CN202603045U - Three-dimensional metal-matrix PCB assembly structure and corresponding light emitting light fixture thereof - Google Patents
Three-dimensional metal-matrix PCB assembly structure and corresponding light emitting light fixture thereof Download PDFInfo
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- CN202603045U CN202603045U CN 201220080171 CN201220080171U CN202603045U CN 202603045 U CN202603045 U CN 202603045U CN 201220080171 CN201220080171 CN 201220080171 CN 201220080171 U CN201220080171 U CN 201220080171U CN 202603045 U CN202603045 U CN 202603045U
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Abstract
The utility model relates to a three-dimensional metal-matrix PCB assembly structure in a light emitting light fixture, comprising a single continuous metal-matrix circuit board and a plurality of light emitting components arranged on the upper surface of the metal-matrix circuit board, wherein all the light emitting components are respectively connected with the circuit of the metal-matrix circuit board, various portions on the metal-matrix circuit board, with the light emitting components are not located on one same flat surface or curved surface, and the metal-matrix circuit board is provided with a three-dimensional structure. The three-dimensional metal-matrix PCB assembly structure and the corresponding light emitting light fixture thereof enable a thermal conduction contact surface to be larger, employ the single module assembly structure, thereby being simple and practical; are simple in technology and convenient and fast in machining; are helpful for large batch mechanized production; are low in cost, high in circuit reliability and stable and reliable in performance; are firm and durable; enable the assembling stability and machinery strength of the circuit board assembly to be increased; and are uneasy in deformation and wide in application range.
Description
Technical field
The utility model relates to the luminous lighting field, and particularly luminous lighting equipment and technical field of structures specifically are meant a kind of 3-dimensional metal base PCB circuit board assemblies structure and corresponding light-emitting lamp thereof.
Background technology
Along with the continuous progress of human civilization and the continuous development of science and technology, lighting device is widely known by the people already.Generally speaking, this type lighting device comprises housing and the luminous component that is arranged in the said housing.
Along with development of technology; LED can provide enough luminous energy to be used for lighting use; In order to reduce the energy resource consumption of illumination, reduce emission of carbon-dioxide, for promoting constantly advancing of alternative source of light market; With led light source replacement incandescent lamp and Halogen lamp LED has been trend of the times, and the consumer is needed to be that lower energy consumption and longer useful life, better quality products at good values are exported, had simultaneously to the light quantity that can reach incandescent lamp or Halogen lamp LED.Though there have been many different LED products releasing on the market, wherein too in costliness, and proposal and original intention that product cuts down the consumption of energy do not produce a desired effect great majority concerning ordinary consumer.
But LED need work in certain temperature range just can have rational performance and useful life, because compact conformation, especially illuminator is accepted in the housing, therefore has following shortcoming:
The own consumed power of illuminator, and the efficient of electric light conversion can not be 100%, always some becomes heat energy and generates, because enclosure interior is sealing state mostly, heat can't in time come out.
Therefore; The heat dissipation problem of whole lamp is technical bottleneck always; And in the prior art in order to obtain better heat conduction and radiating effect; A lot of LED lamps have all been used the substrate of Metal Substrate as the PCB circuit board, and for numerous light-emitting lamp products, LED all is covered on Metal Substrate PCB (MC-PCB) circuit board through the automation surface equipment of pasting usually; Therefore paste in the technology on the surface; Must guarantee that Metal Substrate PCB circuit board is (smooth) on same plane, why Here it is must be covered on smooth PCB circuit board surface with the LED element in the most LED light-emitting lamp in the prior art, and perhaps need adopt complicated method that a plurality of independently smooth PCB circuit board group are fitted together becomes the reason that the three-dimensional structure form just can reach multi-faceted or comprehensive illuminating effect.
Simultaneously, in the prior art, a kind of technical scheme of in the LED light-emitting lamp, using the bent PCB circuit board of flexibility is arranged; Though can reach the characteristics of the illumination of a plurality of directions like this; But because the flexible PCB circuit board has elasticity and toughness mostly, but lack necessary rigidity and intensity, must give necessary constraint after the bending can finalize the design; Therefore can't realize complicated free posing shape; And bigger heat load ability can't be provided, so big limitations the design and the manufacturing of light-emitting lamp, can't realize comprehensive cheaply illumination.
The utility model content
The purpose of the utility model is to have overcome above-mentioned shortcoming of the prior art, provide a kind of can on single Metal Substrate PCB circuit board, realize multi-direction illumination, effectively increase heat transfer area, simple and practical, easy to process quick, be beneficial to mechanization production in enormous quantities, with low cost, stable and reliable for performance, the scope of application 3-dimensional metal base PCB circuit board assemblies structure and corresponding light-emitting lamp thereof comparatively widely.
In order to realize above-mentioned purpose, 3-dimensional metal base PCB circuit board assemblies structure of the utility model and corresponding light-emitting lamp thereof are following:
3-dimensional metal base PCB circuit board assemblies structure in this light-emitting lamp; Its main feature is; Described modular construction is made up of with several light-emitting components that are arranged at this metal-base circuit plate upper surface single continuous metal-base circuit plate; Described each light-emitting component all is connected with this metal-base circuit plate circuitry phase, and the various piece that has light-emitting component on this metal-base circuit plate is not on same plane or the same continuous curve surface, and this metal-base circuit plate has 3 D stereo type structure.
Metal-base circuit plate in the 3-dimensional metal base PCB circuit board assemblies structure in this light-emitting lamp comprises:
Metal-base circuit mother matrix piece, the various piece with light-emitting component wherein are on same plane or the same continuous curve surface; The various piece that perhaps has light-emitting component is not on same plane or the same continuous curve surface;
The sub-column of metal-base circuit, one-body molded with described metal-base circuit mother matrix piece, and the various piece with light-emitting component in the sub-column of this metal-base circuit is on same plane or the same continuous curve surface; Perhaps the various piece with light-emitting component in the sub-column of this metal-base circuit is not on same plane or the same continuous curve surface;
Simultaneously, the various piece with light-emitting component in the various piece with light-emitting component in the sub-column of this metal-base circuit and this metal-base circuit mother matrix piece is not on same plane or the same continuous curve surface.
Metal-base circuit plate in the 3-dimensional metal base PCB circuit board assemblies structure in this light-emitting lamp is by one or more continuous levels or the formed 3 D stereo type of curved surface structure.
Metal-base circuit plate in the 3-dimensional metal base PCB circuit board assemblies structure in this light-emitting lamp is in the projected area of the installation direction of the radiator of fitting with the lower surface of this metal-base circuit plate contact area less than this metal-base circuit plate and radiator.
The radiator shape that the shape of the 3 D stereo type structure of the metal-base circuit plate in the 3-dimensional metal base PCB circuit board assemblies structure in this light-emitting lamp and the lower surface of this metal-base circuit plate are fitted is complementary.
The 3 D stereo type structure that metal-base circuit plate in the 3-dimensional metal base PCB circuit board assemblies structure in this light-emitting lamp has can be regular polyhedron, irregular polyhedrons, concaver, convex body, conically shaped body, composite conical body, square cone; Compound side's cone, polygon cone, the combination of compound polygon cone, scope of freedom body, symmetrical bending structure body, asymmetric bending structure body or above multiple structure.
Scope of freedom body in the 3-dimensional metal base PCB circuit board assemblies structure in this light-emitting lamp is a non-uniform rational B-spline NURBS face body.
Light-emitting component in the 3-dimensional metal base PCB circuit board assemblies structure in this light-emitting lamp is a LED.
Light-emitting component in the 3-dimensional metal base PCB circuit board assemblies structure in this light-emitting lamp is patch light-emitting diode LED, and described patch light-emitting diode LED is covered on the surface of described metal-base circuit plate.
Each patch light-emitting diode LED in the 3-dimensional metal base PCB circuit board assemblies structure in this light-emitting lamp is evenly distributed on the surface of described metal-base circuit plate.
This has the light-emitting lamp of above-mentioned modular construction; Its main feature is; Described light-emitting lamp also includes radiator body; Be set with one or more described Metal Substrate PCB circuit board assemblies structure on the described radiator body, the metal-base circuit plate in this Metal Substrate PCB circuit board assemblies structure is connected with the main body circuitry phase, and the applying that is complementary of the surface of this Metal Substrate PCB circuit board and described radiator body.
Adopted the 3-dimensional metal base PCB circuit board assemblies structure and the corresponding light-emitting lamp thereof of this utility model,, at first adopted conventional process means to be covered on the smooth preformed metal-base circuit plate light-emitting diode owing to wherein used single metal-base circuit plate; And then to adopt suitable deformation processing technique be needed 3 D stereo type structure with this metal-base circuit sheet metal forming, thereby only utilize single Metal Substrate PCB circuit board just to realize multi-direction illumination, not only on the limited projected area of identical radiator, bigger surface area is provided; Thereby realized the LED surface mount on the bigger PCB area, the heat conduction contact surface is bigger, and single modular assembly has been realized simple and practical; Automation SMT technology, unmanned for the processing mistake, simplified technical process; Easy to process quick, be beneficial to mechanization production in enormous quantities, with low cost; And can form the three-dimensional structure shape of various complicacies, such as protrusion, depression, sphere, irregular contour, non-linear overlapping or the like various complicated shapes, circuit reliability is high; Temperature contrast between the LED of each position is less, and is stable and reliable for performance, sturdy and durable; The assembling stability and the mechanical strength of circuit board assemblies have been improved; Be difficult for deformation, the scope of application is comparatively extensive, brings the energy-saving illumination solution of material benefit to people.
Description of drawings
Fig. 1 is the Metal Substrate PCB circuit board assemblies structural representation in the light-emitting lamp of the utility model.
Fig. 2 to Fig. 4 is the manufacture process sketch map of the Metal Substrate PCB circuit board assemblies structure in the light-emitting lamp of realizing the utility model.
Fig. 5 to Fig. 8 is the various 3 D stereo type structure outline sketch mapes of the metal-base circuit plate of the utility model.
Embodiment
In order more to be expressly understood the technology contents of the utility model, the special following examples of lifting specify.
See also shown in Figure 1; 3-dimensional metal base PCB circuit board assemblies structure in this light-emitting lamp; Wherein, Described modular construction is made up of with several light-emitting components 2 that are arranged at this metal-base circuit plate 1 upper surface single continuous metal-base circuit plate 1; Described each light-emitting component 2 all is connected with this metal-base circuit plate 1 circuitry phase, and the various piece that has light-emitting component 2 on this metal-base circuit plate 1 is not on same plane or the same continuous curve surface, and this metal-base circuit plate 1 has 3 D stereo type structure.
Wherein, this metal-base circuit plate comprises:
(1) metal-base circuit mother matrix piece 11, the various piece with light-emitting component 2 wherein can be on same plane or the same continuous curve surface; The various piece that perhaps has light-emitting component is not on same plane or the same continuous curve surface;
(2) the sub-column 12 of metal-base circuit, one-body molded with described metal-base circuit mother matrix piece 11, and the various piece with light-emitting component 2 in the sub-column 12 of this metal-base circuit can be on same plane or the same continuous curve surface; Perhaps the various piece with light-emitting component in the sub-column of this metal-base circuit is not on same plane or the same continuous curve surface;
Simultaneously, the various piece with light-emitting component in the various piece with light-emitting component in the sub-column of this metal-base circuit and this metal-base circuit mother matrix piece is not on same plane or the same continuous curve surface.
Described metal-base circuit plate is by one or more continuous levels or the formed 3 D stereo type of curved surface structure; This metal-base circuit plate is in the projected area of the installation direction of the radiator of fitting with the lower surface of this metal-base circuit plate contact area less than this metal-base circuit plate and radiator; That is to say; This metal-base circuit plate is at arbitrary projection size of installation direction; The projection size of the planar metal base circuit board before all being shaped less than it, and the shape of the lower surface of the shape of the 3 D stereo type structure of this metal-base circuit plate and this metal-base circuit plate radiator 3 of fitting is complementary.
Wherein, The 3 D stereo type structure that described metal-base circuit plate has can be regular polyhedron, irregular polyhedrons, concaver, convex body, conically shaped body, composite conical body, square cone; Compound side's cone, polygon cone; The combination of compound polygon cone, scope of freedom body, symmetrical bending structure body, asymmetric bending structure body or above multiple structure, described scope of freedom body is a non-uniform rational B-spline NURBS face body.
As the Metal Substrate PCB circuit board assemblies structure in the light-emitting lamp of the utility model, it has the lines shape of the sinuous fluctuating of " S " type, and this features of shape is to be spliced through a plurality of smooth PCB circuit boards.
Through above-mentioned technical scheme, the 3 D stereo type structure that 1 of metal-base circuit plate in the Metal Substrate PCB circuit board assemblies structure in this light-emitting lamp can be realized comprises the combination of linear overlapping structure, non-linear overlapping structure, symmetrical bending structure, asymmetric bending structure, irregular bending structure or above multiple structure.
Simultaneously; In the Metal Substrate PCB circuit board assemblies structure in this light-emitting lamp; Described light-emitting component 2 is generally LED, and in order to improve the integrated level of light-emitting lamp as far as possible, the reduction volume is installed with being easy to; Described LED is patch light-emitting diode LED, and described patch light-emitting diode LED is covered on the surface of described metal-base circuit plate.
In order to make the illumination uniformity of this light-emitting lamp on all directions, described each patch light-emitting diode LED can be evenly distributed on the surface of described metal-base circuit plate.
As the utility model on the other hand; This has the light-emitting lamp of above-mentioned modular construction; Wherein, described light-emitting lamp also includes radiator body, is set with one or more described Metal Substrate PCB circuit board assemblies structure on the described radiator body; And the metal-base circuit plate in this Metal Substrate PCB circuit board assemblies structure is connected with the radiator body circuitry phase, and the applying that is complementary of the surface of this Metal Substrate PCB circuit board and described radiator body.
Wherein, also be provided with transparent outer cover or translucent shell on the main body of this light-emitting lamp, described transparent outer cover or translucent shell surround described Metal Substrate PCB circuit board assemblies structure are set.
See also Fig. 2 again to shown in Figure 4, realize the manufacturing approach of the 3-dimensional metal base PCB circuit board assemblies structure in the above-mentioned light-emitting lamp, comprising following steps:
(1) produces preformed planar metal base PCB circuit board 1 according to the shape that designs;
(2) carry out heat-conducting layer formation and light-emitting component on the surface of this planar metal base PCB circuit board 1 and paste processing, obtain planar metal base PCB circuit board assemblies, may further comprise the steps:
(a) cover the heat conduction adhesive-layer in this planar metal base PCB circuit board 1 and radiator 3 contacted lower surfaces coatings or folder;
(b) upper surface at this planar metal base PCB circuit board 1 pastes light-emitting component, and carries out the circuit welding; This circuit welding procedure is the plane reflow soldering process;
(3) described planar metal base PCB circuit board assemblies is positioned on the radiator 3;
(4) this planar metal base PCB circuit board assemblies is carried out deformation processing, form Metal Substrate PCB circuit board assemblies with 3 D stereo type structure outline that the contact surface with described radiator 3 is complementary;
(5) described Metal Substrate PCB circuit board mechanical fixation is provided with, and makes the lower surface of this Metal Substrate PCB circuit board closely contact with the surface of described radiator 3.
Through this method other various 3 D stereo type structure outlines that can form see also Fig. 5 to shown in Figure 8.
In the middle of reality is used; The PCB circuit board of the utility model can be that individual layer also can be a multilayer, simultaneously, has no restriction for the wiring of circuit; Distortion bending connecting portion at this circuit board can be provided with indenture and long and narrow through hole, thereby helps producing high deformation.
The utility model only uses single Metal Substrate PCB circuit board just can access the 3 D stereo structure, thereby need not any additional optics supplementary means just realize multi-direction illumination functions.And corresponding metal base PCB circuit board is enough as the key element of multi-direction illumination, and assembling processing technology that need not be extra in assembling process only is exactly to pack in the light-emitting lamp then that locking gets final product into.
As more complicated lighting environment requirement, can also two or more the Metal Substrate PCB circuit board assemblies structure of the utility model be carried out combine and assemble, thereby further satisfy the requirement of multi-direction illumination.The formed three-dimensional structure form of each metal PCB circuit board can overlap for linearity, non-linear overlapping, symmetrical bending structure, asymmetric bending structure, complicated irregular any folded form or the combination of above form, specifically is listed below:
regular polyhedron, irregular polyhedrons
axial symmetry, non-axial symmetry
is conical, composite conical
The manufacture process of the metal PCB circuit board assemblies structure of the utility model is following:
(1) at first produces preformed Metal Substrate PCB circuit board according to the shape that designs;
(2) carrying out LED according to preset technical process on the surface of this Metal Substrate PCB circuit board then pastes;
(3) adopt suitable technology to carry out three-dimensional to this Metal Substrate PCB circuit board, thus the 3-D solid structure form that obtains being scheduled to, and such process can not have influence on insulation, circuit trace and the circuit elements device of this Metal Substrate PCB circuit board.
Above technical process does not have specific (special) requirements for the material of this Metal Substrate PCB circuit board; Can adopt any known method that is applicable to the bending of Metal Substrate PCB circuit board for the bending of the distortion in (3) step process simultaneously; And the various new process that possibly adopt owing to technological improvement in the future; Therefore for the concrete technical process that how to bend this Metal Substrate PCB circuit board, need not in the utility model, detail.
Adopted above-mentioned 3-dimensional metal base PCB circuit board assemblies structure and corresponding light-emitting lamp thereof,, at first adopted conventional process means to be covered on the smooth preformed metal-base circuit plate light-emitting diode owing to wherein used single metal-base circuit plate; And then to adopt suitable deformation technique be needed 3 D stereo type structure with this metal-base circuit sheet metal forming, thereby only utilize single Metal Substrate PCB circuit board just to realize multi-direction illumination, not only on the limited projected area of identical radiator, bigger surface area is provided; Thereby realized the LED surface mount on the bigger PCB area, the heat conduction contact surface is bigger, and single modular assembly has been realized simple and practical; Automation SMT technology, unmanned for the processing mistake, simplified technical process; Easy to process quick, be beneficial to mechanization production in enormous quantities, with low cost; And can form the three-dimensional structure shape of various complicacies, such as protrusion, depression, sphere, irregular contour, non-linear overlapping or the like various complicated shapes, circuit reliability is high; Temperature contrast between the LED of each position is less, and is stable and reliable for performance, sturdy and durable; The assembling stability and the mechanical strength of circuit board assemblies have been improved; Be difficult for deformation, the scope of application is comparatively extensive, has brought economical energy-saving illumination solution to people.
In this specification, the utility model is described with reference to its certain embodiments.But, still can make various modifications and conversion obviously and not deviate from the spirit and the scope of the utility model.Therefore, specification and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (11)
1. the 3-dimensional metal base PCB circuit board assemblies structure in the light-emitting lamp; It is characterized in that; Described modular construction is made up of with several light-emitting components that are arranged at this metal-base circuit plate upper surface single continuous metal-base circuit plate; Described each light-emitting component all is connected with this metal-base circuit plate circuitry phase, and the various piece that has light-emitting component on this metal-base circuit plate is not on same plane or the same continuous curve surface, and this metal-base circuit plate has 3 D stereo type structure.
2. the 3-dimensional metal base PCB circuit board assemblies structure in the light-emitting lamp according to claim 1 is characterized in that described metal-base circuit plate comprises:
Metal-base circuit mother matrix piece, the various piece with light-emitting component wherein are on same plane or the same continuous curve surface; The various piece that perhaps has light-emitting component is not on same plane or the same continuous curve surface;
The sub-column of metal-base circuit, one-body molded with described metal-base circuit mother matrix piece, and the various piece with light-emitting component in the sub-column of this metal-base circuit is on same plane or the same continuous curve surface; Perhaps the various piece with light-emitting component in the sub-column of this metal-base circuit is not on same plane or the same continuous curve surface;
Simultaneously, the various piece with light-emitting component in the various piece with light-emitting component in the sub-column of this metal-base circuit and this metal-base circuit mother matrix piece is not on same plane or the same continuous curve surface.
3. the 3-dimensional metal base PCB circuit board assemblies structure in the light-emitting lamp according to claim 1 is characterized in that, described metal-base circuit plate is by one or more continuous levels or the formed 3 D stereo type of curved surface structure.
4. the 3-dimensional metal base PCB circuit board assemblies structure in the light-emitting lamp according to claim 1; It is characterized in that described metal-base circuit plate is in the projected area of the installation direction of the radiator of fitting with the lower surface of this metal-base circuit plate contact area less than this metal-base circuit plate and radiator.
5. the 3-dimensional metal base PCB circuit board assemblies structure in the light-emitting lamp according to claim 1; It is characterized in that the radiator shape that the shape of the 3 D stereo type structure of described metal-base circuit plate and the lower surface of this metal-base circuit plate are fitted is complementary.
6. according to the 3-dimensional metal base PCB circuit board assemblies structure in each described light-emitting lamp in the claim 1 to 5; It is characterized in that; The 3 D stereo type structure that described metal-base circuit plate has is regular polyhedron, irregular polyhedrons, concaver, convex body, conically shaped body, composite conical body, square cone; Compound side's cone, polygon cone, the combination of compound polygon cone, scope of freedom body, symmetrical bending structure body, asymmetric bending structure body or above multiple structure.
7. the 3-dimensional metal base PCB circuit board assemblies structure in the light-emitting lamp according to claim 6 is characterized in that described scope of freedom body is a non-uniform rational B-spline NURBS face body.
8. according to the 3-dimensional metal base PCB circuit board assemblies structure in each described light-emitting lamp in the claim 1 to 5, it is characterized in that described light-emitting component is a LED.
9. the 3-dimensional metal base PCB circuit board assemblies structure in the light-emitting lamp according to claim 8; It is characterized in that; Described light-emitting component is patch light-emitting diode LED, and described patch light-emitting diode LED is covered on the surface of described metal-base circuit plate.
10. the 3-dimensional metal base PCB circuit board assemblies structure in the light-emitting lamp according to claim 8 is characterized in that described each patch light-emitting diode LED is evenly distributed on the surface of described metal-base circuit plate.
11. light-emitting lamp with the described modular construction of claim 1; It is characterized in that; Described light-emitting lamp also includes radiator body; Be set with one or more described Metal Substrate PCB circuit board assemblies structure on the described radiator body, the metal-base circuit plate in this Metal Substrate PCB circuit board assemblies structure is connected with the radiator body circuitry phase, and the applying that is complementary of the surface of this Metal Substrate PCB circuit board and described radiator body.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220080171 CN202603045U (en) | 2012-03-05 | 2012-03-05 | Three-dimensional metal-matrix PCB assembly structure and corresponding light emitting light fixture thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220080171 CN202603045U (en) | 2012-03-05 | 2012-03-05 | Three-dimensional metal-matrix PCB assembly structure and corresponding light emitting light fixture thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595788A (en) * | 2012-03-05 | 2012-07-18 | 蔡子丰 | Three-dimensional metal-based Printed Circuit Board (PCB) assembly structure, corresponding light-emitting lamp and manufacturing method |
| CN103206677A (en) * | 2013-04-03 | 2013-07-17 | 江阴格灵照明科技有限公司 | LED lamp |
| CN103912852A (en) * | 2014-04-03 | 2014-07-09 | 生迪光电科技股份有限公司 | LED (light emitting diode) light source module and large-angle LED lamp |
| CN104197281A (en) * | 2014-07-25 | 2014-12-10 | 厦门市瀚锋光电科技有限公司 | Light source for even light distribution |
-
2012
- 2012-03-05 CN CN 201220080171 patent/CN202603045U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595788A (en) * | 2012-03-05 | 2012-07-18 | 蔡子丰 | Three-dimensional metal-based Printed Circuit Board (PCB) assembly structure, corresponding light-emitting lamp and manufacturing method |
| WO2013131463A1 (en) * | 2012-03-05 | 2013-09-12 | Cai Zifeng | Three-dimensional metal-based pcb circuit board assembly structure, corresponding light-emitting lamp and manufacturing method |
| CN102595788B (en) * | 2012-03-05 | 2015-02-04 | 蔡子丰 | Manufacturing method of three-dimensional metal-based Printed Circuit Board (PCB) assembly structure in light-emitting |
| CN103206677A (en) * | 2013-04-03 | 2013-07-17 | 江阴格灵照明科技有限公司 | LED lamp |
| CN103912852A (en) * | 2014-04-03 | 2014-07-09 | 生迪光电科技股份有限公司 | LED (light emitting diode) light source module and large-angle LED lamp |
| CN103912852B (en) * | 2014-04-03 | 2016-02-24 | 生迪光电科技股份有限公司 | LED light source module and big-angle LED lamp |
| CN104197281A (en) * | 2014-07-25 | 2014-12-10 | 厦门市瀚锋光电科技有限公司 | Light source for even light distribution |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20150305 |
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| EXPY | Termination of patent right or utility model |