CN106322158A - LED filament bulb - Google Patents
LED filament bulb Download PDFInfo
- Publication number
- CN106322158A CN106322158A CN201610848935.4A CN201610848935A CN106322158A CN 106322158 A CN106322158 A CN 106322158A CN 201610848935 A CN201610848935 A CN 201610848935A CN 106322158 A CN106322158 A CN 106322158A
- Authority
- CN
- China
- Prior art keywords
- shell
- led light
- lower house
- upper shell
- shell body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000012634 fragment Substances 0.000 claims description 13
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 18
- 230000005611 electricity Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 229910052756 noble gas Inorganic materials 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000009423 ventilation 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
- F21V19/0015—Fastening arrangements intended to retain light sources
- F21V19/0025—Fastening arrangements intended to retain light sources the fastening means engaging the conductors of the light source, i.e. providing simultaneous fastening of the light sources and their electric connections
-
- 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
- F21V15/00—Protecting lighting devices from damage
- F21V15/01—Housings, e.g. material or assembling of housing parts
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
-
- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- 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
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses an LED filament bulb which comprises a bulb shell, a lamp core located in the bulb shell, a drive circuit module and a lamp cap. The lamp core comprises an LED light source. The LED light source is connected with the drive circuit module. The LED light source comprises n LED light-emitting strips, wherein n is an integer larger than or equal to 1. The bulb shell comprises an upper shell body, a lower shell body and an upper cover. The upper end and the lower end of the upper shell body are opened, and the upper end and the lower end of the lower shell body are opened. The lower end of the upper shell body is fixedly connected with the upper end of the lower shell body, and the upper cover is fixedly arranged at the position of an opening of the upper end of the upper shell body and covers the position of the opening of the upper end of the upper shell body. Multiple air inlets are formed in the lower portion of the upper shell body, and multiple air outlets are formed in the upper cover. The lamp core further comprises a supporting frame which is fixedly connected with the upper shell body, and one ends of the n LED light-emitting strips are fixed to the supporting frame. The drive circuit module is fixedly arranged in the lower shell body, and the lamp cap is fixedly connected with the lower shell body. The LED filament bulb has the beneficial effects that the manufacturing process is simple, and resource consumption is low.
Description
Technical field
The present invention relates to a kind of bulb, especially relate to a kind of LED filament bulb.
Background technology
Existing LED filament bulb generally includes cell-shell, is positioned at the wick of cell-shell, drive circuit module and lamp holder, bubble
Shell is glass cell-shell, and wick is made up of stem stem and the LED light source being arranged on stem stem, and LED light source includes multiple LED light-emitting section,
Multiple LED light-emitting sections respectively, stem stem are provided with and organize the wire rack mount pair being connected with drive circuit module more, often organize tinsel
Support is to including being arranged on the upper wire rack mount on stem stem top and being arranged on the lower wire rack mount of stem stem bottom, each LED
The two ends of light-emitting section connect one to one with the upper wire rack mount of one group of wire rack mount pair and lower wire rack mount.
Existing LED filament bulb, when making, first makes stem stem, and stem stem is by glass rod, seal wire, loudspeaker and glass
Pipe is obtained by flame hot-working, is then arranged on stem stem by LED light source and obtains wick, then wick and cell-shell is carried out heat
Sealing by fusing becomes hair to steep, in order to ensure the thermal diffusivity of bulb, after now need to being extracted out by the air in cell-shell via stem stem again in cell-shell
Inject the noble gas helping LED light source heat radiation, in stem stem and cell-shell are sintered making cell-shell after having injected by noble gas
Being formed and seal space, finally assembling drive circuit module and lamp holder obtain LED filament bulb finished product.Existing LED filament bulb
Manufacturing process is various, needs to use the fuel gas such as natural gas or liquefied gas and comburant oxygen in manufacturing process, and resource consumes
Take bigger.
Summary of the invention
It is simple that the technical problem to be solved is to provide a kind of manufacturing process, the LED filament lamp that resource cost is few
Bubble.
The present invention solves the technical scheme that above-mentioned technical problem used: a kind of LED filament bulb, including cell-shell, position
Wick, drive circuit module and lamp holder in described cell-shell, described wick includes LED light source, described LED light source with
Described drive circuit module connects, and described LED light source includes n LED light-emitting section, and n is the integer more than or equal to 1, described
Cell-shell include upper shell, lower house and upper cover, described upper shell and the upper and lower both ends open of described lower house, described is upper
The fixing connection in the lower end of housing and the upper end of described lower house, described upper cover is fixedly installed on the upper end of described upper shell
Opening part is covered, and the bottom of described upper shell is provided with multiple air inlet, described on cover multiple gas outlet be set,
Described wick also includes that bracing frame, described bracing frame and described upper shell are fixing and connects, n described LED light-emitting section
One end be fixed on described bracing frame, described drive circuit module is fixedly installed in described lower house, described
Lamp holder and the fixing connection of described lower house.
Described bracing frame includes n the snap component that base and Yan Yiquan are distributed on described base, described card
Buckle assembly includes that clamping platform and clamping shell fragment, described clamping platform and described clamping shell fragment are separately fixed at described base
On, it is clamped fixing between clamping platform and the described clamping shell fragment described in the insertion of one end of described LED light-emitting section.This structure
In, LED light-emitting section is fixed by the snap component consisted of clamping platform and clamping shell fragment, improves its installation further convenient
Property.
Multiple described air inlets are uniformly distributed along a circle, described air inlet from the outer inclination of described upper shell to
On extend to the inwall of described upper shell, multiple described gas outlets are uniformly distributed along a circle, and described gas outlet is from described
The upper surface of upper cover extend obliquely downward the lower surface to described upper cover.In this structure, air inlet is inclined upwardly setting, just
Enter inside cell-shell in the air outside cell-shell, improve radiating effect.
Described air inlet gradually tapers up from outside to inside, and the maximum cross-section area of described air inlet is its smallest cross-sectional face
Long-pending 10 times；Described gas outlet gradually tapers up from outside to inside, and the maximum cross-section area of described gas outlet is its smallest cross-sectional
10 times of area.In this structure, the air outside cell-shell, after entering in air inlet, is gradually compressed, and its temperature is gradually lowered,
When air in cell-shell is discharged from gas outlet, gas outlet becomes larger, and improves its exhaust velocity, thus improves heat radiation effect further
Really.
Cover on described and be provided with slot, in the slot described in other end insertion of multiple described LED light-emitting sections.Should
In structure, fixed LED lamp bar further by slot, improve the mounting stability of LED lamp bar.
The material of described cell-shell and described bracing frame is plastics.
The external screw thread that the female thread with described lamp holder mates it is provided with, described lamp holder and described on described lower house
Lower house connect by described female thread and described external screw thread are fixing.
Compared with prior art, it is an advantage of the current invention that to constitute cell-shell, upper casing by upper shell, lower house and upper cover
The fixing connection of body and the upper and lower both ends open of lower house, the lower end of upper shell and the upper end of lower house, upper cover is fixedly installed on upper casing
Being covered at the upper end open of body, the bottom of upper shell is provided with multiple air inlet, above covers and arranges multiple gas outlet, wick
Also including that bracing frame, bracing frame and upper shell are fixing to connect, one end of n LED light-emitting section is fixed on bracing frame, drive circuit
Module is fixedly installed in lower house, lamp holder and the fixing connection of lower house, and the LED filament bulb of the present invention uses and supports seat replacement
Stem stem realizes the installation of LED light-emitting section, is realized cross-ventilation carried out LED light-emitting section by arranging of air inlet and gas outlet
Heat radiation, it is not necessary to cell-shell carried out evacuation and injects the noble gas helping LED light source heat radiation in cell-shell, it is not required that burning
Knot forms confined space, cell-shell and bracing frame in making cell-shell can be by fixing connections such as screws, and manufacturing process is simple, and resource consumes
Take few.
Accompanying drawing explanation
Fig. 1 is the sectional view of the LED filament bulb of the present invention；
Fig. 2 is the front view of the LED filament bulb of the present invention；
Fig. 3 is the exploded view of the LED filament bulb of the present invention；
Fig. 4 is the structure chart of the bracing frame of the LED filament bulb of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
Embodiment one: as shown in the figure: a kind of LED filament bulb, including cell-shell, is positioned at the wick of cell-shell, drive circuit
Module 1 and lamp holder 2, wick includes that LED light source, LED light source are connected with drive circuit module 1, and LED light source includes that n LED is luminous
Bar 3, n is the integer more than or equal to 1, and cell-shell includes that upper shell 4, lower house 5 and upper cover 6, upper shell 4 and lower house 5 are two
The tubular of end opening, the lower end of upper shell 4 and the upper end of lower house 5 are fixing to be connected, and upper cover 6 is fixedly installed on the upper of upper shell 4
Being covered at end opening, the bottom of upper shell 4 is provided with multiple air inlet 41, and upper cover 6 arranges multiple gas outlet 61, wick
Also including bracing frame, bracing frame and the fixing connection of upper shell 4, one end of n LED light-emitting section 3 is fixed on bracing frame, drives electricity
Road module 1 is fixedly installed in lower house 5, lamp holder 2 and the fixing connection of lower house 5.
Embodiment two: as shown in the figure: a kind of LED filament bulb, including cell-shell, is positioned at the wick of cell-shell, drive circuit
Module 1 and lamp holder 2, wick includes that LED light source, LED light source are connected with drive circuit module 1, and LED light source includes that n LED is luminous
Bar 3, n is the integer more than or equal to 1, and cell-shell includes that upper shell 4, lower house 5 and upper cover 6, upper shell 4 and lower house 5 are two
The tubular of end opening, the lower end of upper shell 4 and the upper end of lower house 5 are fixing to be connected, and upper cover 6 is fixedly installed on the upper of upper shell 4
Being covered at end opening, the bottom of upper shell 4 is provided with multiple air inlet 41, and upper cover 6 arranges multiple gas outlet 61, wick
Also including bracing frame, bracing frame and the fixing connection of upper shell 4, one end of n LED light-emitting section 3 is fixed on bracing frame, drives electricity
Road module 1 is fixedly installed in lower house 5, lamp holder 2 and the fixing connection of lower house 5.
In the present embodiment, bracing frame includes n the snap component that base 7 and Yan Yiquan is distributed on base 7, snap component
Being separately fixed on base 7 including clamping platform 8 and clamping shell fragment 9, clamping platform 8 and clamping shell fragment 9, one end of LED light-emitting section 3 is inserted
Enter be clamped between clamping platform 8 and clamping shell fragment 9 fixing.
Embodiment three: as shown in the figure: a kind of LED filament bulb, including cell-shell, is positioned at the wick of cell-shell, drive circuit
Module 1 and lamp holder 2, wick includes that LED light source, LED light source are connected with drive circuit module 1, and LED light source includes that n LED is luminous
Bar 3, n is the integer more than or equal to 1, and cell-shell includes that upper shell 4, lower house 5 and upper cover 6, upper shell 4 and lower house 5 are two
The tubular of end opening, the lower end of upper shell 4 and the upper end of lower house 5 are fixing to be connected, and upper cover 6 is fixedly installed on the upper of upper shell 4
Being covered at end opening, the bottom of upper shell 4 is provided with multiple air inlet 41, and upper cover 6 arranges multiple gas outlet 61, wick
Also including bracing frame, bracing frame and the fixing connection of upper shell 4, one end of n LED light-emitting section 3 is fixed on bracing frame, drives electricity
Road module 1 is fixedly installed in lower house 5, lamp holder 2 and the fixing connection of lower house 5.
In the present embodiment, bracing frame includes n the snap component that base 7 and Yan Yiquan is distributed on base 7, snap component
Being separately fixed on base 7 including clamping platform 8 and clamping shell fragment 9, clamping platform 8 and clamping shell fragment 9, one end of LED light-emitting section 3 is inserted
Enter be clamped between clamping platform 8 and clamping shell fragment 9 fixing.
In the present embodiment, multiple air inlets 41 are uniformly distributed along a circle, and air inlet 41 is from the outer inclination of upper shell 4 upwards
Extend to the inwall of upper shell 4；Multiple gas outlets 61 are uniformly distributed along a circle, and gas outlet 61 is tilted towards from the upper surface of upper cover 6
Under extend to the lower surface of upper cover 6.
In the present embodiment, the cross section of air inlet 41 is tetragon, and air inlet 41 gradually tapers up from outside to inside, air inlet 41
Maximum cross-section area is 10 times of its minimum cross-sectional area；The cross section of gas outlet 61 is tetragon, gas outlet 61 from outside to inside by
Tapering contracting, the maximum cross-section area of gas outlet 61 is 10 times of its minimum cross-sectional area.
In the present embodiment, upper cover 6 being provided with slot 62, the other end of multiple LED light-emitting sections 3 inserts in slot 62.
In the present embodiment, the material of cell-shell and bracing frame is plastics.
In the present embodiment, lower house 5 is provided with the external screw thread that the female thread with lamp holder 2 mates, lamp holder 2 and lower house 5
Connect by female thread and external screw thread are fixing.
Claims (7)
1. a LED filament bulb, including cell-shell, is positioned at the wick of described cell-shell, drive circuit module and lamp holder, described
Wick include that LED light source, described LED light source are connected with described drive circuit module, described LED light source includes n
LED light-emitting section, n is the integer more than or equal to 1, it is characterised in that described cell-shell includes upper shell, lower house and upper cover, described
Upper shell and the upper and lower both ends open of described lower house, the lower end of described upper shell and the upper end of described lower house fix
Connecting, described upper cover is fixedly installed at the upper end open of described upper shell and is covered, the bottom of described upper shell
Be provided with multiple air inlet, described on cover multiple gas outlet be set, described wick also includes bracing frame, described support
Frame and the fixing connection of described upper shell, one end of n described LED light-emitting section is fixed on described bracing frame, described
Drive circuit module is fixedly installed in described lower house, described lamp holder and the fixing connection of described lower house.
A kind of LED filament bulb the most according to claim 1, it is characterised in that described bracing frame includes base and along one
N the snap component that circle is distributed on described base, described snap component includes clamping platform and clamping shell fragment, described card
Tight platform and described clamping shell fragment are separately fixed on described base, the card described in the insertion of one end of described LED light-emitting section
Tightly it is clamped fixing between platform and described clamping shell fragment.
A kind of LED filament silk bulb the most according to claim 1, it is characterised in that multiple described air inlets are along a circle all
Even distribution, described air inlet extends upwardly to the inwall of described upper shell from the outer inclination of described upper shell, multiple
Described gas outlet is uniformly distributed along a circle, and described gas outlet extends obliquely downward to described from the upper surface of described upper cover
The lower surface of upper cover.
A kind of LED filament bulb the most according to claim 3, it is characterised in that described air inlet is the most gradually received
Contracting, the maximum cross-section area of described air inlet is 10 times of its minimum cross-sectional area；Described gas outlet is the most gradually
Shrinking, the maximum cross-section area of described gas outlet is 10 times of its minimum cross-sectional area.
A kind of LED filament bulb the most according to claim 1, it is characterised in that cover on described and be provided with slot is many
In the slot described in other end insertion of individual described LED light-emitting section.
A kind of LED filament bulb the most according to claim 1, it is characterised in that described cell-shell and described bracing frame
Material is plastics.
A kind of LED filament bulb the most according to claim 1, it is characterised in that be provided with described on described lower house
The external screw thread of female thread coupling of lamp holder, described lamp holder and described lower house by described female thread and described outside
Be screwed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610848935.4A CN106322158A (en) | 2016-09-26 | 2016-09-26 | LED filament bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610848935.4A CN106322158A (en) | 2016-09-26 | 2016-09-26 | LED filament bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106322158A true CN106322158A (en) | 2017-01-11 |
Family
ID=57819849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610848935.4A Pending CN106322158A (en) | 2016-09-26 | 2016-09-26 | LED filament bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106322158A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830425A (en) * | 2017-10-19 | 2018-03-23 | 胡昊 | Assembled bulb |
| US11982428B1 (en) * | 2023-04-27 | 2024-05-14 | Xiuli Liu | Light bulb structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201803196U (en) * | 2010-10-09 | 2011-04-20 | 上海嘉塘电子有限公司 | High-power LED illuminating lamp with self thermal diffusion function |
| CN102207252A (en) * | 2011-04-14 | 2011-10-05 | 厦门阳光恩耐照明有限公司 | LED bulb |
| CN202901944U (en) * | 2012-11-06 | 2013-04-24 | 福建朗仕达光电科技有限公司 | LED bulb |
| CN204141332U (en) * | 2014-09-29 | 2015-02-04 | 上海亮威照明电器有限公司 | The thread light-emitting section of LED and apply the decorating lamp bulb of this light-emitting section |
| CN206112569U (en) * | 2016-09-26 | 2017-04-19 | 王建军 | LED filament light bulb |
-
2016
- 2016-09-26 CN CN201610848935.4A patent/CN106322158A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201803196U (en) * | 2010-10-09 | 2011-04-20 | 上海嘉塘电子有限公司 | High-power LED illuminating lamp with self thermal diffusion function |
| CN102207252A (en) * | 2011-04-14 | 2011-10-05 | 厦门阳光恩耐照明有限公司 | LED bulb |
| CN202901944U (en) * | 2012-11-06 | 2013-04-24 | 福建朗仕达光电科技有限公司 | LED bulb |
| CN204141332U (en) * | 2014-09-29 | 2015-02-04 | 上海亮威照明电器有限公司 | The thread light-emitting section of LED and apply the decorating lamp bulb of this light-emitting section |
| CN206112569U (en) * | 2016-09-26 | 2017-04-19 | 王建军 | LED filament light bulb |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830425A (en) * | 2017-10-19 | 2018-03-23 | 胡昊 | Assembled bulb |
| US11982428B1 (en) * | 2023-04-27 | 2024-05-14 | Xiuli Liu | Light bulb structure |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170111 |