CN105937716A - LED bulb lamp capable of emitting light at large angle - Google Patents
LED bulb lamp capable of emitting light at large angle Download PDFInfo
- Publication number
- CN105937716A CN105937716A CN201610529919.9A CN201610529919A CN105937716A CN 105937716 A CN105937716 A CN 105937716A CN 201610529919 A CN201610529919 A CN 201610529919A CN 105937716 A CN105937716 A CN 105937716A
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- substrate
- light source
- lamp
- lamp holder
- luminous
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- 239000000758 substrate Substances 0.000 claims abstract description 110
- 239000000919 ceramic Substances 0.000 claims description 27
- 239000012790 adhesive layer Substances 0.000 claims description 26
- 239000004020 conductor Substances 0.000 claims description 17
- 239000011521 glass Substances 0.000 claims description 9
- 229910052594 sapphire Inorganic materials 0.000 claims description 9
- 239000010980 sapphire Substances 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 229910052756 noble gas Inorganic materials 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 19
- 238000005286 illumination Methods 0.000 abstract description 12
- 230000004907 flux Effects 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 abstract 1
- 239000000565 sealant Substances 0.000 abstract 1
- 239000003292 glue Substances 0.000 description 4
- 230000001678 irradiating effect Effects 0.000 description 4
- 238000004020 luminiscence type Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000007639 printing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Classifications
-
- 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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- 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
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
-
- 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
-
- 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
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to an LED bulb lamp capable of emitting light at a large angle. The LED bulb lamp comprises a lamp holder and a lamp bulb shell connected with the lamp holder and provided with a sealed containing space. An LED light source forming space positioning relative to the lamp bulb shell is arranged in the lamp bulb shell. The LED bulb lamp is characterized in that the LED light source comprises a first light source coaxial with the lamp holder and of a planar sheet or annular structure, the first light source comprises a light-pervious first substrate and a first light-emitting module downwards arranged on the single face of the first substrate and away from the lamp holder, and the surface of the first light-emitting module is wrapped by a first fluorescent sealant layer. The LED bulb lamp is high in effective light flux ratio, and the 360-degree illumination effect can be achieved; as the face light source, the LED light source forms uniform light spots; the first light source of a sheet or annular structure is large in cooling area, chip temperature is low, service life is long, light flux maintenance rate is high, structural strength is high, and lamp failure caused by breakage can not easily happen.
Description
Technical field
The present invention relates to a kind of bulb lamp, especially relate to the LEDbulb lamp that a kind of wide-angle is luminous.
Background technology
LED light source has the advantages such as efficiency height, life-span length, and its life-span is longer than ordinary incandescent lamp.Along with energy-saving and emission-reduction policy, the LED industry trend pickup of energy-conserving and environment-protective are carried out by country, LED illumination product tends to ripe.Traditional LED bulb mainly uses paster light source, and substrate is light tight, and lighting angle is little, and illuminating effect is undesirable, needs external member of dispelling the heat bottom LED simultaneously, is shining into the lighting angle that also have impact on ball bubble while cost increases.LED filament bulb lamp uses many root lengths barcode LED filament combination to constitute light source, realize 360 degree of luminescences, but the useful luminous flux being aimed downwardly user area is not enough, and actual illumination effect is undesirable, simultaneously, filament substrate area of dissipation is limited, LED chip junction temperature is higher, longevity, and linear light source there is also that hot spot is poor, the problem of uneven illumination, its elongated structural strength is not enough, also easily causes the problems such as the dead lamp of fracture.
Summary of the invention
The invention provides the LEDbulb lamp of the wide-angle luminescence that a kind of illuminating module is arranged on the substrate of light-permeable and is coated with fluorescence adhesive layer；Solve tradition LED ball and steep the problem that wide-angle relatively difficult to achieve is luminous, improve filament ask present in be aimed downwardly that the useful luminous flux of user area is not enough, LED chip junction temperature is higher, the problem of longevity, hot spot difference uneven illumination, the most dead lamp etc..
The above-mentioned technical problem of the present invention is mainly addressed by following technical proposals: the LEDbulb lamp that a kind of wide-angle is luminous, including connecting the bulb housing with sealing receiving space having on lamp holder and its, its sterically defined LED light source of formation relatively it is provided with in bulb housing, it is characterized in that: described LED light source includes and becomes to be coaxially disposed with lamp holder and for planar sheet or the first light source of circulus, the first substrate that first light source includes light-permeable and the first illuminating module being arranged on first substrate one side and arranging down back to lamp holder, the Surface coating of the first illuminating module has the first fluorescence adhesive layer.First illuminating module is arranged on first substrate one side and back to lamp holder down, therefore, the light that the first fluorescence adhesive layer effect on the first illuminating module and its surface produces mainly is aimed downwardly, main light is delivered to user area under leading to, and useful luminous flux ratio is high, simultaneously, owing to first substrate is printing opacity, therefore, light also has the small part top to first substrate and surrounding irradiation through refraction, thus forms 360 ° of illuminating effects；The first light source using planar sheet or circulus is luminous as LED light source, and as area source, hot spot is uniform；First light source heat radiation area of lamellar or circulus is big, and chip temperature is low, and the life-span is long, and lux maintenance is high, and structural strength is good simultaneously, not the dead lamp of easy fracture.
As preferably, described LED light source also includes the secondary light source being conductively connected with the first light source and coaxially be arrangeding in parallel, the second substrate that secondary light source includes light-permeable and the second illuminating module being arranged on second substrate one side and arranging down back to lamp holder, the Surface coating of the second illuminating module has the second fluorescence adhesive layer, is provided with and becomes, with it, the through hole being coaxially disposed inside first substrate.In like manner, second illuminating module Surface coating has the second fluorescence adhesive layer, the light that secondary light source sends mainly is aimed downwardly, the main light of secondary light source is delivered to user area under leading to, useful luminous flux ratio is high, the light that secondary light source produces also has the small part top to first substrate and surrounding irradiation through refraction, thus form 360 ° of illuminating effects, the light that secondary light source produces can be formed with the light that the first light source produces and mix reinforcement, therefore, use double light source design, easily improve brightness, the centre of luminescence can be with flexible, design difficulty is low, readily satisfy the design requirement of USDOE's Energy Star.
As preferably, in bulb housing, it is filled with the noble gas for heat conduction, the heat driving power supply and LED light source to produce can be delivered to bulb housing, and then diffuse to outside, reach the effect of quick heat radiating.And without extra radiating sleeve piece optimization device cost.
As preferably, described first substrate is the ceramic substrate of light-permeable, glass substrate, fluorescence ceramics substrate, transparent ceramic base or sapphire substrate, the first described fluorescence adhesive layer be the most also coated in first substrate by lamp holder one side and with in the region corresponding to the first illuminating module.Ceramic substrate, glass substrate, fluorescence ceramics substrate, transparent ceramic base and sapphire substrate are light-permeable substrate material conventional on market, and therefore, any one in employing aforesaid substrate is as first substrate, and the product translucent effect made is good.First illuminating module is two-sided glue, and therefore, the first illuminating module is transmitted through the irradiating angle of the light being mixed to form after the light of the substrate back side fluorescence adhesive layer again through place excites refraction and increases further, uniform illumination.
As preferably, described first substrate and second substrate are the ceramic substrate of light-permeable, glass substrate, fluorescence ceramics substrate, transparent ceramic base or sapphire substrate, the second described fluorescence adhesive layer be the most also coated in second substrate by lamp holder one side and with in the region corresponding to the second illuminating module, the first fluorescence adhesive layer be the most also coated in first substrate by lamp holder one side and with in the region corresponding to the first illuminating module.First substrate and second substrate are respectively adopted the one in the ceramic substrate of light-permeable, glass substrate, fluorescence ceramics substrate, transparent ceramic base or sapphire substrate, and the product translucent effect made is good.Second illuminating module and the first illuminating module are two-sided glue, therefore, second illuminating module and the first illuminating module are transmitted through the irradiating angle of the light being mixed to form after the light of the respective substrate back side fluorescence adhesive layer again through place excites refraction and increase further, uniform illumination.
As preferably, the projection of described secondary light source is positioned at through hole to the projected area corresponding to the first light source.Secondary light source projection is positioned at through hole to the projected area corresponding to the first light source, both are simultaneously luminous and mutually will not block the light of the other side, greatly reduce the light between light source to absorb, improve luminous efficiency, both are formed and mix enhancing in the same direction, and downward useful luminous flux ratio is high, and hot spot is good, uniform illumination, illuminating effect is preferable.
As preferably, the outer rim shape of described second substrate is identical with the shape of through hole and both are for can be fitted together to setting.The outer rim shape of second substrate is identical with the shape of through hole and both are for can be fitted together to setting, and therefore, first substrate and second substrate can be formed by same substrate time processing, and baseplate material utilization rate is high, advantageously reduces cost.
As preferably, described secondary light source is to be provided with a pair between laminated structure, and secondary light source and the first light source make both conductive communication and form the plain conductor of location.Plain conductor is possible not only to form mutually conduction for both, it is also possible to for fixing both relative positions.
As preferably, being fixedly connected with wick column in the inside of bulb housing, the lower end of two plain conductors is fixed in being located in wick column respectively and is formed with lamp holder and is conductively connected.Wick column may be used for protecting its internal plain conductor, plain conductor can also play certain fixation simultaneously, prevent it from deforming upon in case of shock.
As preferably, between described lamp holder and plain conductor, it is conductively connected power drives.Being conductively connected power drives between lamp holder and plain conductor, LED light source needs powered by direct current, drives power supply alternating current power supply can be changed into unidirectional current.
Therefore, the present invention has the following characteristics that 1. illuminating module are arranged on substrate one side and back to lamp holder down, the light of generation is mainly aimed downwardly compared to existing technology, and light is delivered to user area under leading to, and useful luminous flux ratio is high；2. substrate is printing opacity, and light can irradiate to bottom and surrounding through substrate through refraction, it is achieved 360 ° of illuminating effects；3. the light source using planar sheet or circulus is luminous as LED light source, and as area source, hot spot is uniform, and area of dissipation is big, and chip temperature is low, and the life-span is long, and lux maintenance is high, and structural strength is good simultaneously, not the dead lamp of easy fracture.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the embodiment of the present invention 1 band partly cut-away；
Accompanying drawing 2 is the structural representation of the embodiment of the present invention 2 band partly cut-away；
Accompanying drawing 3 is the structural representation after the embodiment of the present invention 2 removes bulb housing；
Accompanying drawing 4 is structural representation during the uncoated first fluorescence adhesive layer of the first light source；
Accompanying drawing 5 is the sectional view that the first light source is cut open along its axis；
Accompanying drawing 6 is structural representation during the uncoated first fluorescence adhesive layer of secondary light source；
Accompanying drawing 7 is the sectional view that secondary light source is cut open along its axis.
Detailed description of the invention
Below by embodiment, and combine accompanying drawing, technical scheme is described in further detail.
Embodiment 1: see Fig. 1, Fig. 4, Fig. 5, the LEDbulb lamp that a kind of wide-angle is luminous, including lamp holder 1 and its upper connect the bulb housing 2 with sealing receiving space having, its sterically defined LED light source of formation relatively it is provided with in bulb housing 2, LED light source includes and becomes to be coaxially disposed with lamp holder 1 and for planar sheet or the first light source 3 of circulus, first light source 3 includes the first substrate 31 of light-permeable and the first illuminating module 32 being arranged on first substrate 31 one side and arranging down back to lamp holder 1, and the Surface coating of the first illuminating module 32 has the first fluorescence adhesive layer 33.First illuminating module is arranged on first substrate one side and back to lamp holder down, therefore, the light that the first fluorescence adhesive layer effect on the first illuminating module and its surface produces mainly is aimed downwardly, main light is delivered to user area under leading to, and useful luminous flux ratio is high, simultaneously, owing to first substrate is printing opacity, therefore, light also has the small part top to first substrate and surrounding irradiation through refraction, thus forms 360 ° of illuminating effects；The first light source using planar sheet or circulus is luminous as LED light source, and as area source, hot spot is uniform；First light source heat radiation area of lamellar or circulus is big, and chip temperature is low, and the life-span is long, and lux maintenance is high, and structural strength is good simultaneously, not the dead lamp of easy fracture.
The noble gas for heat conduction it is filled with in bulb housing 2.It is filled with the noble gas for heat conduction in bulb housing, the heat driving power supply and LED light source to produce can be delivered to bulb housing, and then diffuse to outside, reach the effect of quick heat radiating.
Wherein, first substrate 31 is any one in the ceramic substrate of light-permeable, glass substrate, fluorescence ceramics substrate, transparent ceramic base or sapphire substrate, and the product translucent effect made is good.First fluorescence adhesive layer 33 is the most also coated in first substrate 31 and forms two-sided some glue cladding by lamp holder 1 one side and in the region corresponding to the first illuminating module 32, therefore, first illuminating module is transmitted through the irradiating angle of the light being mixed to form after the light of the substrate back side fluorescence adhesive layer again through place excites refraction and increases further, uniform illumination.
Seeing Fig. 1, be fixedly connected with wick column 6 in the inside of bulb housing 2, the lower end of two plain conductors 5 is fixed in being located in wick column 6 respectively and is formed with lamp holder 1 and is conductively connected.Wick column may be used for protecting its internal plain conductor, plain conductor can also play certain fixation simultaneously, prevent it from deforming upon in case of shock.
See Fig. 1, between lamp holder 1 and plain conductor 5, be conductively connected power drives 7.Being conductively connected power drives between lamp holder and plain conductor, LED light source needs powered by direct current, drives power supply alternating current power supply can be changed into unidirectional current.
Embodiment 2: see Fig. 2, Fig. 3, Fig. 6, Fig. 7, LED light source also includes the secondary light source 4 being conductively connected with the first light source 3 and coaxially be arrangeding in parallel, secondary light source 4 includes the second substrate 41 of light-permeable and the second illuminating module 42 being arranged on second substrate 41 one side and arranging down back to lamp holder 1, the Surface coating of the second illuminating module 42 has the second fluorescence adhesive layer 43, and internal being provided with of first substrate 31 becomes the through hole 311 being coaxially disposed with it.In like manner, second illuminating module Surface coating has the second fluorescence adhesive layer, the light that secondary light source sends mainly is aimed downwardly, the main light of secondary light source is delivered to user area under leading to, useful luminous flux ratio is high, the light that secondary light source produces also has the small part top to first substrate and surrounding irradiation through refraction, thus form 360 ° of illuminating effects, the light that secondary light source produces can be formed with the light that the first light source produces and mix reinforcement, therefore, use double light source design, easily improve brightness, the centre of luminescence can be with flexible, design difficulty is low, readily satisfy the design requirement of USDOE's Energy Star.
First substrate 31 and second substrate 41 are the ceramic substrate of light-permeable, glass substrate, fluorescence ceramics substrate, transparent ceramic base or sapphire substrate.Ceramic substrate, glass substrate, fluorescence ceramics substrate, transparent ceramic base and sapphire substrate are light-permeable substrate material conventional on market, and translucent effect is good.
See Fig. 5, Fig. 7, second fluorescence adhesive layer 43 be the most also coated in second substrate 41 by lamp holder 1 one side and with in the region corresponding to the second illuminating module 42, the first fluorescence adhesive layer 33 be the most also coated in first substrate 31 by lamp holder 1 one side and with in the region corresponding to the first illuminating module 32.Second illuminating module and the first illuminating module are two-sided glue, therefore, second illuminating module and the first illuminating module are transmitted through the irradiating angle of the light being mixed to form after the light of the respective substrate back side fluorescence adhesive layer again through place excites refraction and increase further, uniform illumination.
Secondary light source 4 projects and is positioned at through hole 311 to the projected area corresponding to the first light source 3.Secondary light source projection is positioned at through hole to the projected area corresponding to the first light source, both are simultaneously luminous and mutually will not block the light of the other side, greatly reduce the light between light source to absorb, improve luminous efficiency, both are formed and mix enhancing in the same direction, and downward useful luminous flux ratio is high, and hot spot is good, uniform illumination, illuminating effect is preferable.
The outer rim shape of second substrate 41 is identical with the shape of through hole 311 and both are for can be fitted together to setting.The outer rim shape of second substrate is identical with the shape of through hole and both are for can be fitted together to setting, therefore, first substrate and second substrate can be processed by same substrate cut, when after the contour structures processing first substrate, again substrate is carried out borehole cutting, the substrate that endoporus cuts out is as second substrate, baseplate material utilization rate is high, advantageously reduce cost, simultaneously, both are simultaneously luminous and mutually will not block the light of the other side, greatly reduce the light between light source to absorb, improve luminous efficiency, both form complementation, hot spot is good, uniform illumination, illuminating effect is preferable.
See that Fig. 3, Fig. 6, secondary light source 4 are laminated structure, and between secondary light source 4 and the first light source 3, be provided with a pair the plain conductor 5 making both conductive communication and formation position.Plain conductor is possible not only to form mutually conduction for both, it is also possible to for fixing both relative positions.
Remainder is same as in Example 1.
It is apparent to one skilled in the art that the present invention can change into various ways, and such change is not regarded as a departure from the scope of the present invention.All such obviously amendments described skilled person are included within the scope of present claims.
Claims (10)
1. the LEDbulb lamp that a wide-angle is luminous, including lamp holder (1) and on it connect have have seal receiving space bulb housing (2), its sterically defined LED light source of formation relatively it is provided with in bulb housing (2), it is characterized in that: described LED light source includes and becomes to be coaxially disposed with lamp holder (1) and for planar sheet or first light source (3) of circulus, first substrate (31) that first light source (3) includes light-permeable and the first illuminating module (32) being arranged on first substrate (31) one side and arranging down back to lamp holder (1), the Surface coating of the first illuminating module (32) has the first fluorescence adhesive layer (33).
The LEDbulb lamp that wide-angle the most according to claim 1 is luminous, it is characterized in that: described LED light source also includes the secondary light source (4) being conductively connected with the first light source (3) and coaxially be arrangeding in parallel, second substrate (41) that secondary light source (4) includes light-permeable and the second illuminating module (42) being arranged on second substrate (41) one side and arranging down back to lamp holder (1), the Surface coating of the second illuminating module (42) has the second fluorescence adhesive layer (43), and internal being provided with of first substrate (31) becomes the through hole (311) being coaxially disposed with it.
The LEDbulb lamp that wide-angle the most according to claim 1 and 2 is luminous, it is characterised in that:
Bulb housing is filled with the noble gas for heat conduction in (2).
The LEDbulb lamp that wide-angle the most according to claim 1 is luminous, it is characterized in that: described first substrate (31) is the ceramic substrate of light-permeable, glass substrate, fluorescence ceramics substrate, transparent ceramic base or sapphire substrate, the first described fluorescence adhesive layer (33) be the most also coated in first substrate (31) by lamp holder (1) one side and with in the region corresponding to the first illuminating module (32).
The LEDbulb lamp that wide-angle the most according to claim 2 is luminous, it is characterized in that: described first substrate (31) and second substrate (41) are the ceramic substrate of light-permeable, glass substrate, fluorescence ceramics substrate, transparent ceramic base or sapphire substrate, the second described fluorescence adhesive layer (43) be the most also coated in second substrate (41) by lamp holder (1) one side and with in the region corresponding to the second illuminating module (42), first fluorescence adhesive layer (33) be the most also coated in first substrate (31) by lamp holder (1) one side and with in the region corresponding to the first illuminating module (32).
The LEDbulb lamp that wide-angle the most according to claim 2 is luminous, it is characterised in that: described secondary light source (4) projection is positioned at through hole (311) to the projected area corresponding to the first light source (3).
The LEDbulb lamp that wide-angle the most according to claim 2 is luminous, it is characterised in that: the outer rim shape of described second substrate (41) is identical with the shape of through hole (311) and both are for can be fitted together to setting.
The LEDbulb lamp that wide-angle the most according to claim 6 is luminous, it is characterized in that: described secondary light source (4) is laminated structure, and between secondary light source (4) and the first light source (3), be provided with a pair the plain conductor (5) making both conductive communication and formation position.
The LEDbulb lamp that wide-angle the most according to claim 8 is luminous, it is characterized in that: be fixedly connected with wick column (6) in the inside of bulb housing (2), the lower end of two plain conductors (5) is fixed in being located in wick column (6) respectively and is formed with lamp holder (1) and is conductively connected.
The LEDbulb lamp that wide-angle the most according to claim 9 is luminous, it is characterised in that: it is conductively connected power drives (7) between described lamp holder (1) and plain conductor (5).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016101400231 | 2016-03-11 | ||
| CN201610140023 | 2016-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105937716A true CN105937716A (en) | 2016-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610529919.9A Withdrawn CN105937716A (en) | 2016-03-11 | 2016-06-30 | LED bulb lamp capable of emitting light at large angle |
| CN201620710349.9U Active CN205859665U (en) | 2016-03-11 | 2016-06-30 | The LEDbulb lamp that a kind of wide-angle is luminous |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620710349.9U Active CN205859665U (en) | 2016-03-11 | 2016-06-30 | The LEDbulb lamp that a kind of wide-angle is luminous |
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| Country | Link |
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| CN (2) | CN105937716A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641785A (en) * | 2017-02-28 | 2017-05-10 | 浙江英特来光电科技有限公司 | Novel LED bulb lamp |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937716A (en) * | 2016-03-11 | 2016-09-14 | 浙江英特来光电科技有限公司 | LED bulb lamp capable of emitting light at large angle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014013656A1 (en) * | 2012-07-17 | 2014-01-23 | パナソニック株式会社 | Bulb lamp and lighting device |
| CN203731166U (en) * | 2014-03-13 | 2014-07-23 | 梁倩 | LED bulb lamp |
| CN103994349A (en) * | 2014-05-04 | 2014-08-20 | 杭州杭科光电股份有限公司 | LED bulb lamp with high lighting efficiency |
| CN104482446A (en) * | 2015-01-05 | 2015-04-01 | 江苏立德照明产业有限公司 | Annular LED bulb lamp |
| US20150300579A1 (en) * | 2012-12-04 | 2015-10-22 | Shanghai Sansi Electronic Engineering Co., Ltd. | LED Bulb Lamp Capable of Realizing Wide-Angle Luminescence |
| CN205859665U (en) * | 2016-03-11 | 2017-01-04 | 浙江英特来光电科技有限公司 | The LEDbulb lamp that a kind of wide-angle is luminous |
-
2016
- 2016-06-30 CN CN201610529919.9A patent/CN105937716A/en not_active Withdrawn
- 2016-06-30 CN CN201620710349.9U patent/CN205859665U/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014013656A1 (en) * | 2012-07-17 | 2014-01-23 | パナソニック株式会社 | Bulb lamp and lighting device |
| US20150300579A1 (en) * | 2012-12-04 | 2015-10-22 | Shanghai Sansi Electronic Engineering Co., Ltd. | LED Bulb Lamp Capable of Realizing Wide-Angle Luminescence |
| CN203731166U (en) * | 2014-03-13 | 2014-07-23 | 梁倩 | LED bulb lamp |
| CN103994349A (en) * | 2014-05-04 | 2014-08-20 | 杭州杭科光电股份有限公司 | LED bulb lamp with high lighting efficiency |
| CN104482446A (en) * | 2015-01-05 | 2015-04-01 | 江苏立德照明产业有限公司 | Annular LED bulb lamp |
| CN205859665U (en) * | 2016-03-11 | 2017-01-04 | 浙江英特来光电科技有限公司 | The LEDbulb lamp that a kind of wide-angle is luminous |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641785A (en) * | 2017-02-28 | 2017-05-10 | 浙江英特来光电科技有限公司 | Novel LED bulb lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN205859665U (en) | 2017-01-04 |
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Application publication date: 20160914 |
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