KR20140039881A - Light-emitting surface for bicycle path - Google Patents

Light-emitting surface for bicycle path Download PDF

Info

Publication number
KR20140039881A
KR20140039881A KR1020120106672A KR20120106672A KR20140039881A KR 20140039881 A KR20140039881 A KR 20140039881A KR 1020120106672 A KR1020120106672 A KR 1020120106672A KR 20120106672 A KR20120106672 A KR 20120106672A KR 20140039881 A KR20140039881 A KR 20140039881A
Authority
KR
South Korea
Prior art keywords
light emitting
solar cell
block
emitting unit
led
Prior art date
Application number
KR1020120106672A
Other languages
Korean (ko)
Inventor
박규남
Original Assignee
박규남
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 박규남 filed Critical 박규남
Priority to KR1020120106672A priority Critical patent/KR20140039881A/en
Publication of KR20140039881A publication Critical patent/KR20140039881A/en

Links

Images

Classifications

    • 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
    • E01F9/50—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
    • E01F9/553—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members
    • E01F9/559—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members illuminated
    • 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
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/61—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using light guides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F21S8/022—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a floor or like ground surface, e.g. pavement or false floor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
    • F21S9/03—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light
    • F21S9/037—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light the solar unit and the lighting unit being located within or on the same housing
    • 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
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/0064—Health, life-saving or fire-fighting equipment
    • F21V33/0076—Safety or security signalisation, e.g. smoke or burglar alarms, earthquake detectors; Self-defence devices
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
    • G09F13/22—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
    • 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
    • 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]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Architecture (AREA)
  • Theoretical Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Computer Security & Cryptography (AREA)
  • Environmental & Geological Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Road Signs Or Road Markings (AREA)

Abstract

The present invention relates to a light emitting block for a bicycle road that facilitates assembly and installation, improves weather resistance, minimizes occurrence of failure, and replaces only a light emitting unit part with a new one, if necessary. In the light emitting block for a bicycle road comprising a block base (100) having a) and a solar cell light emitting unit (200) is placed and fixed in the settling groove (110) of the upper surface of the block base (100); The solar cell light emitting unit 200 is coupled to the lower case 250 in which the solar cell 210, the storage battery 220, the circuit board 230, and the LED 240 are embedded, and the upper case of the lower case 250. The transparent upper case 260, the O-ring 270 that is fitted between the upper and lower cases 260 and 250 for watertightness, and an outer circumference to emit light of the LED 240 to the outside. It comprises a light guide plate 280 is formed in the groove groove 282 is the LED 240 is mounted and the guide cover 284 is intaglio or embossed on the bottom, the solar cell light emitting unit is separated by a fixing screw on the block base Possibly combined.

Description

Light Block for Bicycle Roads {LIGHT-EMITTING SURFACE FOR BICYCLE PATH}

The present invention relates to a light emitting block for a bicycle road, the charging is made by sunlight, and the LED is turned on even at night to facilitate the assembly and installation in the light emitting block to accurately inform the location and the route to the bicycle driver, and In addition, the present invention relates to a light emitting block for a bicycle road that improves weather resistance, minimizes occurrence of failure, and replaces only a solar cell light emitting unit part with a new one if necessary.

Recently, in order to increase the traffic sharing rate using bicycles using only pure personnel instead of automobiles using fossil fuels, the work of activating bicycle roads nationwide or regionally linking bicycle roads partially opened in each region is being performed.

Such bicycle roads should be equipped with illuminated facilities for the safe passage of bicycles during the day as well as at night. In the past, street lamps or luminescent signs were set up to inform the current location or route. While the installation cost of the light guide is expensive, the visibility is not very good, and it has become an obstacle to the aesthetics around the bicycle road.In order to solve this problem, a buried light-emitting sign embedded in the floor of the road has been developed and used. have.

On the other hand, the above-mentioned buried light-emitting signs are built in a solar cell, a battery, and LEDs that generate electricity by receiving sunlight inside the base of the block shape, conventionally, the base of the buried light-emitting signs made of stone such as marble or granite The cover for covering the light emitting unit and the like can be adhered to the base by applying a silicone sealant and watertightly maintained.

However, the conventional buried light-emitting signs such as the silicone sealant is repeatedly deformed and contracted due to repeated expansion and contraction of the silicone sealant due to rainfall, snowfall, and temperature change, and the deterioration of the waterproofing performance and the inflow of water into the circuit and the battery and There was a problem that the solar cell is corroded or failure occurs, which causes a short time after construction, as well as a disadvantage that a considerable cost is required for its maintenance.

The present invention has been made to solve the above problems, an object of the present invention is to facilitate the assembly and installation of the light emitting block for bicycle road and to improve the weather resistance to minimize the occurrence of failure, if necessary only light emitting unit portion By replacing it with a new one, the maintenance cost can be reduced.

According to an aspect of the present invention, there is provided a light emitting block for a bicycle road including a block base having a settling groove on an upper surface thereof, and a solar cell light emitting unit which is fixedly fixed to a settling groove of the upper surface of the block base; The solar cell light emitting unit includes a lower case in which a solar cell, a storage battery, a circuit board, and an LED are embedded, a transparent upper case coupled to a screw by an upper part of the lower case, and a watertightness between the upper and lower cases. A ring and a light guide plate having an LED recessed around the outside to emit light of the LED to the outside, and a light guide plate having an intaglio or an embossed guide formed thereon, wherein the solar cell light emitting unit is mounted on a block base. Provided is a light emitting block for a bicycle road that is detachably coupled with a fixing screw.

In a specific embodiment of the present invention, the lower case is formed of a central portion in which the light guide plate is disposed, and extends outwardly from the central portion, and includes an outer portion in which a solar cell, a storage battery and a circuit board are disposed, and an upper circumference and an upper surface of the lower case. O-rings are fitted around the lower surface of the case, and screw holes for mutual screwing are formed outside the O-ring grooves between the upper and lower cases.

Preferably, the upper surface of the upper case is covered with a cover for visually covering the screw holes and the inner wires of the upper and lower cases, the cover is to be coupled by fastening the screws in the lower case.

More preferably, an anti-slip protrusion is formed on the upper surface of the upper case so as to prevent the bicycle from slipping or falling when passing by a pedestrian.

The present invention is to maintain the watertight state by the O-ring inside the upper and lower cases of the solar cell, the storage battery, the circuit and the LED, the solar cell light emitting unit is mounted in the mounting groove of the block base As it is detachably fixed by fixing screws, it can be installed quickly and easily at the installation site as well as in the factory, and it can be installed quickly. In addition, when the solar cell light emitting unit malfunctions or other contents printed on the light guide plate are replaced, the solar cell It is possible to separate the light emitting unit from the block base and replace it with another one, or to replace and replace only a part of the light emitting unit inside, and to use it again, thereby significantly reducing the maintenance cost thereof.

1 is a perspective view of an installation state of a light emitting block for a bicycle road according to the present invention;
2 is a perspective view of a light emitting block for a bicycle road according to the present invention;
3 is an exploded perspective view of a light emitting block for a bicycle road according to the present invention;
4 is an exploded bottom perspective view of a light emitting block for a bicycle road according to the present invention;
5 is a cross-sectional view taken along the line A-A of FIG.
FIG. 6 is a cross-sectional view taken along the line CC ′ of FIG. 2.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 to 6 illustrate a light emitting block B for a bicycle road and an installation state thereof according to a preferred embodiment of the present invention, which includes a block base 100 having a settling groove 110 on an upper surface thereof, and In the light emitting block for a bicycle road comprising a solar cell light emitting unit 200 is fixed to the settled groove 110 of the upper surface of the block base 100; The solar cell light emitting unit 200 is coupled to the lower case 250 in which the solar cell 210, the storage battery 220, the circuit board 230, and the LED 240 are embedded, and the upper case of the lower case 250. The transparent upper case 260, the O-ring 270 that is fitted between the upper and lower cases 260 and 250 for watertightness, and an outer circumference to emit light of the LED 240 to the outside. It includes a light guide plate 280 is formed in the groove 282 is the LED is stored and the guide cover 284 is intaglio or embossed, the solar cell light emitting unit 200 is fixed to the block base 100 And 300 is detachably coupled.

The block base 100 has a square or rectangular shape having the same or different lengths of horizontal and vertical lengths as can be seen in an exploded perspective view and a bottom perspective view. It is made, which is formed with a handle groove 120 on the side for convenience of carrying and installation.

In addition, the block base 100 is injection-molded with a synthetic resin material, lattice-shaped reinforcement ribs 130 are formed on the bottom and horizontally on the bottom to minimize structural usage and maximize structural strength. The settling groove 110 formed on the upper surface of the 100 has a settling jaw 112 formed at an intermediate height of the inner circumference, so that the solar cell light emitting unit 200 is not limited to the bottom of the settling groove 110. By allowing the circumference to be settled on the settling jaw 112, the block base 100 and the solar cell light emitting unit 200 can be prevented from being deformed or damaged even when pressed by the weight of a cyclist or a pedestrian. It is possible to maintain a firm coupling state with each other.

On the other hand, the solar cell light emitting unit 200 has a screw hole 140 is formed in the middle and the outer portion of the block base 100 to fasten the fixing screw 300 in the bottom of the block base 100 The screw coupling portion 252 is formed at a position corresponding to the screw hole 140 on the bottom surface of the lower case 250 of the solar cell light emitting unit 200.

In the figure, reference numeral 254 is a reinforcing rib formed in a lattice shape on the bottom surface of the lower case 250.

The solar cell 210, the storage battery 220, the circuit board 230, and the LED 240 constituting the solar cell light emitting unit 200 are obvious to those skilled in the art. As it is a technical matter, a detailed description thereof will be omitted.

In the accompanying drawings, the wires connected between the solar cell 210 and the storage battery 220 and the circuit board 230 and the LED 240 are omitted for convenience and these wires are quickly separated by a one-touch connector. It is desirable to connect as possible.

The lower case 250 includes a central portion 251 on which the light guide plate 280 is disposed, and an outer portion 253 extending outwardly from the central portion 251 to arrange a solar cell, a storage battery, and a circuit board.

An o-ring groove 255 is formed around the upper surface of the lower case 250 so that the o-ring 270 is fitted, and the o-ring groove 255 is inserted between the upper and lower cases 260 and 250. Outside, screw holes 256 and 266 are formed to couple to each other.

Meanwhile, a cover for visually covering the screw holes 266 and 256 around the upper and lower cases 260 and 250 and the wires (for electrical connection between the solar cell and the battery and the LED) on the upper surface of the upper case 260. 290 is covered, but the cover 290 has a screw hole 266 is formed on the outer side of the lower case 250 so that the fixing screw 320 can be coupled to each other.

The cover 290 may be formed of a colored synthetic resin or a transparent synthetic resin, and the upper surface of the cover 290 may be formed concentrically to form a bead 292 protruding upward for preventing projection and slipping of the inside. desirable.

In addition, the upper surface of the upper case 260 is formed with a non-slip projection 262 to prevent the safety accident occurs by easily sliding the pedestrian or bicycle due to the water film phenomenon in the snow or rain as well as usual. have.

The O-ring 270 inserted between the upper and lower cases 260 and 250 is preferably made of silicon or a material instead of rubber or a soft synthetic resin so that it can be exerted for a long time without being easily deteriorated by climate change or sunlight. Do.

The upper case 260 is made of a material such as transparent polycarbonate as a whole, which is transparent, which is the middle portion of the upper case 260 should be able to project the pattern or lettering of the light guide plate 280 is installed on the bottom, This is because the solar cell 210 has to receive sunlight to generate electricity.

On the other hand, the light guide plate 280 is engraved on the bottom surface of the road marking and the name of the municipality or figure or catch phrase in the intaglio or embossed, LED LED groove 282 is inserted into the LED 240 around the light guide plate 280 Since the light emitted from the LED 240 is refracted by the intaglio or embossed display portion of the bottom of the light guide plate 280, the light is emitted to the outside, thereby exerting a label function.

On the other hand, the bottom surface of the light guide plate 280 is not shown in the drawing, but by attaching a colored film or the like may emit light more effectively.

The light emitting block B of the present invention configured as described above is installed on the bicycle road P as shown in FIG. 1 or is installed at a starting point where a general road and a bicycle road meet, which is light-emitting even at night. At the same time, the bicycle driver can easily grasp the path and location of the bicycle road while watching the road while riding on the bicycle without turning or lifting his head. Even if rain or snow falls in the state of being buried in the solar cell, the water does not flow into the inside of the solar cell light emitting unit, so that the circuit can be functioned without causing a breakdown of the circuit. Fixing screw (or ball) to the block base at the factory The construction period can be drastically shortened because it is only necessary to bury it in the field in the fixed state.When the solar cell or the battery has reached the end of its life, only the solar cell light emitting unit is removed and replaced with a new one. It is possible to reduce the cost for its maintenance.

B: glow block P: road bike
100: block base 110: settling groove
112: inner jaw 120: handle groove
130: reinforcing rib 140: screw hole
200: solar cell light emitting unit
210: solar cell 220: storage battery
230: circuit board 240: LED
250: lower case 251: center portion
252: screw connection 253: the outer portion
254: reinforcement rib 256: screw hole
260: upper case 266: screw hole
270: O-ring 280: Light guide plate
282: collection groove 284: guide sign (intaglio or embossed)
290: Cover 292: Bead
296 screw hole 300 fixing screw
320: fixing screw

Claims (4)

Light emission for a bicycle road including a block base 100 having a settling groove 110 on an upper surface thereof and a solar cell light emitting unit 200 that is secured by being placed in a settling groove 110 of the upper surface of the block base 100. In a block;
The solar cell light emitting unit 200 is coupled to the lower case 250 in which the solar cell 210, the storage battery 220, the circuit board 230, and the LED 240 are embedded, and the upper case of the lower case 250. The transparent upper case 260, the O-ring 270 that is fitted between the upper and lower cases 260 and 250 for watertightness, and an outer circumference to emit light of the LED 240 to the outside. The LED groove 240 is formed in the receiving groove 282 is formed, the bottom surface includes a light guide plate 280 formed with a guide cover 284 in an intaglio or embossed, the solar cell light emitting unit 200 is a block base ( Light emitting block for a bicycle road, characterized in that detachably coupled to the fixing screw 300 to 100.
The method according to claim 1,
The lower case 250 has a central portion 251 in which the light guide plate 280 is disposed, and extends outwardly from the central portion 251, where the solar cell 210, the storage battery 220, and the circuit board 230 are disposed. It is made of an outer portion 253, the O-ring 270 is inserted between the upper circumference of the lower case 250 and the lower circumference of the upper case 260, and is sandwiched between the upper and lower cases 260 and 250. O-ring 270 the outer surface of the light emitting block for bicycle road, characterized in that the screw holes (256,266) for mutual screwing is formed.
The method according to claim 1 or 2,
The upper surface of the upper case 260 is covered with a cover 290 for visually covering the screw holes and the inner wires of the upper and lower cases 260 and 250, the cover 290 in the lower case 250 Light emitting block for a bicycle road, characterized in that the screw hole (296) is formed on the outer surface of the bottom to fasten the screw.
The method according to claim 1 or 2,
Light emitting block for a bicycle road, characterized in that the anti-slip projections (262) is formed on the upper surface of the upper case (260).
KR1020120106672A 2012-09-25 2012-09-25 Light-emitting surface for bicycle path KR20140039881A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020120106672A KR20140039881A (en) 2012-09-25 2012-09-25 Light-emitting surface for bicycle path

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120106672A KR20140039881A (en) 2012-09-25 2012-09-25 Light-emitting surface for bicycle path

Publications (1)

Publication Number Publication Date
KR20140039881A true KR20140039881A (en) 2014-04-02

Family

ID=50650409

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020120106672A KR20140039881A (en) 2012-09-25 2012-09-25 Light-emitting surface for bicycle path

Country Status (1)

Country Link
KR (1) KR20140039881A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101469752B1 (en) * 2014-05-14 2014-12-05 주식회사 제이비퓨쳐 Lighting apparatus for fountain
CN104976575A (en) * 2015-07-12 2015-10-14 陈伟强 Environment-friendly basement and night scene integrated lighting lamp
CN109099352A (en) * 2018-07-11 2018-12-28 深圳市乐业科技有限公司 A kind of underground lamp with except water mist function
KR102550676B1 (en) * 2023-02-01 2023-07-03 (주)경동이앤에스 Construction Method for Underground Reclamation Lamp

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101469752B1 (en) * 2014-05-14 2014-12-05 주식회사 제이비퓨쳐 Lighting apparatus for fountain
CN104976575A (en) * 2015-07-12 2015-10-14 陈伟强 Environment-friendly basement and night scene integrated lighting lamp
CN109099352A (en) * 2018-07-11 2018-12-28 深圳市乐业科技有限公司 A kind of underground lamp with except water mist function
KR102550676B1 (en) * 2023-02-01 2023-07-03 (주)경동이앤에스 Construction Method for Underground Reclamation Lamp

Similar Documents

Publication Publication Date Title
KR100935634B1 (en) Road sign using optical fiber
KR100555413B1 (en) Boundary stone using the sollar cell
KR100933315B1 (en) Road sign using line type light source
KR20140039881A (en) Light-emitting surface for bicycle path
CN117616487A (en) Ground walking signal machine
KR101165156B1 (en) Road boundary block had a luminescence indicator
KR100864457B1 (en) Road structure
KR100895722B1 (en) Solar tubular markers
KR100725119B1 (en) Safety disply device for traffic
KR101112997B1 (en) Guiding light on road in night time using sunlight
KR20110003871U (en) In-pavement solar road stud
KR102110816B1 (en) A Road Boundary Stone
JP3634602B2 (en) Self-luminous road fence
KR100676847B1 (en) The Multiful Road Studs having LED ? Reflector.
KR101885882B1 (en) Visibility Device for Median Road
KR200384134Y1 (en) Road stud for tunnels and underpasses
KR20100104184A (en) Fence equipped with identification lamp
KR100961522B1 (en) Pavement-embedded lighting apparatus having durability against vehicle load
KR101002601B1 (en) Led crosswalk safety apparatus
KR20120002152U (en) Plastic boundary stone
KR101654046B1 (en) Barrier post
KR200412723Y1 (en) Road sign with light emitting function with built-in solar cell
KR200460452Y1 (en) Boundary blocks for a bicycle road
KR20100100458A (en) Road indicator
KR20120001121U (en) LED sign apparatus comprising curb stone

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right