CN105339723A - Lighting apparatus - Google Patents
Lighting apparatus Download PDFInfo
- Publication number
- CN105339723A CN105339723A CN201480036446.8A CN201480036446A CN105339723A CN 105339723 A CN105339723 A CN 105339723A CN 201480036446 A CN201480036446 A CN 201480036446A CN 105339723 A CN105339723 A CN 105339723A
- Authority
- CN
- China
- Prior art keywords
- light emitting
- emitting diode
- lighting device
- projection
- multiple light
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
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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
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/235—Details of bases or caps, i.e. the parts that connect the light source to a fitting; Arrangement of components within bases or caps
-
- 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
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/237—Details of housings or cases, i.e. the parts between the light-generating element and the bases; Arrangement of components within housings or cases
-
- 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
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/238—Arrangement or mounting of circuit elements integrated in the light source
-
- 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
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
Disclosed is a lighting apparatus having a broad light distribution characteristic. The disclosed apparatus comprises: a base part; a protrusion part positioned on the base part; and a light emitting module positioned on the protrusion part, wherein the light emitting module comprises a plurality of light emitting devices provided in an inclined manner relative to the protruding direction of the protrusion part. Accordingly, the present invention can provide a lighting apparatus having a broad light distribution characteristic.
Description
Technical field
The present invention relates to a kind of lighting device.More particularly, the present invention relates to a kind of lighting device that can strengthen light distribution property and luminous efficiency.
Background technology
General light emitting diode (LED) comes luminous by the compound in the electronics between n-type semiconductor layer and p-type semiconductor layer and hole.
LED is used in various lighting device and display unit.But, because LED is constructed to luminous in one direction, therefore use the lighting device of such LED cannot meet light distribution property for general illumination device.
Summary of the invention
[technical problem]
The present invention aims to provide a kind of lighting device with wide light distribution property.
In addition, the present invention aims to provide and a kind ofly has excellent heat dissipation characteristics and can improve the lighting device of assembling and luminous efficiency.
[technical scheme]
According to an aspect of the present invention, a kind of lighting device comprises: pedestal; Projection, is arranged on pedestal; Light emitting module, is arranged in projection, and wherein, light emitting module comprises multiple light emitting diode intilted relative to the projected direction of projection.
Projection can have the top of taper.
Projection can have bottom it to the width that its top reduces gradually.
Projection can comprise first inclined surface with Different Slope.
First inclined surface can comprise the plane perpendicular to pedestal.
Light emitting diode can be arranged on the top of the taper of projection.
Light emitting diode can be arranged on the top place of taper and the side surface of projection.
Light emitting diode can be arranged alternately along the top of the taper of projection and side surface.
Light emitting module can also comprise at least one flexible PCB corresponding with the side surface of projection.
The inclined surface that flexible PCB comprises side surface adjacent one another are in the circumferential and extends from side surface.
Pedestal can have heat sinking function.
Projection can be integrally formed with pedestal.
Lighting device can also comprise and is attached to pedestal to cover the lid of light emitting module.
Lighting device can also comprise be positioned at lid inner surface or outer surface on the diffused section of diffused light.
Light emitting diode can be connected in serial or parallel with each other according to the size of the alternating electromotive force of input.
Light emitting diode can be connected in serial or parallel with each other according to the change on the alternating electromotive force of input.
Lighting device can also comprise being connected between adjacent light emitting diode and changes unit with the multiple connections controlling connection between light emitting diode.
Multiple light emitting diode can comprise interchange driving LED and DC driven LED.
Multiple light emitting diode can be made up of multiple light emitting diode group, and light emitting diode group can operate according to the size order of alternating voltage.
Multiple light emitting diode can have multi-unit structure, and multi-unit structure can be made up of multiple multiple-unit group, and multiple-unit group can operate according to the size order of alternating voltage.
[beneficial effect]
According to inventive embodiment, lighting device comprises the light emitting module with light emitting diode, and wherein, described light emitting diode slopes inwardly relative to the vertical center line of main body, thus provides wide light distribution property.
In addition, according to inventive embodiment, the flexible PCB that lighting device comprises that wherein the first side surface contacts face-to-face with the second side surface, the first inclined surface and the second inclined surface contact face-to-face and projection, thus guarantee excellent heat dissipation characteristics.In addition, according in the lighting device of inventive embodiment, light emitting module comprises wherein the first side surface and the first inclined surface, by bending the flexible PCB assembled, thus provides excellent efficiency of assembling.
In addition, according in the lighting device of inventive embodiment, the first light emitting diode and the second light emitting diode are transversely alternately arranged on the first inclined surface and the first side surface, thus solve the problem that focus can occur at the side place of lighting device.
Accompanying drawing explanation
Fig. 1 is the decomposition diagram of lighting device according to an embodiment of the invention;
Fig. 2 is the perspective view after the combination of the lighting device shown in Fig. 1;
Fig. 3 is the plane of light emitting module according to an embodiment of the invention;
Fig. 4 is the plane of light emitting module according to another embodiment of the present invention;
Fig. 5 is the plane of light emitting module according to still another embodiment of the invention;
Fig. 6 is the circuit diagram of the driver element for lighting device of the present invention.
Detailed description of the invention
Hereinafter, embodiments of the invention are described in detail with reference to the accompanying drawings.There is provided following examples exemplarily, fully to pass on spirit of the present invention to those skilled in the art.Therefore, the present invention is not restricted to the embodiment disclosed herein and also can implements in different forms.In the accompanying drawings, for convenience's sake, the width of assembly, length and thickness etc. can be exaggerated.In this manual, same drawing reference numeral represents the same assembly with same or similar function.
Fig. 1 is the decomposition diagram of lighting device according to an embodiment of the invention, and Fig. 2 is the perspective view after the combination of the lighting device shown in Fig. 1.
See figures.1.and.2, comprise main body 150, lid 110 and light emitting module 130 according to the lighting device 100 of an embodiment of invention.
Light emitting module 130 comprises flexible PCB 135 and multiple light emitting diode 133.
Flexible PCB 135 comprises multiple first side surface 136 and multiple first inclined surface 137.First side surface 136 is located adjacent one another in the circumferential, and can bend relative to the border between them to form six prisms.
First side surface 136 has rectangular shape on two dimensional surface, although not shown, the first side surface 136 comprises the wire pattern (not shown) for driving light emitting diode 133.
First inclined surface 137 extends from the top of the first side surface 136.First inclined surface 137 from its bottom become closer to each other to top.First inclined surface 137 is adjacent to each other in the circumferential.Light emitting diode 133 is arranged on the first inclined surface 137 respectively.Here, although illustrate that a light emitting diode 133 is arranged on corresponding first inclined surface 137 in the present embodiment, the quantity being arranged on the light emitting diode 133 on each first inclined surface 137 can change.
Multiple light emitting diode 133 is arranged on the downside adjacent with the first side surface 136 of the first inclined surface 137.Although be not restricted to particular location, light emitting diode 133 is arranged near the border between the first inclined surface 137 and the first side surface 136 to make light emitted being uniformly distributed of light-emitting device maximize with light distribution property.
A side surface in the first side surface 136 is arranged on for driving the drive circuit 134 of light emitting diode 133.Drive circuit 134 can be for using interchange (AC) electric power to drive the AC drive circuit of light emitting diode 133.Drive circuit 134 is directly installed on flexible PCB 135, and light emitting module 130 according to the present invention can simplify the circuit structure of light-emitting device thus.
In addition, in light emitting module 130, light emitting diode 133 is arranged on the first inclined surface 137, thus provides excellent light distribution property.Here, light emitting diode 133 can comprise AC driving LED and direct current (DC) driving LED.DC driving LED can be such as red LED.AC driving LED and DC driving LED can be included in a light emitting diode 133, or can be separated from one another.Light emitting diode 133 can be made up of AC driving LED and DC driving LED (red LED), to control colour temperature while improving optical characteristics.
Light emitting diode 133 can operate according to the size order of the AC electric power of input.More particularly, light emitting diode 133 can be made up of to the 3rd group first in such as light emitting diode group, and in light emitting diode first group can operate according to the size order of AC electric power to the 3rd group.Namely, first group can operate in the first area between the first forward voltage level and the second forward voltage level, first group and second group can operate in the second area between the second forward voltage level and the 3rd forward voltage level, and first group to the 3rd group can operate in the 3rd region between the 3rd forward voltage level and the 4th forward voltage level.
In addition, light emitting diode 133 can be multiple-cell led.Multiple-cell led referring to arranges that multiple unit is to form multiple unit group.In multiple-cell led, multiple unit group can operate according to the size order of the AC electric power of input with corresponding with the operation in tandem of multiple light emitting diode group.
Main body 150 comprises pedestal 151 and is connected to the socket 153 of external power source.
Pedestal 151 is partly exposed to surrounding environment, and the expose portion of pedestal 151 has concaveconvex structure to improve radiating efficiency.Pedestal 151 has heat sinking function.
Pedestal 151 also comprises the projection 155 projected upwards from pedestal.Projection 155 can be integrally formed with pedestal 151, or can as independent component assembling to pedestal 151.
Projection 155 comprises multiple second side surface 156, multiple second inclined surface 157 and upper surface.Second side surface 156 is adjacent to each other to form vertical prism in the circumferential.Although illustrate six prisms with six the second side surfaces 156 in the present embodiment, the quantity of the second side surface 156 can change in every way.
Second side surface 156 has rectangular shape on two dimensional surface, and corresponding with the first side surface 136.That is, the first side surface 136 faces each other with the second side surface 156 and contacts.
Second inclined surface 157 extends from the upside of the second side surface 156.Second inclined surface 157 is corresponding with the first inclined surface 137.That is, the first inclined surface 137 faces each other with the second inclined surface 157 and contacts.
Lid 110 to be arranged in main body 150 and to be attached to main body 150 to cover light emitting module 130.Lid 110 can also comprise be formed in lid 110 inner surface or outer surface on or be set to the inner surface of lid 110 or the diffused section of outer surface.
Lid 110 is not restricted to concrete material, and lid 110 can be formed by such as clear glass, plastics, polypropylene (PP), polyethylene (PE) or Merlon (PC) etc.
So, according in the lighting device 100 of inventive embodiment, light emitting module 130 comprises relative to the intilted light emitting diode 133 of the vertical center line of main body 150, thus provides wide light distribution property.
In addition, according to inventive embodiment, the flexible PCB 135 that lighting device 100 is provided with that wherein the first side surface 136 contacts face-to-face with the second side surface 156, the first inclined surface 137 and the second inclined surface 157 contact face-to-face and projection 155, thus guarantee excellent heat dissipation characteristics.In addition, in the lighting device 100 of inventive embodiment, light emitting module 130 comprises wherein the first side surface and the first inclined surface, by bending the flexible PCB 135 assembled, thus provides excellent efficiency of assembling.
Fig. 3 is the plane of light emitting module according to an embodiment of the invention.
Referring to figs. 1 through Fig. 3, comprise flexible PCB 135, multiple light emitting diode 133 and drive circuit 134 according to the light emitting module 130 of inventive embodiment.
Flexible PCB 135 comprises multiple first side surface 136 and multiple first inclined surface 137.
First side surface 136 is transversely adjacent to each other, and is the first border 138 by the boundary definition between the first side surface 136.
Multiple first inclined surface 137 is transversely separated from each other, and adjacent to each other when assembling light emitting module 130.Be the second boundary 139 by the boundary definition between the first inclined surface 137 and the first side surface 136.
Flexible PCB 135 is provided with light emitting diode 133 and drive circuit 134 in one surface.Light emitting diode 133 is arranged on the first inclined surface 137 and also arranges near the second boundary 139.
Flexible PCB 135 is provided with the first metal pattern 146 and the second metal pattern 147 on the surface its another.The heat produced from light emitting diode 133 is delivered to projection 155 by the first metal pattern 146 and the second metal pattern 147.That is, the first metal pattern 146 is exposed to outside to contact face-to-face with the second side surface 156 of projection 155 with the second metal pattern 147 by another surface of flexible PCB 135.First metal pattern 146 and the second metal pattern 147 are attached to the dielectric layer of flexible PCB 135 and separate with the first border 138 and the second boundary 139.
In the assembling of light emitting module 130, multiple first side surface 136 is bending to form six prisms relative to the first border 138, and multiple first inclined surface 137 is bending relative to the second boundary 139 with adjacent to each other.
So, according in the lighting device 100 of inventive embodiment, light emitting module 130 comprises relative to the intilted light emitting diode 133 of the vertical center line of main body 150, thus provides wide light distribution property.
In addition, the flexible PCB 135 that lighting device 100 is provided with that wherein the first side surface 136 contacts face-to-face with the second side surface 156, the first inclined surface 137 and the second inclined surface 157 contact face-to-face and projection 155, thus guarantee excellent heat dissipation characteristics.
Fig. 4 is the plane of light emitting module according to another embodiment of the present invention.
With reference to Fig. 4, except light emitting diode 233, the light emitting module 230 according to the present embodiment of invention has the structure identical with the structure of the light emitting module 130 shown in Fig. 3.Therefore, identical assembly is represented by identical drawing reference numeral, and will omit the description detailed to it.
Light emitting diode 233 comprises the multiple first light emitting diode 233a be arranged on the first inclined surface 137 and multiple second light emitting diode 233b be arranged on the first side surface 136.
First light emitting diode 233a and the second light emitting diode 233b is disposed adjacent with the second boundary between the first inclined surface 137 and the first side surface 136, maximizes with the light distribution property and optical density that make light-emitting device.
Fig. 5 is the plane of light emitting module according to still another embodiment of the invention.
With reference to Fig. 5, except light emitting diode 333, the light emitting module 330 according to the present embodiment of invention has the structure identical with the structure of the light emitting module 130 shown in Fig. 3.Therefore, identical assembly is represented by identical drawing reference numeral, and will omit the description detailed to it.
Light emitting diode 333 comprises the multiple first light emitting diode 333a be arranged on the first inclined surface 137 and multiple second light emitting diode 333b be arranged on the first side surface 136.
First light emitting diode 333a and the second light emitting diode 333b transversely alternately arranges.Such as, the first light emitting diode 333a can only be arranged on the first inclined surface 137 of odd number.Second light emitting diode 333b can only be arranged on the first side surface 136 of even number.On the contrary, the first light emitting diode 333a also can only be arranged on the first inclined surface 137 of even number, and the second light emitting diode 333b also can only be arranged on the first side surface 136 of odd number.
In addition, the first light emitting diode 333a and the second light emitting diode 333b can be arranged near the second boundary 139 between the first inclined surface 137 and the first side surface 136.
According in the light emitting module 330 of inventive embodiment, first light emitting diode 333a and the second light emitting diode 333b is transversely alternately arranged on the first inclined surface 137 and the first side surface 136, and this can solve the problem that focus (hotspot) can occur at the side place of lighting device.
Fig. 6 is the circuit diagram of the driver element for lighting device of the present invention.
With reference to Fig. 6, driver element for lighting device of the present invention comprises: multiple LEDL1 to L4, rectifier 1100, signal generator controlled by switch 1200, multiple connection changes unit 1310,1320,1330 and multiple constant-current controller 1410,1420,1430,1440.
The AC voltage V of rectifier 1100 rectification input
aCto produce driving voltage V
in.Such as, rectifier 1100 can be bridge diode.
Signal generator controlled by switch 1200 uses driving voltage and dim signal to produce switch controlling signal, and switch controlling signal comprises multiple connection control signal CN1 to CN3 and multiple current controling signal CS1 to CS4.
Connect change unit 1310,1320,1330 can be connected between the LED of two vicinities in multiple LEDL1 to L4, and the correlation between LEDL1 to L4 can be converted according to multiple connection control signal CN1, CN2 and CN3 respectively.That is, connect change unit 1310,1320 and 1330 and be connected by connection control signal CN1, CN2 with CN3 two ends two LED connected in series or in parallel changing unit 1310,1320 and 1330.
In order to achieve this end, first connects change unit 1310 comprises switch 1310a, diode D1 and resistor R1.Here, switch 1310a is configured to the first connector being connected in parallel a LEDL1 and the 2nd LEDL2, and diode D1 and resistor R1 is configured to the second connector being connected in series a LEDL1 and the 2nd LEDL2.Switch 1310a to be connected between the anode terminal of a LEDL1 and the cathode terminal of the 2nd LEDL2 and to carry out optionally conducting according to connection control signal CN1.According to the switch 1310a of the inventive embodiment conducting and ending when connection control signal CN1 is deactivated when connection control signal CN1 is activated.Between the cathode terminal that diode D1 is connected to a LEDL1 and one end of resistor R1.The other end of resistor R1 is connected to the anode terminal of the 2nd LEDL2.
Second connects change unit 1320 comprises switch 1320a, diode D2 and resistor R2.3rd connects change unit 1330 comprises switch 1330a, diode D3 and resistor R3.Second connection change unit 1320 is connected change unit 1330 and is similar to the first connection change unit 1310 with the 3rd, therefore will omit the description detailed to it.
The driver element of lighting device can use multiple connection control signal CN1 to CN3 and multiple current controling signal CS1 to CS4 of being produced by signal generator controlled by switch 1200 come gauge tap 1310a, 1320a, 1330a, is connected in series to make a LEDL1 and is connected in parallel to the 4th LEDL4.
That is, uniform light can be provided by changing connection according to the change on AC electric power according to the driver element of lighting device of the present invention.
Although be described various embodiment of the present invention, the present invention is not restricted to specific embodiment.In addition, without departing from the spirit and scope of the present invention, the assembly described in a particular embodiment can in the same or a similar manner for other embodiment.
Claims (20)
1. a lighting device, described lighting device comprises:
Pedestal;
Projection, is arranged on described pedestal; And
Light emitting module, is arranged in described projection,
Wherein, described light emitting module comprises multiple light emitting diode intilted relative to the projected direction of described projection.
2. lighting device according to claim 1, wherein, described projection has the top of taper.
3. lighting device according to claim 2, wherein, described projection has the width that the top from the bottom of described projection to described projection reduces gradually.
4. lighting device according to claim 2, wherein, described projection comprises first inclined surface with Different Slope.
5. lighting device according to claim 4, wherein, described first inclined surface comprises the plane perpendicular to described pedestal.
6. lighting device according to claim 2, wherein, described multiple light emitting diode is arranged on the top place of the described taper of described projection.
7. lighting device according to claim 2, wherein, described multiple light emitting diode is arranged on the top place of described taper and the side surface of described projection.
8. lighting device according to claim 2, wherein, described multiple light emitting diode is arranged alternately along the top of the described taper of described projection and side surface.
9. lighting device according to claim 1, wherein, described light emitting module also comprises at least one flexible PCB corresponding with the side surface of described projection.
10. lighting device according to claim 9, wherein, the inclined surface that described flexible PCB comprises side surface located adjacent one another in the circumferential and extends from described side surface.
11. lighting devices according to claim 1, wherein, described pedestal has heat sinking function.
12. lighting devices according to claim 1, wherein, described projection and described pedestal are integrally formed.
13. lighting devices according to claim 1, described lighting device also comprises: be attached to described pedestal to cover the lid of described light emitting module.
14. lighting devices according to claim 13, described lighting device also comprises: be positioned on the inner surface of described lid or outer surface with the diffused section of diffused light.
15. lighting devices according to claim 1, wherein, described multiple light emitting diode is one another in series according to the size of the alternating electromotive force of input and connects or be connected in parallel.
16. lighting devices according to claim 1, wherein, described multiple light emitting diode is one another in series according to the change on the alternating electromotive force of input and connects or be connected in parallel.
17. lighting devices according to claim 16, described lighting device also comprises: be connected between adjacent light emitting diode and change unit with the multiple connections controlling the connection between described multiple light emitting diode.
18. lighting devices according to claim 1, wherein, described multiple light emitting diode comprises interchange driving LED and DC driven LED.
19. lighting devices according to claim 1, wherein, described multiple light emitting diode is made up of multiple light emitting diode group, and described multiple light emitting diode group operates according to the size order of alternating voltage.
20. lighting devices according to claim 1, wherein, described multiple light emitting diode has multi-unit structure, and described multi-unit structure is made up of multiple multiple-unit group, and described multiple-unit group operates according to the size order of alternating voltage.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2013-0075717 | 2013-06-28 | ||
| KR20130075717 | 2013-06-28 | ||
| PCT/KR2014/005736 WO2014209055A1 (en) | 2013-06-28 | 2014-06-27 | Lighting apparatus |
| KR1020140079456A KR102325502B1 (en) | 2013-06-28 | 2014-06-27 | Lightting device |
| KR10-2014-0079456 | 2014-06-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105339723A true CN105339723A (en) | 2016-02-17 |
Family
ID=52572672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480036446.8A Pending CN105339723A (en) | 2013-06-28 | 2014-06-27 | Lighting apparatus |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR102325502B1 (en) |
| CN (1) | CN105339723A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927873A (en) * | 2016-05-30 | 2016-09-07 | 成都蒲江珂贤科技有限公司 | LED (Light-Emitting Diode) lamp capable of regulating illumination range and light-ray intensity |
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| EP2267359A1 (en) * | 2009-06-26 | 2010-12-29 | Harald Rosenitsch | Lamp |
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| JP2005243396A (en) * | 2004-02-26 | 2005-09-08 | Matsushita Electric Ind Co Ltd | Led lighting device |
| KR100967941B1 (en) * | 2008-08-13 | 2010-07-06 | 주식회사 자화라이텍 | Structure for light distribution of street lamp |
| KR101106273B1 (en) * | 2010-02-03 | 2012-01-18 | 주식회사 아모럭스 | LED Lighting Apparatus Having Block Assembly Structure |
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2014
- 2014-06-27 KR KR1020140079456A patent/KR102325502B1/en active IP Right Grant
- 2014-06-27 CN CN201480036446.8A patent/CN105339723A/en active Pending
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|---|---|---|---|---|
| WO2000017569A1 (en) * | 1998-09-17 | 2000-03-30 | Koninklijke Philips Electronics N.V. | Led lamp |
| US20060214179A1 (en) * | 2001-08-24 | 2006-09-28 | Cao Group, Inc. | Semiconductor light source for illuminating a physical space including a 3-dimensional lead frame |
| US20060193130A1 (en) * | 2005-02-28 | 2006-08-31 | Kazuo Ishibashi | LED lighting system |
| CN201293279Y (en) * | 2008-10-16 | 2009-08-19 | 郑榕彬 | LED illumination lamp |
| CN102498449A (en) * | 2009-06-04 | 2012-06-13 | 普英森亿有限责任公司 | Apparatus, method and system for providing AC line power to lighting devices |
| EP2267359A1 (en) * | 2009-06-26 | 2010-12-29 | Harald Rosenitsch | Lamp |
| KR101194760B1 (en) * | 2012-02-20 | 2012-10-25 | 창조에너콘주식회사 | A multi-lateral dome type flood light with improved distribution and intensity of illumination |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927873A (en) * | 2016-05-30 | 2016-09-07 | 成都蒲江珂贤科技有限公司 | LED (Light-Emitting Diode) lamp capable of regulating illumination range and light-ray intensity |
| CN105927873B (en) * | 2016-05-30 | 2019-02-15 | 上海嘉励自动化科技有限公司 | The LED light of adjustable illumination range and light intensity |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20150009439A (en) | 2015-01-26 |
| KR102325502B1 (en) | 2021-11-15 |
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Application publication date: 20160217 |