KR100931533B1 - Led traffic light with visor installed in printed circuit board - Google Patents

Led traffic light with visor installed in printed circuit board Download PDF

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Publication number
KR100931533B1
KR100931533B1 KR1020080122954A KR20080122954A KR100931533B1 KR 100931533 B1 KR100931533 B1 KR 100931533B1 KR 1020080122954 A KR1020080122954 A KR 1020080122954A KR 20080122954 A KR20080122954 A KR 20080122954A KR 100931533 B1 KR100931533 B1 KR 100931533B1
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South Korea
Prior art keywords
led
circuit board
leds
traffic light
light
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KR1020080122954A
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Korean (ko)
Inventor
임정열
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(주)대륙아이티에스
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Priority to KR1020080122954A priority Critical patent/KR100931533B1/en
Priority to CN2009801485736A priority patent/CN102239510A/en
Priority to PCT/KR2009/007224 priority patent/WO2010064864A2/en
Priority to EP09830602A priority patent/EP2375392A4/en
Priority to JP2011538569A priority patent/JP2012510123A/en
Application granted granted Critical
Publication of KR100931533B1 publication Critical patent/KR100931533B1/en
Priority to US13/150,348 priority patent/US20110228533A1/en

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    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/095—Traffic lights
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
    • F21W2111/02—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00 for roads, paths or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • F21W2131/103—Outdoor lighting of streets or roads

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)

Abstract

PURPOSE: An LED traffic signal lamp is provided to diffuse an LED light into a specific angle by arranging an LED in a visor plate in which a visor hole is formed. CONSTITUTION: A circuit board is installed in housing(21). A circular opening part is formed in a front surface of the housing. A plurality of LEDs(25) is installed in the circuit board, and emits a light toward the opening part. A visor(27) is installed in an outer circumference of each LED, and limits a diffusion angle of the light of each LED. A visor part toward a ground is opened. The visor has a circular shape larger than a diameter of each LED.

Description

비저가 회로기판에 설치된 엘이디 교통 신호등{led traffic light with visor installed in printed circuit board}LED traffic light with visor installed in printed circuit board

본 발명은 LED 교통 신호등에 설치되는 빛 확산각을 제한하는 챙(이하, 비저(visor)라 함)을 회로기판의 전면에 설치하거나, 비저 홀이 형성된 비저 플레이트를 회로기판의 전면에 설치하도록 하여 바람의 영향을 적게 받으면서 미관이 수려하도록 한 LED 교통 신호등에 관한 것이다.According to the present invention, a visor (hereinafter referred to as a visor) for limiting the light diffusion angle installed in the LED traffic signal lamp is installed on the front of the circuit board, or a bezel hole is formed on the front of the circuit board. It's about LED traffic lights that look beautiful and are less affected by wind.

도 1은 종래의 LED 교통 신호등의 사시도이다.1 is a perspective view of a conventional LED traffic light.

종래의 LED 교통 신호등(10)은 내부에 회로기판과 전원장치가 내장되는 하우징(1)과, 하우징(1)의 일면에는 회로기판에 동심원상으로 LED들이 군집되어 설치되어 빨강, 녹색, 주황색을 빛을 각각 발산시키는 LED 군(2)과, LED 군(2)에 설치되어 LED 군을 형성하는 개별 LED를 보호하는 투명 보호 캡과, 각각의 LED 군(2)으로부터 빛이 확산되는 각을 40도 제한하도록 하여 타방향에서 교통 신호등을 바라보는 운전자에게 혼선을 방지하기 위한 비저(3)가 설치된다.Conventional LED traffic light 10 has a housing (1) in which a circuit board and a power supply are built, and one side of the housing (1) is installed by condensing the LEDs in concentric circles on the circuit board (red, green, orange) The LED group 2 which emits light, the transparent protective cap which is installed in the LED group 2, and protects the individual LED which forms an LED group, and the angle which light spreads from each LED group 2 is 40 degrees. To limit the road to the driver who looks at the traffic lights in the other direction is provided with a beager 3 for preventing crosstalk.

비저(3)는 LED 군(2)의 외주면으로부터 하방이 개구된 원통형상으로 이루어 진 불투명체로 형성되어 빛이 확산되는 것을 방지하여 LED 군(2)의 빛이 진행하는 중심선과 일정 각도 이내의 운전자에게만 LED 군(2)의 불빛을 보도록 한다.The beaker 3 is formed of an opaque body formed in a cylindrical shape having a lower opening from the outer circumferential surface of the LED group 2 to prevent light from being diffused, so that the driver within a certain angle with the center line where the light of the LED group 2 travels. Only see the lights in the LED group (2).

그러나, 이러한 비저(3)는 교통 신호등 전체에 풍압이 가중되게 하여 교통 신호등 지주를 보강하여야 하고, 교통 신호등이 바람에 의하여 유동될 뿐만 아니라 교통 신호등으로부터 분리되는 사고가 발생하기도 한다.However, such a bead 3 has to reinforce the traffic light props by increasing the wind pressure on the entire traffic light, and may cause an accident in which the traffic light is not only flowed by the wind but also separated from the traffic light.

또한, 교통 신호등으로부터 돌출되는 비저(3)는 미관을 해치게 된다.In addition, the beacon 3 protruding from the traffic light hurts aesthetics.

본 발명은 이러한 문제점을 해결하기 위한 것으로, 본 발명의 해결과제는 LED 장치 내부에 LED에 개별적으로 비저를 설치하거나, 비저 홀이 형성된 비저 플레이트에 LED를 배치되도록 함으로써 특정 각도로 LED 빛이 확산되도록 하면서도 LED 장치가 바람의 영향을 덜 받도록하면서도 미관을 개선하기 위한 것이다.The present invention is to solve such a problem, the problem of the present invention is to install the LED individually in the LED inside the LED device, or to arrange the LED on the bezel plate formed with a bead hole so that the LED light is diffused at a specific angle It also aims to improve aesthetics while keeping the LED devices less affected by wind.

상기 과제를 해결하기 위한 본 발명의 해결수단은 전면에 복수의 LED들로부터 빛이 발산되도록 개구부가 형성되고, 내부에 상기 LED들을 점등시키는 회로기판이 설치되는 LED 교통 신호등에 있어서: 상기 LED들은 상기 회로기판의 전면에 배치되고, 각각의 LED들의 외주면에는 상기 각각의 LED들의 불빛의 확산각을 제한하는 비저가 설치되는 것이다.Solution to Problem The present invention for solving the above problems is an LED traffic signal lamp having an opening formed on the front surface to emit light from a plurality of LEDs, the circuit board for lighting the LEDs therein: the LEDs are the It is disposed on the front of the circuit board, the bezel is provided on the outer peripheral surface of each of the LEDs to limit the diffusion angle of the lights of the respective LEDs.

또한, 본 발명에서 상기 비저는 지면으로 향하는 부분이 개구되고, 상기 각각의 LED의 직경보다 큰 원통형상으로 이루어지는 것이 바람직하다.In addition, in the present invention, it is preferable that the portion of the bezel is open toward the ground and has a cylindrical shape larger than the diameter of each LED.

또한, 본 발명에서 상기 비저가 상기 회로기판의 전면으로부터 돌출되는 길이는 상기 LED가 상기 회로기판의 전면으로부터 돌출되는 길이보다 큰 것이 바람직하다.In addition, in the present invention, it is preferable that the length of the bead protruding from the front surface of the circuit board is greater than the length of the LED protruding from the front surface of the circuit board.

또한, 본 발명의 다른 해결수단은 전면에 복수의 LED들로부터 빛이 발산되도록 개구부가 형성되고, 내부에 상기 LED들을 점등시키는 회로기판이 설치되는 LED 교통 신호등에 있어서: 상기 회로기판의 전면에는 상기 LED들 각각이 내부에 배치되며 상기 LED들 불빛의 확산각을 제한하도록 하는 비저 홀(visor hole)이 상기 LED들과 동수로 형성된 비저 플레이트가 설치되는 것이다.In addition, another solution of the present invention is an LED traffic signal lamp having an opening formed on the front surface to emit light from a plurality of LEDs, the circuit board for lighting the LEDs therein: the front of the circuit board Each of the LEDs is disposed therein, and a bezel plate having a same number of visor holes as the LEDs is installed to limit the diffusion angle of the LED lights.

또한, 본 발명에서 상기 비저 홀은 상기 LED의 외경보다 큰 직경을 갖는 원통부와 상기 원통부의 하부에서 지면방향으로 연장된 각형부로 형성되는 것이 바람직하다.In addition, in the present invention, the beader hole is preferably formed of a cylindrical portion having a diameter larger than the outer diameter of the LED and a rectangular portion extending in the ground direction from the lower portion of the cylindrical portion.

또한, 본 발명에서 상기 비저 홀은 지면을 기준으로 상부에서 하부로 점차 간격이 커지는 곡선 형상으로 이루어지는 것이 바람직하다.In addition, in the present invention, the bead hole is preferably made of a curved shape that gradually increases from the top to the bottom with respect to the ground.

또한, 본 발명에서 상기 비저 플레이트가 상기 회로기판의 전면으로부터 돌출되는 길이는 상기 LED가 상기 회로기판의 전면으로부터 돌출되는 길이보다 큰 것이 바람직하다.In addition, in the present invention, it is preferable that the length of the bezel plate protruding from the front surface of the circuit board is greater than the length of the LED protruding from the front surface of the circuit board.

또한, 본 발명의 다른 해결과제는 전면에 복수의 LED들로부터 빛이 발산되도록 개구부가 형성되고, 내부에 상기 LED들을 점등시키는 회로기판이 설치되는 LED 장치에 있어서: 상기 LED 장치는 LED 전광판, LED 간판, LED 표지판 중의 하나이며, 상기 LED들은 상기 회로기판의 전면에 배치되고, 각각의 LED들의 외주면에는 상기 각각의 LED들의 불빛의 확산각을 제한하는 비저가 설치되는 것이다. In addition, another object of the present invention is an LED device having an opening formed on the front surface to emit light from a plurality of LEDs, the circuit board for lighting the LEDs therein: The LED device is an LED display board, LED One of the signage and the LED signage, the LEDs are disposed on the front of the circuit board, the outer circumferential surface of each LED is provided with a bezel for limiting the diffusion angle of the lights of the respective LEDs.

상기 해결과제와 해결수단을 갖는 본 발명에 따르면, LED 교통 신호등의 확산각을 제한하되 외부에 도출된 비저가 없기 때문에 바람의 영향을 받지 않게 되고, 다양한 디자인을 창출할 수 있어 도시미관을 개선시킨다.According to the present invention having the above-mentioned problems and solutions, it is possible to limit the diffusion angle of the LED traffic signal light, so that there is no externally drawn vision, it is not influenced by the wind, and various designs can be created to improve the urban aesthetics. .

이하, 첨부된 도면에 따라서 본 발명의 실시예들을 설명하기로 한다.Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

도 2는 본 발명의 제1실시예의 LED 교통 신호등의 단면도이고, 도 3은 도 2에 도시된 LED 교통 신호등에서 회로기판에 설치된 LED가 배치된 상태의 정면도이고, 도 4는 도 2에 설치된 각각의 LED와 비저의 사시도이고, 도 5는 도 2에 설치된 LED와 비저의 평면도이고, 도 6은 도 2에서 LED 가 설치된 회로기판에 보호 캡이 설치된 상태의 사시도이다.2 is a cross-sectional view of the LED traffic light of the first embodiment of the present invention, Figure 3 is a front view of a state in which the LED is installed on the circuit board in the LED traffic light shown in Figure 2 is arranged, Figure 4 is each installed in Figure 2 5 is a perspective view of the LED and the beaker, FIG. 5 is a plan view of the LED and the bezel installed in FIG. 2, and FIG. 6 is a perspective view of a state in which a protective cap is installed on a circuit board on which the LED is installed in FIG.

제1실시예의 LED 교통 신호등(20)은 전면에 원형 개구부가 형성된 하우징(21)에는 회로기판(23)이 설치되고, 회로기판(23)에는 개구부를 향하여 빛이 발산되도록 LED(25)들이 복수개 설치된다. 또한, 각각의 LED(25)의 주위에는 LED(25)의 불빛의 확산을 제한하는 비저(27)가 설치된다.In the LED traffic light 20 according to the first embodiment, a circuit board 23 is installed in a housing 21 having a circular opening on its front surface, and a plurality of LEDs 25 are provided on the circuit board 23 so that light is emitted toward the opening. Is installed. In addition, a beacon 27 is provided around each LED 25 to limit the diffusion of the light of the LED 25.

도 4, 5에 도시된 바와 같이 비저(27)는 하부가 개구된 원통으로 이루어지며, 원통의 직경은 LED(25)의 외주의 직경보다 크고, 회로기판의 면보다 돌출되는 길이는 LED(25)가 회로기판의 면으로부터 돌출되는 길이보다 크도록 형성된다.As shown in Figs. 4 and 5, the beaker 27 is formed of a cylinder having a lower opening. The diameter of the cylinder is larger than the diameter of the outer circumference of the LED 25, and the length of the cylinder protruding from the surface of the circuit board is the LED 25. Is formed to be larger than the length projecting from the surface of the circuit board.

또한, 비저(27)의 전면에는 투명 보호캡(29)이 설치되어 내부의 LED(25)와 비저(27)를 보호한다.In addition, a transparent protective cap 29 is installed on the front side of the beaker 27 to protect the LED 25 and the bezel 27 inside.

또한, 회로기판(23)에는 미도시된 전원부로부터 전원이 공급되어 LED(25)를 점등시킨다.In addition, power is supplied to the circuit board 23 from a power supply unit (not shown) to turn on the LED 25.

제1실시예의 LED 교통 신호등(20)에서 회로기판(23), LED(25), 보호캡(29)는 하우징(21)에 고정 설치되는 것으로 도시하였으나, 하나의 등기구로 하우징(21)에 탈착되는 일체의 장치로 구성될 수 있음은 당업자에게 당연한 것이다.In the LED traffic light 20 of the first embodiment, the circuit board 23, the LED 25, and the protective cap 29 are shown fixedly installed in the housing 21. However, the circuit board 23, the LED 25, and the protection cap 29 are fixed to the housing 21. It will be apparent to those skilled in the art that the present invention can be composed of any device.

도 7은 본 발명의 제2실시예의 LED 교통 신호등의 중요부를 설명하는 사시도이고, 도 8은 도 7의 A-A'선의 단면도이다.FIG. 7 is a perspective view for explaining an important part of the LED traffic light of the second embodiment of the present invention, and FIG. 8 is a sectional view taken along line AA ′ of FIG. 7.

본 발명의 제2실시예의 LED 교통 신호등(30)은 제1실시예에서 비저(27)를 각각의 LED(25)에 별도로 설치하는 데에는 작업공정수가 많아지기 때문에 이를 각각의 비저(27) 대신에 복수의 비저 홀(hole)(33)들이 형성된 비저 플레이트(31)를 회로기판(23)의 전면에 설치되고, 비저 홀(33)에 LED(25)를 배치하도록 구성된다.In the LED traffic light 30 of the second embodiment of the present invention, since the number of working steps is increased in the first embodiment, the installation of the beads 27 to each of the LEDs 25 is performed instead of the respective beads 27. A bezel plate 31 having a plurality of bead holes 33 formed thereon is installed in the front of the circuit board 23, and is configured to arrange the LED 25 in the bezel hole 33.

제2실시예의 LED 교통 신호등(30)에 대하여 제1실시예와 동일한 부분에 대하여 설명을 생략하고, 차이를 갖는 부분에 대하여 설명하기로 한다.The same parts as those in the first embodiment will be omitted for the LED traffic light 30 of the second embodiment, and the portions having the differences will be described.

회로기판(23)의 전면에는 복수의 LED(25)들이 설치되고, 또한 회로기판(23)의 전면에는 LED(25)들의 빛이 전면으로 발산되되 확산각이 제한하는 비저 홀(33)이 형성된 불투명재질의 비저 플레이트(31)가 설치된다.A plurality of LEDs 25 are installed on the front surface of the circuit board 23, and a beader hole 33 is formed on the front surface of the circuit board 23 to emit light of the LEDs 25 to the front side but restrict the diffusion angle. An opaque material bead plate 31 is provided.

비저 플레이트(31)에는 LED(25)와 동일한 수의 비저 홀(33)이 형성되고, 비저 홀(33)은 LED(25)의 외경보다 큰 측벽을 갖는 원통 홀 형상을 이루되 하부에서 하향되게 연장된 홈을 갖도록 하여 하부로 LED(25)의 불빛이 확산되는 것을 방지하지 않도록 한다.The bezel plate 31 has the same number of bead holes 33 as the LED 25, and the bead hole 33 forms a cylindrical hole shape having a sidewall larger than the outer diameter of the LED 25 but is downward from the bottom. It is intended to have an extended groove so as not to prevent the light of the LED 25 from being diffused downward.

도 8에 도시된 바와 같이, LED(25)로부터 비저 홀(33)을 형성하는 지면으로부터 상부 측벽까지의 간격을 d1이라 하고, 비저 홀(33)을 형성하는 지면으로부터 하부 측벽까지의 간격을 d2라 할때 d2는 d1보다 크게 형성된다.As shown in FIG. 8, the distance from the LED 25 to the upper sidewall of the ground forming the beader hole 33 is d1, and the distance from the ground to the lower sidewall forming the beader hole 33 is d2. When d2 is formed larger than d1.

도 9는 본 발명의 제2실시예의 LED 교통 신호등의 비어 홀의 다른 형태의 정면도이다.Fig. 9 is a front view of another form of the via-hole of the LED traffic light of the second embodiment of the present invention.

제2실시예의 비어 홀(33)은 원통형상 홀과 원통형상의 홀의 하부에서 지면으로 연장된 각형의 홀로 이루어진 형상을 이루고 있으나, 도 9에 도시된 비어 홀(35)은 LED(25)를 중심으로 상부가 좁고 하부가 넓은 곡면을 이루고 있다. 따라서 LED(25)가 불빛이 지면방향으로는 확산각이 넓게되고, 상부로 향할수록 확산각이 좁게된다.The via hole 33 of the second embodiment has a shape consisting of a cylindrical hole and a rectangular hole extending from the lower portion of the cylindrical hole to the ground, but the via hole 35 shown in FIG. 9 is formed around the LED 25. The upper part is narrow and the lower part has a wide curved surface. Therefore, the diffusion angle of the LED 25 becomes wider in the direction of the ground of the light, and the diffusion angle of the LED 25 becomes narrower toward the top.

도 1은 종래의 LED 교통 신호등의 사시도이다.1 is a perspective view of a conventional LED traffic light.

도 2는 본 발명의 제1실시예의 LED 교통 신호등의 단면도이다.2 is a cross-sectional view of the LED traffic light of the first embodiment of the present invention.

도 3은 도 2에 도시된 LED 교통 신호등에서 회로기판에 설치된 LED가 배치된 상태의 평면도이다.FIG. 3 is a plan view of an LED installed on a circuit board in the LED traffic light shown in FIG. 2.

도 4는 도 2에 설치된 각각의 LED와 비저의 사시도이다.4 is a perspective view of each of the LEDs and the bezel installed in FIG.

도 5는 도 2에 설치된 LED와 비저의 평면도이다.FIG. 5 is a plan view of the LED and the bead installed in FIG. 2. FIG.

도 6는 도 2에서 LED 가 설치된 회로기판에 보호 캡이 설치된 상태의 사시도이다.FIG. 6 is a perspective view of a protective cap installed on a circuit board on which LEDs are installed in FIG. 2.

도 7은 본 발명의 제2실시예의 LED 교통 신호등의 중요부를 설명하는 사시도이다.Fig. 7 is a perspective view for explaining an important part of the LED traffic light of the second embodiment of the present invention.

도 8은 도 7의 A-A'선의 단면도이다.FIG. 8 is a cross-sectional view taken along the line AA ′ of FIG. 7.

도 9는 본 발명의 제2실시예의 LED 교통 신호등의 비어 홀의 다른 형태의 정면도이다.Fig. 9 is a front view of another form of the via-hole of the LED traffic light of the second embodiment of the present invention.

Claims (8)

전면에 복수의 LED들로부터 빛이 발산되도록 개구부가 형성되고, 내부에 상기 LED들을 점등시키는 회로기판이 설치되는 LED 교통 신호등에 있어서:In the LED traffic signal lamp having an opening formed in the front to emit light from a plurality of LEDs, and a circuit board for lighting the LEDs therein: 상기 LED들은 상기 회로기판의 전면에 배치되고, 각각의 LED의 외주면에는 상기 각각의 LED의 불빛의 확산각을 제한하는 비저가 설치되되, 상기 비저는 지면으로 향하는 부분이 개구되고 상기 각각의 LED의 직경보다 큰 원통형상으로 이루어지는 것을 특징으로 하는 LED 교통 신호등. The LEDs are disposed in front of the circuit board, and a beacon is provided on the outer circumferential surface of each LED to limit the diffusion angle of the lights of the respective LEDs. LED traffic light, characterized in that the cylindrical shape larger than the diameter. 삭제delete 청구항 1에서, 상기 비저가 상기 회로기판의 전면으로부터 돌출되는 길이는 상기 LED가 상기 회로기판의 전면으로부터 돌출되는 길이보다 큰 것을 특징으로 하는 LED 교통 신호등.The LED traffic light of claim 1, wherein the length of the bead protruding from the front surface of the circuit board is greater than the length of the LED protruding from the front surface of the circuit board. 전면에 복수의 LED들로부터 빛이 발산되도록 개구부가 형성되고, 내부에 상기 LED들을 점등시키는 회로기판이 설치되는 LED 교통 신호등에 있어서:In the LED traffic signal lamp having an opening formed in the front to emit light from a plurality of LEDs, and a circuit board for lighting the LEDs therein: 상기 회로기판의 전면에는 상기 LED들 각각이 내부에 배치되며 상기 LED들 불빛의 확산각을 제한하도록 하는 비저 홀(visor hole)이 상기 LED들과 동수로 형성된 비저 플레이트가 설치되되, 상기 비저 홀은 상기 LED의 외경보다 큰 직경을 갖는 원통부와 상기 원통부의 하부에서 지면방향으로 연장된 각형부로 형성되는 것을 특징으로 하는 LED 교통 신호등.On the front of the circuit board, each of the LEDs is disposed therein, and a bezel plate having a visor hole formed in the same number as the LEDs to limit the diffusion angle of the LED lights is installed. And a cylindrical portion having a diameter larger than an outer diameter of the LED and a rectangular portion extending from the lower portion of the LED to the ground direction. 삭제delete 청구항 4에서, 상기 비저 홀은 지면을 기준으로 상부에서 하부로 점차 간격이 커지는 곡선 형상으로 이루어지는 것을 특징으로 LED 교통 신호등. The LED traffic light of claim 4, wherein the beader hole has a curved shape gradually spaced from the top to the bottom of the ground. 청구항 4 또는 청구항 6에서, 상기 비저 플레이트가 상기 회로기판의 전면으로부터 돌출되는 길이는 상기 LED가 상기 회로기판의 전면으로부터 돌출되는 길이보다 큰 것을 특징으로 하는 LED 교통 신호등. The LED traffic light of claim 4 or 6, wherein the length of the bezel plate protruding from the front side of the circuit board is greater than the length of the LED protruding from the front side of the circuit board. 삭제delete
KR1020080122954A 2008-12-05 2008-12-05 Led traffic light with visor installed in printed circuit board KR100931533B1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020080122954A KR100931533B1 (en) 2008-12-05 2008-12-05 Led traffic light with visor installed in printed circuit board
CN2009801485736A CN102239510A (en) 2008-12-05 2009-12-04 Led signal light
PCT/KR2009/007224 WO2010064864A2 (en) 2008-12-05 2009-12-04 Led signal light
EP09830602A EP2375392A4 (en) 2008-12-05 2009-12-04 Led signal light
JP2011538569A JP2012510123A (en) 2008-12-05 2009-12-04 LED signal light
US13/150,348 US20110228533A1 (en) 2008-12-05 2011-06-01 Led traffic lamp

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Publication number Priority date Publication date Assignee Title
KR101312391B1 (en) 2012-02-08 2013-10-10 (주)대륙아이티에스 traffic signal light with a visor of limited diffusion angle

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Publication number Priority date Publication date Assignee Title
KR200221673Y1 (en) 2000-11-30 2001-04-16 주식회사아이티에스이십일 Reflector cover of a LED lamp used for a traffic signal lamp
KR20030038194A (en) * 2001-11-09 2003-05-16 태림전자 주식회사 Display structure of signal almp using unit signal
JP2004185972A (en) 2002-12-03 2004-07-02 Toshiba Lighting & Technology Corp Lighting device
KR200396903Y1 (en) * 2005-06-01 2005-09-28 황재광 Portable Light Emitting Device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200221673Y1 (en) 2000-11-30 2001-04-16 주식회사아이티에스이십일 Reflector cover of a LED lamp used for a traffic signal lamp
KR20030038194A (en) * 2001-11-09 2003-05-16 태림전자 주식회사 Display structure of signal almp using unit signal
JP2004185972A (en) 2002-12-03 2004-07-02 Toshiba Lighting & Technology Corp Lighting device
KR200396903Y1 (en) * 2005-06-01 2005-09-28 황재광 Portable Light Emitting Device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101312391B1 (en) 2012-02-08 2013-10-10 (주)대륙아이티에스 traffic signal light with a visor of limited diffusion angle

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