KR20170047763A - LED luminaire having an arcuate sliding structure - Google Patents

LED luminaire having an arcuate sliding structure Download PDF

Info

Publication number
KR20170047763A
KR20170047763A KR1020150148234A KR20150148234A KR20170047763A KR 20170047763 A KR20170047763 A KR 20170047763A KR 1020150148234 A KR1020150148234 A KR 1020150148234A KR 20150148234 A KR20150148234 A KR 20150148234A KR 20170047763 A KR20170047763 A KR 20170047763A
Authority
KR
South Korea
Prior art keywords
housing
led module
light source
light
led
Prior art date
Application number
KR1020150148234A
Other languages
Korean (ko)
Inventor
김권진
김건영
이공희
최정규
김형수
권우섭
이윤식
김권억
Original Assignee
에이펙스인텍 주식회사
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 에이펙스인텍 주식회사 filed Critical 에이펙스인텍 주식회사
Priority to KR1020150148234A priority Critical patent/KR20170047763A/en
Publication of KR20170047763A publication Critical patent/KR20170047763A/en

Links

Images

Classifications

    • 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
    • F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • 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
    • F21K9/62—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using mixing chambers, e.g. housings with reflective walls
    • 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
    • F21K9/65—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction specially adapted for changing the characteristics or the distribution of the light, e.g. by adjustment of parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
    • 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
    • F21V1/00—Shades for light sources, i.e. lampshades for table, floor, wall or ceiling lamps
    • F21V1/12—Composite shades, i.e. shades being made of distinct parts
    • 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
    • F21V15/00—Protecting lighting devices from damage
    • F21V15/01—Housings, e.g. material or assembling of housing parts
    • 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
    • F21V15/00—Protecting lighting devices from damage
    • F21V15/01—Housings, e.g. material or assembling of housing parts
    • F21V15/015—Devices for covering joints between adjacent lighting devices; End coverings
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
    • 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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/0075—Fastening of light sources or lamp holders of tubular light sources, e.g. ring-shaped fluorescent light sources
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

An LED lighting fixture provided with an arch type slide structure is provided. The LED lighting fixture provided with the arch type slide structure comprises: a housing partitioned into a heat radiation section and a light source projection section by an installation bracket on which a power supply device and an LED module are mounted; an upper cover fit-connected into an upper part of the housing to finish the heat radiation section; a flood cover connected to a lower part of the housing to finish the light source projection section; and side covers fit-connected into a front and a rear side of the housing to finish a front and a rear side of the housing. The present invention forms guide recesses (112) on both sides of a lower part of the installation bracket to make the LED module go into the pair of guide recesses in a slide manner and hook and connect both ends in the guide recesses, and gets a curved arch type reflector to be extended and protrude in a lower part of each guide recess to reflect and diffuse light projected via the LED module, thereby minimizing light loss and regulating light distribution of the light source as well as enhancing convenience in coupling and decoupling the LED module to save manufacturing costs and enhance goods productivity.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an LED luminaire having an arched slide structure,

The present invention relates to an LED lighting device, and more particularly, to an LED lighting device that improves the convenience of assembly and maintenance of an LED module by improving the structure of the lighting device, To an LED lighting apparatus having an arcuate slide structure for realizing light distribution uniformity of a light source by inducing an action of the light source.

Lighting refers to a mechanism that fixes or protects a light source by reflecting, refracting, or transmitting light from a light source (light source).

Such light sources are classified into incandescent lamps, fluorescent lamps and LED lamps, which are mainly used indoors, and halogen lamps, which are mainly used outdoors such as parks and street lamps.

Among various light sources, LED (Light Emitting Diode) is a semiconductor that emits light. It has low power consumption (1/6 of incandescent lamp), long lifespan (8 times of incandescent lamp) and environment-friendly characteristics It is used in various fields such as light sources of various LCDs, interior lamps, street lamps, illumination lamps, and automobiles.

Particularly, LED light using LEDs is a next generation light emitting diode (LED), which is superior in energy saving effect compared to the conventional three-wavelength lamp, has a very fast reaction speed, and can be used semi-permanently. ) Is gradually emerging as a light source to lead the next-generation lighting industry.

The LED device is basically an electrode terminal formed on both sides of p-type and n-type semiconductor junctions. When a voltage is applied between the terminals, a current flows and a light is emitted near the pn junction. Initially, only red LED devices have been developed. A new semiconductor material has been developed and blue and green LED devices have been developed to realize color and white light.

Products using the above-described LED elements are classified into a surface mount device (SMD) type and a general lamp type for the purpose of minimizing the volume.

The SMD is an abbreviation of a surface mounting device. It is a type in which the legs of the parts are soldered by putting the parts on a circuit board without soldering by inserting the legs of the parts into the holes of the substrate. The LED devices using SMD type are mainly used for mobile phones, Flash lanterns, and general indoor lighting and lighting signboards.

In recent years, an LED module is installed in the case and a case, which is made to be an intuitive type like a fluorescent lamp, and a diffusion cover for protecting the LED module and scattering light is installed from the case Type is being developed.

Korean Patent Laid-Open No. 10-2013-0096624 discloses a technique for an LED illumination device using LED.

Such a conventional LED illumination device has a structural problem that is difficult to mount and disassemble the LED module. Therefore, it is impossible to replace the LED module when the LED module malfunctions or a failure occurs. Thus, the entire LED lighting device is replaced, .

In addition, the conventional LED module having excellent directivity has a problem that the light diffusion function is weak due to its characteristics, and the uniform brightness of the entire space in which the product is installed can not be maintained.

Korean Patent Publication No. 10-2013-0096624

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and it is an object of the present invention to provide an LED module capable of easily attaching and detaching an LED module, The present invention also provides an LED lighting fixture having an arched slide structure for facilitating maintenance work.

It is another object of the present invention to provide a light source device having an arcuate slide structure for minimizing light loss by introducing a light diffusion action through reflection of a light source irradiated through an LED module, LED lighting fixtures.

It is a further object of the present invention to provide a light source device capable of maintaining a desired brightness by using a small number of LEDs through diffusion of a light source irradiated through an LED module, thereby reducing the number of LEDs, The present invention provides an LED lighting fixture having an arcuate slide structure.

The present invention for solving the above-mentioned problems

A housing partitioned into a heat dissipation section and a light source irradiation section by a mounting bracket equipped with a power supply device and an LED module;

An upper cover connected to the upper portion of the housing so as to close the heat dissipation section;

A light-transmitting cover connected to a lower portion of the housing so as to close the light source irradiation section,

And a side cover connected to the front and rear of the housing so as to close the front and rear of the housing,

Wherein a guide groove is formed on both sides of the lower portion of the mounting bracket so that the LED module is inserted between the pair of guide grooves in a sliding manner and both ends thereof are engaged with and connected to the guide groove, A reflecting arch of a curved arch shape is extended and protruded so as to reflect and diffuse the irradiated light source.

According to the present invention, it is possible to improve the fastening and disassembling convenience of the LED module by improving the slide connection structure so that the LED module as the light source of the lighting device can be detached without any separate fastening means, There is an effect that can be performed.

In addition, by introducing a light diffusion function through reflection of the light source irradiated through the LED module, light loss can be minimized, and the light distribution uniformity of the light source can be realized.

In addition, by improving the structure of the lighting apparatus, it is possible to maintain the desired brightness by using a small number of LEDs, thereby reducing the number of LEDs, resulting in cost reduction and product productivity.

1 is a perspective view illustrating an LED lighting device having an arch type slide structure according to a preferred embodiment of the present invention.
2 is an exploded perspective view illustrating an LED lighting device having an arch type slide structure according to a preferred embodiment of the present invention.
3 is a cross-sectional view illustrating an LED lighting device having an arched slide structure according to a preferred embodiment of the present invention.
FIG. 4 is a sectional view showing the operational state of an LED lighting device having an arched slide structure according to a preferred embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an LED lighting device having an arch type slide structure according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a perspective view illustrating an LED lighting device having an arched slide structure according to a preferred embodiment of the present invention. FIG. 2 is an exploded perspective view illustrating an LED lighting device having an arched slide structure according to a preferred embodiment of the present invention. And FIG. 3 is a cross-sectional view showing an LED lighting device having an arched slide structure according to a preferred embodiment of the present invention.

1 to 3, an LED lighting apparatus 100 having an arch type slide structure according to the present invention includes a housing 110, an upper cover 120 connected to the upper portion of the housing 110, And a side cover 140 connected to the front and rear of the housing 110. The side cover 140 is formed of a transparent cover 130,

The housing 110 is a constituent means that serves as a basic frame of the present invention.

The housing 110 has a heat radiating section 113 formed thereon and a light source irradiating section 115 partitioned below the mounting bracket 111 located at the center. At this time, fastening holes 117 are formed at both ends of the mounting bracket 111, and guide grooves 112 are formed at a lower portion thereof.

A power supply unit 10 is installed on the upper portion of the mounting bracket 111, and an LED module 20 is mounted on the lower portion of the mounting bracket 111. At this time, the LED module 20 enters between the pair of guide grooves 112, and both ends of the LED module 20 are hooked and connected to the guide grooves 112.

In addition, a curved arch-shaped reflector 116 extends and protrudes below the guide grooves 112 so as to reflect and diffuse the light source irradiated through the LED module 20.

The heat dissipation section 113 is provided with connection grooves 118 on both sides of the upper portion thereof and a buffer boss portion B is protruded from both sides of the heat dissipation section 113. The buffer boss portion B is connected A groove H is formed.

The light source irradiation section 115 has a slit groove 119 formed in a lower portion thereof.

On the other hand, the upper cover 120 is a constituent means serving to close the upper portion of the lighting apparatus 100. [

The upper cover 120 is connected to the upper portion of the housing 110 to close the heat dissipation section 113. At this time, a connection protrusion 131 is protruded from both ends of the upper cover 120 and is connected to the connection groove 118 of the housing 110 forcibly.

The light-transmitting cover 130 is a constituent means for closing the lower portion of the lighting device 100 and being connected to the light source of the LED module 20 for transmitting light.

The light-transmitting cover 130 is connected to the lower portion of the housing 110 so as to close the light source irradiation section 115. At this time, the light-transmitting cover 130 has extension projections 131 at both ends thereof, and the extension protrusions 131 are slidably inserted into the slit grooves 119 of the housing 110 to be inserted and connected.

The light-transmitting cover 130 is preferably made of a transparent or semi-transparent material so that light can be transmitted.

Meanwhile, the side cover 140 is connected to the front and rear of the housing 110 to close the inside of the housing.

The side cover 140 is connected to the front and the rear of the housing 110. A fixing protrusion 141 inserted into the binding groove H of the housing 110 is formed on the inner surface of the side cover 140, And a binding hole 143 communicating with the fastening hole 117 of the housing 110 is provided.

The side cover 140 fastens the bolts to the fastening holes 117 and the coupling holes 143 that are communicated with each other to allow the side cover 140 to be coupled to the housing 110.

Accordingly, the LED lighting apparatus 100 of the present invention is improved in its structure so that the LED module, which is a light source, can be easily attached and detached, thereby facilitating assembly convenience and maintenance work, The present invention is directed to minimizing optical loss by inducing a light diffusion function through reflection of an irradiated light source and improving the production cost and product productivity. .

FIG. 4 is a sectional view showing the operational state of an LED lighting device having an arched slide structure according to a preferred embodiment of the present invention.

Referring to FIG. 4, the assembly process of the LED lighting device of the present invention will be described.

The power supply device 10 is installed on the upper portion of the mounting bracket 111 and the LED module is inserted into the guide grooves 112 formed at both sides of the lower portion of the mounting bracket 111, ) To be connected.

Accordingly, the light source irradiated through the LED module 20 reflects and diffuses through the reflector 116 having a curved shape, and is collected in the light distribution unit, thereby minimizing optical loss, Thereby preventing the dot phenomenon and realizing the equalization of the light distribution of the light source.

Thereafter, the upper cover 120 is connected to the upper portion of the housing 110 to close the upper portion of the housing 110. At this time, the connection protrusion 131 of the upper cover 120 is tightly coupled to the connection groove 118 of the housing 110.

Therefore, the heat dissipation section 113 has a tunnel shape.

Then, a transparent cover 130 is connected to the lower portion of the housing 110 to close the lower portion of the housing 110. At this time, the extension protrusion 131 of the light-transmitting cover 130 enters into the slit groove 119 of the housing 110 in a sliding manner and is inserted and connected.

Then, the side cover 140 is inserted into the front and rear of the housing 110. At this time, the fixing protrusion 141 of the side cover 140 is inserted into the coupling groove H of the housing 110 and the fastening hole 117 of the housing 110, which is communicated with the coupling hole 117, A bolt is fastened to the hole 143. Accordingly, the housing 110 and the side cover 140 have a solid connection structure.

Accordingly, the LED lighting device having the arcuate slide structure according to the preferred embodiment of the present invention not only improves the fastening and disassembling convenience of the LED module, but also minimizes the optical loss and uniformizes the light distribution of the light source, And improve productivity and productivity.

10: power supply unit 20: LED module
110: housing 111: mounting bracket
112: guide groove 113: heat radiating section
115: light irradiation section 116: reflector
118: connection groove 119: slit groove
120: upper cover 121: connection projection
130: light-transmitting cover 131:
140: Side cover 141: Fixing projection
143: Coupling hole

Claims (1)

A housing 110 divided by a heat dissipation section 113 and a light source irradiation section 115 by a mounting bracket 111 on which a power supply unit 10 and an LED module 20 are mounted;
An upper cover 120 fitted to the upper portion of the housing 110 so as to close the heat dissipation section 113;
A light-transmitting cover 130 connected to a lower portion of the housing 110 so as to close the light source irradiation section 115,
And a side cover 140 fitted to the front and rear of the housing 110 so as to close the front and rear of the housing 110,
A guide groove 112 is formed on both sides of the lower portion of the mounting bracket 111 so that the LED module 20 enters the space between the pair of guide grooves 112 in a sliding manner and both ends thereof are caught in the guide groove 112 And a reflector (116) having a curved arch shape is extended and protruded at a lower portion of each of the guide grooves (112) so as to reflect and diffuse a light source irradiated through the LED module (20) An LED lighting fixture having a slide structure.
KR1020150148234A 2015-10-23 2015-10-23 LED luminaire having an arcuate sliding structure KR20170047763A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150148234A KR20170047763A (en) 2015-10-23 2015-10-23 LED luminaire having an arcuate sliding structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150148234A KR20170047763A (en) 2015-10-23 2015-10-23 LED luminaire having an arcuate sliding structure

Publications (1)

Publication Number Publication Date
KR20170047763A true KR20170047763A (en) 2017-05-08

Family

ID=60164195

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020150148234A KR20170047763A (en) 2015-10-23 2015-10-23 LED luminaire having an arcuate sliding structure

Country Status (1)

Country Link
KR (1) KR20170047763A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109210409A (en) * 2018-11-30 2019-01-15 广东金莱特电器股份有限公司 A kind of Novel hand hand lamp
CN111520664A (en) * 2020-05-27 2020-08-11 浙江台谊消防设备有限公司 Assembled fire emergency lighting lamps and lanterns
KR102331934B1 (en) * 2021-05-17 2021-12-01 (주)삼화전기 Led explosion-proof light

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109210409A (en) * 2018-11-30 2019-01-15 广东金莱特电器股份有限公司 A kind of Novel hand hand lamp
CN111520664A (en) * 2020-05-27 2020-08-11 浙江台谊消防设备有限公司 Assembled fire emergency lighting lamps and lanterns
KR102331934B1 (en) * 2021-05-17 2021-12-01 (주)삼화전기 Led explosion-proof light

Similar Documents

Publication Publication Date Title
US9279547B2 (en) LED-based direct-view luminaire with uniform lit appearance
US9447931B2 (en) LED-based lighting unit with optical component for mixing light output from a plurality of LEDs
CA2740437A1 (en) Led light fixture
US20130279164A1 (en) Led lighting fixtures
KR101102455B1 (en) LED Lamp
JP2012146440A (en) Lighting fixture
KR101128771B1 (en) Fixed led luminators
KR101140174B1 (en) A direct-type LED lighting instrument
KR20170047763A (en) LED luminaire having an arcuate sliding structure
TW201312041A (en) Light-emitting circuit and luminaire
TW201307743A (en) Luminaire
KR101611552B1 (en) The improved LED light fixture assembly structure
TWI525291B (en) Lighting apparatus
KR101243167B1 (en) Light emitting diode lamp
JP2013118198A (en) Illumination apparatus
KR101325080B1 (en) A led candle lamp
KR100949645B1 (en) Light diffusion device of LED lamp
KR20110014733A (en) Light emitting diode outdoor lamp
KR20110048927A (en) Led illuminator
KR101325793B1 (en) A straight line pipe style light emitted diode lighting lamp
KR101391340B1 (en) Led illumination apparatus
KR101105162B1 (en) Led illumination apparatus having multiple reflection function
JP2012146667A (en) Lighting fixture
KR101380811B1 (en) LED lamp configured YAG glove and manufacturing method
CN202915140U (en) LED (Light Emitting Diode) lamp

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application