CN203585909U - Led lamp tube - Google Patents
Led lamp tube Download PDFInfo
- Publication number
- CN203585909U CN203585909U CN201320799733.7U CN201320799733U CN203585909U CN 203585909 U CN203585909 U CN 203585909U CN 201320799733 U CN201320799733 U CN 201320799733U CN 203585909 U CN203585909 U CN 203585909U
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- Prior art keywords
- radiator
- fluorescent tube
- light shield
- led lamp
- led
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- Expired - Lifetime
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- 238000009434 installation Methods 0.000 claims description 29
- 238000007598 dipping method Methods 0.000 claims description 19
- 230000011514 reflex Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000003032 molecular docking Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 9
- 238000009792 diffusion process Methods 0.000 description 6
- 238000002834 transmittance Methods 0.000 description 6
- 238000001579 optical reflectometry Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000004313 glare Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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Abstract
The utility model relates to an LED lamp tube (100). The LED lamp tube comprises an LED lamp panel (101), a light outlet cover (102), a radiator (103) and a reflector (104). The LED lamp tube is characterized in that the LED lamp panel (101) is arranged inside the radiator (103) in the mode that the light outlet face of the LED lamp panel (101) backs on to the light outlet cover (102) and the LED lamp panel (101) inclines and is symmetrical about the center of the lamp tube (100), the light outlet cover (102) is fixed to the bottom of the radiator (103), and the reflector (104) extends along the inner wall of the top of the radiator (103) so that light emitted from the LED lamp panel (101) can be reflected to the light-emitting cover (102) through the reflector (104). The even light emitting of the LED lamp tube can be ensured through a transparent lampshade and a small number of LED light sources, the lamp tube is free of dazzling, people can directly see the lamp tube with eyes, and light quality is high.
Description
Technical field
The utility model relates to a kind of LED lighting device, relates in particular to a kind of LED fluorescent tube.
Background technology
Existing fluorescent tube scheme is the straight formula bright dipping of shining, and lamp plate is directly fixed on radiator, and light source bright dipping direct irradiation is in going out light shield.Mainly there is following some problem in existing LED fluorescent tube:
1. go out light shield and need adopt diffusion lampshade, LED lamp pearl need adopt extra small power, and arranges evenly and the LED lamp pearl of the some of need arranging, and guarantees out that the distance between light shield and lamp plate just can guarantee that fluorescent tube bright dipping is even.
2. because going out light shield, adopt the bright dipping of diffusion lampshade, cause light fixture light efficiency lower, diffusion lampshade light transmittance is only 80%, and light loss is serious, affects Luminaire efficiency.
3. because fluorescent tube is that straight according to formula bright dipping, fluorescent tube dazzle is serious, human eye cannot be looked at the LED fluorescent tube in luminous straight at all, affects the quality of light.
The utility model aly adopts Transparent lamp shade, only with LED light source seldom, can guarantee the uniform LED fluorescent tube of bright dipping for above Design of Problems, and fluorescent tube free from glare, and human eye can directly be looked at straight, and light quality is high.
Utility model content
The problem existing for above prior art, the utility model provides a kind of LED fluorescent tube, it comprises LED lamp plate, go out light shield, radiator and reflector plate, it is characterized in that, described LED lamp plate with its exiting surface back to the described mode that goes out light shield tiltedly down towards the center of described fluorescent tube and be arranged on symmetrically on the bottom sidewall of described radiator, describedly go out the bottom that light shield is fixed on described radiator, described reflector plate is arranged on the top inner wall of described radiator, described in the light that described reflector plate is sent described LED lamp plate reflexes to, goes out light shield.
According to a preferred embodiment, described radiator and described in to go out light shield are all roughly tubular shells of semicircular in shape of its cross section, and described radiator with described in go out light shield and arrange in the relative mode of its opening, make described radiator and described in go out the shell that light shield has formed described LED fluorescent tube.
According to a preferred embodiment, described radiator comprise be positioned at the fin in described radiator outside, the draw-in groove matching with the thickness of described reflector plate, for the installation skewed slot that holds described LED lamp plate with for going out the groove of light shield described in being connected, wherein, described fin is evenly covered with the whole outer surface of described radiator, described draw-in groove is symmetricly set on the inwall of described radiator, described installation skewed slot is arranged on the below of described draw-in groove, and described groove is symmetricly set on the bottom opening place of described radiator to the mode of downward-extension with the edge along described installation skewed slot.
According to a preferred embodiment, described installation skewed slot comprises stopper section, and described stopper section is positioned at the edge of described installation skewed slot, and described LED lamp plate is limited in described installation skewed slot.
According to a preferred embodiment, described in go out light shield opening part be provided with the flange that the described groove with described radiator matches, make described radiator with described in go out that light shield is connected with buckle or the mode of form fit is fixed together.
According to a preferred embodiment, described LED lamp plate keeps the length roughly the same with described LED fluorescent tube, and is evenly distributed with a plurality of LED light sources on described LED lamp plate, makes the bright dipping of described LED fluorescent tube even.
According to a preferred embodiment, the height between described draw-in groove and described installation skewed slot is at least enough to make described LED lamp plate to be limited in described installation skewed slot.
According to a preferred embodiment, the inclined-plane of described installation skewed slot and the angle between horizontal plane are in the scope of 15 °～45 °.
According to a preferred embodiment, described radiator and described in go out the shape and size that light shield keeps approximate match, make described radiator and described in to go out the cross section that light shield forms roughly rounded.
According to a preferred embodiment, described in go out light shield and there is all-transparent light-emitting plate or translucent light-emitting plate.
Accompanying drawing explanation
Fig. 1 is the cutaway view of LED fluorescent tube of the present utility model;
Fig. 2 is the structure chart of the radiator of LED fluorescent tube of the present utility model;
Fig. 3 is the structure chart that light shield of LED fluorescent tube of the present utility model; With
Fig. 4 is the index path of LED fluorescent tube of the present utility model.
Reference numerals list
100:LED fluorescent tube 101:LED lamp plate 102: go out light shield
103: radiator 104: reflector plate 201: fin
202,203: draw-in groove 204,205: skewed slot 206,207 is installed: groove
208,209: flange 301,302: stopper section
The specific embodiment
Below in conjunction with accompanying drawing, illustrate the utility model.
Fig. 1 shows a kind of LED fluorescent tube 100, and it comprises LED lamp plate 101, goes out light shield 102, radiator 103 and reflector plate 104.LED lamp plate 101 is tiltedly down also arranged on the bottom sidewall of radiator 103 towards fluorescent tube 100 center back to the mode that goes out light shield 102 symmetrically with its exiting surface.Go out the bottom that light shield 102 is fixed on radiator 103.Reflector plate 104 is arranged on the top inner wall of radiator 103, and the light that reflector plate 104 is sent LED lamp plate 101 reflexes to out light shield 102.Be arranged on the LED lamp plate 101 on radiator 103 sidewalls, the light directive reflector plate 104 that it sends, then reflects away light through reflector plate 104 from going out light shield 102, can make fluorescent tube 100 without any dazzle, and human eye can directly be looked at straight.And because reflector plate 104 is to be made by reflecting paper or other high reflecting materials of high reflectance, improved the utilization rate of LED fluorescent tube 100 reflection of light efficiency and light.LED lamp plate 101 is arranged on the inwall of radiator 103, and be symmetrically distributed in its both sides, make 100 bright dippings of LED fluorescent tube even, power or high power light source in can obtaining, and, LED lamp plate 101 is directly fixed on radiator 103, and the heat that can fast LED lamp plate 101 be produced passes, and improves the radiating efficiency of LED fluorescent tube 100.Owing to going out between light shield 102 and the installation site of LED lamp plate 101 without limitation in height, it is larger that radiator 103 can be done, and light fixture heat radiation is better, driving can be directly built-in with fluorescent tube in, and bright dipping is still even.
As shown in Figure 1, radiator 103 is all roughly tubular shells of semicircular in shape of its cross section with going out light shield 102.Radiator 103 with go out light shield 102 and arrange in the relative mode of its opening, make radiator 103 and go out the shell that light shield 102 has formed LED fluorescent tube 100.Radiator 103 and go out light shield 102 form fit each other, can without separately establishing lamp design, save cost of material directly as the shell of LED fluorescent tube 100, and also very favourable to the heat radiation of LED fluorescent tube 100 and bright dipping.When mounted, only need lamp holder be set at the two ends of LED fluorescent tube 100, further fastening radiator 103 with go out light shield 102.
Referring to Fig. 2, radiator 103 comprises the draw-in groove 202,203 that is positioned at the fin 201 in radiator 103 outsides, matches with the thickness of reflector plate 104, for hold the installation skewed slot 204,205 of LED lamp plate 101 with for being connected the groove 206,207 of light shield 102.Fin 201 is evenly covered with the whole outer surface of radiator 103.Draw-in groove 202,203 is symmetricly set on the inwall of radiator 103.Installation skewed slot 204,205 is arranged on the below of draw-in groove 202,203.Groove 206,207 is symmetricly set on the bottom opening place of radiator 103 with the edge along skewed slot 204,205 is installed to the mode of downward-extension.In the utility model, radiator 103 has several functions: the first, and heat sinking function; The second, reflector plate 104 and LED lamp plate 101 are had to support fixed function; The 3rd, to going out light shield 102, there is linkage function; The 4th, serve as protecting sheathing, the defencive function to LED fluorescent tube 100 internals.Radiator 103 structures are unique, reach the effect of one-object-many-purposes, saved product space structure and cost.The draw-in groove, installation skewed slot and the groove that are arranged on radiator 103 inwalls can be to arrange continuously, can be to be also interrupted to arrange.
Continuation, referring to Fig. 2, is installed skewed slot 204,205 and is comprised stopper section 301,302.Stopper section 301,302 is positioned at the edge that skewed slot 204,205 is installed, and LED lamp plate 101 is limited at and installs in skewed slot 204,205.The height of stopper section 301,302 is at least greater than the substrate thickness of LED lamp plate 101 and is less than the whole height of LED lamp plate 101, make the stopper section 301,302 can be because of excessively not short, LED lamp plate 101 effectively can not be limited, can be because of not too high and affect 101 bright dippings of LED lamp plate yet.
As shown in Figure 3, the opening part that goes out light shield 102 is provided with the flange 208,209 that the groove 206,207 with radiator 103 matches, and obtains radiator 103 and goes out that light shield 102 is connected with buckle or the mode of form fit is fixed together.When radiator 103 with when going out light shield 102 and being fixed together by buckle connected mode, groove and flange have certain elastic deformability, and what flange pushed under the effect of external force enters in groove, thereby by radiator 103 with go out light shield 102 and be connected and fixed.When radiator 103 is when going out the mode of light shield 102 by form fit and be connected and fixed, groove and flange are the plastic constructions with certain degree of hardness, use light shield or radiator and enter into the other side in the mode pulling and pushing, go out light shield 102 from one end of radiator 103, flange is inserted into along the direction of groove, thereby realize radiator 103 and go out being connected and fixed between light shield 102, vice versa.It is very convenient that it installs replacing.
According to a preferred embodiment, LED lamp plate 101 keeps the length roughly the same with LED fluorescent tube 100, and on LED lamp plate 101, is evenly distributed with a plurality of LED light sources, makes 100 bright dippings of LED fluorescent tube even.
According to a preferred embodiment, draw-in groove 202,203 and the height of installing between skewed slot 204,205 are at least enough to make LED lamp plate 101 to be limited in installation skewed slot 204,205.
According to a preferred embodiment, the inclined-plane of installation skewed slot 204,205 and the angle between horizontal plane are in the scope of 15 °～45 °.The angle of inclination that skewed slot 204,205 is installed is unsuitable excessive also unsuitable too small, excessive, is unfavorable for that the installation of LED lamp plate 101 is fixed, too small, can affect the light effect that of LED lamp plate.
According to a preferred embodiment, radiator 103 and the shape and size that go out light shield 102 maintenance approximate match, make radiator 103 roughly rounded with the cross section that goes out light shield 102 compositions.
According to a preferred embodiment, going out light shield 102 is the PC materials with high transmission rate, and the light transmittance that goes out light shield 102 is 95%, can effectively solve because diffuser plate causes the problem that light fixture light efficiency is low, reduces the loss of light, improves the utilization rate of light.
Existing fluorescent tube scheme is the straight formula bright dipping of shining, and lamp plate is directly fixed on radiator, and light source bright dipping direct irradiation is in going out light shield.In existing LED fluorescent tube, go out light shield and need adopt diffusion lampshade, LED lamp pearl need adopt extra small power, and arranges evenly and the LED lamp pearl of the some of need arranging, and guarantees out that the distance between light shield and lamp plate just can guarantee that fluorescent tube bright dipping is even.Because going out light shield, adopt the bright dipping of diffusion lampshade, cause light fixture light efficiency lower, diffusion lampshade light transmittance is only 80%, and light loss is serious, affects Luminaire efficiency.Because fluorescent tube is that straight according to formula bright dipping, fluorescent tube dazzle is serious, human eye cannot be looked at the LED fluorescent tube in luminous straight at all, affects the quality of light.
The utility model aly adopts Transparent lamp shade, only with LED light source seldom, can guarantee the uniform LED fluorescent tube of bright dipping for above Design of Problems, and fluorescent tube free from glare, and human eye can directly be looked at straight, and light quality is high.The beneficial effect that the utility model can reach is: go out light shield and adopt Transparent lamp shade, Transparent lamp shade light transmittance is more than 95%, reduces light loss, improves Luminaire efficiency, improves the utilization rate of light.Power light source during LED light source can adopt, light fixture cost can further reduce, without light source performance being used to maximizing because of fluorescent tube uniformity problem.LED light source is arranged in lamp tube heat radiator sidewall, utilizes the mode of reflecting light to irradiate on Transparent lamp shade, and fluorescent tube is without any dazzle, and human eye can directly be looked at straight.Lumen of radiator is designed with high reflection efficiency reflecting paper or other high reflection efficiency material materials, and light reflectivity is high, avoids the shortcomings such as existing LED fluorescent tube lamp plate light reflectivity is low, direct reflecting light, and light utilization efficiency is the highest.LED fluorescent tube goes out between light shield and lamp plate installation site without limitation in height, and it is larger that radiator can be done, and light fixture heat radiation is better, and driving can be directly in built-in and fluorescent tube.The utility model main design thought is for to be distributed in radiator sidewall by LED light source, and lumen of radiator is designed with high reflection efficiency reflecting paper, and LED light source light direct irradiation is in reflecting paper, and reflecting paper exposes to light reflection the object that realizes illumination on Transparent lamp shade.Radiator is that the stretching of fine aluminum alloy forms.Inside establish LED lamp plate installation position, reflecting paper is installed screens.Going out light shield is Transparent lamp shade, and light transmittance superelevation is PC material.On radiator, be designed with reflecting paper screens, and be designed with LED lamp plate installation position, after first reflecting paper being curved to semicircle shape, insert in the screens of radiator reflecting paper, and then LED lamp plate installation position is inserted after smearing Heat Conduction Material in LED lamp plate back, then driving is built in the blank cavity of radiator, and connects after each connection wire, will go out light shield and radiator by the mode fastening of button bit, two ends lamp holder is locked by the mode of screw fastening, complete present case assembling.
Of the present utility modelly at least reach following useful technique effect:
1, go out light shield and adopt Transparent lamp shade, Transparent lamp shade light transmittance is more than 95%, reduces light loss, improves Luminaire efficiency, improves the utilization rate of light.
2, LED light source can adopt in power light source, light fixture cost can further reduce, without light source performance being used to maximizing because of fluorescent tube uniformity problem.
3, LED light source is arranged in lamp tube heat radiator sidewall, utilizes the mode of reflecting light to irradiate on Transparent lamp shade, and fluorescent tube is without any dazzle, and human eye can directly be looked at straight.
4, lumen of radiator is designed with high reflection efficiency reflecting paper or other high reflection efficiency material materials, and light reflectivity is high, avoids the shortcomings such as existing LED fluorescent tube lamp plate light reflectivity is low, direct reflecting light, and light utilization efficiency is the highest.
5, LED fluorescent tube goes out between light shield and lamp plate installation site without limitation in height, and it is larger that radiator can be done, and light fixture heat radiation is better, and driving can be directly in built-in and fluorescent tube.
It should be noted that; above-mentioned specific embodiment is exemplary; under above-mentioned instruction of the present utility model, those skilled in the art can carry out various improvement and distortion on the basis of above-described embodiment, and these improvement or distortion drop in protection domain of the present utility model.It will be understood by those skilled in the art that specific descriptions are above in order to explain the purpose of this utility model, not for limiting the utility model.Protection domain of the present utility model is limited by claim and equivalent thereof.
Claims (10)
1. a LED fluorescent tube (100), it comprises LED lamp plate (101), goes out light shield (102), radiator (103) and reflector plate (104), it is characterized in that,
Described LED lamp plate (101) with its exiting surface back to the Central Symmetry of described mode, inclination and the relatively described fluorescent tube (100) that goes out light shield (102) to be fixed on described radiator (103) upper,
Describedly go out the bottom that light shield (102) is fixed on described radiator (103),
Described reflector plate (104) extends along the top inner wall of described radiator (103), described in the light that described reflector plate (104) is sent described LED lamp plate (101) reflexes to, goes out light shield (102).
2. LED fluorescent tube as claimed in claim 1 (100), it is characterized in that, described radiator (103) and described in to go out light shield (102) are all roughly tubular shells of semicircular in shape of its cross section, and described radiator (103) with described in go out light shield (102) and arrange in the relative mode of its opening, make described radiator (103) and described in go out the shell that light shield (102) has formed described LED fluorescent tube (100).
3. LED fluorescent tube as claimed in claim 2 (100), it is characterized in that, described radiator (103) comprise be positioned at the fin (201) in described radiator (103) outside, the draw-in groove (202,203) matching with the thickness of described reflector plate (104), for the installation skewed slot (204,205) that holds described LED lamp plate (101) with for going out the groove (206,207) of light shield (102) described in being connected, wherein
Described draw-in groove (202,203) is symmetricly set on the inwall of described radiator (103),
Described installation skewed slot (204,205) is arranged on the below of described draw-in groove (202,203),
Described groove (206,207) is formed on the bottom of described radiator (103) in outwardly open mode.
4. LED fluorescent tube as claimed in claim 3 (100), it is characterized in that, described installation skewed slot (204,205) comprises stopper section (301,302), described stopper section (301,302) is positioned at the radially inner side edge of described installation skewed slot (204,205), and described LED lamp plate (101) is limited in described installation skewed slot (204,205).
5. LED fluorescent tube as claimed in claim 4 (100), it is characterized in that, the described opening part that goes out light shield (102) is provided with the flange (208,209) that the described groove (206,207) with described radiator (103) matches, make described radiator (103) with described in go out that light shield (102) is connected with buckle or the mode of form fit is fixed together.
6. the LED fluorescent tube (100) as described in one of claim 1 to 5, it is characterized in that, the same length of the length of described LED lamp plate (101) and described LED fluorescent tube (100), and on described LED lamp plate (101), be evenly distributed with a plurality of LED light sources, make described LED fluorescent tube (100) bright dipping even.
7. the LED fluorescent tube (100) as described in one of claim 1 to 5, it is characterized in that, the height between described draw-in groove (202,203) and described installation skewed slot (204,205) is at least enough to make described LED lamp plate (101) to be limited in described installation skewed slot (204,205).
8. the LED fluorescent tube (100) as described in one of claim 1 to 5, is characterized in that, the inclined-plane of described installation skewed slot (204,205) and the angle between horizontal plane are in the scope of 15 °～60 °.
9. the LED fluorescent tube (100) as described in one of claim 1 to 5, it is characterized in that, described radiator (103) and described in go out the shape and size that light shield (102) keeps approximate match, make described radiator (103) and described in go out the docking port that light shield (102) formation flushes.
10. the LED fluorescent tube (100) as described in one of claim 1 to 5, is characterized in that, described in go out light shield (102) and there is all-transparent light-emitting plate or translucent light-emitting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320799733.7U CN203585909U (en) | 2013-12-05 | 2013-12-05 | Led lamp tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320799733.7U CN203585909U (en) | 2013-12-05 | 2013-12-05 | Led lamp tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203585909U true CN203585909U (en) | 2014-05-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320799733.7U Expired - Lifetime CN203585909U (en) | 2013-12-05 | 2013-12-05 | Led lamp tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203585909U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402695A (en) * | 2016-06-21 | 2017-02-15 | 广东金达照明科技股份有限公司 | Diffuse reflection roof LED lamp |
| CN106439622A (en) * | 2016-10-28 | 2017-02-22 | 清华大学 | Illuminating device for gymnasium |
| CN106641916A (en) * | 2016-12-02 | 2017-05-10 | 清华大学 | Lighting fixture for sports venue |
-
2013
- 2013-12-05 CN CN201320799733.7U patent/CN203585909U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402695A (en) * | 2016-06-21 | 2017-02-15 | 广东金达照明科技股份有限公司 | Diffuse reflection roof LED lamp |
| CN106439622A (en) * | 2016-10-28 | 2017-02-22 | 清华大学 | Illuminating device for gymnasium |
| CN106641916A (en) * | 2016-12-02 | 2017-05-10 | 清华大学 | Lighting fixture for sports venue |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: LED tube Effective date of registration: 20140930 Granted publication date: 20140507 Pledgee: The Agricultural Bank of Chengdu branch of Limited by Share Ltd. Chinese Sichuan Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2014510000025 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20150401 Granted publication date: 20140507 Pledgee: The Agricultural Bank of Chengdu branch of Limited by Share Ltd. Chinese Sichuan Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2014510000025 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: LED tube Effective date of registration: 20150403 Granted publication date: 20140507 Pledgee: The Agricultural Bank of Chengdu branch of Limited by Share Ltd. Chinese Sichuan Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2015510000012 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20170814 Granted publication date: 20140507 Pledgee: The Agricultural Bank of Chengdu branch of Limited by Share Ltd. Chinese Sichuan Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2015510000012 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: LED tube Effective date of registration: 20180206 Granted publication date: 20140507 Pledgee: SICHUAN ENERGY INDUSTRY INVESTMENT GROUP CO.,LTD. Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2018510000013 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190402 Granted publication date: 20140507 Pledgee: SICHUAN ENERGY INDUSTRY INVESTMENT GROUP CO.,LTD. Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2018510000013 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: LED tube Effective date of registration: 20190408 Granted publication date: 20140507 Pledgee: SICHUAN ENERGY INDUSTRY INVESTMENT GROUP CO.,LTD. Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2019510000043 |
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| CX01 | Expiry of patent term |
Granted publication date: 20140507 |
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| CX01 | Expiry of patent term |