CN103527964A - Solid LED (light-emitting diode) lamp bulb - Google Patents
Solid LED (light-emitting diode) lamp bulb Download PDFInfo
- Publication number
- CN103527964A CN103527964A CN201310534905.2A CN201310534905A CN103527964A CN 103527964 A CN103527964 A CN 103527964A CN 201310534905 A CN201310534905 A CN 201310534905A CN 103527964 A CN103527964 A CN 103527964A
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- China
- Prior art keywords
- cooling stand
- solid
- shell body
- light source
- led bulb
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
- F21V3/06—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
- F21V3/062—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material being plastics
-
- 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
- F21K9/232—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 specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
-
- 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
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/71—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements
- F21V29/713—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements in direct thermal and mechanical contact of each other to form a single system
-
- 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
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2121/00—Use or application of lighting devices or systems for decorative purposes, not provided for in codes F21W2102/00 – F21W2107/00
-
- 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
- F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
- F21Y2107/40—Light sources with three-dimensionally disposed light-generating elements on the sides of polyhedrons, e.g. cubes or pyramids
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- 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]
Abstract
The invention discloses an all-transparent solid LED (light-emitting diode) lamp bulb which is fine in radiating effect, attractive in appearance and fine in drop resistance. The solid LED lamp bulb comprises a lamp holder (1), a bulb shell (2), a radiating support (3) and an LED light source (4), the bulb shell (2) is a solid heat conduction light-transmitting body, the tail of the bulb shell (2) is connected with the lamp holder (1), a containing cavity (20) is formed in the bulb shell (2), the shape and the size of the containing cavity (20) are matched with those of the radiating support (3), the inner wall of the containing cavity (20) closely contacts with the radiating support (3), heat generated by the LED light source (4) is conducted to the bulb shell (2) through the radiating support (3) for radiating, the LED light source (4) is fixed on the upper portion of the radiating support (3) and transfers the heat to the radiating support (3), and the lower portion of the radiating support (3) is closely connected with the lamp holder (1) in a contacting manner to conduct the heat. The solid LED lamp bulb can be widely applied to the field of LED light sources.
Description
Technical field
The present invention relates to a kind of LED bulb.
Background technology
At present at lighting field, the advantage such as energy-conservation because having, the high light efficiency of LED, long-life, startup are fast, has more and more been widely applied in light source the use as illumination.In light source, some well-known reasons, people are in the uniformity of pursuing LED bulb and traditional osram lamp, this shows that requiring in appearance lamp holder is full light transmitting shell, it is consistent that appearance and size is wanted, show in brightness and require luminous flux to substitute osram lamp completely, show on cell-shell and to require to have transparent or frosted or the multiple possible form such as milky white.But show that the life-span is upper just obviously different, LED bulb requires more than up to ten thousand hours, this just makes the heat radiation of LED bulb very important, because existing full transmissive bulb does not have radiator, heat can only come out by lamp holder, so the power of design is less conventionally, luminous flux is generally no more than 300 lumens.In order to meet the more requirement of the all-transparent bulb of the larger brightness of high power, there is at present a kind of LED bulb of filling it up with transparency liquid in transparent bulb case, make in the whole immersion liquid of LED to increase heat radiation, but this explained hereafter difficulty is very big, also easily leakage during use, once leakage, bulb is scrapped and cannot be continued to use, and does not have anti-dropping capability.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, and the solid LED bulb of a kind of good heat dissipation effect, good looking appearance, full impregnated light that anti-dropping capability is good is provided.
The technical solution adopted in the present invention is: the present invention includes lamp holder, cell-shell body, cooling stand, LED light source, described cell-shell body is solid heat conduction light penetrating object, the afterbody of described cell-shell body is connected with described lamp holder, in described cell-shell body, be provided with accommodating cavity, the shape of described accommodating cavity and size and described cooling stand are suitable, the inwall of described accommodating cavity and described cooling stand phase close contact, the heat that described LED light source produces is transmitted to described cell-shell body by described cooling stand and dispels the heat, described LED light source is fixed on the top of described cooling stand and transfers heat to described cooling stand, the bottom of described cooling stand is connected with described lamp holder phase close contact and carries out heat conduction.
The top of described cooling stand is polyhedron, and described LED light source is fixed on described polyhedral circumferentially each face, and take described polyhedral circumferentially each face as datum level luminous to surrounding.
Described LED light source is also fixed on described polyhedral end face, and take described polyhedral end face as datum level luminous.
Described cooling stand adopts metal or thermal conductive ceramic or heat-conducting plastic to make.
The profile of described cooling stand is bent taper or pyramid is cylindrical or prismatic.
The profile of the incandescent lamp of described solid LED bulb and same specification and in the same size.
Described LED light source is positioned at the centre of luminescence of described cell-shell body.
Described cell-shell body adopts silica gel or soft PVC by injection mo(u)lding.
The profile of described cell-shell body resembles a pear in shape or spherical or candle.
The model of described lamp holder is E27 or E26 or E14 or E12 or GU10 or GU5.3 or B22.
The invention has the beneficial effects as follows: owing to the present invention includes lamp holder, cell-shell body, cooling stand, LED light source, described cell-shell body is solid heat conduction light penetrating object, the afterbody of described cell-shell body is connected with described lamp holder, in described cell-shell body, be provided with accommodating cavity, the shape of described accommodating cavity and size and described cooling stand are suitable, the inwall of described accommodating cavity and described cooling stand phase close contact, the heat that described LED light source produces is transmitted to described cell-shell body by described cooling stand and dispels the heat, described LED light source is fixed on the top of described cooling stand and transfers heat to described cooling stand, the bottom of described cooling stand is connected with described lamp holder phase close contact and carries out heat conduction, the present invention adopts described LED light source to replace the tungsten filament of conventional incandescent bulb, adopt described cooling stand to replace the tungsten filament support of conventional incandescent bulb, simultaneously, described cooling stand is also as the heat abstractor of LED, do not seem in appearance lofty, therefore volume of the present invention and profile are compared in full accordly with ordinary incandescent lamp bulb, and internal structure of the present invention seems from outside also to compare basically identical with ordinary incandescent lamp bulb, the invention solves the heat dissipation problem of full transmissive bulb, full transmissive bulb is weak heat-dissipating why, because LED is sealed in cell-shell, there is no Air Flow, and the heat conduction of air itself is very poor, described cell-shell body of the present invention is solid heat conduction light penetrating object, it is a kind of solid transmission substance, its heat conductivility improves greatly, having overcome existing heat-conducting liquid is inconvenient to produce, the drawbacks such as cracky leakage, even if described cell-shell body breaks, also not affect described LED light source luminous, be unlikely to make bulb to be scrapped, and convenient for production, as long as described cell-shell body and described cooling stand tight fit are packed into, the heat that described like this LED light source produces can be transmitted to described cell-shell body by described cooling stand and dispel the heat, through reality, test, the weight of solid LED bulb of the present invention and existing common full cell-shell LED bulb basically identical, because radiating effect is better, power of the present invention and luminous flux can significantly improve, LED bulb of the present invention can substitute traditional incandescent light bulb completely, plays energy-saving effect, the solid LED bulb of the full impregnated light that in sum, the present invention is a kind of good heat dissipation effect, good looking appearance, anti-dropping capability is good.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the embodiment of the present invention one;
Fig. 2 is the decomposition texture schematic diagram of the embodiment of the present invention one;
Fig. 3 is the side decomposition texture schematic diagram of the embodiment of the present invention one;
Fig. 4 is the side structure schematic diagram of the embodiment of the present invention two;
Fig. 5 is the side structure schematic diagram of the embodiment of the present invention three;
Fig. 6 is the side structure schematic diagram of the embodiment of the present invention four;
Fig. 7 is the side structure schematic diagram of the embodiment of the present invention five.
The specific embodiment
Embodiment mono-:
As shown in FIG. 1 to 3, the solid LED bulb of the present embodiment comprises lamp holder 1, cell-shell body 2, cooling stand 3, LED light source 4, the model of described lamp holder 1 is E14, described cell-shell body 2 is solid heat conduction light penetrating object, the afterbody of described cell-shell body 2 is connected with described lamp holder 1, the profile of the incandescent lamp of described solid LED bulb and same specification and in the same size, in the present embodiment, the profile candle of described cell-shell body 2, with the profile of existing incandescent lamp candle bulb and in the same size, can directly substitute use, in described cell-shell body 2, be provided with accommodating cavity 20, the shape of described accommodating cavity 20 and size and described cooling stand 3 are suitable, described LED light source 4 is positioned at the centre of luminescence of described cell-shell body 2, making illumination mode, the same with common osram lamp all to belong to center luminous, therefore illumination effect and ordinary incandescent lamp bulb are basically identical, being beneficial to the existing incandescent light bulb of replacement is installed in various light fixtures, described cell-shell body 2 adopts soft PVC by injection mo(u)lding, it is opaque, can't see from the outside inner described cooling stand 3 and described LED light source 4, be similar to the appearance of existing incandescent lamp frosted cell-shell, the inwall of described accommodating cavity 20 and described cooling stand 3 phase close contacts, the heat that described LED light source 4 produces is transmitted to described cell-shell body 2 by described cooling stand 3 and dispels the heat, described LED light source 4 is fixed on the top of described cooling stand 3 and transfers heat to described cooling stand 3, the bottom of described cooling stand 3 is connected with described lamp holder 1 phase close contact and carries out heat conduction, the heat that is conducive to produce when described LED light source 4 is luminous passes on described lamp holder 1, by described lamp holder 1, conduct heat on lamp socket and dispel the heat again, the profile of described cooling stand 3 is cylindrical, the top of described cooling stand 3 is positive tetrahedron, the top of certain described cooling stand 3 can be also other polyhedrons or other shapes, described LED light source 4 is fixed on described polyhedral circumferentially each face, and take described polyhedral circumferentially each face as datum level luminous to surrounding, described LED light source 4 is also fixed on described polyhedral end face, and take described polyhedral end face as datum level luminous, make the present invention as traditional incandescent light bulb to circumferentially and end face all directions luminous, be that illumination mode of the present invention is identical with common incandescent light bulb, therefore using LED bulb replace incandescent light bulb and fluorescent lamp bulb and put it into after light fixture, illumination effect and incandescent light bulb and fluorescent lamp bulb difference are little, can reach the illumination effect of Design of Luminaires completely, decorate properties is good, be conducive to the replacement to incandescent light bulb and fluorescent lamp bulb, and, described LED light source 4 of the present invention is arranged on described polyhedral circumferentially each face, can not make LED superpose on light emitting path, when therefore LED is luminous, can not interfere with each other and refraction occurs and reflect, improved light transmittance, illumination effect is good, described cooling stand 3 adopts aluminium to make, outward appearance is good, and good heat conductivity, can certainly adopt other metal to make.
Embodiment bis-:
As shown in Figure 4, the solid LED bulb of the present embodiment and the distinguishing characteristics of embodiment mono-are: in the present embodiment, the profile of described cell-shell body 2 is the candle that band draws tail, consistent with the existing tail candle bulb profile of drawing.
All the other features of the present embodiment are with embodiment mono-.
Embodiment tri-:
As shown in Figure 5, the solid LED bulb of the present embodiment and the distinguishing characteristics of embodiment mono-are: in the present embodiment, described cell-shell body 2 adopts transparent silica gel by injection mo(u)lding, can see from the outside inner described cooling stand 3 and described LED light source 4, be similar to the appearance of existing incandescent lamp transparent bulb case, the profile of described cell-shell body 2 is spherical in shape, consistent with the model G45 of incandescent lamp cell-shell, the model of described lamp holder 1 is E27, the profile of described cooling stand 3 is bent taper, be similar to beacon shape, handsome in appearance, appearance is good.
All the other features of the present embodiment are with embodiment mono-.
Embodiment tetra-:
As shown in Figure 6, the solid LED bulb of the present embodiment and the distinguishing characteristics of embodiment tri-are: in the present embodiment, the profile of described cell-shell body 2 resembles a pear in shape, consistent with the model A17 of incandescent lamp cell-shell, the main body profile of described cooling stand 3 is bent taper, bottom is also provided with a round platform, and described cooling stand 3 adopts thermal conductive ceramic to make.
All the other features of the present embodiment are with embodiment tri-.
Embodiment five:
As shown in Figure 7, the solid LED bulb of the present embodiment and the distinguishing characteristics of embodiment tri-are: in the present embodiment, the profile of described cell-shell body 2 is candle, consistent with the model C 35 of incandescent lamp cell-shell, and described cooling stand 3 adopts heat-conducting plastic to make.
All the other features of the present embodiment are with embodiment tri-.
Above embodiment only, for illustrating, is not construed as limiting the scope of the present invention.As described in the model of lamp holder 1 can also be E26 or E12 or GU10 or other models such as GU5.3 or B22, described cell-shell body 2 also can adopt other light transmissive material manufactures, the profile of described cooling stand 3 can also be pyramid or other shape such as prismatic, the described cooling stand 3 of above-mentioned various moulding is similar with the tungsten filament support of conventional incandescent bulb, as heat abstractor, outward appearance can not given the lofty sense of people simultaneously.
The present invention adopts the method for injection moulding to realize the production of solid-state described cell-shell body 2, if it is better that described cell-shell body 2 itself has elasticity, it can lean on shrinkage firmly to suck described cooling stand 3, and prevents that damaged ability is stronger, even can be as spring on the ground table tennis.
The present invention adopts described LED light source 4 to replace the tungsten filament of conventional incandescent bulb, adopt described cooling stand 3 to replace the tungsten filament support of conventional incandescent bulb, simultaneously, described cooling stand 3 is also as the heat abstractor of LED, do not seem in appearance lofty, therefore volume of the present invention and profile are compared in full accordly with ordinary incandescent lamp bulb, and internal structure of the present invention seems from outside also to compare basically identical with ordinary incandescent lamp bulb, the invention solves the heat dissipation problem of full transmissive bulb, full transmissive bulb is weak heat-dissipating why, because LED is sealed in cell-shell, there is no Air Flow, and the heat conduction of air itself is very poor, described cell-shell body 2 of the present invention is solid heat conduction light penetrating object, it is a kind of solid transmission substance, its heat conductivility improves greatly, having overcome existing heat-conducting liquid is inconvenient to produce, the drawbacks such as cracky leakage, even if described cell-shell body breaks, also not affect described LED light source luminous, be unlikely to make bulb to be scrapped, and convenient for production, as long as described cell-shell body and described cooling stand tight fit are packed into, the heat that described like this LED light source produces can be transmitted to described cell-shell body by described cooling stand and dispel the heat, through reality, test, the weight of solid LED bulb of the present invention and existing common full cell-shell LED bulb basically identical, because radiating effect is better, power of the present invention and luminous flux can significantly improve, LED bulb of the present invention can substitute traditional incandescent light bulb completely, plays energy-saving effect, the solid LED bulb of the full impregnated light that in sum, the present invention is a kind of good heat dissipation effect, good looking appearance, anti-dropping capability is good.
The present invention can be widely used in LED light source field.
Claims (10)
1. a solid LED bulb, comprise lamp holder (1), cell-shell body (2), cooling stand (3), LED light source (4), it is characterized in that: described cell-shell body (2) is solid heat conduction light penetrating object, the afterbody of described cell-shell body (2) is connected with described lamp holder (1), in described cell-shell body (2), be provided with accommodating cavity (20), the shape of described accommodating cavity (20) and size and described cooling stand (3) are suitable, the inwall of described accommodating cavity (20) and described cooling stand (3) phase close contact, the heat that described LED light source (4) produces is transmitted to described cell-shell body (2) by described cooling stand (3) and dispels the heat, described LED light source (4) is fixed on the top of described cooling stand (3) and transfers heat to described cooling stand (3), the bottom of described cooling stand (3) is connected with described lamp holder (1) phase close contact and carries out heat conduction.
2. solid LED bulb according to claim 1, it is characterized in that: the top of described cooling stand (3) is polyhedron, described LED light source (4) is fixed on described polyhedral circumferentially each face, and take described polyhedral circumferentially each face as datum level luminous to surrounding.
3. solid LED bulb according to claim 2, is characterized in that: described LED light source (4) is also fixed on described polyhedral end face, and take described polyhedral end face as datum level luminous.
4. solid LED bulb according to claim 1, is characterized in that: described cooling stand (3) adopts metal or thermal conductive ceramic or heat-conducting plastic to make.
5. solid LED bulb according to claim 1, is characterized in that: the profile of described cooling stand (3) is bent taper or pyramid is cylindrical or prismatic.
6. solid LED bulb according to claim 1, is characterized in that: the profile of the incandescent lamp of described solid LED bulb and same specification and in the same size.
7. solid LED bulb according to claim 1, is characterized in that: described LED light source (4) is positioned at the centre of luminescence of described cell-shell body (2).
8. solid LED bulb according to claim 1, is characterized in that: described cell-shell body (2) adopts silica gel or soft PVC by injection mo(u)lding.
9. solid LED bulb according to claim 1, is characterized in that: the profile of described cell-shell body (2) resembles a pear in shape or spherical or candle.
10. solid LED bulb according to claim 1, is characterized in that: the model of described lamp holder (1) is E27 or E26 or E14 or E12 or GU10 or GU5.3 or B22.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310534905.2A CN103527964A (en) | 2013-10-31 | 2013-10-31 | Solid LED (light-emitting diode) lamp bulb |
| PCT/CN2014/078166 WO2015062252A1 (en) | 2013-10-31 | 2014-05-22 | Solid led lamp bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310534905.2A CN103527964A (en) | 2013-10-31 | 2013-10-31 | Solid LED (light-emitting diode) lamp bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103527964A true CN103527964A (en) | 2014-01-22 |
Family
ID=49930194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310534905.2A Pending CN103527964A (en) | 2013-10-31 | 2013-10-31 | Solid LED (light-emitting diode) lamp bulb |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103527964A (en) |
| WO (1) | WO2015062252A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015062252A1 (en) * | 2013-10-31 | 2015-05-07 | 深圳市中电照明股份有限公司 | Solid led lamp bulb |
| CN105909990A (en) * | 2016-06-21 | 2016-08-31 | 浙江锐迪生光电有限公司 | LED light emitting device and LED filament lamp |
| EP3104068A1 (en) * | 2015-06-11 | 2016-12-14 | Unity Opto Technology Co., Ltd. | Solid-filled encapsulated led bulb |
| CN108087735A (en) * | 2018-01-15 | 2018-05-29 | 佛山电器照明股份有限公司 | A kind of LED bulb of high efficiency and heat radiation |
| CN109073196A (en) * | 2016-04-22 | 2018-12-21 | 飞利浦照明控股有限公司 | Lighting apparatus and luminaire including the lighting apparatus |
| EP3719385A1 (en) * | 2019-04-04 | 2020-10-07 | Herrnhuter Sterne GmbH | Electric candle |
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| US20110298355A1 (en) * | 2010-06-08 | 2011-12-08 | Cree Led Lighting Solutions, Inc. | Lighting devices with differential light transmission regions |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015062252A1 (en) * | 2013-10-31 | 2015-05-07 | 深圳市中电照明股份有限公司 | Solid led lamp bulb |
| EP3104068A1 (en) * | 2015-06-11 | 2016-12-14 | Unity Opto Technology Co., Ltd. | Solid-filled encapsulated led bulb |
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| CN109073196A (en) * | 2016-04-22 | 2018-12-21 | 飞利浦照明控股有限公司 | Lighting apparatus and luminaire including the lighting apparatus |
| CN109073196B (en) * | 2016-04-22 | 2020-12-25 | 昕诺飞控股有限公司 | Lighting device and luminaire comprising such a lighting device |
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| CN108087735A (en) * | 2018-01-15 | 2018-05-29 | 佛山电器照明股份有限公司 | A kind of LED bulb of high efficiency and heat radiation |
| EP3719385A1 (en) * | 2019-04-04 | 2020-10-07 | Herrnhuter Sterne GmbH | Electric candle |
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| Publication number | Publication date |
|---|---|
| WO2015062252A1 (en) | 2015-05-07 |
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Application publication date: 20140122 |