KR200481682Y1 - Ceiling type type led lighting apparatus - Google Patents

Ceiling type type led lighting apparatus Download PDF

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Publication number
KR200481682Y1
KR200481682Y1 KR2020150004450U KR20150004450U KR200481682Y1 KR 200481682 Y1 KR200481682 Y1 KR 200481682Y1 KR 2020150004450 U KR2020150004450 U KR 2020150004450U KR 20150004450 U KR20150004450 U KR 20150004450U KR 200481682 Y1 KR200481682 Y1 KR 200481682Y1
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KR
South Korea
Prior art keywords
ceiling
front cover
cover
back cover
bracket
Prior art date
Application number
KR2020150004450U
Other languages
Korean (ko)
Inventor
박창식
정희연
Original Assignee
주식회사 대진디엠피
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
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Priority to KR2020150004450U priority Critical patent/KR200481682Y1/en
Application granted granted Critical
Publication of KR200481682Y1 publication Critical patent/KR200481682Y1/en

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    • 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
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
    • F21V21/03—Ceiling bases, e.g. ceiling roses
    • 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
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/002—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for interchangeability, i.e. component parts being especially adapted to be replaced by another part with the same or a different function
    • 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
    • F21V17/12—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 screwing
    • 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

Abstract

A design for a ceiling light illumination device is disclosed. The disclosed design includes: a light emitting diode; A front cover on which the LED is installed; A back cover which is provided between the ceiling and the front cover on which the front cover is installed and is coupled to the front cover so that a space is formed between the front cover and the ceiling; A bracket provided between the back cover and the ceiling and coupled to the ceiling; A fastening member coupled to the bracket and protruding into the spacing space through the back cover; And a fixing member penetrating through the front cover from the outside of the front cover to be engaged with the coupling member to fix the front cover and the back cover to the bracket, and the fixing member is coupled with the coupling member through one point of the center of the front cover .

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a ceiling-

The present invention relates to a ceiling-type LED lighting device, and more particularly, to a ceiling-type LED lighting device installed on a ceiling of a building for lighting purposes.

Generally, buildings with limited confined spaces such as homes and offices are equipped with various types of lighting fixtures that can illuminate the dark surroundings on the ceiling.

Typical types of lamps used in these ceilings are incandescent lamps that emit light by putting metal coils or tungsten wires that have high melting points in glass or glass enclosed in vacuum or gas. In addition, mercury and argon were injected into a vacuum glass tube and a fluorescent material was applied to the inside of the vacuum glass tube. Ultraviolet rays generated by the discharge of mercury were converted into visible rays, Fluorescent lamps are commonly used.

Fluorescent lamps are widely used because they have a longer lifetime, lower power consumption, less heat loss, higher efficiency, less glare due to softness of light, less fluctuation of luminous flux than fluctuation of power supply voltage, and the like.

However, since the fluorescent lamp is constructed by using a vacuum glass tube, it is difficult to manufacture the vacuum glass tube because it is required to sufficiently seal the vacuum glass tube during manufacture. It takes more than 2 seconds to emit light and the flickering occurs when the life is over. There is a serious problem that the mercury flowing out from the glass tube causes environmental pollution problem.

Therefore, recently, a light emitting diode (LED) which is a light emitting diode device which is applied in a very wide range of fields such as a landscape lighting, advertisement lighting, and other general lighting devices, which is high in luminance with low power consumption and excellent in environmental friendliness, LED lighting fixtures are being proposed as lighting fixtures.

Background Art of the present invention is disclosed in Korean Patent Registration No. 10-1179570 (registered on Aug. 29, 2012, entitled LED illumination device).

It is an object of the present invention to provide a ceiling-type LED lighting device with an improved structure for easy and quick installation.

The ceiling-type LED illumination device according to the present invention comprises: an LED for emitting light; A front cover on which the LED is installed; A back cover coupled to the front cover so as to form a space between the front cover and the ceiling on which the front cover is installed and the front cover; A bracket provided between the back cover and the ceiling and coupled to the ceiling; A coupling member coupled to the bracket and protruding into the spaced space through the back cover; And a fixing member penetrating through the front cover from the outside of the front cover to be engaged with the coupling member to fix the front cover and the back cover to the bracket, And is engaged with the fastening member.

Further, the front cover is formed with an LED mounting portion, along which the LED is mounted, along the rim of the front cover; Preferably, the fixing member is coupled with the fastening member through a central portion in a longitudinal direction and a width direction in an inner region of the front cover surrounded by the LED mounting portion.

Further, the fixing member may include: a support portion supporting the front cover from the outside of the front cover to the ceiling side; And a through-hole fastening portion extending from the support portion to penetrate the front cover and coupled to the fastening member to support the support portion to the ceiling side.

Preferably, the back cover includes a concave shape in which a distance between the back cover and the bracket is increased toward the center of the back cover in the longitudinal direction and the width direction.

Further, the support portion is adjusted in a distance from the ceiling according to the degree of engagement between the through-hole fastening portion and the bracket, which are formed by screwing; Wherein the fixing member further comprises a pressure stopper portion for restricting movement of the support portion to the ceiling side so that a spacing distance between the support portion and the ceiling is maintained at a predetermined interval; Wherein the pressing stopper portion is moved toward the ceiling side in conjunction with the movement of the through-hole fastening portion to the ceiling side to move the center portion of the back cover to the ceiling side, interfere with the back cover closely attached to the ceiling, .

Preferably, the pressing stopper restricts the movement of the support to the ceiling so that the distance between the center of the front cover and the ceiling is kept the same as the distance between the rim of the front cover and the ceiling.

In the ceiling-type LED lighting device of the present invention, after the bracket is installed on the ceiling, the assembly is completed by fixing the assembly of the assembled LED, the front cover and the back cover to the bracket, have.

In addition, the present invention can be installed on the ceiling only by a simple fastening operation which combines the fixing member and the fastening member at the central portion of the center, so that the quick and easy installation is possible and the consumer can easily and quickly install the product without skilled workers Effect can be provided.

In addition, the present invention can be installed in a stable form without staggering the frame only by a simple fastening operation in which the fixing member and the fastening member are combined at a central portion of the center, and the frame is not stuck without separate equipment or skilled skill So that the fastening member and the fixing member can be coupled with each other at an appropriate level, thereby making it possible to provide an easy, quick and stable installation for everyone.

1 is a perspective view illustrating a ceiling-type LED lighting apparatus according to an embodiment of the present invention.
2 is a sectional view taken along the line "AA" in Fig.
3 is a cross-sectional view showing an exploded state of a ceiling-type LED illumination device according to another embodiment of the present invention.
FIG. 4 is a cross-sectional view illustrating an installation process of the ceiling-type LED illumination device shown in FIG.
FIG. 5 is a cross-sectional view showing an installation completed state of the ceiling-type LED lighting apparatus shown in FIG.

Hereinafter, an embodiment of a ceiling light illumination device according to the present invention will be described with reference to the accompanying drawings. For convenience of explanation, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, the terms described below are defined in consideration of the functions in the present invention, and this may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is a perspective view showing a ceiling-type LED lighting device according to an embodiment of the present invention, and FIG. 2 is a sectional view taken along the line "A-A" in FIG.

1 and 2, a ceiling-type LED illumination device 100 according to an embodiment of the present invention includes an LED 110, a front cover 120, a back cover 130, a bracket 140 A fastening member 150, and a fixing member 160. As shown in Fig.

The LEDs (LEDs) 110 are provided to emit light, and the LEDs 110 are installed on the front cover 120.

The front cover 120 is installed in the ceiling C via engagement with the back cover 130 and the bracket 140 to be described later. The front cover 120 is provided with a space S in the inside thereof and an open side facing the ceiling C. In the present embodiment, the front cover 120 is provided in a form including a rectangular shape, but it is not limited thereto, and may be provided in a form including a polygonal shape such as a circle, a pentagon, Modifications are possible.

The front cover 120 is formed with an LED mounting portion 121 along the rim of the front cover 120 to mount the LED 110 thereon. That is, in the present embodiment, it is exemplified that the LED 110 is installed at the rim of the front cover 120.

However, the present invention is not limited thereto, and the LED mounting portion 121 on which the LED 110 and the LED 110 are mounted may be disposed in the center region of the front cover 120, And the like.

Since the LED 110 mounted on the front cover 120 is small in size and does not affect the size of the front cover 120 and is light in weight, The increase in the total weight of the front cover 120 is not greatly affected.

The total size of the front cover 120 is not increased due to the size of the LED 110 and even if the LED 110 is installed on the front cover 120, The overall size of the front cover 120 is increased or the size of the front cover 120 is increased even if the LED 110 is installed at the rim of the front cover 120. [ There is little possibility that the edge of the front cover 120 is struck.

On the other hand, the back cover 130 is provided between the ceiling C on which the front cover 120 is installed and the front cover 120. The back cover 130 may have a plate shape corresponding to the shape of the front cover 120, for example, a rectangular plate shape, and may include a space S between the front cover 120 and the front cover 120. [ The front cover 120 and the front cover 120 are formed.

According to the present embodiment, the back cover 130 may be provided in the form of a metal plate. The back cover 130 serves as a coupling medium for coupling the front cover 120 to the ceiling C, And may serve as a heat sink for discharging heat generated when the LED 110 is turned on.

The bracket 140 is provided between the back cover 130 and the ceiling C and is coupled to the ceiling C. The bracket 140 is provided as a coupling medium for coupling the combined body of the front cover 120 and the back cover 130 to the ceiling C and can be coupled to the ceiling C by screwing or the like.

The fastening member 150 may be coupled to the bracket 140. The fastening member 150 may be provided in the form of a fastening bolt whose head portion protrudes outward. That is, the fastening member 150 is formed such that the protruded head part is coupled between the bracket 140 and the ceiling C, and the part for screw tightening penetrates through the back cover 130 and protrudes and extends into the spacing space .

The coupling member 150 can be fixed to the bracket 140 by coupling the front cover 120 and the back cover 130 through a coupling with the fixing member 160 to be described later.

The fixing member 160 is provided to engage with the fastening member 150 in the spacing space S through the front cover 120 from the outside of the front cover 120, The front cover 120 and the back cover 130 are fixed to the bracket 140.

According to the present embodiment, one through hole (not shown) is formed at one point in the center of the front cover 120, and one through hole (not shown) corresponding to one point in the center of the back cover 130 .

The through hole of the front cover 120 and the through hole of the back cover 130 may be formed in a straight line along the joining direction of the front cover 120 and the back cover 130. [

The fixing member 160 is fixed to a position corresponding to the position of the through hole as described above, that is, at one point of the center of the front cover 120, more specifically, inside of the front cover 120 surrounded by the LED mounting portion 121 And can be coupled with the fastening member 150 in the spacing space S through the central portion in the longitudinal direction and the width direction in the region.

The fastening member 150 may be coupled with the fixing member 160 in the spacing space S through the back cover 130 through the through hole formed in the back cover 130.

The fixing member 160 may include a support portion 161 and a through-hole coupling portion 163.

The support portion 161 is provided to support the front cover 120 toward the ceiling C from the outside of the front cover 120. [ The support portion 161 is provided to be in contact with the front cover 120 on the outer side of the front cover 120 and has a width wider than the through hole formed in the front cover 120.

The penetration coupling portion 163 extends from the support portion 161 to penetrate the front cover 120 and is engaged with the coupling member 150 in the spacing space S to support the support portion 161 toward the ceiling C side do.

According to the present embodiment, the through-hole fastening portion 163 is provided in the form of a coupling boss having threads formed therein, and is screw-coupled with the fastening member 150 in the spacing space S, ). ≪ / RTI >

The front cover 120 is fixed to the bracket 140 by the coupling between the fixing member 160 and the coupling member 150 and the support structure for the front cover 120 formed by the fixing member 160. [ Whereby the combination of the front cover 120 and the back cover 130 can be fixed to the ceiling C.

The front cover 120 and the back cover 130 can be fastened only by a simple fastening operation in which the fixing member 160 and the fastening member 150 are engaged at one point of the center of the combined body of the front cover 120 and the back cover 130. [ It is possible to complete the installation of the ceiling-type LED illumination device 100 by coupling the assembly to the ceiling (C).

The lightweight small LED 110 is provided on the front cover 120 as an illumination means so that even when the LED 110 is installed at the rim of the front cover 120, It is possible to prevent the front cover 120 from being stuck at the edge of the front cover 120 due to an increase in the size of the front cover 120. Therefore, the front cover 120 is fixed at one point of the center of the combined body of the front cover 120 and the back cover 130 The ceiling light illumination device 100 can be stably installed on the ceiling C only by a simple fastening operation in which the member 160 and the fastening member 150 are coupled.

Conventionally, a bracket is installed on a ceiling, a lighting main body is coupled to a ceiling mounted bracket to fix the lighting main body to the ceiling, and then a lamp is mounted on the lighting main body, The lighting device could be installed.

In contrast, the ceiling-type LED lighting apparatus 100 according to the present embodiment includes a bracket 140 mounted on a ceiling, a combined assembly of the assembled LED 110 and the front cover 120 and the back cover 130, 140, the installation is completed. Thus, there is an advantage that installation can be performed quickly and conveniently.

In addition, the ceiling-mounted LED lighting apparatus 100 according to the present embodiment can be installed on the ceiling only by a simple fastening operation in which the fixing member 160 and the fastening member 150 are coupled at a central portion of the ceiling- , Easy and quick installation is possible, and it is possible to provide easy and quick self-installation effect to the consumer without skilled workers.

Here, the ceiling-type LED illumination device 100 having the above-described structure is merely a preferred embodiment of the present invention, and there can be various embodiments that can replace them.

FIG. 3 is a cross-sectional view showing a disassembled state of a ceiling-type LED lighting apparatus according to another embodiment of the present invention, FIG. 4 is a sectional view showing the installation process of the ceiling-type LED lighting apparatus shown in FIG. Sectional view showing the installation state of the ceiling-type LED illumination device shown in Fig.

Hereinafter, the structure, operation, and effect of the ceiling-type LED illumination device according to another embodiment of the present invention will be described with reference to FIG. 3 to FIG.

Here, the same reference numerals as those shown in the drawings denote the same members having the same function, and a duplicate description will be omitted here.

3, the ceiling-type LED illumination device 200 according to another embodiment of the present invention further includes a back cover 230 having a concave curved shape at its center portion and a pressure stopper portion 265 (Not shown).

The back cover 230 has a concave shape such that the distance from the bracket 140 is increased toward the center of the back cover 230 in the longitudinal direction and in the width direction.

The pressing stopper portion 265 is formed to extend from the penetrating coupling portion 163 in the longitudinal direction of the fixing member 260 and is supported by the supporting portion 161 so as to maintain a predetermined distance between the supporting portion 161 and the ceiling C 161 to the ceiling (C) side.

According to the present embodiment, the support portion 161 is spaced apart from the bracket 140, that is, the distance from the ceiling C, according to the degree of coupling between the through-coupling portion 163 and the fastening member 150, The distance can be adjusted.

For example, as the degree of tightening between the penetrating fastening portion 163 and the fastening member 150 is increased, the distance between the support portion 161 and the ceiling C can be reduced. The set distance between the support portion 161 and the ceiling C is set such that the center portion of the front cover 120 supported by the support portion 161 contacts the rest of the front cover 120, And may be set as a separation distance between the ceiling C and the support portion 161 that is horizontal with the rim of the cover 120. [

The support portion 161 lifts the central portion of the front cover 120 excessively toward the ceiling C so that the front cover 120 can not be pulled out from the front cover 120. [ The center portion of the front cover 120 is raised toward the ceiling C and the edge of the front cover 120 is sagged.

The pressure stopper portion 265 is provided to limit the movement of the support portion 161 toward the ceiling C side so that the support portion 161 does not lift too much over the central portion of the front cover 120. [

4, the pressurizing stopper portion 265 is moved to the ceiling C side in conjunction with the movement of the through-coupling portion 163 toward the ceiling side, and the center of the back cover 230 So as to move toward the ceiling (C) side.

5, the entire area of the back cover 230 is parallel to the ceiling C and the front cover 120, as shown in FIG. 5, And the center portion thereof is in close contact with the bracket 140.

The back cover 230 having its central portion in close contact with the bracket 140 is bent in such a manner that the central portion thereof is bent so as to be spaced apart from the ceiling C, So that it can be installed in a stable form in which the rim of the ceiling C is not struck and the rim of the ceiling is parallel to the center.

Movement of the entire fixing member 260 is restricted due to interference between the back cover 230 and the pressure stopper portion 265 generated when the center portion of the back cover 230 is in close contact with the bracket 140, The movement of the support portion 161 toward the ceiling C is restricted and the separation distance between the support portion 161 and the ceiling C is maintained at a predetermined interval.

As a result, the fastening member 150 and the fastening member 150 are prevented from being excessively fastened between the fastening member 160 and the fastening member 150, So that the installation of the ceiling light illumination device 200 can be stably performed.

The ceiling-type LED lighting apparatus 200 of the present embodiment as described above can be installed in a stable form without staggering the frame only by a simple fastening operation in which the fixing member 260 and the fastening member 150 are coupled at a central portion thereof The fastening member 150 and the fixing member 260 can be coupled with each other at a proper level at which the edges are not squeezed without any special equipment or skilled skill so that an easy, .

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. I will understand. Therefore, the true technical protection scope of this invention should be determined by the following utility model registration claim scope.

100,200: Ceiling type LED lighting device
110: LED
120: Front cover
121: LED mounting part
130, 230:
140: Bracket
150: fastening member
160, 260:
161: Support
163: Through-
265: Pressurizing stopper portion

Claims (6)

An LED that emits light;
A front cover on which the LED is installed;
A back cover which is provided between the ceiling where the front cover is installed and the front cover and is coupled to the front cover so that a space is formed between the front cover and the ceiling;
A bracket disposed between the back cover and the ceiling and coupled to the ceiling;
A coupling member coupled to the bracket and protruding into the spaced space through the back cover; And
A fixing member that is coupled with the coupling member through the front cover from the outside of the front cover to fix the front cover and the back cover to the bracket and through the one point of the front cover center portion, Lt; / RTI >
Wherein:
A support for supporting the front cover from the outside of the front cover to the ceiling side; And
And a through-hole fastening portion extending from the support portion to penetrate the front cover and coupled to the fastening member to support the support portion on the ceiling side,
Wherein the back cover has a concave shape that increases the distance from the bracket toward the center of the back cover in the longitudinal direction and in the width direction,
The distance between the supporting part and the ceiling is adjusted according to the degree of coupling between the through-hole fastening part and the bracket,
Wherein the fixing member further comprises a pressure stopper portion for restricting movement of the support portion to the ceiling side so that a distance between the support portion and the ceiling is maintained at a set interval,
Wherein the pressing stopper portion is moved toward the ceiling side in conjunction with the movement of the through-hole fastening portion to the ceiling side to move the center portion of the back cover to the ceiling side, interfere with the back cover closely attached to the ceiling, Of the ceiling-type LED illumination device.
delete delete delete delete The method according to claim 1,
Wherein the pressing stopper restricts the movement of the supporting portion to the ceiling side so that the distance between the center of the front cover and the ceiling is kept equal to the distance between the rim of the front cover and the ceiling. .
KR2020150004450U 2015-07-02 2015-07-02 Ceiling type type led lighting apparatus KR200481682Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2020150004450U KR200481682Y1 (en) 2015-07-02 2015-07-02 Ceiling type type led lighting apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2020150004450U KR200481682Y1 (en) 2015-07-02 2015-07-02 Ceiling type type led lighting apparatus

Publications (1)

Publication Number Publication Date
KR200481682Y1 true KR200481682Y1 (en) 2016-11-17

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KR2020150004450U KR200481682Y1 (en) 2015-07-02 2015-07-02 Ceiling type type led lighting apparatus

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100011808U (en) * 2009-05-27 2010-12-07 오영남 The lighting case space preservation means
KR200471872Y1 (en) * 2013-02-21 2014-03-25 최재훈 Side view type light emitting diode flat luminaires

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100011808U (en) * 2009-05-27 2010-12-07 오영남 The lighting case space preservation means
KR200471872Y1 (en) * 2013-02-21 2014-03-25 최재훈 Side view type light emitting diode flat luminaires

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