CN102374417A - Led fluorescent lamp and led fluorescent tube - Google Patents
Led fluorescent lamp and led fluorescent tube Download PDFInfo
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- CN102374417A CN102374417A CN2010105127208A CN201010512720A CN102374417A CN 102374417 A CN102374417 A CN 102374417A CN 2010105127208 A CN2010105127208 A CN 2010105127208A CN 201010512720 A CN201010512720 A CN 201010512720A CN 102374417 A CN102374417 A CN 102374417A
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model aims at spreading the area of the light of an LED fluorescent lamp more widely, and enabling the LED fluorescent tube to irradiate efficiently without reducing illuminance. The LED fluorescent lamp consists of lathy reflecting plates in the same direction and an LED fluorescent tube clamped in the inner sides of the reflecting plates and parallelly arranged with the reflecting plates, and the fluorescent tube consists of a heat radiating plate, an LED luminous body, a transparent or semitransparent cover body and a cover, wherein the radiating plate is arranged in the inner side of the reflecting plates and roughly parallel to the reflecting plates; the LED luminous body is installed on one side surface in the long edge direction of the radiating plate; the transparent or semitransparent cover body covers the LED luminous body, the length of the transparent or semitransparent cover body is roughly equal to the length of the radiating plate in the long edge direction, and the clamping parts at two ends of the cover body in the short edge direction are fixed at two end parts of the radiating plate in the short edge direction; and the cover is installed at end parts of the radiating plate and the LED luminous body in the long edge direction, and is provided with terminals used by an LED power supply, the range of one third to a quarter of the whole circumference of the fluorescent tube 1a, the outer periphery of the radiating plate is exposed out of the cover and contained by the cover, simultaneously, the outer periphery in the tube of the radiating plate is contained in the upper half part from the center part of the fluorescent tube, so that the irradiating range of the LED is enlarged.
Description
Technical field
The present invention relates to a kind of on the substrate of elongated plate-like body, be set up in parallel a plurality of LED (light emitting diode: Light Emitting Diode, down with) the LED fluorescent lamp and be used for the fluorescent tube of this fluorescent lamp.
Background technology
Known at present, the LED fluorescent lamp utilizes the LED assembly significantly to increase service life, has improved economy; In addition; Can former state ground use the both sides socket of fluorescent lamp in the past, reduced caloric value and improved efficient, radiating efficiency also be improved (with reference to patent documentation 1).In addition, in existing fluorescent illumination implement, known have have can with the device (with reference to patent documentation 2) of the corresponding terminal portion structure of diameter dimension of the end face portion of submerging of socket.
Patent documentation 1: TOHKEMY 2010-92990 communique
Patent documentation 2: the practical new case of Japan is logined communique No. 3142652
But, as shown in Figure 6, in LED fluorescent lamp 10 in the past; LED assembly 4 in that a plurality of LED4b are installed on the printed circuit board 4a of elongated plate-like only is installed on the base 8 of semicircular cylinder; The top is covered by the lid 5 of semicircle tubular, and two ends are fixing by socket 6,8, only irradiation downwards.To the heating of LED4b, only on the inboard long side direction of above-mentioned base 8, form fin.
Summary of the invention
LED fluorescent lamp of the present invention and fluorescent tube have been considered the reflecting plate shape, thereby have realized the diffusion of the light that LED produces, and have improved illumination, and the present invention proposes in order to solve such problem.
Therefore; LED fluorescent lamp of the present invention is by elongated in one direction reflecting plate and engage with the inboard of this reflecting plate and the LED fluorescent tube that is set up in parallel with it constitutes; This LED fluorescent tube is by constituting with the lower part: heat sink, and this heat sink is provided with at the inboard of said reflection plate and with its almost parallel ground; LED illuminator, this LED illuminator are installed in a side of the long side direction of this heat sink; Transparent or semitransparent cover body, this cover body covers this LED illuminator, the same length of the long side direction of its length and above-mentioned heat sink, the both ends of the short side direction of above-mentioned heat sink are fixed in the holding section at the both ends of the short side direction of this cover; And, lid, this lid is installed in the end of the long side direction of above-mentioned heat sink and LED illuminator, has the LED power supply and uses terminal; Above-mentioned heat sink makes the peripheral part of heat sink expose in 1/3~1/4 scope with respect to the whole girth of fluorescent tube and it is taken in; Simultaneously; Peripheral part in the pipe of heat sink is accommodated in the first half that begins from the central part of above-mentioned fluorescent tube, has formed the structure that enlarges the LED range of exposures.
In addition, LED fluorescent tube of the present invention is by constituting with the lower part: heat sink; LED illuminator, this LED illuminator are installed on a side of the long side direction of above-mentioned heat sink; Transparent or semitransparent cover body, this cover body covers this LED illuminator, the same length of the long side direction of its length and above-mentioned heat sink, the both ends of the short side direction of above-mentioned heat sink are fixed in the holding section at the both ends of the short side direction of this cover; And, lid, this lid is installed in the end of the long side direction of above-mentioned heat sink and LED illuminator, has the LED power supply and uses terminal; Above-mentioned heat sink makes the peripheral part of heat sink expose in 1/3~1/4 scope with respect to the whole girth of fluorescent tube and it is taken in; Simultaneously; Peripheral part in the pipe of heat sink is accommodated in the first half that begins from the central part of above-mentioned fluorescent tube, has formed the structure that enlarges the LED range of exposures.
In order to cool off, preferably on above-mentioned heat sink, offer steam vent.
In addition, LED fluorescent tube of the present invention is by constituting with the lower part: the transparent or semitransparent cover body of tubular; LED illuminator, this LED illuminator have LED with printed circuit board and a plurality of LED, and above-mentioned LED is fixed on the inside of above-mentioned cover body with printed circuit board by fixed mechanism, and above-mentioned a plurality of LED are installed in the irradiation side of this printed circuit board; The LED power supply is with terminal and lid, and this LED power supply is arranged on the end of the long side direction of above-mentioned LED illuminator and cover body with terminal and lid.
Above-mentioned LED illuminator is made up of with a plurality of LED that are installed on this printed circuit board printed circuit board; Consider illumination efficiency, preferably this LED becomes two row ground to be provided with on the long side direction of printed circuit board, and; The half the of column pitch that stagger respectively between the row, interconnected on long side direction.
According to LED fluorescent lamp of the present invention; Because heat sink makes the peripheral part of heat sink expose in 1/3~1/4 scope with respect to the whole girth of fluorescent tube and it is taken in; Simultaneously, peripheral part in the pipe of heat sink is accommodated in the first half that begins from the central part of above-mentioned fluorescent tube, so; The range of exposures of LED enlarges, and illuminates indoor efficiently through reflecting plate.
In addition, because through reflecting plate irradiation forwards efficiently, so, low with the power consumption under the equiluminous, reduced cost.
According to fluorescent tube of the present invention, range of exposures enlarges, and power consumption reduces.In addition, in the structure of fluorescent tube, number of parts reduces, and weight saving can be made with low cost, and stock control is also easy.
Through on above-mentioned cover body and heat sink, offering steam vent, radiating effect further improves.
In addition, interconnected on long side direction through the LED that will be installed on printed circuit board in the LED illuminator, LED illuminator integral body looks uniformly light-emitting.
Description of drawings
Fig. 1 is the cross-sectional view of the LED fluorescent lamp of expression the 1st embodiment of the present invention.
Fig. 2 is the cross-sectional view of the LED fluorescent tube of expression the 2nd embodiment of the present invention.
Fig. 3 is the cross-sectional view of the LED fluorescent tube of expression the 3rd embodiment of the present invention.
Fig. 4 is heat sink and the stereogram of end of observing the LED fluorescent tube of above-mentioned first embodiment from the top.
Fig. 5 is the stereogram of LED illuminator in the LED fluorescent tube of expression the 4th embodiment of the present invention.
Fig. 6 A and 6B are respectively the vertical view and the side views of the reflecting plate of the same LED fluorescent lamp of expression.
Fig. 6 C is the side view of variation of the reflecting plate of the same LED fluorescent lamp of expression.
Fig. 7 A and 7B are respectively the front view and the side views of the fluorescent tube of the same LED fluorescent lamp of expression.
Fig. 8 is the decomposition assembling stereogram of the LED fluorescent tube of the existing example of expression.
The specific embodiment
The heat sink that LED fluorescent lamp of the present invention will be installed the LED illuminator of LED fluorescent tube dwindles, and in addition, by the effect of the reflecting plate on every side that covers the LED fluorescent tube, has enlarged the area of illumination more in the past.
As shown in Figure 1, LED fluorescent lamp 1 of the present invention is made up of with the LED fluorescent tube 1a that is arranged at the inboard of this reflecting plate 2a the reflecting plate 2a of elongated in one direction semicircle arcuation.Above-mentioned LED fluorescent tube 1a is shown in Fig. 1 and Fig. 7 A and 7B; Have heat sink 3a, LED illuminator 4 and transparent or semitransparent cover body 5; Above-mentioned heat sink 3a be sticked in said reflection plate 2a and with its almost parallel be set up in parallel; Above-mentioned LED illuminator 4 is installed on this heat sink 3a, and above-mentioned cover body 5 covers above-mentioned LED illuminator 4, and the length of length and above-mentioned heat sink 3a about equally.The holding section at the both ends of this cover body short side direction is fixed on the both ends of the short side direction of above-mentioned heat sink 3a; And; In the end of the long side direction of above-mentioned heat sink 3a and LED illuminator 4, be fixed with respectively have the LED power supply with the lid 6 of terminal 6a and with the irrelevant installations of power supply 9 with covering 7 (with reference to Fig. 4).
The heat sink 3a of above-mentioned LED fluorescent tube 1a, more straitly form with the width of the short side direction of long side direction quadrature; Be (with reference to Fig. 1) about 15mm~20mm that it is below 90 ° in the angle that the circular-arc scope of exposing on the fluorescent tube circumferencial direction for example begins from the round center of this fluorescent tube 1a.In addition, peripheral part 3e is accommodated in the first half that begins from the central part of fluorescent tube 1a in the pipe of heat sink 3.As shown in the figure, form blank part between the peripheral part 3e in the outer peripheral portion of the circular-arc scope of on the circumferencial direction of above-mentioned fluorescent tube, exposing and the aforementioned tube.Like this, get for a short time through width setup, make the laterally extensively irradiation of light of LED illuminator 4, and reflect downwards through reflecting plate 2a with heat sink 3a.
Above-mentioned heat sink 3a is an aluminum.In present embodiment 1, LED illuminator 4 is 1 row, and caloric value is few.
In addition, the shape of reflecting plate 2a is shown in Fig. 6 A and 6B, and bottom integrated is more shallow.Reflecting plate 2a carries out anodized to aluminum mother plate and forms, and PVD is coated with glassy mass on its reflecting surface.This reflecting surface is so that the light of LED illuminator 4 to the mode accommodation reflex angle of landing ground total reflection, improves illumination efficiently.In addition, for the light that makes LED4b reflects downwards, the degree of depth of reflecting plate 2b is such dark shown in Fig. 6 c sometimes.
About being used for this reflecting plate 2a is fixed and is installed on the for example erecting tools (not shown) of ceiling etc.; Adopt carriage and wood screw to revolve well-known installing mechanism such as tool and be installed on ceiling etc., and make reflecting plate 2a be fastened on this erecting tools and its suspention.The outer side covers of this reflecting plate 2a has outer cover 1b.The inboard of this outer cover 1b disposes power supply 9.
Above-mentioned LED illuminator 4 is made up of printed circuit board 4a and a plurality of LED (light emitting diode) 4b that is installed on this printed circuit board 4a.For example, use the product suitable etc. with the TANABAR-Slim (trade name) that constitutes with the bar assembly by the tetragonal illumination of width about as 15mm.
Above-mentioned transparent or semitransparent cover body 5 for example is a synthetic resin article (Merlon: PC system etc.); In order to install and fix above-mentioned heat sink 3, in the end of short side direction concavo-convex holding section is set in advance, from a distolateral beginning of the long side direction of this cover body 5; Make it be embedded in the holding section of the short side direction end of above-mentioned heat sink 3; The insertion of sliding again thus, is mounted on cover body 5 with heat sink 3.
The LED fluorescent tube 1a of above that kind is shown in Fig. 7 A and 7B; LED fluorescent tube as low power consumption; Be not limited only in newly-designed fluorescent lamp, use, fluorescent tube is used in the old discharge that can also substitute in original fluorescent lamp, can replace simply and uses the LED fluorescent tube.Like this; Above-mentioned heat sink 3a makes the peripheral part of heat sink 3a expose in 1/4 scope with respect to the whole girth of fluorescent tube 1a and it is taken in; And; The first half that begins from central division that peripheral part 3e in the pipe of heat sink 3a is accommodated in above-mentioned fluorescent tube 1a has enlarged the range of exposures of LED4b with interior (top position).
Embodiment 2
Fig. 2 representes the 2nd embodiment of fluorescent tube of the present invention, and by constituting with the lower part: cover body 5a, this cover body 5a are tubular and are processed by transparent or semitransparent Merlon etc.; LED illuminator 4, this LED illuminator 4 is made up of with printed circuit board 4a and a plurality of LED4b LED, and this LED is fixed on above-mentioned cover body 5a inside with printed circuit board 4a by fixed mechanism, and above-mentioned a plurality of LED4b are installed on the irradiation side of above-mentioned printed circuit board 4a; The LED power supply of end of long side direction that is arranged at this LED illuminator 4 and cover body 5a is with terminal 6a and cover 6,7 (with reference to Fig. 4).
As the fixing means of above-mentioned LED with printed circuit board 4a and above-mentioned cover body 5a; For example; Can be at their both ends of long side direction; The jut that engages with above-mentioned printed circuit board 4a etc. is set on above-mentioned lid 6,7 in advance, through will cover 6,7 be installed in cover body 5 both ends, fix the position of above-mentioned printed circuit board 4a.
In the inboard of above-mentioned printed circuit board 4a, cover body 5a is provided with steam vent 5c, the 5d of heat transmission.This steam vent 5c, 5d are set up in parallel on the long side direction of fluorescent tube, and be perhaps interconnected, in the drawings, though on Zhou Fangxiang, form two places, gets final product so long as a place is above, do not have special number to limit.In addition, on above-mentioned printed circuit board 4a, the through hole of up/down perforation is set in position preferably also.In addition, be not limited only to the inboard of printed circuit board 4a, also can be and offer above-mentioned steam vent 5c, 5d at the lower position of the position of printed circuit board 4a on the top, side of cover body 5a.
Embodiment 3
Fig. 3 representes the 3rd embodiment of fluorescent tube of the present invention; Expose and it is taken in through the peripheral part that in 1/3~1/4 scope, makes heat sink 3b with respect to the whole girth of fluorescent tube; The range of exposures of LED4b is able to enlarge; Simultaneously, peripheral part 3e in the pipe of heat sink 3b is accommodated in the first half that begins from the central part of above-mentioned fluorescent tube, in above-mentioned peripheral part and aforementioned tube, forms blank part between the peripheral part 3e.On this heat sink 3b, be formed with the steam vent 3c that penetrates into the outside from the above-mentioned blank part of the inboard of LED illuminator 4.This steam vent 3c both can be set up in parallel with appropriate intervals on the fluorescent tube long side direction, also can be interconnected, the quantity of steam vent 3c is had no particular limits.As long as the inner heat of fluorescent tube is discharged efficiently.Here, symbol 3d representes the fin of the heat transmission of heat sink 3b.
Fig. 5 representes the 4th embodiment of fluorescent tube of the present invention, and the LED4b of the LED illuminator 4 of this fluorescent tube becomes 2 row ground to be provided with on the long side direction of printed circuit board, and, half of the column pitch that staggers respectively between the row, interconnected on long side direction.Thus, in the starting stage of bright lamp, LED4b space each other looks can be not dark, and LED illuminator integral body looks to have uniformly light-emitting.Therefore, even the LED4b of lesser amt also can make indoorly to be illuminated equably on the whole.
Industrial applicibility
LED fluorescent lamp of the present invention 1 and fluorescent tube 1a long service life, light spreads widely, and can prepare the length of various long side directions, thereby, can use in the office space, multiple places such as family, storeroom.
Symbol description
1 LED fluorescent lamp 1a LED fluorescent tube
The 1b outer cover
The 2a reflecting plate
3a, 3b heat sink 3c steam vent
Peripheral part in the 3d fin 3e pipe
4 LED illuminator 4a printed circuit boards
4b LED
5 cover body 5a cover bodies
5b cover body 5c, 5d steam vent
6 lid 6a terminals
7 install with lid
8 bases
9 power supplys
10 in the past LED fluorescent tubes
Claims (5)
1. LED fluorescent lamp; Constitute by elongated in one direction reflecting plate and the inboard and LED fluorescent tube that be set up in parallel with it that is sticked in this reflecting plate; This LED fluorescent tube is by constituting with the lower part: heat sink, and this heat sink is provided with on inboard and its almost parallel ground of said reflection plate; LED illuminator, this LED illuminator are installed in a side of the long side direction of above-mentioned heat sink; Transparent or semitransparent cover body, this cover body cover above-mentioned LED illuminator, the same length of the long side direction of its length and above-mentioned heat sink, and the both ends of the short side direction of above-mentioned heat sink are fixed in the holding section at the both ends of the short side direction of this cover; And, lid, this lid is installed in the end of the long side direction of above-mentioned heat sink and LED illuminator, has the LED power supply and uses terminal, it is characterized in that,
Above-mentioned heat sink makes the peripheral part of heat sink expose in 1/3~1/4 scope with respect to the whole girth of fluorescent tube and it is taken in; Simultaneously; Peripheral part in the pipe of heat sink is accommodated in the first half that begins from the central part of above-mentioned fluorescent tube, makes the range of exposures of LED be able to enlarge.
2. LED fluorescent tube is by constituting with the lower part: heat sink; LED illuminator, this LED illuminator are installed on a side of the long side direction of above-mentioned heat sink; Transparent or semitransparent cover body, this cover body cover above-mentioned LED illuminator, the same length of the long side direction of its length and above-mentioned heat sink, and the both ends of the short side direction of above-mentioned heat sink are fixed in the holding section at the both ends of the short side direction of this cover; And, lid, this lid is installed in the end of the long side direction of above-mentioned heat sink and LED illuminator, has the LED power supply and uses terminal, it is characterized in that,
Above-mentioned heat sink makes the peripheral part of heat sink expose in 1/3~1/4 scope with respect to the whole girth of fluorescent tube and it is taken in; Simultaneously; Peripheral part in the pipe of heat sink is accommodated in the first half that begins from the central part of above-mentioned fluorescent tube, makes the range of exposures of LED be able to enlarge.
3. like the LED fluorescent tube of record in the claim 2, it is characterized in that above-mentioned heat sink is provided with steam vent.
4. a LED fluorescent tube is characterized in that, is made up of following several parts: the transparent or semitransparent cover body of tubular; LED illuminator, this LED illuminator have LED with printed circuit board and a plurality of LED, and above-mentioned LED is fixed on the inside of above-mentioned cover body with printed circuit board by fixed mechanism, and above-mentioned a plurality of LED are installed in the irradiation side of above-mentioned printed circuit board; The LED power supply is with terminal and lid, and this LED power supply is arranged on the end of the long side direction of above-mentioned LED illuminator and cover body with terminal and lid.
5. like each the LED fluorescent tube put down in writing in claim 2 to the claim 4; It is characterized in that; Above-mentioned LED illuminator is made up of with a plurality of LED that are installed on this printed circuit board printed circuit board, and this LED becomes two row ground to be provided with on the long side direction of printed circuit board, and; The half the of column pitch that stagger respectively between the row, interconnected on long side direction.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010005401U JP3163621U (en) | 2010-08-11 | 2010-08-11 | LED fluorescent lamp and LED fluorescent tube |
JP2010-005401 | 2010-08-11 |
Publications (1)
Publication Number | Publication Date |
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CN102374417A true CN102374417A (en) | 2012-03-14 |
Family
ID=44115676
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010205684527U Expired - Fee Related CN201858553U (en) | 2010-08-11 | 2010-10-20 | Led fluorescent lamp and led fluorescent tube |
CN2010105127208A Pending CN102374417A (en) | 2010-08-11 | 2010-10-20 | Led fluorescent lamp and led fluorescent tube |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
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CN2010205684527U Expired - Fee Related CN201858553U (en) | 2010-08-11 | 2010-10-20 | Led fluorescent lamp and led fluorescent tube |
Country Status (3)
Country | Link |
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JP (1) | JP3163621U (en) |
CN (2) | CN201858553U (en) |
TW (1) | TWM399284U (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3163621U (en) * | 2010-08-11 | 2010-10-21 | エス・イー・シーエレベーター株式会社 | LED fluorescent lamp and LED fluorescent tube |
JP5628637B2 (en) * | 2010-11-09 | 2014-11-19 | パナソニック株式会社 | lighting equipment |
JP2012104330A (en) * | 2010-11-09 | 2012-05-31 | Panasonic Corp | Lighting fixture |
JP2013124170A (en) * | 2011-12-15 | 2013-06-24 | Toshiba Elevator Co Ltd | Elevator lighting device |
JP6634568B2 (en) * | 2015-07-08 | 2020-01-22 | マイクロコントロールシステムズ株式会社 | Lighting method and lighting system suitable for lighting work-related curved surfaces |
WO2017074157A1 (en) * | 2015-10-29 | 2017-05-04 | 주식회사 케이넌코리아 | Led fluorescent lamp device |
Citations (7)
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CN201177246Y (en) * | 2008-04-01 | 2009-01-07 | 中山市恒辰光电科技有限公司 | LED fluorescent lamp |
CN201203062Y (en) * | 2008-05-20 | 2009-03-04 | 张鸿财 | Daylight lamp conversion type support |
CN201225576Y (en) * | 2008-05-26 | 2009-04-22 | 东莞市东皇照明科技有限公司 | LED daylight lamp |
CN201513776U (en) * | 2009-09-30 | 2010-06-23 | 鹤山丽得电子实业有限公司 | LED fluorescent lamp tube |
CN101788111A (en) * | 2010-01-15 | 2010-07-28 | 上海开腾信号设备有限公司 | Quasi-fluorescence LED illumination monomer and application thereof |
CN201539754U (en) * | 2009-11-06 | 2010-08-04 | 东莞市金阳节能科技有限公司 | LED fluorescent lamp tube |
CN201858553U (en) * | 2010-08-11 | 2011-06-08 | Sec电梯株式会社 | Led fluorescent lamp and led fluorescent tube |
-
2010
- 2010-08-11 JP JP2010005401U patent/JP3163621U/en not_active Expired - Fee Related
- 2010-09-15 TW TW099217866U patent/TWM399284U/en not_active IP Right Cessation
- 2010-10-20 CN CN2010205684527U patent/CN201858553U/en not_active Expired - Fee Related
- 2010-10-20 CN CN2010105127208A patent/CN102374417A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN201177246Y (en) * | 2008-04-01 | 2009-01-07 | 中山市恒辰光电科技有限公司 | LED fluorescent lamp |
CN201203062Y (en) * | 2008-05-20 | 2009-03-04 | 张鸿财 | Daylight lamp conversion type support |
CN201225576Y (en) * | 2008-05-26 | 2009-04-22 | 东莞市东皇照明科技有限公司 | LED daylight lamp |
CN201513776U (en) * | 2009-09-30 | 2010-06-23 | 鹤山丽得电子实业有限公司 | LED fluorescent lamp tube |
CN201539754U (en) * | 2009-11-06 | 2010-08-04 | 东莞市金阳节能科技有限公司 | LED fluorescent lamp tube |
CN101788111A (en) * | 2010-01-15 | 2010-07-28 | 上海开腾信号设备有限公司 | Quasi-fluorescence LED illumination monomer and application thereof |
CN201858553U (en) * | 2010-08-11 | 2011-06-08 | Sec电梯株式会社 | Led fluorescent lamp and led fluorescent tube |
Also Published As
Publication number | Publication date |
---|---|
JP3163621U (en) | 2010-10-21 |
TWM399284U (en) | 2011-03-01 |
CN201858553U (en) | 2011-06-08 |
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