tube, wherein as the inner tube has passed the inner tube guide, the inner tube has, with the communication cable accommodated therein, the inner tube inner skin and the inner tube outer skin integrally combined; an outer appearance forming unit for forming an outer appearance on the outer circumference of the inner tube being lifted; and a cooling unit for cooling the communication cable protection tube, which is a resulting product with the outer appearance formed on the outer circumference of the inner tube.
Patent KR-102337754-B1 (KR)
IPC: G10L25/69
Filed: 2020-01-14
Granted: 2021-12-08
Abstract: 본 발명의 실시예에 따른 평가 함수를 적용한 영어 말하기 평가 방법은, 사용자 단말로부터 사용자 답변 음성을 수신하는 단계와, 사용자 답변 음성을 분석하는 단계와, 사용자 답변 음성에 인공지능 음성인식 기술을 적용하여 텍스트를 생성하는 단계와, 생성된 텍스트를 자연어 분석 딥러닝 모델을 통해 텍스트 구문 분석하는 단계와, 사용자 답변 음성을 기초로 사용자의 답변 성량, 답변 속도, 답변 지속성, 수식어 상세성, 접속어 다양성, 대응력, 주제 정확성, 표현 정확성, 문장 독창성, 의미 전달성, 답변 길이, 시제 일치, 문장 형식 다양성, 어휘력, 및 어휘 중복도 중 적어도 하나를 평가 함수를 적용하여 평가하는 단계와, 평가 결과를 기초로 사용자 등급을 계산하는 단계와, 사용자 단말로 사용자의 평가 결과와 사용자 등급을 제공하는 단계를 포함한다.
Patent KR-102156361-B1 (KR)
Title: Automatic backwashing device of dipping membrane using siphon principle
Inventor: MIN KANG SIK
IPC: C02F3/12
Filed: 2020-01-15
Granted: 2020-09-15
Abstract: The present invention relates to an automatic backwash apparatus for a dipping membrane using the principle of a siphon to increase backwash efficiency and decrease backwash time. According to the present invention, the automatic backwash apparatus comprises: a first water tank including a filter unit filtering fluid stored therein and storing the fluid; a suction pump sucking the fluid filtered through the filter unit of the first water tank; a second water tank connected to the suction pump to store the fluid sucked through the suction pump; a filtering flow path connected to the first water tank, the suction pump, and the second water tank to provide a flow path for transferring the fluid filtered through the first water tank to the second water tank; a backwash unit placed in the filtering flow path connecting the suction pump and the second water tank to perform backwash of the transferred fluid; a cleaning unit connected to the first water tank to supply a cleaning chemical to the first water tank; and an air supply unit connected to the first water tank to supply air to the first water tank. The backwash unit and the cleaning unit are installed at a higher position than those of the first and second water tanks to transfer backwash water and the cleaning chemical by siphonage.
Patent KR-102312101-B1 (KR)
IPC: B01D53/78
Filed: 2020-01-23
Granted: 2021-10-14
Abstract: 본 발명의 예시적 실시예에 따른 공기정화장치는, 가스가 유입되는 유입홈을 구비하고, 상기 유입홈의 중앙에는 관통홀이 형성되며, 상기 유입홈의 둘레에 처리수가 저장되는 수조를 구비하는 케이스 및 상기 케이스를 덮는 덮개를 포함하는 본체부; 상기 본체부 내에 배치되는 필터부; 및 상기 본체부 내에 배치되는 노즐부;를 포함하고, 상기 필터부는 데미스터 필터 유닛을 포함하며, 상기 노즐부는 상기 데미스터 필터 유닛과 상기 수조 사이에서 상기 데미스터 필터 유닛 안쪽에 배치되며 상기 처리수를 무화하여 제공하는 제1 노즐 및 상기 데미스터 필터 유닛 상부에서 상기 처리수를 아래로 갈수록 넓어지는 형상으로 분사하는 제2 노즐을 포함할 수 있다.
Patent KR-102358559-B1 (KR)
Title: 잇몸 강화를 위한 구강 마사지용 손가락 패치
IPC: A61H13/00
Filed: 2020-02-10
Granted: 2022-02-04
Abstract: 본 발명은 손가락이나 장갑에 착용되어 잇몸을 자극하면서 마사지하는 패치로서, 손가락의 말단부 형상에 대응하게 제작되는 패치패드; 상기 패치패드의 일부분에 돌출된 상태로 구비되어 외압에 의한 가압으로 잇몸을 자극하여 마사지하는 마사지 모듈; 및 상기 패치패드의 후면에 구비되어 상기 패치패드를 손가락이나 장갑에 결합시키는 결합부;를 포함하고, 상기 마사지 모듈은, 잇몸을 국부적으로 탭핑하거나 설정된 부분을 지압하는 것을 특징으로 한다.
Patent KR-102164827-B1 (KR)
Title: Refill container, container body and cosmetic container including the same
Inventor: SONG HYE KANG
IPC: A45D34/00
Filed: 2020-02-10
Granted: 2020-10-13
Abstract: The present invention relates to a cosmetic container to easily and detachably attach a refill container to a container main body. According to one embodiment of the present invention, the cosmetic container comprises: the container main body providing a storage space formed therein and including a neck portion having an opening to access the storage space; the refill container received inside the storage space and provided to be detachably attached to the container main body; a guide portion disposed in the container main body and including a first sliding surface downwardly formed from the upper surface of the neck portion forming the opening at a predetermined angle; and a coupling portion disposed in the refill container and including a first guide protrusion provided to move along the first sliding surface.
Patent KR-102301543-B1 (KR)
IPC: C03B11/12
Filed: 2020-02-20
Granted: 2021-09-13
Abstract: 피성형물이 금형 유니트에 수납되고, 메인 챔버의 내부에서 이송 유니트가 상기 금형 유니트와 대면되며, 상기 이송 유니트는 상기 메인 챔버의 입구측으로부터 출구측을 향하는 이송 방향을 따라 예열 유니트, 성형 유니트, 냉각 유니트의 순서대로 상기 금형 유니트를 이송하고, 상기 이송 유니트는 서로 독립적으로 동작되는 제1 이송 유니트 및 제2 이송 유니트를 구비할 수 있다.
Patent KR-102340726-B1 (KR)
IPC: G01R31/28
Filed: 2020-02-21
Granted: 2021-12-17
Abstract: 듀얼 테스트 챔버를 구비한 번인 테스트 장치가 개시된다. 개시된 듀얼 테스트 챔버를 구비한 번인 테스트 장치는 각각 반도체 기판들을 수납하고 수납된 반도체 기판의 검사가 이루어지는 검사공간을 제공하며, 각각 별도의 검사공간을 이루도록 병렬도 배치되어 서로 독립적인 공간으로  형성되는 제1테스트챔버 및 제2테스트챔버; 상기 제1테스트챔버 및 상기 제2테스트챔버의 측부에 각각 배치되어 상기 제1테스트챔버 및 제2테스트챔버에 공기를 공급하는 제1송풍기 및 제2송풍기; 상기 제1테스트챔버 및 상기 제2테스트챔버에 제공되는 공기의 온도를 상승시키는 제1가열부 및 제2가열부;를 포함하도록 구성되는 것을 특징으로 한다.
Patent KR-102359374-B1 (KR)
Title: 고추작물 지지대용 와이어 연결장치
IPC: F16B2/02
Filed: 2020-02-27
Granted: 2022-02-07
Abstract: 본 발명은 고추작물 지지대용 와이어 연결장치에 관한 것으로서, 보다 상세하게는 일정간격으로 이격되게 배치되는 고추지지대에 결합시켜 고추의 무게 및 자연적인 외부의 환경 등에 의하여 고추작물이 쓰러지지 않도록 지지하는 와이어의 고정 및 해체작업을 쉽고 간편하게 수행할 수 있도록 한 고추작물 지지대용 와이어 연결장치에 관한 것이다. 
상기 기술적 과제를 달성하기 위한 본 발명은 고추지지대가 관통되는 관통홀이 형성되고, 전면에 개방부가 형성되는 몸체부; 상기 몸체부의 양측면에 길이방향을 따라 수직 방향으로 연장 형성되어 와이어를 지지해주며, 끝단부에는 와이어가 안착되는 와이어홀이 형성되고, 상기 와이어홀의 일측에는 절개되어 일정범위 내로 벌어지도록 절개부가 형성되는 와이어지지부; 상기 개방부를 기준으로 일측에 해당하는 몸체부에 일단부가 회전 가능하게 힌지 결합되어 닫힘 동작 시 관통홀에 관통된 고추지지대를 가압하여 몸체부를 고추지지대에 고정시켜주는 가압고정부; 및 상기 가압고정부를 상기 몸체부에 탈착 가능하게 결합시키기 위한 결합수단;을 포함하는 고추작물 지지대용 와이어 연결장치를 제공한다.
Patent KR-102120656-B1 (KR)
Inventor: JANG HYU JEONG
IPC: B65B25/14
Filed: 2020-03-10
Granted: 2020-06-09
Abstract: A casting tape packaging device capable of separating a tape core material rapidly and accurately includes: a feed roller on which casting tape is wound; a support roller which supports the casting tape supplied from the feed roller; a rolling shaft into which a tape core material is detachably inserted, and which receives power from a drive motor fixed to a drive body and rotates the tape core material so that the casting tape passed through the support roller can be wound around the tape core material; a core material take-out member including a take-out disk which has a through hole formed so that the rolling shaft can be disposed through the same, and a pushing rod which is connected to the take-out disk by a connection member and receives power from a linear actuator fixed to the drive body to linearly move between a reception position where the take-out disk is set inside the drive body to be positioned at a tip end portion of the rolling shaft, and a take-out position where the take-out disk is taken out of the drive body to be positioned at a distal portion of the rolling shaft, wherein the core material take-out member separates the tape core material inserted into the rolling shaft from the rolling shaft as the take-out disk moves between the tip end portion and the distal portion of the rolling shaft; and a control unit controlling the operation of the feed roller, the rolling shaft, and the core material take-out member.
Patent KR-102206455-B1 (KR)
Inventor: RHO SANG HWA
IPC: A23L35/00
Filed: 2020-03-20
Granted: 2021-01-22
Abstract: Provided are a cicada larva pill and a manufacturing method thereof. According to the present invention, the manufacturing method comprises a raw material preparation step (S100), a raw material washing step (S200), a sterilization treatment step (S300), a Beopje (Korea traditional processing method to remove anti-nutrients and enhance phytochemicals) step (S400); a moving and drying step (S500); a hot air drying step (S600); a sterilization step (S700); a grinding step (S800); a mixing and kneading step (S900); a roll milling step (S1000); a pill manufacturing step (S1100); a sugarcoating step (S1200); a metal detection step (S1300); and a packaging step (S1400). Along with the efficacy of cicada larvae, the present invention can expect various medicinal effects.
Patent KR-102154954-B1 (KR)
Inventor: PARK JI SEOK
IPC: B24B45/00
Filed: 2020-04-02
Granted: 2020-09-10
Abstract: The present invention relates to a coupler which is mounted on a rotary shaft of a hand disk grinder to fasten a grinder wheel in a one-touch method. To this end, the present invention comprises: a cylindrical mounting body mounted on the rotary shaft of the grinder; a butterfly fastening unit having a plurality of butterfly wings to be mounted on the mounting body after fixing the grinder wheel to the outer circumference of the upper portion of the mounting body so as to be rotated in the reverse direction of the grinder wheel; and an elastic mounting washer formed in a funnel shape, which is mounted between the mounting body and the butterfly fastening unit to allow the grinder wheel to elastically come in contact with the rotary shaft to be mounted thereon. Therefore, the grinder wheel can be fastened to the grinder in a one-touch method. The present invention provides the mounting body fastened to the grinder to enable quick and safe fastening even with little power. Moreover, the butterfly fastening unit is provided at the upper side of the mounting body to be rotated in the reverse direction of the rotating power of the grinder such that the grinder wheel may be used by being fastened in a safer manner, and that the grinder wheel can be prevented from being dislocated for reliable use. The present invention further comprises the butterfly fastening unit having a plurality of butterfly wings, such that anyone can easily fasten the grinder wheel to the grinder.
Patent KR-102146077-B1 (KR)
Title: Construction method of top slab with opening for vertical shaft
Inventor: KO EOM SHICK
IPC: E02D29/12
Filed: 2020-04-23
Granted: 2020-08-19
Abstract: The present invention relates to a construction method of a vertical shaft with an opening part on an uppermost slab which must have an opening part used for a purpose such as a vent on a slab installed on the upper most side of a vertical shaft. After a vertical shaft inner wall construction step of constructing an inner wall of a vertical shaft, while leaving an opening part after installing a support beam crossing an entrance of the vertical shaft on the upper end of the inner wall, a precast slab is mounted in a space between the support beam and the inner wall of the vertical shaft. A plurality of support beams can be used if the vertical shaft has a large cross section. The construction method includes a step of installing a first support beam crossing the entrance of the vertical shaft and a second support beam separated from the first support beam to cross the entrance of the vertical shaft on the upper end of the inner wall. A precast slab is mounted in a space between the first support beam and the inner wall of the vertical shaft and a space between the second support beam and the inner wall of the vertical shaft. While leaving the opening part, a precast slab is mounted between the first support beam and the second support beam.
Patent KR-102325225-B1 (KR)
IPC: G06F7/58
Filed: 2020-04-24
Granted: 2021-11-11
Abstract: 본 발명은, 기판, 기판의 일면에 접합되고, 광 신호를 송신하는 발광 소자, 광 신호를 전기 신호로 변환하며, 기판의 일면에 대향하는 타면에 접합되는 포토센서 칩, 광 신호를 반사시키기 위하여 발광 소자를 커버하도록 기판의 일면 둘레에 접합되는 홀더를 포함하는 포토 센서 쉬링키지 패키지 모듈로서, 구조와 크기를 컴팩트하게 줄일 수 있는 포토 센서 쉬링키지 패키지 모듈이 제시된다.
Patent KR-102345606-B1 (KR)
IPC: G01N3/22
Filed: 2020-04-28
Granted: 2021-12-31
Abstract: 본 발명은 공기입 타이어의 시험 장치를 개시한다. 본 발명은, 지지대와, 상기 지지대에 연결되어 선형 운동하는 선형운동부와, 상기 선형운동부에 연결되는 벨트층 시편을 고정시키는 제1 고정부와, 상기 제1 고정부와 대향하도록 배치되며, 상기 지지대에 연결되어 상기 벨트층 시편을 고정시키는 제2 고정부와, 상기 벨트층 시편에 배치되며, 상기 벨트층 시편의 길이방향에 대해서 사선으로 배열되는 제1 센서부와, 상기 제1 센서부와 이격되도록 상기 벨트층 시편에 배치되며, 상기 벨트층 시편의 길이방향과 평행하게 배열되는 제2 센서부와, 상기 제2 센서부와 이격되도록 상기 벨트층 시편에 배치되며, 상기 벨트층 시편에 길이방향에 대해서 사선으로 배열되는 제3 센서부와, 상기 제1 센서부, 상기 제2 센서부 및 상기 제3 센서부에서 측정된 결과를 근거로 상기 벨트층 시편의 인장 응력 및 비틀림 응력을 산출하는 제어부를 포함하는 공기입 타이어용 시험 장치를 개시한다.
Patent KR-102280900-B1 (KR)
Title: The method for fabrication of silicon nano particle
Inventor: JEONG YOUNG WOON
IPC: C01B33/021
Filed: 2020-04-29
Granted: 2021-07-23
Abstract: The present invention relates to a method for manufacturing novel silicon nanoparticles, which comprises the following steps of: a) manufacturing silicon particles having an average particle diameter of 3 μm or less using a high-speed mechanical milling device from silicon granules, which are silicon raw materials; and b) manufacturing the silicon nanoparticles having an average particle diameter of 500 nm or less with a mixture of the silicon particles and an organic solvent in the step a) by using a microfluidizer at a constant pressure. The method for manufacturing novel silicon nanoparticles is capable of mass production at a low cost with easy manufacture.
Patent KR-102243061-B1 (KR)
Title: Hinge and Furniture comprising the same
Inventor: PARK TAE SOON
IPC: E05D11/10
Filed: 2020-05-04
Granted: 2021-04-30
Abstract: According to one embodiment of the present invention, a hinge, which is a device connected with a body forming a storage space and a door opening and closing the storage space to guide the rotation of the door, includes: a fixing part connected with one of the body and the door; a rotary part connected with the other one of the body and the door; a hinge part hinging the rotary part with the fixing part such that the rotary part is rotated around the fixing part to be moved by an external force; and a control part controlling a rotation movement amount of the rotary part such that the rotation movement amount of the rotary part varies in a closing section adjacent to a closing position of the door, an opening section adjacent to a complete opening position of the door and a middle section between the closing section and the opening section, when the rotary part is rotated by the external force.
Patent KR-102309940-B1 (KR)
Inventor: AHN SANG MYUNG
IPC: B63B17/04
Filed: 2020-05-04
Granted: 2021-10-07
Abstract: A water walking stage system is disclosed. The water walking stage system in accordance with an embodiment of the present invention comprises: floating bodies on both sides having a structure that is filled with gas or a foamed resin material inside and floats on the water surface and having a built-in safety connector; a walking stage connected to the lower side of the floating bodies on both sides to form a foot plate and submerged in water below the water surface; a handrail part for connecting both sides of the walking stage and the floating bodies on both sides; and a fixing rod installed on the ground and connected to the safety connector mounted inside the floating bodies on both sides to fix the position of the floating bodies on both sides. The floating bodies on both sides, the walking stage, and the handrail part constitute one module unit by an integrated assembly structure. In accordance with the present invention, it is possible to provide a water walking stage system that can safely use water play facilities such as the seashore, riverside, and lakeside.
Patent KR-102206271-B1 (KR)
Inventor: LIM CHURL SOO
IPC: F24F7/00
Filed: 2020-05-12
Granted: 2021-01-22
Abstract: The present invention relates to a great-depth underground station in which a platform of a subway or a wide area railway is installed at a great depth under the ground. The great-depth underground station includes: a waiting room connected to an entrance on the ground; a vertical structure vertically connected to the great-depth from the waiting room; a multi-layer tunnel connected to one side of a lower portion of the vertical structure, providing an escalator transfer path, and provided with a main line and the platform on a lower portion of the multi-layer tunnel; and a single-layer tunnel which is connected to the multi-layer tunnel and the other side of the lower portion of the vertical structure and in which the main line and the platform are installed by being extended. Also, the great-depth underground station is characterized in that escalators are installed such that a walking line is continuously connected to the platform from the entrance on the ground.
Patent KR-102237180-B1 (KR)
Title: composition for brazing of aluminum heat exchanger
Inventor: KO YOUNG GU
IPC: B23K35/36
Filed: 2020-05-12
Granted: 2021-04-07
Abstract: The present invention relates to a composition for brazing an aluminum heat exchanger and, more particularly, to a composition for brazing an aluminum heat exchanger capable of improving corrosion resistance. According to the present invention, the composition for brazing an aluminum heat exchanger is formed by mixing 20 to 50 wt% of a flux powder, 40 to 70 wt% of a binder, 5 to 30 wt% of a zinc powder, and 1 to 20 wt% of a lithium powder.
Patent KR-102184422-B1 (KR)
Inventor: KWAK YOUNG HO
IPC: G06T7/12
Filed: 2020-05-22
Granted: 2020-11-30
Abstract: An objective of the present invention is to provide a chart data generation system which can increase genuine album purchase amounts. According to an embodiment of the present invention, the chart data generation system comprises: a genuine product authentication request data receiving unit to receive genuine product authentication request data transmitted from a user terminal; a genuine product determination unit to determine whether the genuine product authentication request data received by the genuine product authentication request data receiving unit are genuine product data; a genuine product authentication data storage unit to store genuine product authentication request data determined as genuine product data by the genuine product determination unit as genuine product authentication data; a chart forming unit to form a chart for the genuine product based on the genuine product authentication data stored in the genuine product authentication data storage unit; a user analysis unit to analyze a user based on the genuine product authentication data stored in the genuine product authentication data storage unit; and a chart information providing unit to transmit information of the chart in which purchases of the genuine product are reflected to the user terminal corresponding to the genuine product authentication data when storing the genuine product authentication request data determined as the genuine product by the genuine product authentication data storage unit as the genuine product authentication data.
Patent KR-102364437-B1 (KR)
Title: 의료용 마우스피스
IPC: A61C5/00
Filed: 2020-06-02
Granted: 2022-02-17
Abstract: 본 발명은, 환자의 구강 내로 배치되는 의료용 마우스피스로서, 상기 환자의 상악 치열이 삽입되는 제1 치열 삽입홈이 상부에 형성되는 상부 몸체; 상기 상부 몸체의 하부에 배치되어 상기 환자의 하악 치열이 삽입되는 제2 치열 삽입홈이 하부에 형성되는 하부 몸체; 상기 상부 몸체 후방과 상기 하부몸체 후방 사이에 배치되는 지지부를 포함하는 의료용 마우스피스를 제공한다. 
본 발명은, 환자의 상악 치열과 하악 치열이 상부 몸체와 하부 몸체의 제1 및 제2 치열 삽입홈에 삽입되도록 하여 치아가 상부 몸체와 하부 몸체에 의해 보호되도록 함으로써, 후두경을 이용한 삽관 작업 시 후두경이 치아와 부딪혀 치아가 손상되는 것을 방지할 수 있고, 상부 몸체와 하부 몸체의 후방에 각각 배치되는 제1 및 제2 지지부재에 의해 환자의 입다물어짐이 이루어지지 않도록 함으로써, 기관내 삽관된 튜브의 발관 작업 시 환자가 갑작스럽게 입을 다물며 튜브를 물어 튜브와 치아에 손상이 발생되는 것을 방지할 수 있다.
Patent KR-102234099-B1 (KR)
Title: Steel wire with an optical fiber and structure monitoring system using the same
Inventor: OH SOON OK
IPC: G02B6/44
Filed: 2020-06-08
Granted: 2021-03-30
Abstract: According to the present invention, provided is a steel wire including an optical fiber, which is the steel wire in which a plurality of peripheral steel wires are disposed on the outer circumferential surface of the center line, and the peripheral steel wires are twisted together in the same direction. A first optical fiber part is disposed between the adjacent two peripheral steel wires among the peripheral steel wires, and a second optical fiber part is disposed between the two adjacent steel wires and the other two adjacent steel wires provided at positions facing each other. The first optical fiber part and the second optical fiber part may be formed of a single optical fiber which is bent at one end of the steer wire and connected into one.
Patent KR-102363761-B1 (KR)
Title: 퇴수관 거치대 및 보호통을 갖는 관말단 퇴수밸브
IPC: E03B9/08
Filed: 2020-07-06
Granted: 2022-02-17
Abstract: 본 발명은 퇴수관 거치대 및 보호통을 갖는 관말단 퇴수밸브에 관한 것으로서, 보다 상세하게는 관말단에 퇴수밸브를 설치하여 개폐작업을 통해 관말단측의 사수를 외부로 손쉽고 용이하게 배출시킬 수 있도록 하되, 퇴수밸브를 보호하는 보호통 상단에 배출호스를 손쉽게 거치하고 탈거할 수 있도록 하는 구조로 개선하여 신속한 퇴수작업이 이루어질 수 있도록 하고, 퇴수공정 후 잔여되는 퇴수관 내의 잔여사수 또한 자동적으로 외부 배출되어, 동절기시에 결빙되어 퇴수작업에 문제가 발생되는 것을 사전에 방지할 수 있도록 하는 퇴수관 거치대 및 보호통을 갖는 관말단 퇴수밸브에 관한 것이다.
Patent KR-102472605-B1 (KR)
Title: 위변조 방지장치 및 그 제조방법
IPC: B42D25/415
Filed: 2020-07-09
Granted: 2022-11-30
Abstract: 위변조 방지장치 및 그 제조방법이 개시된다. 위변조 방지장치는 시변각, 온도 및 광원 중 적어도 하나 이상이 제1 조건에서 제2 조건으로 변경되면 제1 색상에서 제2 색상으로 변화하는 잉크로 구성되는 제1 색가변층과 제1 조건에서 제1 색가변층과 동일 또는 유사 색상을 나타내고, 제2 조건에서 상기 제1 가변층과 상이한 색상을 나타내는 잉크로 구성되는 제2 색가변층을 포함한다.
Patent KR-102181232-B1 (KR)
Title: Vacuum evaporative concentration device
Inventor: CHOI JONG SOO
IPC: A47J27/04
Filed: 2020-07-13
Granted: 2020-11-20
Abstract: The present invention provides a vacuum evaporation concentration device capable of facilitating product sampling during an operation due to installation of sampling cock, discharging condensate during the operation, and shortening work time by improving evaporation ability through direct heating. The vacuum evaporation concentration device of the present invention comprises an evaporation concentration chamber, a vacuum chamber, and a storing chamber. The evaporation concentration chamber includes a closed accommodation space unit in which a product to be evaporated and concentrated is accommodated inside, and heats, evaporates, and concentrates the product accommodated in the accommodation space unit by installing a heater in an inner lower side. The vacuum chamber is connected in an upper end of the evaporation concentration chamber, includes a condenser and a cooling water line inside, and is connected to a vacuum pump to form the inside of the evaporation concentration chamber in a vacuum state. The storing chamber is connected to the vacuum chamber through a connecting pipe, condenses and stores distilled water generated in an evaporation concentration step through the vacuum chamber, and is separated from the evaporation concentration chamber to drain condensate during the evaporation concentration step when the condensate stored through a draining valve is drained by installing the draining valve to be connected to an inside in a lower side to drain the stored condensate.
Patent KR-102495732-B1 (KR)
IPC: B03C3/47
Filed: 2020-07-22
Granted: 2023-02-06
Abstract: 공기청정기용 필터를 개시한다. 본 발명은 공기청정기에 공급되는 공기중에 포함된 먼지, 휘발성 유기화합물, 바이러스, 세균을 포함한 다양한 실내 오염물질을 효과적으로 제거할 수 있다.