KR20190001079A - Road condition awareness guidance device - Google Patents

Road condition awareness guidance device Download PDF

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Publication number
KR20190001079A
KR20190001079A KR1020170080481A KR20170080481A KR20190001079A KR 20190001079 A KR20190001079 A KR 20190001079A KR 1020170080481 A KR1020170080481 A KR 1020170080481A KR 20170080481 A KR20170080481 A KR 20170080481A KR 20190001079 A KR20190001079 A KR 20190001079A
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KR
South Korea
Prior art keywords
unit
light emitting
road condition
emitting unit
driver
Prior art date
Application number
KR1020170080481A
Other languages
Korean (ko)
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KR102025707B1 (en
Inventor
김성두
Original Assignee
주식회사 씨이피
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Priority to KR1020170080481A priority Critical patent/KR102025707B1/en
Publication of KR20190001079A publication Critical patent/KR20190001079A/en
Application granted granted Critical
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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/608—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings for guiding, warning or controlling traffic, e.g. delineator posts or milestones
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/40—Arrangements responsive to adverse atmospheric conditions, e.g. to signal icy roads or to automatically illuminate in fog; Arrangements characterised by heating or drying means
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
    • E01F9/617—Illuminated or wired-up posts, bollards, pillars or like upstanding bodies or structures for traffic guidance, warning or control
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/619—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings with reflectors; with means for keeping reflectors clean
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/623—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection
    • E01F9/654—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection in the form of three-dimensional bodies, e.g. cones; capable of assuming three-dimensional form, e.g. by inflation or erection to form a geometric body
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
    • E01F9/673—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for holding sign posts or the like
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/688—Free-standing bodies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
    • F21V23/0471—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor detecting the proximity, the presence or the movement of an object or a person
    • 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
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Abstract

The present invention relates to a road condition awareness guidance device. According to the present invention, the road condition awareness guidance device is installed at an entry or inside of a tunnel, or a side of a roadway to indicate an end and shape of the roadway so as to induce driver′s awareness by day and at night, and thus the driver easily confirms a road condition to maintain safe drive. A high illumination reflective sheet is brightly lighted in a lighting type through a light emitting part which uniformly emits light to the entire high illumination reflective sheets disposed on the front and rear surfaces of an awareness guidance part, and thus guidance and direction indications are easily confirmed. The color of light outputted from the light emitting part is changed in accordance with the road condition, such as an accident, congestion, a construction section, fog, and the like, and thus the driver easily confirms the road condition to easily maintain safe drive. Moreover, the road condition awareness guidance device is made in a portable size capable of being received in a trunk of a vehicle, such that the driver personally puts the device on the road, thereby providing effects of informing other drivers of the road condition of the roadway and also facilitating washing. According to the present invention, the road condition awareness guidance device comprises a frame, the awareness guidance part, and the light emitting part.

Description

[0001] The present invention relates to a road condition awareness guidance device,

The present invention is installed at the side of a tunnel entrance, a tunnel, or a roadway to specify a road end and a road linearound, thereby guiding a driver of a vehicle in the daytime and at night, In addition, the high-luminance reflective sheet is illuminated in an illuminated manner through the light-emitting portion uniformly emitting light to the whole of the high-luminance reflective sheet provided on the front and rear surfaces of the visual-guide portion, so that the guidance display and the directional display confirmation can be made easier. It is possible to more easily inform the driver of the road condition by changing the light emitting color of the light emitting part according to the road conditions such as the congestion, the construction section and the occurrence of the deep fog, so that the vehicle driver can perform the safe operation more easily, A trunk or the like of a vehicle, The present invention relates to a road guidance system for notifying a driver of another vehicle of a road condition of a road by releasing the vehicle on a road,

Generally, the tunnel is mainly used by the vehicle, but since the brightness is different from the outside of the tunnel, a separate gaze light is installed.

The driver can safely pass through the tunnel due to the light emitted from the sight line, etc. In recent years, since the LED lamp which can be used semi-permanently is used, there is no residual space and there is no auxiliary device such as safety device, It is not only inconvenient to drivers passing through the tunnel but also facilitates the facility operator to reduce the facility cost and operating cost as a whole and suggests the LED sight line guidance lamp to be registered in the domestic registered utility model registration No. 20-0465513 .

However, in the case of the Korean Registered Utility Model Registration No. 20-0465513, various forms, sizes, and inconsistent installation have caused confusion in guiding the driver's gaze, and there has been little maintenance such as cleaning and replacement The light of the vehicle headlight does not reach a part or the whole of the reflector in many cases and the function of the reflector to reflect light is weakened or lost, The driver can not recognize the curvature of the road or the width of the road, which increases the risk of causing a traffic accident.

Korean Registered Utility Model Registration No. 20-0465513

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a vehicle navigation system, which is installed at a side of a tunnel entrance, a tunnel, So that the high brightness reflective sheet is illuminated in an illuminated manner through the light emitting portion which uniformly emits light to the whole of the high luminance reflective sheet provided on the front and rear surfaces of the visual guide portion, It is possible to more easily confirm the display, and furthermore, it is possible to inform the driver of the road more easily by changing the luminescent color of the light emitting portion according to the road conditions such as accident, congestion, construction section and occurrence of deep mist, The vehicle can be safely operated easily, and can be accommodated in a trunk of a vehicle or the like. It is designed to be portable, so to provide the vehicle driver, etc. Not only can anyone tell the driver of the other vehicle on the road conditions of the road placed directly on the roadway road conditions are easily washed well aware gaze guidance system for that purpose.

According to an aspect of the present invention, A visual guidance unit provided on the frame and having a high-brightness reflective sheet on the front surface and a rear surface, respectively; And a light emitting unit for emitting light to the high-brightness reflective sheet provided on the visual guidance unit.

Here, it is preferable that the frames are fixed at a plurality of positions at fixed intervals by a fixing member to a tunnel entrance, a tunnel, and a roadway.

The high-brightness reflective sheet of different colors may be provided on the front and rear surfaces of the visual guide portion.

Furthermore, it is preferable that the light emitting portion is provided on any one or both of the inside upper side, the inner lower side, and the inner side of the visual guide portion.

A power supply unit for supplying power to the light emitting unit; And a supply line provided between the power supply unit and the light emitting unit to supply power of the power supply unit to the light emitting unit.

A plurality of object detecting units provided in the frame for detecting an object around the frame; And a control unit for controlling the light emitting unit according to the object detection by the object detection unit.

Preferably, the light emitting unit comprises RGB LEDs, and the control unit controls the light emitting unit by comparing the object sensing time of the object sensing unit with the reference object sensing time.

The fog detecting unit may include a fog detecting unit for detecting a fog around the frame, and the control unit controls the fog detecting unit such that the light emitting unit emits light of different colors It is preferable to control the light emitting unit to emit light.

The present invention is installed at the side of a tunnel entrance, a tunnel, or a roadway to specify a road end and a road linearound, thereby guiding a driver of a vehicle in the daytime and at night, In addition, the high-luminance reflective sheet is illuminated in an illuminated manner through the light-emitting portion uniformly emitting light to the whole of the high-luminance reflective sheet provided on the front and rear surfaces of the visual-guide portion, so that the guidance display and the directional display confirmation can be made easier. It is possible to inform the driver of the road more easily by changing the light emission color of the light emitting part according to the road conditions such as the congestion, the construction section and the occurrence of the deep fog, so that the vehicle driver can perform the safe operation more easily .

In addition, the present invention is made to be portable enough to be accommodated in a trunk of a vehicle, so that a driver of a vehicle can directly inform the driver of another vehicle of the road situation on the road, and the vehicle is easy to clean.

FIG. 1 is a perspective view schematically showing a road condition recognition line-of-sight guidance apparatus according to an embodiment of the present invention,
2 is an exploded perspective view schematically showing a state in which the high-luminance reflective sheet is separated from the visual guide portion, and FIG.
Fig. 3 is a partially cutaway perspective view schematically showing an installation state of the road condition awareness visual-guidance device according to the present invention,
Fig. 4 is a front view of Fig. 1,
Fig. 5 is a rear view of Fig. 1,
6 is a block diagram schematically showing a control state of the control unit,
7 and 8 are flowcharts sequentially showing the operating states of the light emitting portion.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings. It is to be understood that the scope of the present invention is not limited to the following embodiments, and various modifications may be made by those skilled in the art without departing from the technical scope of the present invention.

FIG. 1 is a perspective view schematically showing a road condition-aware line-of-sight guiding apparatus according to an embodiment of the present invention, and FIG. 2 is an exploded perspective view schematically showing a state in which a high-

As shown in FIGS. 1 and 2, the road condition perception line guidance apparatus according to an embodiment of the present invention includes a frame 10, a sight guidance unit 20, and a light emitting unit 30.

First, the visual guidance part 20 is provided at the upper center of the frame 10.

Next, the visual guide part 20 may be formed in various shapes such as a "<" shape so as to protrude from one side of the frame 10 to the other side.

The visual guide part 20 may be made of various materials such as transparent synthetic resin such as acryl.

The high-intensity reflective sheet 210 is formed on the front and rear surfaces of the visual guide part 20 in a shape corresponding to the visual guide part 20, respectively.

Next, the light emitting unit 30 emits light to the high-brightness reflective sheet 210 provided in the visual guide unit 20. [

The road condition awareness visual guidance device according to the present invention, including the frame 10, the visual guidance part 20, and the light emitting part 30, is constructed to be portable enough to be accommodated in a trunk of a vehicle, The driver can easily clean the vehicle, and the driver can be notified of the road conditions such as accident, congestion, accident, construction section, and heavy fog by directly placing the vehicle on the road.

FIG. 3 is a partially cutaway perspective view schematically showing the installation state of the road condition recognition and visual guidance device according to the present invention, FIG. 4 is a front view of FIG. 1, and FIG. 5 is a rear view of FIG.

Alternatively, as shown in FIG. 3, the frame 10 of the road condition-aware line-of-sight guidance apparatus according to the present invention can be detachably attached to a tunnel entrance, a tunnel and a roadway by fixing members such as bolts, The position can be fixed.

As shown in FIGS. 4 and 5, the high-brightness reflective sheet 210 of different colors may be provided on the front and rear surfaces of the visual guide unit 20.

For example, the high-brightness reflective sheet 210 may be provided on the front surface of the visual guidance unit 20, and the high-brightness reflective sheet 210 may be provided on the rear surface of the visual guidance unit 20 .

The driver of the vehicle can safely operate the vehicle while confirming the road alignment through the high-brightness reflective sheet 210 of yellow color which is displayed in front of the vehicle.

In addition, the driver of the vehicle can confirm that the vehicle is safely traveling along the road line shape through the high-intensity reflection sheet 210 of green light reflected through the side mirror and the rearview mirror of the vehicle.

In particular, the light emitting unit 30 may emit light of different colors depending on the road conditions such as an accident, a stagnation, a construction zone, and a dense mist, ) Can be operated safely while confirming the road conditions such as accident, congestion, construction section and dense fog through the emission color of the road, as well as the road situation such as accident, congestion, construction section and dense fog generation through side mirrors and rearview mirrors It can be confirmed that the vehicle is passing through the generated road.

Next, the light emitting unit 30 may include a variety of LED bars, such as LED bars, which are provided on any one or both of the inner, lower, and inner front sides of the visual guide unit 20 to emit light to the high- . &Lt; / RTI &gt;

In particular, when the light emitting portion 30 is provided on the inner side, the inner lower side, and the inner side of the visual guide portion 20, the high-luminance reflective sheet 210 provided on the front and rear surfaces of the visual guide portion 20, It is possible to uniformly emit light over the entire surface, and the high-luminance reflective sheet 210 can be circularly illuminated with an illumination type, thereby facilitating guidance display and direction display confirmation.

6 is a block diagram schematically showing a control state of the control unit.

Next, as shown in FIG. 6, a power supply unit 40 including a battery or the like for supplying power to the light emitting unit 30; And a supply line (not shown) provided between the power supply unit 40 and the light emitting unit 30 to supply the power of the power supply unit 40 to the light emitting unit 30.

For example, the power supply unit 40 and the supply line (not shown) may be embedded in the frame 10.

Alternatively, the power supply unit 40 may be provided on the outer periphery of the frame 10, and the supply line (not shown) may be provided in various types such as a USB cable connected to the power supply unit 40 Lt; / RTI &gt;

Next, a plurality of frames 10, which can be fixed in a plurality of positions at a predetermined interval to a tunnel entrance, a tunnel, and a roadway, are provided with a plurality of And an object detection unit 60 may be provided.

The control unit 70 may control the light emitting unit 30 in accordance with the object detection of the plurality of the object detecting unit 60.

7 and 8 are flowcharts sequentially showing the operating states of the light emitting portion.

For example, the light emitting unit 30 may be composed of RGB LEDs. The controller 70 compares the object sensing time of the object sensing unit 60 with the preset sensing object sensing time of the controller 70 The light emitting unit 30 can be controlled.

7, when the object detection time of the object detection unit 60 is equal to or longer than the reference object detection time, the light emitting unit 30 is turned on or blinks red under the control of the control unit 70, It is possible to inform the driver of the accident that an accident, congestion, or construction section has occurred.

When the object detection time of the object detection unit 60 is less than the reference object detection time, the control unit 70 determines that an accident, a congestion, and a construction period have not occurred on the road, The light emitting unit 30 may be deactivated.

Next, a plurality of the frames 10, which can be fixed in a plurality of positions at a predetermined interval to a tunnel entrance, a tunnel interior, and a roadway, may include a fog sensor for detecting fog around the plurality of frames 10 A mist detection unit 80 may be provided.

The control unit 70 controls the light emitting unit 30 to emit light of a color different from the color of light emitted by the object detection unit 60 in response to the detection of the mist detection unit 80, 30 can be controlled.

8, when the fog detecting unit 80 detects a fog around the plurality of frames 10, the light emitting unit 30 is controlled by the control unit 70 such that it is yellow or blue It is possible to inform the driver of the occurrence of fog.

If the fog detecting unit 80 does not detect the fog, the light emitting unit 30 may be deactivated under the control of the controller 70 so that the light emitting unit 30 does not emit light.

As described above, according to road conditions such as occurrence of an accident, congestion, accident, construction section and dense fog, the light emitting color of the light emitting portion 30 can be differentiated to inform the driver of the road condition more easily, There is an advantage to be able to do safe driving.

10; Frame, 20; Eye guidance section,
30; Emitting portion.

Claims (8)

A frame;
A visual guidance unit provided on the frame and having a high-brightness reflective sheet on the front surface and a rear surface, respectively;
And a light emitting unit for emitting light to the high-brightness reflective sheet provided on the visual guidance unit.
The method according to claim 1,
Wherein the plurality of frames are fixed at a predetermined interval by a fixing member to a tunnel entrance, a tunnel interior, and a roadway.
The method according to claim 1,
Wherein the high-brightness reflective sheet of different colors is provided on the front surface and the rear surface of the visual guidance unit.
The method according to claim 1,
Wherein the light emitting unit is provided at any one of or both of the inner side, the inner lower side, and the inner side of the visual guidance unit.
The method according to claim 1,
A power supply unit for supplying power to the light emitting unit;
And a supply line provided between the power supply unit and the light emitting unit to supply power of the power supply unit to the light emitting unit.
3. The method of claim 2,
A plurality of object detecting units provided in the frame for detecting an object around the frame;
And a control unit for controlling the light emitting unit according to an object detection by the object detection unit.
The method according to claim 6,
Wherein the light emitting unit comprises RGB LEDs,
Wherein the controller compares the object sensing time of the object sensing unit with the reference object sensing time to control the light emitting unit.
The method according to claim 6,
A fog detecting unit provided in each of the frames for detecting a fog around the frame,
Wherein the control unit controls the light emitting unit so that the light emitting unit emits light of a color different from a color of light emitted by the object sensing unit of the object sensing unit according to the detection of the fog detecting unit.
KR1020170080481A 2017-06-26 2017-06-26 Road condition awareness guidance device KR102025707B1 (en)

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Application Number Priority Date Filing Date Title
KR1020170080481A KR102025707B1 (en) 2017-06-26 2017-06-26 Road condition awareness guidance device

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Application Number Priority Date Filing Date Title
KR1020170080481A KR102025707B1 (en) 2017-06-26 2017-06-26 Road condition awareness guidance device

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KR20190001079A true KR20190001079A (en) 2019-01-04
KR102025707B1 KR102025707B1 (en) 2019-09-26

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0641924A (en) * 1991-07-05 1994-02-15 Souji Kobayashi Line of sight introducing mark
KR101030282B1 (en) * 2009-12-30 2011-04-19 주식회사 하이로드 Controller of load pilot lamp having a function of alteration color
KR20120109159A (en) * 2011-03-28 2012-10-08 김승호 Delineator for a tunnel
KR200465513Y1 (en) 2011-05-20 2013-02-22 이승근 Safety guidance lamp with led for tunnel

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0641924A (en) * 1991-07-05 1994-02-15 Souji Kobayashi Line of sight introducing mark
KR101030282B1 (en) * 2009-12-30 2011-04-19 주식회사 하이로드 Controller of load pilot lamp having a function of alteration color
KR20120109159A (en) * 2011-03-28 2012-10-08 김승호 Delineator for a tunnel
KR200465513Y1 (en) 2011-05-20 2013-02-22 이승근 Safety guidance lamp with led for tunnel

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