baber/WOPTO huggingface dataset:
Patent KR-102464448-B1 (KR)
IPC: B62D15/02
Filed: 2021-01-15
Granted: 2022-11-09
Abstract: 본 발명은 후방에 발판이 제공된 전동카트(1)에서 사용자가 탑승한 상태로 
조작하는 바 형태의 조향핸들(2)의 회전력이 전동축(3)을 통해 전륜측의 휠의 방향 
을 전환시키도록 된 전동카트용 조향장치에 관한 것으로, 조향핸들(2)에 연결된 조 
향칼럼(21)의 하단에 제공된 헬리컬기어장치(22)에서 회전각을 증가시키도록 하고, 
상기 조향칼럼의 증가된 회전각에 대응하여 모터(31)의 출력을 제어하도록 되며, 상기 모터(31)의 출력축에 연결된 감속기어부(32)를 통해 모터의 출력이 증대되어 
전동축(3)을 통해 스티어링기어조립체(5)에 의한 휠의 방향전환을 위한 회전이 원 
활하게 이루어지도록 된 것을 특징으로 하여 구성됨으로써, 조향핸들의 회전력을 증폭하고 그 회전각도와 토크를 센서에서 감지하여 제어부에 의해 제어되는 모터에 의해 출력이 증대되어 전동축을 통해 스티어링기어조립체에 연결된 스테빌라이저링 
크를 통해 휠이 회전되므로, 휠의 회전각도가 증대되어 전동카트의 회전반경이 감 
소됨으로써 좁은 이면도로에서도 전동카트의 방향전환이 원활하게 이루어질 수 있 
게 되어 안전성과 사용자의 조향핸들 조작의 편의성이 향상되는 효과가 있다.
Patent KR-102290659-B1 (KR)
Title: Automated Transfer Facility
Inventor: CHO JUNG GOO
IPC: B65G1/04
Filed: 2021-01-21
Granted: 2021-08-19
Abstract: The present invention relates to an automated transfer facility that includes a main track, an extension track which is extended vertically or horizontally on the main track and which has a main feed line extended on the main track, and a lift track configured to move opposite the extension track. The lift track includes a pickup coil, a resonance circuit, and a feeder for an auxiliary track disposed along the lift track. The automated transfer facility has a feed structure configured to supply an alternating current to the feeder for the auxiliary track by a magnetic induction method from the main feeder disposed on the extension track, and supply power to a carrier by the magnetic induction method from the feeder for the auxiliary track. An objective of the present invention is to provide the feed structure that can receive non-contact power without the installation of a separate power supply means for power supply on the ground in relation to the carrier.
Patent KR-102487919-B1 (KR)
IPC: G06F21/45
Filed: 2021-01-21
Granted: 2023-01-12
Abstract: 인증 장치가 개시된다. 본 발명의 일 실시예에 따른 인증 장치는 인증 정보 및 상기 인증 정보를 음파로 변환하는 변환 방법에 대응되는 복수의 전제 신호를 저장하는 저장부, 상기 복수의 전제 신호 중 적어도 하나의 전제 신호, 인증 정보 및 식별 정보를 병합하여 인증 데이터를 생성하고 상기 인증 데이터를 선택된 전제 신호에 대응되는 방법으로 변환하는 제어부 및 음파 신호로 변환된 상기 인증 데이터를 출력하는 음파 출력부를 포함한다.
Patent KR-102257427-B1 (KR)
Title: The psychological counseling system capable of real-time emotion analysis and method thereof
Inventor: JEON DA JUNG
IPC: G16H20/70
Filed: 2021-01-29
Granted: 2021-06-01
Abstract: The present invention relates to a psychological counseling system capable of real-time emotion analysis and a method therefor. The system provides an experience video while conducting video consultation, recognizes facial expressions and voices from the client's images in real time while viewing the experience video or during counseling, and performs emotion analysis of clients based on the recognized facial expressions and voices, thereby carrying out the psychological counseling.
Patent KR-102560489-B1 (KR)
Title: Ffc용 커넥터
IPC: H01R12/79
Filed: 2021-02-04
Granted: 2023-07-28
Abstract: 본 발명은 FFC용 커넥터에 관한 것으로, 본 발명은 하우징, 록킹편, 액추에이터, 록킹쉘 및 터미널을 포함함으로써 하우징의 걸림돌부와 액추에이터의 걸림단턱 및 록킹편과 록킹쉘을 통한 액추에이터의 선단 부분과 후단 부분에 대해 하우징과 조립이 견고하게 이루어져 액추에이터의 외력에 의한 유동을 안정적으로 방지할 수 있으며, 록킹부와 작동레버부를 갖는 록킹쉘의 텐션 변형 구조를 통해 액추에이터의 록킹 작업 및 록킹 해지 작업이 용이하면서도 록킹 부분에 대해 파손이 안정적으로 방지될 수 있도록 하는 한편, 2개의 컨택트부를 갖는 터미널이 적용됨으로써 터미널의 접속 단부에 대한 접점을 2개의 컨택트부를 통한 2접점으로 강화하여 안정적인 터미널의 접속 유지가 구현될 수 있는 것이다.
Patent KR-102557013-B1 (KR)
Title: 장애인용 휠체어 안전 리프팅 장치
IPC: A61G3/08
Filed: 2021-02-16
Granted: 2023-07-17
Abstract: 본 발명은 계단이나 지하도에 고정 설치되는 리프팅 장치에 휠체어가 탑승 되면, 안착 홈과 바퀴 잠금장치를 이용하여 휠체어를 리프팅 장치에 기계적으로 고정하여 휠체어 승, 하강 중에 발생 되는 리프팅 장치로부터의 휠체어 이탈을 방지하여 안전하게 휠체어를 승, 하강시키는 발명에 관한 것으로, 리프트(100), 휠체어 안착부(200)를 포함하는 것을 특징으로 한다.
Patent KR-102278099-B1 (KR)
Title: 3Layers Structure Micro Crack Measurement Device
Inventor: KANG YEON DO
IPC: G01B11/14
Filed: 2021-02-19
Granted: 2021-07-16
Abstract: Disclosed is a three-layered structure microcrack measurement apparatus. According to an embodiment of the present invention, the three-layered structure microcrack measurement apparatus includes: a placement part placed in an upper part of a measurement target surface in which a microcrack is formed, having a plate-shaped structure with a predetermined area in a lateral direction, and having a rail formed on an upper side to be fastened through sliding in one direction; a pair of measurement parts fastened with the rail of the placement part to be slidable, having measurement gradations formed on an upper side, and fastened to be slidable independently from each other in a direction in which the measurement gradations are formed; and a decoding part mounted in an upper part of the placement part, equipped with a magnifying lens spaced apart from the measurement gradations of the pair of measurement parts by a predetermined height, and having a light generation member mounted therein to radiate light to the measurement target surface. According to the present invention, provided is the three-layered structure microcrack measurement apparatus including components capable of accurately and easily measuring the width of a microcrack, and facilitating measurement work even in a low-illuminance environment.
Patent KR-102307314-B1 (KR)
Title: System for portable wireless communication auxiliary equipment, method of operating the same, and portable auxiliary radio-communication system and life saving unit therefor
Inventor: LEE SANGSUP
IPC: G08B25/10
Filed: 2021-02-23
Granted: 2021-09-30
Abstract: The present invention relates to a system for portable wireless communication auxiliary equipment, a method of operating the same, and a portable auxiliary equipment and lifesaving unit therefor. The system for the portable wireless communication auxiliary equipment comprises: a portable access communication system (PACS) which can be carried by a disaster site agent and which communicates with a communication device of a command station; and a lifesaving unit (LSU) which can be carried by the disaster site agent, and which communicates with the communication device of the command station through the PACS by being wirelessly connected to the PACS in a radio shadow area. In a non-radio shadow area, the PACS does not work, and the LSU directly communicates with the communication device of the command station. In a radio shadow area, the PACS works, and the LSU communicates with the communication device of the command station through the PACS. According to the present invention, the present invention is able to minimize secondary damage by preemptively securing the golden time through an active UHF communication assistance for a disaster, provide the rescue and extinguishment agents with the portable wireless communication auxiliary equipment to use, remove the risk in accordance with the use of a wireless communication terminal box in a disaster on a building, resolve the radio shadow area left as a blind zone for fire extinguishment communication in a building because of the issue of cost, and immediately notify the information to the command station when an abnormal motion is detected by a real-time motion supervision of the firefighters.
Patent KR-102513820-B1 (KR)
Title: 동축커넥터를 구비한 배선판 및 전자부품시험장치, 및 동축커넥터
IPC: H01R9/05
Filed: 2021-03-08
Granted: 2023-03-24
Abstract: (과제) 동축단자를 고밀도로 배치함과 함께 원하는 전기적 특성을 확보하는 것이 가능한 동축커넥터를 구비한 배선판을 제공한다. 
(해결수단) 배선판(1)은 배선판본체(10)와 동축커넥터(20)를 구비하고, 동축커넥터(20)는 복수의 동축단자(30)와 하우징(70)을 구비하고, 복수의 동축단자(30)는 복수의 열을 형성하도록 배치되어 있고, 동축단자(30)는 신호단자(40)와 접지단자(60)를 구비하고, 접지단자(60)는 통형상의 본체부(60a)와 배선판본체(10)에 접촉하고 있는 접촉부(673, 643)를 각각 갖고, 본체부(60a)로부터 각각 연장되어 있는 접촉편(67, 64)을 구비하고, 배선판본체(10)의 법선방향을 따라 배선판(1)을 투시한 투과평면시에 있어서 동축단자(30)의 외측접촉편(67)의 일부는 옆의 동축단자(30)의 내측접촉편(64)의 일부와 포개져 있다.
Patent KR-102334706-B1 (KR)
Title: Niosome composition comprising stabilized retinal and personal care composition containing the same
Inventor: KANG HYUN SOO
IPC: A61Q19/00
Filed: 2021-03-09
Granted: 2021-12-06
Abstract: The present invention relates to a niosome composition comprising stabilized retinal. More particularly, the present invention relates to a noisome composition in which retinal is used together with phloretin and ferulic acid to stabilize retinal and improve efficacy, and a personal care or hygiene composition containing the same.
Patent KR-102280715-B1 (KR)
Title: Ascent and descent type wall and construction method thereof
Inventor: KIM MIN HYOUK
IPC: E02B3/04
Filed: 2021-03-10
Granted: 2021-07-22
Abstract: The present invention relates to an elevation-type wave overtopping prevention wall, which is able to be used as a road for pedestrians in ordinary times, prevent flood of water when the water level rises, form a movable water-blocking member between an elevation-type operation wall, base concrete, and side surface concrete, and definitely block water in case of flood, and a construction method thereof. The elevation-type wave overtopping prevention wall comprises: two or more elevation-type operation walls including a wave overtopping wall rising/falling on a floor groove of base concrete, and a horizontal water-blocking member elevation member formed on a lower end of the wave overtopping wall; a hanging unit formed on an entrance side of the floor groove formed on the base concrete; a horizontal water-blocking member support unit formed on a wall surface in the floor groove formed on the base concrete; a horizontal water-blocking member settled on the horizontal water-blocking member support unit in the floor groove formed on the base concrete to be elevated by a horizontal water-blocking member elevation member when the wave overtopping wall configuring the elevation-type operation wall rises, to come in contact with the hanging unit, and to block the water between the base concrete and the wave overtopping wall; and an elevation means elevating/lowering the elevation-type operation wall. When the water level rises and the elevation-type operation wall rises, the horizontal water-blocking member moving between the base concrete and the elevation-type operation wall prevents the water from being introduced into the inside, and when the elevation-type operation wall falls, it is not exposed to the outside, so damage can be prevented.
Patent KR-102309250-B1 (KR)
Inventor: KIM SE HO
IPC: G01N21/03
Filed: 2021-03-17
Granted: 2021-10-07
Abstract: The present invention provides a harmful gas measurement sensor which comprises a light source, a gas cell (200'), a light outlet; and a gas cell length measurement unit, and a PMT sensor position control unit. The present invention can measure harmful gas of accurate concentration.
Patent KR-102298795-B1 (KR)
Title: Fire location automatic detection system in apartment houses
Inventor: JIN JONG SIN
IPC: G08B3/10
Filed: 2021-03-25
Granted: 2021-09-08
Abstract: The present invention relates to an automatic fire location detection system in an apartment house and, more specifically, to an automatic fire location detection system in an apartment house improved for enabling monitoring and managing for a fire outbreak in the apartment house, control in case of fire, and evacuation-related management, and furthermore, enabling managing and monitoring for fire-fighting equipment itself so that the fire-fighting equipment properly operates in case of fire, thereby enhancing safety and minimizing fire damage and casualties.
Patent KR-102387335-B1 (KR)
Inventor: MIN BYONG IL
IPC: B01D46/00
Filed: 2021-04-09
Granted: 2022-04-19
Abstract: The present invention relates to an outdoor ultrafine and fine dust remover. The outdoor ultrafine and fine dust remover comprises: a suction fan (200) provided inside a housing (100) to receive outside air; an air inlet (300) provided around the suction fan (200) of the housing (100); a rotation net (400) rotatively provided upward and downward inside the housing (100); a mixing solution water tank (500) to receive a mixing solution of coagulant and water and provided in the housing (100) so that a partial lower portion of the rotation net (400) is immersed in the mixing solution; and an air outlet (600) provided at an upper portion of the mixing solution water tank (500). Therefore, ultrafine dust and fine dust in air pass through the rotation net passed through a mixing solution water tank of coagulant and water to be removed and exhausted by agglutination and falling so that air is cleanly managed.
Patent KR-102300010-B1 (KR)
Title: Automatic management system for water treament equipment used AI technology
Inventor: CHOI JUN NAM
IPC: C02F1/461
Filed: 2021-04-29
Granted: 2021-09-10
Abstract: The present invention relates to a water treatment facility management automation system using artificial intelligence technology, which manages various building equipment such as power equipment, lighting equipment, air conditioning equipment, sanitary equipment, and disaster prevention equipment installed in large buildings such as factories, buildings, and apartments, so as to enable energy saving, comfortable environment, disaster prevention, and prompt maintenance, etc. In particular, the present invention relates to a water treatment facility management automation system using artificial intelligence technology, which maximizes the efficiency by controlling and managing building facilities using artificial intelligence technology based on deep learning. The water treatment facility management automation system using artificial intelligence technology according to an embodiment of the present invention comprises: a wastewater treatment facility; a water treatment facility; an IoT sensor provided in each of the wastewater treatment facility and the water treatment facility to collect the object data thereof; a remote control panel provided in the wastewater treatment facility and the water treatment facility, respectively, and controlling and managing field devices based on artificial intelligence technology using object data collected from the IoT sensor; a vibration-proof stand having a remote control panel mounted on an upper part thereof, and a vibration-proof function; and a central control device including a computer, a monitor, and a database, and communicating with the remote control panel to monitor, manage, and control the status of the wastewater treatment facility and the water purification facility.
Patent KR-102335039-B1 (KR)
Title: Apparatus for hot temperature steaming using high frequency wave and control method thereof
Inventor: LEE JONG SOEL
IPC: A61B5/01
Filed: 2021-05-07
Granted: 2021-12-03
Abstract: The present invention relates to a hot steaming apparatus using high frequency wave to increase usability and convenience and a control method by a footplate thereof. According to one embodiment of the present invention, the hot steaming apparatus using high frequency wave comprises: a high frequency generation unit receiving frequency pattern information and generating a frequency according to the frequency pattern information to transmit the frequency to a body part of a user; a display unit displaying an operation state of the high frequency generation unit and guidance for the frequency pattern information; and a control unit generating the frequency pattern information by differently setting a frequency band and an output according to the user's body part and providing the generated frequency pattern information to the high frequency generation unit. The high frequency generation unit is turned on or off by the load of the user's foot.
Patent KR-102329917-B1 (KR)
IPC: H01M4/139
Filed: 2021-05-21
Granted: 2021-11-24
Abstract: 본 발명은, 양극 활물질층에 있어서의 양극 활물질의 비율을 높이고, 또 양극 활물질층의 강도를 높인다.  또한, 2차 전지의 체적당의 용량을 높인다. 
복수의 입자상의 양극 활물질과, 환원된 산화 그래핀과, 측쇄에 관능기를 갖는 폴리머가 결합된 반응물을 갖는 양극 활물질층으로 한다.  환원된 산화 그래핀은 박편상으로 도전성이 높기 때문에, 복수의 입자상의 양극 활물질과 접촉하여 도전 보조제로서 기능한다.  또한, 환원된 산화 그래핀이 폴리머에 결합되어 있기 때문에, 반응물은 우수한 바인더로서도 기능한다.  그래서, 환원된 산화 그래핀과 폴리머가 공유 결합된 반응물은 소량이어도 우수한 도전 보조제 겸 바인더가 된다.
Patent KR-102570596-B1 (KR)
Title: 지구자 추출물을 포함하는 코로나바이러스 감염 예방 또는 치료용 조성물
IPC: A61K36/72
Filed: 2021-05-25
Granted: 2023-08-29
Abstract: 본 발명은 지구자 추출물 또는 이의 분획물을 포함하는 코로나바이러스에 대한 항바이러스 용도에 관한 것으로, 구체적으로, 본 발명은 지구자 추출물 또는 이의 분획물을 포함하는 코로나바이러스에 대한 항바이러스용 약학 조성물, 코로나바이러스 감염질환의 예방 또는 치료용 약학 조성물, 상기 약학 조성물을 사용하여 코로나바이러스 감염질환을 예방 또는 치료하는 방법, 지구자 추출물 또는 이의 분획물을 포함하는 코로나바이러스 감염질환의 예방 또는 개선용 건강기능식품 조성물 및 지구자 추출물 또는 이의 분획물을 포함하는 코로나바이러스 감염질환의 예방 또는 개선용 사료 조성물에 관한 것이다. 
본 발명의 지구자 추출물은 메르스-코로나바이러스, 사스-코로나바이러스 및 사스-코로나바이러스-2와 같은 코로나바이러스의 감염을 억제하는 효과를 나타내므로, 상기 바이러스 질환을 예방 또는 치료를 위한 항바이러스제 개발에 이용될 수 있다.
Patent KR-102551879-B1 (KR)
IPC: A61K36/03
Filed: 2021-05-27
Granted: 2023-07-05
Abstract: 본 발명은 종래 치료제의 부작용이나 약물 내성을 유발하지 않고 독성이 낮아 장기 투여가 가능한 천연물 유래의 전립선 질환의 예방 또는 치료/증상개선에 효능이 우수한 조성물에 관한 것으로, 보다 상세하게는 괭생이모자반 추출물을 유효성분으로 함유하는 것을 특징으로 하는 전립선 질환의 예방 또는 치료/증상개선용 조성물에 관한 것이다.
Patent KR-102321899-B1 (KR)
Title: Glass long fiber reinforced thermoplastic resin composition for foam molding and battery pack housing manufactured using the same
IPC: C08J9/00
Filed: 2021-05-28
Granted: 2021-11-04
Abstract: The present invention relates to a glass long fiber-reinforced thermoplastic resin composition for foaming injection molding, and a battery pack housing obtained by using the same. Particularly, the present invention relates to glass long fiber-reinforced thermoplastic resin composition for foaming injection molding, including: (A) 30-70 wt% of a polyamide-6 polymer; (B) 20-60 wt% of a planar glass long fiber reinforcing agent; (C) 1-5 wt% of an isocyanate silane-based coupling agent; (D) 1-5 wt% of sodium bicarbonate as an inorganic chemical foaming agent; and (E) 0.1-2 wt% of an aminoquinone-based nucleating agent. The present invention also relates to a molded product obtained by using the composition. The glass long fiber-reinforced thermoplastic resin composition for foaming injection molding according to the present invention shows excellent rigidity and foaming property, a light weight and high durability, and thus can minimize deformation after foaming injection molding to provide excellent stability. Therefore, the glass long fiber-reinforced thermoplastic resin composition for foaming injection molding according to the present invention can be used advantageously for manufacturing automotive parts or materials.
Patent KR-102355218-B1 (KR)
Title: Valve cap of anti dew condensation
Inventor: CHO YONG JUN
IPC: F16L59/147
Filed: 2021-06-08
Granted: 2022-02-08
Abstract: The present invention relates to a valve cap for dew condensation prevention and a construction method using the same and, more specifically, to a valve cap for dew condensation prevention capable of preventing dew condensation on a valve used for an ultralow temperature pipe while enabling the operation of the valve, and a construction method using the same. In accordance with the present invention, the valve cap for dew condensation prevention includes: a body placed and fixed in an upper part of a valve; an operation hole penetrated in a vertical direction on the center of the body to have a valve opening/closing shaft located in a lower part thereof to rotate the valve opening/closing shaft through a valve lever inserted from an upper part thereof; a cover having an insertion protrusion part provided in a lower part thereof to be inserted into the operation hole and covering an upper part of the valve cap; a first heat reserving material surrounding the circumference of the valve; a ring-shaped second heat reserving material provided in the operation hole to surround the valve opening/closing shaft; and a third heat reserving material provided between the body and the cover. In accordance with the present invention, since a heat reserving material is coated with a protective coating agent having excellent elasticity and vacuum-hermeticity, the performance of the heat reserving material can be maximized, which can lead to an effect of preventing dew condensation in spite of a temperature of no more than minus 70 degrees even when the thickness of the heat reserving material is minimized.
Patent KR-102486696-B1 (KR)
IPC: B60P3/22
Filed: 2021-06-08
Granted: 2023-01-09
Abstract: 본 발명은 고상 원료 압송용 탱크 로리에 관한 것으로서, 보다 구체적으로, 탱크 내부에 마련된 격실에 고상 원료를 적재시킬 때 분진 발생 가능성이 억제됨과 동시에 격실에 고상 원료를 적재시키고, 격실로부터 고상 원료를 배출시키는 공정이 효과적으로 수행되는 것이 가능한 고상 원료 압송용 탱크 로리에 관한 것이다.
Patent KR-102552691-B1 (KR)
IPC: H01M50/116
Filed: 2021-06-08
Granted: 2023-07-10
Abstract: 상기 과제를 해결하기 위한 본 발명의 실시예에 따른 파우치 형 전지 케이스는 전극 및 분리막이 적층되어 형성되는 전극 조립체를 내부에 수용하는 컵부; 및 상기 컵부의 외벽과 상기 외벽으로부터 연장되는 사이드를 서로 연결하는 복수의 다이 엣지를 포함하되, 적어도 하나의 상기 다이 엣지는, 제1 곡률 반경으로 라운딩되어 형성되는 제1 영역; 및 상기 제1 곡률 반경보다 작은 제2 곡률 반경으로 라운딩되어 형성되는 제2 영역을 포함한다.
Patent KR-102583521-B1 (KR)
IPC: A61F7/00
Filed: 2021-06-09
Granted: 2023-09-27
Abstract: 본 발명인 카본계 고전도성 실리콘 고무복합패드가 구비된 안구 마사지기는, 
전면부; 상기 전면부의 후면에 부착된 쿠션부; 상기 전면부의 좌우측 끝단에 연결된 밴드; 상기 쿠션부의 후면 좌측과 우측에 형성된 장착홈에 각각 장착되며, 전도성 실리콘 고무복합재료로 만들어져, 사용자의 안구와 밀착되어 열을 직접 전달하는 실리콘 고무복합패드; 및 상기 실리콘 고무복합패드에 전원을 공급하는 전원부를 포함한다. 
 안구와 밀착된 실리콘 고무복합패드 자체가 발열하여 열을 안구에 직접 전달하므로, 종래 알루미늄판을 통해 간접적으로 발열체의 온열을 안구에 전달하는 것에 비해 열 손실이 적고, 구조가 단순하고 무게가 가볍다.
Patent KR-102401913-B1 (KR)
Inventor: CHOI DON SOO
IPC: C07D241/48
Filed: 2021-06-11
Granted: 2022-05-25
Abstract: Suggested are a malononitrile compound with excellent light emitting wavelength adjustment and light emitting efficiency, a method for preparing the same, and an organic electronic element including the malononitrile compound.
Patent KR-102382972-B1 (KR)
Inventor: KIM JIN HUN
IPC: H02G7/20
Filed: 2021-06-11
Granted: 2022-04-08
Abstract: The present invention relates to a safe jumper wire support device for a distribution line. The safe jumper wire support device for the distribution line includes a band device (10), a crossarm (20), a shackle (30), an insulator device (40), a jumper wire rotation device (50), an insulator cover (60), and a jumper wire support device (70). The safe jumper wire support device can support the jumper wire (J) using the jumper wire support device (70) as a medium at ordinary times not to be sagged downwards. The jumper wire (J) is fixed to a second pin (53) of the jumper wire rotation device (50) connected to the jumper wire (J), so it is possible to block contact with a structure of the present invention caused by wind power.
Patent KR-102384393-B1 (KR)
Inventor: PARK DOO HWAN
IPC: G09F7/18
Filed: 2021-06-17
Granted: 2022-04-15
Abstract: The present invention relates to a road sign device with improved flatness, which can minimize the thermal deformation of a road sign due to the conduction of welding heat in the process of manufacturing a protruding type road sign device, and can withstand external force such as wind load after installation, thus preventing a reduction in the flatness of the road sign, thereby preventing a reduction in reflection performance of the road sign and dew condensation. More specifically, in a protruding type road sign device comprising a sign board formed of aluminum or an aluminum alloy and having a display symbol on the front surface thereof, and a reinforcing part mounted on the rear surface of the sign board to mount the sign board on one or more crossbeams provided on a pole, the road sign device with improved flatness comprises a rear part having an uneven shape formed by alternating convex and concave surfaces, and interposed between the sign board and the reinforcing part so that the convex and concave surfaces are coupled to the rear surface of the sign board and the front surface of the reinforcing part, respectively.