CN201875519U - LED (light-emitting diode) light bar and connecting structure among LED (light-emitting diode) light bars - Google Patents
LED (light-emitting diode) light bar and connecting structure among LED (light-emitting diode) light bars Download PDFInfo
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- CN201875519U CN201875519U CN2010205789266U CN201020578926U CN201875519U CN 201875519 U CN201875519 U CN 201875519U CN 2010205789266 U CN2010205789266 U CN 2010205789266U CN 201020578926 U CN201020578926 U CN 201020578926U CN 201875519 U CN201875519 U CN 201875519U
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Abstract
The utility model relates to a strip column lamp and a connecting structure thereof, in particular to an LED light bar and a connecting structure thereof. The LED light bar comprises a light bar main body and a mounting bracket; the light bar main body consists of an LED-PCB (printed circuit board) light plate, an aluminum lamp body, and a transparent lampshade; the two ends of the light bar body are respectively provided with a connecting end; the connecting end consists of a connecting end cover and a DC (direct current) terminal; and an elastic sheet clamping structure is arranged on the mounting bracket. The connecting structure of the LED light bars consists of the LED light bars and a double-end DC connector. A DC terminal connecting structure is used for replacing a current contact pin type connecting structure; the light bar has simple structure, is easy to manufacture, and is quick and stable to mount; a connecting device of the light bar is hard to deform and damage; connections between the light bars as well as between the light bar and a power jack are reliable and stable; and the service life of the light bar is long.
Description
Technical field
The utility model relates to the syndeton of a kind of LED light fixture and this LED lamp locker, especially relates to the syndeton between a kind of LED lamp bar and two this lamp bars.
Background technology
Owing to possess good environmental protection and energy saving and long service life, it is the light fixture of light source with LED that people have dropped into sizable energy development, wherein just comprises LED lamp bar.At present, when large-scale occasion is used the illumination of bar cylindricality lamp bar in market and conference hall etc., for making lighting installation simple for structure convenient with switch control, usually to couple together the lamp bar with various syndetons, therefore all be provided with syndeton usually at the two ends of lamp bar.Present such syndeton, form of tubes is not how, all adopts the contact pin syndeton, comprises two contact pins that independently split in the syndeton at least.For example, Granted publication number is CN201177189Y, and the Chinese patent file that name is called " a kind of LED lamp bar " discloses a kind of LED lamp bar, and it comprises lamp body, the support of fixed lamp body, is positioned at the end cap at lamp body two ends; End cap one end is the male end lid, and the contact pin in it is the male plug pin, and an end is the female end lid, and the contact pin in it is the female plug pin, and is provided with the fixedly pipe position device of male plug pin, and during connection, the male plug pin inserts in the corresponding pipe position device of female end lid.Limited by lamp strip lamp physical dimension, the contact pin pin footpath that so independently splits is little, is prone to the bending distortion, has gone up loose contact though cause light fixture to connect or connect, and influences the convenience of installing and using and the service life thereof of light fixture; In addition, between contact pin and the contact pin, and the jack that plugs of contact pin and the relative positional accuracy between the jack require height, difficulty of processing is big, the processing and manufacturing cost height of light fixture.
Summary of the invention
The utility model mainly is that the existing contact pin pin of the existing lamp bar contact pin type syndeton of solution footpath is little, is prone to the bending distortion, has gone up loose contact though cause light fixture can't connect use or connect, and influences installing and using convenience and service life thereof of light fixture; Between contact pin and the contact pin, and the jack that plugs of contact pin and the relative positional accuracy between the jack require height, difficulty of processing is big, the high technical problem of processing and manufacturing cost of light fixture, a kind of handling ease low cost of manufacture simple in structure is provided, syndeton is difficult for deformed damaged, structural reliability height, a kind of LED lamp bar that convenient, long service life is installed and the syndeton between two this LED lamp bars.
The used technical scheme of a kind of LED lamp bar described in the utility model is: a kind of LED lamp bar, comprise lamp bar main body and mounting bracket, described lamp bar main body is made up of LED-PCB lamp plate, aluminium section bar lamp body and Transparent lamp shade, described lamp bar main body two ends respectively are provided with one and connect the termination, and described connection termination constitutes by connecting end cap and rectangle or square DC terminal; Lateral parts of described DC terminal or whole are fixed together with described LED-PCB lamp plate, and in part or the described connection end cap of whole insertion; Described link is covered with the DC joint intercommunicating pore that communicates with described DC clamped nipple jack and is fixed together with lamp bar main body.
DC terminal connecting structure system is a kind of electrical connecting structure of maturation very, is used for the places such as power supply connection of small size electrical equipment in a large number, and connection is quick, reliable, firm, has the advantages that size is little, processing and manufacturing easy, be difficult for deformed damaged so long service life.The aluminium section bar lamp body, in light weight, thermal conductivity is good, and lamp bar thermal diffusivity is good, so the long service life of lamp bar.DC terminal and LED-PCB lamp plate are fixed together, and the electric connection between DC terminal and the LED-PCB lamp plate is not vulnerable to foreign impacts and becomes flexible, and improve the reliability and stability that connect.The DC terminal inserts and being connected in the end cap that lamp bar main body is fixed together, connects end cap DC terminal and DC terminal were shielded with being connected of LED-PCB lamp plate, and syndeton is specious clean and tidy.So a kind of LED lamp bar described in the utility model, handling ease low cost of manufacture simple in structure, syndeton is difficult for deformed damaged, and structural reliability is good, installation connects convenient firm, light fixture long service life.
As preferably, described Transparent lamp shade and described aluminium section bar lamp body are isometric, and the length of described LED-PCB lamp plate is greater than the length of described aluminium section bar lamp body, the two ends that described aluminium section bar lamp body is stretched out at described LED-PCB lamp plate two ends respectively; The end welding that described DC terminal and described LED-PCB lamp plate stretch out described aluminium section bar lamp body two ends is fixed together; Described LED-PCB lamp plate stretches out the end at described aluminium section bar lamp body two ends and inserts in the described connection end cap with welding DC terminal thereon; The end of described link cover screw structure and described aluminium section bar lamp body is fixed together.This preferred version; between DC terminal and the LED-PCB lamp plate and be connected fixedlying connected between end cap and the lamp bar main body; quick reliable, the handling ease low cost of manufacture of connection simple in structure, it is reliable and stable to the protective effect of DC terminal and DC terminal and LED-PCB lamp plate to connect end cap.
As preferably, the LED lamp wiring outgoing plane of described Transparent lamp shade is the circular arc cylinder, or parabola shaped cylinder, or the ellipse arc cylinder.This preferred version, the lamp bar is attractive in appearance, has optically focused, is applicable to the occasion use that needs condensation light source.
As preferably, described mounting bracket is made by corrosion resistant plate, and the plate face of described mounting bracket is provided with some semiclosed otch, and the sheet material of cutting part curves the fixation spring tab that a kind of triangle arches or arc arches; Described lamp bar main body is fixed together with clamping method and described mounting bracket.This preferred version, mounting bracket is simple in structure, handling ease, low cost of manufacture; The elastic force that the fixation spring tab structure that described triangle or arc arch is produced firmly is fixed on lamp bar main body and mounting bracket on the installation site, and mounting bracket and the clamping of lamp bar main body are fast firm; Lamp bar main body is applied certain pressure just can promote lamp bar main body and move on mounting bracket, the installation site of lamp bar main body is easy to adjust, is convenient to the attended operation between the lamp bar, improves the installation effect of lamp bar.
As preferably, the outline at the corresponding site place that described lamp bar main body cross section is connected with described mounting bracket is trapezoidal or U-shaped, and correspondingly the profile of the corresponding position, cross section of described mounting bracket is and the trapezoidal or U-shaped outline of described lamp bar the main body adaptive trapezoidal or U-shaped of fitting; Described semiclosed otch is the U-shaped otch, and the bow top that described triangle arches or described arc arches is positioned at described trapezoidal or described U-shaped.This preferred version, described lamp bar main body and mounting bracket applying contact area are big, and it is good that the connection steadiness is installed; The elastic piece structure elastic force effect lasting stability that described triangle or arc arch, the contact site of the elastic piece structure that described lamp bar main body and described triangle or arc arch is on described bow top of arching, the crooked arc on bow top can not cause damage to lamp bar main body, can increase the service life of lamp bar main body.
As preferably, the outer contour shape of the cross section of described connection end cap and described lamp bar main body comprise the outer contour shape congruence of the cross section of LED-PCB lamp plate, aluminium section bar lamp body and Transparent lamp shade part simultaneously.This preferred version, what connect end cap and aluminium section bar lamp body is connected and installed the location easily, and lamp bar surface is neat and artistic.
The used technical scheme of syndeton between the described LED lamp of a kind of claim 1 described in the utility model bar is: the syndeton between the described LED lamp of a kind of claim 1 bar, comprise the two described LED lamp of claim 1 bars, it is characterized in that: be provided with a DC connector between the adjacent connection end cap of two LED lamp bars, described DC connector comprises DC joint and DC joint holder, the outer contour shape in the cross section of described DC joint holder and the described outer contour shape congruence that is connected the cross section of end cap, the two ends of described DC joint holder respectively are provided with a DC joint, and described DC joint and DC joint holder are fixed together; The DC joint at described DC connector two ends inserts respectively in the DC clamped nipple jack on adjacent two LED lamp bar corresponding end.
When two lamp bar distances were distant, the way that generally adopts connector to add lead connected two lamp bars.Syndeton between the described LED lamp of a kind of claim 1 described in the utility model bar is applicable to two lamp bar close together, the direct-connected situation of available connector.When connecting LED lamp bar, earlier lamp bar is wherein fixed in the installation site, then the plug of an end of described DC connector is inserted in the plug-socket of DC terminal of connection termination of this lamp bar, again the splicing ear of the corresponding end of another root lamp bar and a corresponding end of aforementioned DC connector are alignd, push a next lamp bar and move, just can link together two lamp bars very quickly to described DC connector.Also can connect two LED lamp bars with described DC connector earlier, be connected and fixed with mounting bracket together again.This syndeton, the attended operation simple and fast, the secure and reliable connection between the lamp bar, connecting portion is neat and artistic; Described in addition DC connector is simple in structure, handling ease, low cost of manufacture.
As preferably, the two ends of described DC joint holder also respectively are provided with at least one reference column except that respectively being provided with a DC joint, and correspondingly the link of the LED lamp bar of this connection covers and is provided with the locating hole adaptive with described reference column.This preferred version, described DC connector is stable with the relative link position of LED lamp bar, the lamp bar that connects is operated with the installation exercise that mounting bracket is connected and fixed together after being convenient to earlier the lamp bar be connected again.
As mentioned above, a kind of LED lamp bar described in the utility model and syndeton thereof have simple in structure, handling ease, low cost of manufacture; Syndeton is difficult for deformed damaged, good reliability, characteristics convenient, lamp bar long service life is installed.
Description of drawings
Fig. 1 is the structure cross-sectional schematic of a kind of first embodiment of LED lamp bar of the present utility model;
Fig. 2 is a structure exploded perspective view embodiment illustrated in fig. 1;
Fig. 3 is the structure exploded perspective view of second embodiment of a kind of LED lamp bar of the present utility model;
Fig. 4 is the cross-sectional schematic of an embodiment of LED lamp bar syndeton described in the utility model;
Fig. 5 is the exploded perspective view of syndeton shown in Figure 4.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
A kind of LED lamp bar embodiment one:
Fig. 1, Fig. 2 are the structural representations of first embodiment of the utility model, wherein Fig. 1 be embodiment-the structure cross-sectional schematic, Fig. 2 is the structure exploded perspective view of embodiment one.As shown in Figure 1 and Figure 2, first embodiment of the utility model comprises a lamp bar main body 1 and two mounting brackets 2.Lamp bar main body 1 is made up of a LED-PCB lamp plate 101, an aluminium section bar lamp body 102 and a Transparent lamp shade 103, the LED lamp wiring outgoing plane of Transparent lamp shade 103 is the circular arc cylinder, and Transparent lamp shade 103 and LED-PCB lamp plate 101 all use the method for plant propagation with cutting and aluminium section bar lamp body 102 to be connected to form lamp bar main body 1.Mounting bracket 2 is made by corrosion resistant plate, and two mounting brackets 2 lay respectively at the two ends of lamp bar main body 1.Lamp bar main body 1 and mounting bracket 2 usefulness clamping methods are fixed together.Lamp bar main body 1 comprises the outline in the cross section of LED-PCB lamp plate 101, aluminium section bar lamp body 102 and Transparent lamp shade 103 parts, and the profile in the cross section of mounting bracket 2 is U-shaped.The U-shaped bottom surface of each mounting bracket 2 is provided with a circular hole 202, and mounting bracket 2 is screwed on the use location of lamp bar by circular hole 202 during use.Have two U-shaped otch on the U-shaped base panel of each mounting bracket 2, the plate body in the otch is bent into two triangles fixation spring tab 201 that arches, and the bow top that triangle arches is positioned at the U-shaped of profile in the cross section of mounting bracket 2.When lamp bar main body 1 and mounting bracket 2 clampings were installed, the arch elastic force of fixation spring tab 201 of triangle firmly was connected together lamp bar main body 1 and mounting bracket 2.And, just can promote lamp bar main body 1 on mounting bracket 2, to move, thereby very carry out being connected and installed between the lamp bar easily as long as lamp bar main body 1 is exerted pressure.
The two ends of lamp bar main body 1 respectively are provided with one and connect termination 3, connect termination 3 and form by connecting end cap 301 and square DC terminal 302, and connection end cap 301 is provided with the DC joint intercommunicating pore that is communicated with DC clamped nipple jack 303 on the DC terminal 302.Aluminium section bar lamp body 102 and Transparent lamp shade 103 equal in length, two ends flush.The length of LED-PCB lamp plate 101 is greater than the length of aluminium section bar lamp body 102, and the two ends of aluminium section bar lamp body 102 are stretched out at the two ends of LED-PCB lamp plate 101 simultaneously, and the two ends equal in length of stretching out.The DC terminal 302 whole LED-PCB of placing lamp plates 101 stretch out on the pcb board of aluminium section bar lamp body 102 ends, and fix with LED-PCB lamp plate 101 with welding and to be communicated with, and DC terminal 302 whole being inserted in connect in the end cap 301 simultaneously.Connect end cap 301 and be provided with two through holes 305, two tapping screws of connection end cap 301 usefulness pass through hole 305 and are fixed together with aluminium section bar lamp body 102.
During the single use of embodiment one, a DC terminal that only needs adaptive DC wiring to be inserted the connection termination of lamp bar main body one end get final product.When the above lamp bars of two of needs or two connect when using,, with lead two DC wiring connections are got final product again if two lamp bar apart from each others then can be respectively insert in the DC terminal of the adjacent connection termination of the two lamp bar main bodys of linking to each other with adaptive DC wiring.If two lamp bar distances are very near, then can use the disclosed syndeton of the utility model quickly and easily two lamp bars to be linked together, understand the explanation of the syndeton embodiment of visible following a kind of LED lamp bar and LED lamp bar in more detail.
A kind of LED lamp bar embodiment two:
Fig. 3 is the structure exploded perspective view of second embodiment of the utility model.Embodiment two and embodiment one structure are formed identical, and difference is the arch characteristics that are provided with of fixation spring tab 201 of triangle on the contour shape in the cross section of lamp bar main body 1 and mounting bracket 2 and mounting bracket 2 mainly.Because relevant drawings has clearly shown the identical and different of embodiment one and embodiment two, therefore no longer the structure of embodiment two is formed to do and give unnecessary details at this.
The embodiment of the syndeton between the described LED lamp of a kind of claim 1 bar:
Fig. 4, Fig. 5 are the structural representations of an embodiment of the syndeton of a kind of LED lamp bar of the present utility model and LED lamp bar, and wherein Fig. 4 is a cross-sectional schematic, and Fig. 5 is an exploded perspective view.As Fig. 4, shown in Figure 5, the LED lamp bar that this syndeton embodiment is described by two a kind of LED lamp bar embodiment one, wherein one is not drawn and DC connector 4 formations.DC connector 4 is by a DC joint holder 402, constitute with two the DC joints 401 that lay respectively at DC joint holder 402 two ends, DC joint holder 402 and 401 casting of DC joint are fixed together, the two ends of DC joint holder 402 also respectively are provided with two reference columns 403, and the diameter of reference column 403 is connected the diameter of the through hole 305 on the connection end cap 301 of termination 3 with the lamp bar isometrical.During connection, the DC joint 401 of DC connector 4 one ends is pegged graft with corresponding DC clamped nipple jack 303 by the DC joint intercommunicating pore 304 on the connection end cap 301 of a lamp bar corresponding end wherein and is communicated with, simultaneously in the through hole 305 on the connection end cap 301 of two reference columns 403 insertion correspondences; The other end of DC connector links together with another root lamp bar in the same way, thereby finishes the connection of two LED lamp bars.This syndeton is particularly useful for the closely connection needs of two LED lamp bars, has convenient and swift, firm firm characteristics.
As mentioned above, the utility model adopts DC terminal formula syndeton to replace the contact pin type syndeton, the lamp bar simple in structure, firm, gauge is little, production cost quick and easy for installation, easy to manufacture is low; The connected mode of lamp bar and lamp bar is various, connection reliability good, is applicable to the application of multiple occasion.
Claims (10)
1. LED lamp bar, comprise lamp bar main body and mounting bracket, described lamp bar main body is made up of LED-PCB lamp plate, aluminium section bar lamp body and Transparent lamp shade, described lamp bar main body two ends respectively are provided with one and connect the termination, it is characterized in that: described connection termination constitutes by connecting end cap and rectangle or square DC terminal; Lateral parts of described DC terminal or whole are fixed together with described LED-PCB lamp plate, and in the part of described DC terminal or the described connection end cap of whole insertion; Described link is covered with the DC joint intercommunicating pore that communicates with described DC clamped nipple jack and is fixed together with lamp bar main body.
2. a kind of LED lamp bar according to claim 1, it is characterized in that: described Transparent lamp shade and described aluminium section bar lamp body are isometric, the length of described LED-PCB lamp plate is greater than the length of described aluminium section bar lamp body, the two ends that described aluminium section bar lamp body is stretched out at described LED-PCB lamp plate two ends respectively; The end welding that described DC terminal and described LED-PCB lamp plate stretch out described aluminium section bar lamp body two ends is fixed together; Described LED-PCB lamp plate stretches out the end at described aluminium section bar lamp body two ends and inserts in the described connection end cap with welding DC terminal thereon; The end of described link cover screw structure and described aluminium section bar lamp body is fixed together.
3. a kind of LED lamp bar according to claim 2 is characterized in that: the LED lamp wiring outgoing plane of described Transparent lamp shade is the circular arc cylinder, or parabola shaped cylinder, or the ellipse arc cylinder.
4. according to claim 2 or 3 described a kind of LED lamp bars, it is characterized in that: described mounting bracket is made by corrosion resistant plate, the plate face of described mounting bracket is provided with some semiclosed otch, and the sheet material of cutting part curves the fixation spring tab that a kind of triangle arches or arc arches; Described lamp bar main body is fixed together with clamping method and described mounting bracket.
5. a kind of LED lamp bar according to claim 4, it is characterized in that: the outline at the corresponding site place that described lamp bar main body cross section is connected with described mounting bracket is trapezoidal or U-shaped, and correspondingly the profile of the corresponding position, cross section of described mounting bracket is and the trapezoidal or U-shaped outline of described lamp bar the main body adaptive trapezoidal or U-shaped of fitting; Described semiclosed otch is the U-shaped otch, and the bow top that described triangle arches or described arc arches is positioned at described trapezoidal or described U-shaped.
6. according to claim 2 or 3 described a kind of LED lamp bars, it is characterized in that: the outer contour shape of the cross section of described connection end cap and described lamp bar main body comprise the outer contour shape congruence of the cross section of LED-PCB lamp plate, aluminium section bar lamp body and Transparent lamp shade part simultaneously.
7. a kind of LED lamp bar according to claim 4 is characterized in that: the outer contour shape of the cross section of described connection end cap and described lamp bar main body comprise the outer contour shape congruence of the cross section of LED-PCB lamp plate, aluminium section bar lamp body and Transparent lamp shade part simultaneously.
8. a kind of LED lamp bar according to claim 5 is characterized in that: the outer contour shape of the cross section of described connection end cap and described lamp bar main body comprise the outer contour shape congruence of the cross section of LED-PCB lamp plate, aluminium section bar lamp body and Transparent lamp shade part simultaneously.
9. the syndeton between the described LED lamp of claim 1 bar, comprise the two described LED lamp of claim 1 bars, it is characterized in that: be provided with a DC connector between the adjacent connection end cap of two LED lamp bars, described DC connector comprises DC joint and DC joint holder, the outer contour shape in the cross section of described DC joint holder and the described outer contour shape congruence that is connected the cross section of end cap, the two ends of described DC joint holder respectively are provided with a DC joint, and described DC joint and DC joint holder are fixed together; The DC joint at described DC connector two ends inserts respectively in the DC clamped nipple jack on adjacent two LED lamp bar corresponding end.
10. the syndeton between the described LED lamp of a kind of claim 1 according to claim 9 bar, it is characterized in that: the two ends of described DC joint holder also respectively are provided with at least one reference column except that respectively being provided with a DC joint, and correspondingly the link of the LED lamp bar of this connection covers and is provided with the locating hole adaptive with described reference column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205789266U CN201875519U (en) | 2010-10-27 | 2010-10-27 | LED (light-emitting diode) light bar and connecting structure among LED (light-emitting diode) light bars |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205789266U CN201875519U (en) | 2010-10-27 | 2010-10-27 | LED (light-emitting diode) light bar and connecting structure among LED (light-emitting diode) light bars |
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| Publication Number | Publication Date |
|---|---|
| CN201875519U true CN201875519U (en) | 2011-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205789266U Expired - Fee Related CN201875519U (en) | 2010-10-27 | 2010-10-27 | LED (light-emitting diode) light bar and connecting structure among LED (light-emitting diode) light bars |
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| CN (1) | CN201875519U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330956A (en) * | 2011-07-22 | 2012-01-25 | 苏州晶雷光电照明科技有限公司 | Moveable aluminium wire lamp |
| CN103017100A (en) * | 2012-12-20 | 2013-04-03 | 宁波奇驰照明灯具有限公司 | LED (Light Emitting Diode) light bar mounting assembly |
| CN103423713A (en) * | 2013-05-20 | 2013-12-04 | 厦门华侨电子股份有限公司 | Fixing structure of light bars in LED (light-emitting diode) backlight module |
| CN106247229A (en) * | 2016-09-28 | 2016-12-21 | 上海舒家电子科技有限公司 | A kind of decorative diamond lamp |
| CN106352262A (en) * | 2015-07-15 | 2017-01-25 | 永曜电机(深圳)有限公司 | Novel LED desk lamp |
| CN108799940A (en) * | 2018-06-29 | 2018-11-13 | 赛尔富电子有限公司 | A kind of LED lamp of two-sided light extraction |
-
2010
- 2010-10-27 CN CN2010205789266U patent/CN201875519U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330956A (en) * | 2011-07-22 | 2012-01-25 | 苏州晶雷光电照明科技有限公司 | Moveable aluminium wire lamp |
| CN103017100A (en) * | 2012-12-20 | 2013-04-03 | 宁波奇驰照明灯具有限公司 | LED (Light Emitting Diode) light bar mounting assembly |
| CN103423713A (en) * | 2013-05-20 | 2013-12-04 | 厦门华侨电子股份有限公司 | Fixing structure of light bars in LED (light-emitting diode) backlight module |
| CN103423713B (en) * | 2013-05-20 | 2016-04-27 | 厦门厦华投资有限公司 | The fixed structure of lamp bar in a kind of LED-backlit module |
| CN106352262A (en) * | 2015-07-15 | 2017-01-25 | 永曜电机(深圳)有限公司 | Novel LED desk lamp |
| CN106247229A (en) * | 2016-09-28 | 2016-12-21 | 上海舒家电子科技有限公司 | A kind of decorative diamond lamp |
| CN108799940A (en) * | 2018-06-29 | 2018-11-13 | 赛尔富电子有限公司 | A kind of LED lamp of two-sided light extraction |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110622 Termination date: 20111027 |