baber/WOPTO huggingface dataset:
Patent KR-102312985-B1 (KR)
Title: Railless sliding windows
Inventor: MOON SOO YONG
IPC: E06B3/46
Filed: 2020-07-24
Granted: 2021-10-15
Abstract: The present invention relates to a material-cost-savable sliding window. According to the present invention, in a state in which a frame cross section of a sash body is maximally reduced, a separate roller frame is installed only in a lower part of the sash body to be slid in a window frame, and, as a result, there is no need to form a cross section area of every frame of a sash large enough to accept a roller, which can lead to a reduction in material costs, and also, due to substantial installation in a window frame, separation or damage caused by wind pressure can be maximally reduced. To achieve the purpose, according to the present invention, in regard to a window comprising a window frame installed along the edge of an opening part, and a sash installed inside the window frame to open and close the opening part, the sash includes: a sash body comprising upper and lower sash frames located opposite each other, and a pair of lateral sash frames connecting both ends of the upper and lower sash frames; and a roller frame having an upper part combined with the sash body while kept installed in a lower window frame of the window frame such that the sash body can be installed in the window frame with a minimized gap with the window frame, and enabling the sash body to be opened and closed while being slid on the window frame through a roller provided therein.
Patent KR-102346379-B1 (KR)
Title: LED night rod with excellent lighting and excellent diffuse reflection
Inventor: LEE JANG YEOL
IPC: F21V21/40
Filed: 2020-08-04
Granted: 2022-01-03
Abstract: The present invention relates to an LED rod for night with lighting and diffuse reflection functions, which can be easily and visually confirmed even from a distance. According to the present invention, the LED rod for night comprises: a cover; an insertion groove including a plurality of fixing grooves to enable installation of a reflective plain surface or an engraved and embossed figure; a fixing protrusion part; a head part including a transparent plate; a grip part; a fixing means; and a power supply unit.
Patent KR-102418518-B1 (KR)
IPC: C07D453/02
Filed: 2020-08-05
Granted: 2022-07-07
Abstract: 본 발명은 설퍼 일라이드를 이용한 N-헤테로고리의 선택적 알킬화 방법에 관한 것으로, 본 발명자들은 N-헤테로고리의 2번 탄소 위치에 선택적으로 알킬기가 도입되는 화합물을 합성할 수 있음을 확인함으로써 항말라리아 치료제 및 항암제에 상기 반응을 적용하여 좋은 수율로 목적하는 화합물을 합성할 수 있고, Gram 단위 이상에서도 수행이 가능함을 확인하였는 바, 향후 신규 항말라리아 치료제 및 항암제 개발에 적용할 수 있을 것으로 기대된다.
Patent KR-102430078-B1 (KR)
Title: 공중 부유형 나노 구조물 기반 나노히터 및 그 제조 방법
IPC: H05B3/10
Filed: 2020-08-10
Granted: 2022-08-05
Abstract: 일 실시예에 따른 공중 부유형 나노 구조물 기반 나노히터는, 상부 표면에 요입 형성된, 소정의 개구부를 갖는 홈을 구비하는 기판; 상기 상부 표면 상에 배치되되, 상기 홈의 개구부 중 일부를 커버하고 상기 일부를 제외한 나머지 부분은 커버하지 않는 절연층; 상기 절연층 상에 배치되는 나노 구조물; 및 상기 나노 구조물의 표면 중 일부, 상기 절연층의 상면의 일부분 및 상기 홈의 바닥면 중에서 상기 절연층이 커버하지 않는 개구부에 수직 대향하는 부분에 증착되는 도전체를 포함하되, 상기 나노 구조물의 표면 중 일부에 증착된 도전체 및 상기 절연층의 상면의 일부분에 증착된 도전체는, 상기 절연층이 커버하지 않는 개구부에 수직 대향하는 부분에 증착된 도전체와 서로 절연될 수 있다.
Patent KR-102230107-B1 (KR)
Title: Horizontal and Vertical Displacement Control Bridge Lifting Method
Inventor: WOO DAE WON
IPC: G01C11/36
Filed: 2020-08-20
Granted: 2021-03-18
Abstract: The present invention relates to a method for lifting a horizontal and vertical displacement control bridge. More particularly, the present invention relates to a method for lifting a horizontal and vertical displacement control bridge, which limits horizontal movement of a bridge superstructure by a horizontal displacement restraint device while performing the lifting of the bridge superstructure by a lifting jack, measures the displacement when raising the bridge superstructure through drone surveying, and performs the horizontal movement of the bridge superstructure through a superstructure horizontal movement device according to the measured displacement of the superstructure.
Patent KR-102183250-B1 (KR)
Inventor: KIM JIN SU
IPC: B23K3/08
Filed: 2020-08-21
Granted: 2020-11-25
Abstract: The present invention relates to a soldering process device. The soldering process device relates to a blind spot sensing device manufacturing system for manufacturing and testing a blind spot sensing device by performing soldering, drying, a watertight test, and an ICT test. According to the present invention, the soldering process device comprises a chamber frame, a frame plate, a soldering chamber, a ventilation pipe, a ventilation control valve, a terminal holder, a terminal mounting board, a terminal cover, a soldering work hole, and a rotary hinge.
Patent KR-102464060-B1 (KR)
IPC: A61F9/007
Filed: 2020-08-24
Granted: 2022-11-08
Abstract: 본 발명은 백내장 수술용 수정체 전낭 절개기구에 관한 것으로, 보다 상세하게는 백내장 수술시 초보자도 쉽고 편리하게 수정체 전낭을 절개할 수 있도록 하기 위한 백내장 수술용 수정체 전낭 절개기구에 관한 것이다. 상기와 같은 목적을 달성하기 위한 본 발명의 구성은 수정체 전낭의 중심에 고정되도록 일단부에 회전축이 마련된 회전부; 상기 회전부의 하부를 향해 형성되어 상기 수정체 전낭을 절개하도록 마련된 커터부; 일단에 상기 회전축이 위치하도록 마련된 케이싱부; 상기 케이싱부의 상부에 마련되며, 상기 케이싱부의 길이 방향을 따라 직선 운동이 가능하게 마련된 조작부; 및 상기 회전부의 타단부와 상기 조작부의 일단부를 연결하도록 마련된 크랭크부를 포함하며, 상기 크랭크부는, 상기 조작부가 상기 케이싱부의 길이 방향을 따라 직선 운동될 때, 상기 회전축을 회전시키도록 마련된 것을 특징으로 하는 백내장 수술용 수정체 전낭 절개기구를 제공한다.
Patent KR-102252014-B1 (KR)
Title: Broadcasting system comprising power saving type power supply device
Inventor: JUNG KI YOUNG
IPC: H04H20/61
Filed: 2020-08-27
Granted: 2021-05-14
Abstract: According to various embodiments of the present invention, a broadcasting system including a power saving type power supply device includes: an AMP module configured to amplify and output an inputted signal; a power supply device configured to supply driving power to the AMP module; and a digital signal processor (DSP) module configured to control the AMP module and the power supply device. The power supply device operates in a standby state, a power saving state, or a normal operating state based on control of the DSP module. If there is no signal input for time already set in the DSP module, the power supply device operates by converting from a normal state to the standby state or the power saving state. When a signal is inputted to the DSP module, the power supply device can operate by changing from the standby state or the power saving state to the normal state.
Patent KR-102283833-B1 (KR)
Title: Auto disinfection injection apparatus
Inventor: LEE YEUN SU
IPC: A61L9/14
Filed: 2020-08-28
Granted: 2021-08-03
Abstract: The present invention relates to a disinfectant spraying device for automatically spraying a disinfectant when a user enters an enclosed multi-use facility space. The device comprises: at least one digital camera installed in the disinfectant spraying device for photographing the interior of an enclosed multi-use facility space; and a computer control unit receiving image data transmitted from the digital camera and controlling the disinfectant spraying device to automatically spray a disinfectant through data analysis using deep learning of artificial intelligence. According to the present invention, through image analysis using deep learning of artificial intelligence, the spraying amount of a disinfectant and the time of spraying are automatically set to disinfect and deodorize and prevent Corona 19, harmful fungi and various viruses. By analyzing whether people are wearing a mask or not and are wearing the mask properly or not, disinfection and warning broadcasts are transmitted, so that it is possible to raise awareness of personal prevention and obtain data information of users of closed multi-use facilities.
Patent KR-102515615-B1 (KR)
Title: 약액 주입 장치
IPC: A61M5/172
Filed: 2020-09-07
Granted: 2023-03-30
Abstract: 본 발명은 약액 주입 장치를 제공하며, 베이스 바디와, 상기 베이스 바디에 장착되는 니들 조립체와, 상기 니들 조립체와 유체적으로 연결되며, 약액이 주입되는 입구단을 가지는 레저버와, 상기 입구단에 장착되는 실링 부재, 및 상기 실링 부재를 마주보도록 상기 베이스 바디 또는 상기 레저버에 장착되는 가이드 캡을 포함한다.
Patent KR-102528688-B1 (KR)
IPC: G06K19/07
Filed: 2020-09-09
Granted: 2023-05-03
Abstract: 본 발명은 차량용 마스터키 보관관리 시스템에 관한 것으로서, 사용하고자 하는 관리마스터키를 신속하게 찾고 명확하게 보관관리할 수 있도록 함을 목적으로 한 것이다. 
즉, 본 발명은 차량용 마스터키 보관관리 시스템에 있어서, 관리마스터키의 보관 및 인출과 보관함키의 사용을 관리할 수 있게 구비한 마스터키관리서버와 상기 마스터키관리서버와 네트워크 접속되며 블루투스통신이 가능하고 장착위치를 인식하여 관리마스터키를 수납할 수 있게 구비한 마스터키함, 상기 마스터키관리서버 및 마스터키함과 통신되어 관리마스터키의 인출을 위한 검색 및 사용 내역을 기록할 수 있게 한 키관리창이 구비되는 관리자스마트폰 및 상기 관리자스마트폰에서 실행되어 마스터키관리서버에서 수신된 관리마스터키의 정보를 표시하고, 마스터키함에 수납된 관리마스터키를 검색하고 관리마스터키 사용내역을 기록할 수 있게 구비한 키관리창으로 구성된 것을 특징으로 하는 것이다. 
따라서, 본 발명은 마스터키관리서버와 네트워크 접속되며 블루투스통신이 가능하고 장착위치를 인식하여 관리마스터키를 수납하는 마스터키함과 상기 마스터키함과 블루투스 통신되어 관리마스터키의 인출을 위한 검색 및 사용 내역을 기록할 수 있게 한 관리자스마트폰으로 구성함으로써, 사용하고자 하는 관리마스터키를 신속하게 찾고 명확하게 보관관리할 수 있는 효과를 갖는 것이다.
Patent KR-102181717-B1 (KR)
Inventor: KIM IN HO
IPC: F24F13/20
Filed: 2020-09-10
Granted: 2020-11-24
Abstract: The present invention relates to a dehumidifying device that includes a condenser (200), an expansion device (300), an evaporator (400), and a blower in a partitioned space, dehumidifies external air through the evaporator and the condenser, and discharges the air to an outlet using the blower, wherein a secondary flow path connecting the outlet to an inlet of the evaporator for sucking in external air is formed to discharge a part of the heated dehumidified air discharged to the outlet to the inlet of the evaporator through the secondary flow path when the temperature of the air introduced from the outside of the condenser is less than or equal to a set value, so that the introduced air and discharged air are mixed and circulated.
Patent KR-102271356-B1 (KR)
Title: Gravity Compensation Device
Inventor: KIM JIN IL
IPC: F16J15/18
Filed: 2020-09-14
Granted: 2021-06-30
Abstract: According to the present invention, provided is a low-friction functional gravity compensation apparatus for a vertical shaft of a machine tool, having a cylinder for low-friction counter balancing for the purpose of offsetting a vertical shaft of a machine tool of curved counter guides for correcting a deviation guided to a ram and a head of an instrument in accordance with the same. The apparatus includes: a cylinder body having an air supply input port and an exhaust port; a piston part made of a porous graphite material having an air channel to form an air curtain in the cylinder body; a piston part fixing part coupled with a washer, which is formed to fix a shaft to the piston part, through a coupling bolt, and including a joint fixing part combining the shaft while aligning axial concentricity; a shaft guide bushing part coupled with the cylinder body such that the shaft is guided; and the air supply input port. When air is supplied through the air supply input port, the apparatus is moved backward and residual air is discharged through a fine gap between the shaft guide bushing part and the exhaust port, the shaft guide bushing part and the piston part form an internal pipeline and a fine air gap are to deliver compressed air in the cylinder, the shaft and the piston part are formed to reduce a friction force on a bushing and a tube with a force from air pressure supplied through the pipeline and the fine air gap to minimize a loss caused by the friction force, which can lead to an increase in precision.
Patent KR-102241430-B1 (KR)
Title: Method for preparing film and film with excellent radon blocking effect
Inventor: KIM TAE EUNG
IPC: G21F1/12
Filed: 2020-09-28
Granted: 2021-04-16
Abstract: The present invention relates to a film having a radon shielding function and a manufacturing method thereof. The ability to shield radon gas particles can be improved by thermally bonding fine metal powder to a conventional material exhibiting gas barrier properties and moisture barrier properties. In addition, by applying a silicone coating solution to the other side of a surface on which the metal powder is sealed with the heat, it is possible to adhere for a long time to the floor or wall used in the manufacture or construction of conventional building materials, thereby maintaining a safe indoor environment from radon.
Patent KR-102253985-B1 (KR)
Title: Light controlling system working togeher moving object and method thereof
Inventor: PARK JUN RYUL
IPC: H05B47/155
Filed: 2020-09-29
Granted: 2021-05-20
Abstract: The present invention provides a moving object interlocking lighting control system which can improve a visual effect. The moving object interlocking lighting control system comprises: a vibration sensing means configured to be installed on a track while dividing the track into a plurality of sections and sense a vibration in accordance with proximity of a moving object to sense movement of the moving object; a plurality of lighting fixtures configured at predetermined intervals in each section of the track divided by the vibration sensing means to provide a lighting function to the track; and a lighting control device configured to generate control information including the color, brightness, and on/off cycle of the lighting fixtures in each section to control the lighting fixtures after receiving vibration sensing information from the vibration sensing means and calculating the proximity of the moving object, location information, and speed information.
Patent KR-102279684-B1 (KR)
Title: Cable veyor apparatus
Inventor: KANG HYUN DO
IPC: F16G13/16
Filed: 2020-10-05
Granted: 2021-07-20
Abstract: The present invention relates to a cable veyor apparatus with a flexible bending that protects a cable or hose inside. The cable veyor apparatus has a longitudinal inner space and includes: an inner link body where a first protrusion and a second protrusion protruding at both side ends along a middle recess face in an outside direction and are spirally wound around the circumference of the inner space; and an outer link body where a middle recess accommodates the protruding second protrusion of the inner link body and the first protrusion disposed next and the first protrusion and the second protrusion protruding at both side ends are accommodated in the recess of the inner link body to be spirally wound along the outer circumference of the inner link body. According to the present invention, inter-unit body interference is minimized and noise and vibration are prevented. In addition, the present invention can be applied to a wide range of bending with flexibility improved. In addition, a high-strength ferrous metal material such as stainless steel is used for improved inner cable protection and appearance improvement. The apparatus of the present invention provides a steel cable veyor required for automation, machine tools, robotics, and techniques and can be used in various industrial fields with an excellent appearance while matching product quality enhancement, specification enhancement, and magnetic and electron reactions.
Patent KR-102393387-B1 (KR)
Title: 평판형 추적안테나
IPC: H01Q9/04
Filed: 2020-10-13
Granted: 2022-05-03
Abstract: 평판 형상의 기본모드 수신레이어; 평판 형상의 고차모드 수신레이어; 및 기본모드 수신레이어와 고차모드 수신레이어 사이에 마련된 유전체레이어;를 포함하고, 기본모드 수신레이어, 유전체레이어 및 고차모드 수신레이어가 순차적으로 밀착되어 적층됨으로써 전체적으로 평판 형상을 갖도록 형성될 수 있는 평판형 추적안테나가 소개된다.
Patent KR-102599999-B1 (KR)
IPC: B67D1/00
Filed: 2020-10-15
Granted: 2023-11-09
Abstract: 본 발명은 워터 디스펜싱 장치에 관한 것이다.  
본 발명은, 상부와 하부가 개방된 중공의 원통형으로 이루어지고, 수직 방향으로 연장되며, 싱크대에 결합되는 내측부재, 일측이 상기 내측부재의 상측에 회전 가능하게 연결되고, 수평방향으로 연장되며, 물이 출수되는 제1코크가 형성된 제1출수노즐, 상기 내측부재의 상단에 배치되고, 상하방향으로 개방된 제1안내홀 및 상기 제1안내홀과 분리되게 형성된 제2안내홀을 형성하는 링 형상의 제1연결부재, 상기 제1연결부재의 제1안내홀을 통해서, 상기 내측부재에서 상기 제1출수노즐 측으로 연장되어 상기 제1코크와 연결되는 제2공통배관, 상기 제1연결부재의 제2안내홀을 통해서, 상기 내측부재에서 상기 제1출수노즐 측으로 연장되는 적어도 하나의 전선을 포함한다.
Patent KR-102315387-B1 (KR)
Title: Interface for optical communication
Inventor: YU KYOUNG SIK
IPC: G02B6/02
Filed: 2020-10-16
Granted: 2021-10-20
Abstract: Provided is an interface for optical communication, which includes: an input waveguide through which light input from the outside is guided; and an output waveguide including a first part whose cross-sectional area is widened along a waveguide direction of light input from the input waveguide, and a second part connected to the first part. The cross-sectional area of one end of the input waveguide varies along the direction toward the output waveguide such that one end of the input waveguide forms an angle of 0.1 degrees to 2 degrees.
Patent KR-102285863-B1 (KR)
Title: Metallic pattern of detachable structure to punching for smartphone manufacturing film
Inventor: LEE YEONG MIN
IPC: B29C65/74
Filed: 2020-10-19
Granted: 2021-08-04
Abstract: According to the present invention, pinnacle plates of various shapes and sizes and first and second jig plates for guiding hole processing are detachable depending on whether A basic mold is operated or not. As described above, according to the present invention, it is easy to fix, repair, disassemble, and assemble the pinnacle plates and the first and second jig plates through a detachable structure, and the manufacturing cost is reduced because only the corresponding member is replaced during replacement.
Patent KR-102350258-B1 (KR)
Title: Pattern forming device on three-dimensional surface and pattern forming method there of
Inventor: LEE DEOK SHIN
IPC: B29C59/16
Filed: 2020-11-04
Granted: 2022-01-12
Abstract: A three-dimensional surface pattern forming device according to one aspect of the present invention comprises: a lower mold unit supporting the lower part of a structure so that the three-dimensional surface of the structure coated with a photocurable resin is exposed upward; an upper mold unit coupled to a pressing means for providing a pressing force in the vertical direction and vertically pressing the structure seated on the lower mold unit with a lower surface area to transfer a pattern to the photocurable resin applied to the structure; a light emitting unit located above the inner side of the upper mold unit and emitting light; and a light transmitting unit located below the inner side of the upper mold unit to transmit the light emitted from the light emitting unit. The light transmitting unit transmits the light emitted from the light emitting unit in the lateral direction of a protruding structure protruding at a predetermined angle from the three-dimensional surface of the structure. Accordingly, it is possible to manufacture a structure having a pattern on a three-dimensional surface through a relatively short time and process.
Patent KR-102540830-B1 (KR)
IPC: A61P31/12
Filed: 2020-11-06
Granted: 2023-06-05
Abstract: 본 발명은 항바이러스 효능을 가지는 스트렙토마이세스 속 균주 및 이를 포함하는 항바이러스 조성물에 관한 것으로, 구체적으로 항바이러스 효능을 가지는 스트렙토마이세스 속 균주의 균체, 상기 균주의 배양물, 상기 균주의 파쇄물, 상기 균체의 추출물, 상기 배양물의 추출물, 및 상기 파쇄물의 추출물로 이루어지는 군에서 선택된 1종 이상을 포함하는, 항바이러스 조성물에 관한 것이다.
Patent KR-102427802-B1 (KR)
IPC: E05D11/10
Filed: 2020-11-18
Granted: 2022-07-29
Abstract: 본 발명은 내외부를 구획하는 도어 측에 배치되어 구조물을 도어에 밀착고정시키는 것으로서, 제1구조물에 연결되고, 수용공간을 마련하는 수용부를 포함하는 하우징; 하우징과 고정핀으로 연결되고, 서로 복수 개의 연결핀으로 연결된 복수 개의 관절구조를 포함하는, 관절부; 복수 개의 연결핀에 양단이 연결되어, 복수 개의 관절구조가 회동시에 탄성력을 발생시키는 제1탄성체; 관절부의 일단에서 탄성력에 의해 제2구조물을 제1구조물 측으로 가압지지하는 가압부재; 관절부의 타단에서 복수 개의 관절구조가 회동시에 수용공간 내측으로 인입 또는 인출이 되는 회동플레이트; 및 회동플레이트의 인입으로 회동플레이트에 의해 가압되어 수용공간의 내측으로 이동되되, 수용부의 내측면과 면접촉 상태로 슬라이드되며 이동되는 왕복블럭;을 포함하는, 그리고, 회동플레이트의 인출 시에 왕복블럭을 원점으로 복귀시키는 제2탄성체를 더 포함하는, 수분유입을 차단하는 구조를 포함하는 래치가 제공된다.
Patent KR-102405846-B1 (KR)
Title: 테트라헤드라이트계 열전재료 및 그의 제조방법
IPC: H01L35/02
Filed: 2020-11-18
Granted: 2022-06-03
Abstract: 본 발명의 다양한 실시예에 따른 열전재료는 Cu 12 Sb 4 S 13 에 Ge, Si 및 Sn으로 이루어진 군에서 선택된 적어도 어느 하나가 도핑된 열전재료이다. 보다 구체적으로, 본 발명의 열전재료는 Cu 12 Sb 4   -   y M y S 13  이고, 여기서, 0 < y ≤ 1.5이고, M은 Ge, Si 및 Sn 으로 이루어진 군에서 선택된 적어도 어느 하나이다. 
본 발명의 다양한 실시예에 따른 열전재료의 제조 방법은, 원료물질을 조성식 Cu 12 Sb 4   -   y M y S 13  (여기서, 0 < y ≤ 1.5이고, M은 Ge, Si 및 Sn으로 이루어진 군에서 선택된 적어도 어느 하나)에 맞게 칭량하여 준비하는 단계; 준비된 원료물질을 기계적 합금화하여 분말을 합성하는 단계; 및 상기 분말을 열간 압축 성형(Hot Pressing, HP)하는 단계를 포함할 수 있다.
Patent KR-102253715-B1 (KR)
Inventor: YOO GWANG JIN
IPC: A23L33/17
Filed: 2020-12-07
Granted: 2021-05-27
Abstract: The present invention relates to an alloferon-fibroin complex, which forms a complex with fibroin to increase stability in an aqueous phase including serum of alloferon, so that an excellent and long-term immune enhancing effect can be exhibited even when administered in a low amount in the body. The complex of the present invention includes alloferon and fibroin, and a molar ratio of alloferon and fibroin is 1 : 2.
Patent KR-102224119-B1 (KR)
Title: Multiple Pulsation Inducing Grouting injection device
Inventor: LEE SEUNG HO
IPC: F04B53/14
Filed: 2020-12-08
Granted: 2021-03-08
Abstract: The present invention relates to a device used to inject grout materials such as cement mortar, paste, suspension, etc. by pressing the grout materials to a required position, and more specifically, to a multi-pulsation injection device for grout materials capable of injecting the grout materials with pulsation, having a simple and easy-to-manage structure for applying the pulsation, and capable of simultaneously applying pulsations with different amplitudes. The multi-pulsation injection device according to the present invention comprises: a cylindrical case part in which an inlet through which the grout materials are introduced and an outlet through which the grout materials are discharged are arranged on both sides thereof, and two or more penetration parts having a through-hole are arranged in an upper portion; a first extendable part and a second extendable part that are coupled to the penetration parts of the case part and have a structure in which an upper portion is opened and a lower portion is closed; a motor part that is installed on the outside of the case part and comprises a first motor and a second motor; and a power transmission part for transmitting the power of the motor part to a piston part having a first piston and a second piston. The first piston and the second piston are respectively accommodated in the first extendable part and the second extendable part, and are characterized in a reciprocating motion.
Patent KR-102271409-B1 (KR)
Inventor: LEE WON
IPC: E01F8/00
Filed: 2020-12-10
Granted: 2021-07-01
Abstract: Disclosed is an inclined transparent soundproof panel comprising: a transparent soundproof plate; and an edge frame for supporting the edge of the soundproof plate. The soundproof plate is installed to be inclined between the upper and lower frames of the edge frame in a front-rear direction. The upper frame has an upper recessed portion into which an upper end of the soundproof plate is recessed. The lower frame has a lower recessed portion which is provided at a location misaligned with the upper recessed portion and into which a lower end of the soundproof plate is recessed. The upper recessed portion is sealed except for an entrance into which the upper end of the soundproof plate is recessed. One side of the lower recessed portion is opened so that the lower end of the soundproof plate can be drawn in and out. A surface of the upper recessed portion in a direction in which the soundproof plate is drawn out is inclined to have an angle greater than that the installation inclination angle of the soundproof plate. A fixing member for fixing the lower end of the soundproof plate to the lower recessed portion is further included. The fixing member is formed by integrating: an insertion portion into which the lower end of the soundproof plate is inserted and which has both sidewalls inclined according to the inclination angle of the soundproof plate; a horizontal extension portion extending horizontally from the bottom surface of the insertion portion to one side to be seated on the lower recessed portion; and a fastening portion fixed as a piece to the vertical surface of the lower frame while being bent vertically downward from an end of the horizontal extension portion. When a lower portion of the soundproof plate is separated, the same is separated with the fixing member coupled to the soundproof plate.
Patent KR-102403013-B1 (KR)
Inventor: YEO SI LARK
IPC: B60P3/16
Filed: 2020-12-11
Granted: 2022-05-30
Abstract: The present invention relates to a chute driving device of a mixer truck. Since a chute of a mixer truck can automatically rotate and move, there is no need for an operator to manually move the chute left and right. Accordingly, there is no risk of safety accidents such as injuries. The chute driving device of a mixer truck includes a chute supporting frame; a rotary shaft; and a driving part.