CN208566550U - The more curved surface LED lens modules of single Lamp cup with independent radiating module - Google Patents
The more curved surface LED lens modules of single Lamp cup with independent radiating module Download PDFInfo
- Publication number
- CN208566550U CN208566550U CN201821328362.3U CN201821328362U CN208566550U CN 208566550 U CN208566550 U CN 208566550U CN 201821328362 U CN201821328362 U CN 201821328362U CN 208566550 U CN208566550 U CN 208566550U
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- China
- Prior art keywords
- curved surface
- radiating module
- lamp cup
- integral type
- led substrate
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses the more curved surface LED lens modules of single Lamp cup with independent radiating module.The more curved surface LED lens modules of single Lamp cup with independent radiating module include the more curved surface Lamp cups of integral type, upper LED substrate, lower LED substrate and radiating module.Radiating module is removably attachable to the rear end of the more curved surface Lamp cups of integral type.The more curved surface LED lens module methods of single Lamp cup disclosed by the utility model with independent radiating module, pass through ingenious setting integral type list Lamp cup multiple light courcess structure, on the basis of efficiently solving the problems, such as the luminous quantity deficiency of single Lamp cup, by integral type more curved surface Lamp cups structure is simplified, individual radiating module can be formed with cooperated with LED light-emitting substrate, guarantee that the heat of LED light-emitting substrate can be distributed rapidly in time, greatly strengthens the heat dissipation performance and stability of product entirety.
Description
Technical field
The utility model belongs to vehicle-mounted lens technology, and in particular to a kind of single Lamp cup with independent radiating module is more
Curved surface LED lens module.
Background technique
In vehicle-mounted lens technology, common commercially available LED lens have a multiple types, such as according to the light source of the lens and
The differentiation of Lamp cup quantity can be divided into single light source list Lamp cup LED lens and the double Lamp cup LED lens of double light sources.
Wherein, single light source list Lamp cup LED lens single source with single Lamp cup forms.Such lens have due to light source
Limit causes actual use luminous quantity insufficient, the not high disadvantage of overall lens utilization rate.
Wherein, 2 Lamp cups form the double Lamp cup LED lens of double light sources up and down with upper and lower 2 LED light sources, compared to list
Lamp cup single light source LED lens increase whole luminous quantity.
However, the commercially available LED lens of above two type existing defects to some extent, are summarized as follows.For example, double light sources
Double Lamp cup LED lens need separately installed 2 LED light-emitting substrates up and down on installation locating platform, then install down 2 respectively
The corresponding reflector of part.It is clear that process is tedious for above-mentioned mounting means, a combination thereof construction is complicated, mutually installs between part
Positioning step is more, is inevitably generated mismachining tolerance and installation error, causes that product installation cost is excessively high, performance is unstable
Determine, not can guarantee the problems such as consistency of finished product after installing.
Meanwhile the double Lamp cups of such double light sources, due to the overall space limitation of lens, feasible radiating mode is limited, generally
A small amount of radiating fin can only be added in lens partial structurtes, can not provide individual radiator structure, therefore generally existing heat dissipation is not
Good, the problems such as stability is poor.
Utility model content
The utility model is directed to the situation of the prior art, overcomes drawbacks described above, provides a kind of with independent radiating module
Single more curved surface LED lens modules of Lamp cup.
The more curved surface LED lens modules of single Lamp cup disclosed by the utility model with independent radiating module, including concave and convex lenses
Piece, lens supports, nearly distance light switch motor assembly, the bumps eyeglass are connected to lens supports by buckling or pressing,
Be characterized in that, the more curved surface LED lens modules of single Lamp cup with independent radiating module further include the more curved surface Lamp cups of integral type,
Upper LED substrate, lower LED substrate and radiating module, in which:
Front end of the nearly distance light switch motor assembly by screw or the more curved surface Lamp cups of the formula of being connected in one that presses, institute
It states lens supports and passes through the front end of screw or the more curved surface Lamp cups of the formula of being connected in one that presses；
The radiating module is removably attachable to the rear end of the more curved surface Lamp cups of integral type；
The radiating module includes squeezing aluminium radiator, the upper LED substrate and lower LED substrate pass through respectively screw connection in
Squeeze aluminium radiator.
According to the above technical scheme, the radiating module further includes cooling fan and fan guard, in the cooling fan
Embedded in fan guard.
According to the above technical scheme, the cooling fan is by screw connection in the rear end for squeezing aluminium radiator, the fan
Baffle is by screw connection in the rear end of cooling fan.
According to the above technical scheme, the crowded aluminium radiator is made of pure aluminum material extrusion forming process.
According to the above technical scheme, the crowded aluminium radiator has for accommodating the upper locating slot of upper LED substrate and being used for
Accommodate the lower locating slot of lower LED substrate.
The utility model patent application also discloses a kind of more curved surface LED lens moulds of single Lamp cup with independent radiating module
Group, including concave-convex eyeglass, lens supports, nearly distance light switch motor assembly, the more curved surface Lamp cups of integral type, upper LED substrate, lower LED
Substrate and radiating module, in which:
The bumps eyeglass is perhaps pressed by buckle is connected to the lens supports lens supports by screw or pressure
Riveting is connected in one the front ends of the more curved surface Lamp cups of formula, and the nearly distance light switch motor assembly is by screw or presses and is connected to one
The front end of the more curved surface Lamp cups of body formula；
The radiating module is removably attachable to the rear end of the more curved surface Lamp cups of integral type.
According to the above technical scheme, the more curved surface Lamp cups of the integral type have the first Lamp cup curved surface, the second Lamp cup curved surface and
LED substrate heat release hole, above-mentioned first and second Lamp cups curved surface are located at the two sides up and down of LED substrate heat release hole.
According to the above technical scheme, the more curved surface Lamp cups of the integral type also have symmetrical radiating module fixation hole,
The radiating module is threadedly connected to each radiating module fixation hole of the more curved surface Lamp cups of integral type.
According to the above technical scheme, the more curved surface Lamp cups of the integral type also have several Lamp cup thermovents, and each Lamp cup dissipates
Hot mouth is respectively positioned on the lower section of LED substrate heat release hole.
According to the above technical scheme, the upper LED substrate and lower LED substrate are all made of LED copper base.
The more curved surface LED lens modules of single Lamp cup disclosed by the utility model with independent radiating module, its advantages
It is, by ingenious setting integral type list Lamp cup multiple light courcess structure, in the luminous quantity deficiency for efficiently solving the problems, such as single Lamp cup
On the basis of, pass through the more curved surface Lamp cups of integral type and has preferably evaded that double Lam-cup structures are complicated, technique is cumbersome, phase between part simultaneously
The disadvantages of mutually installation positioning step is more, simultaneously because structure simplification can form individual radiating mould with cooperated with LED light-emitting substrate
Block guarantees that the heat of LED light-emitting substrate can be distributed rapidly in time, greatly strengthen the heat dissipation performance of product entirety with
Stability.
Detailed description of the invention
Fig. 1 is the detonation configuration figure of the preferred embodiment in the utility model.
Fig. 2 is the detonation configuration figure of another angle of the preferred embodiment in the utility model.
Fig. 3 is the detonation configuration figure of another angle of the preferred embodiment in the utility model.
Fig. 4 is the structural schematic diagram of the main view direction of the preferred embodiment in the utility model.
Fig. 5 is the sectional structure chart in the direction AA along Fig. 4.
Fig. 6 is the three-dimensional structure diagram of the preferred embodiment in the utility model.
Fig. 7 is the three-dimensional structure diagram of another angle of the preferred embodiment in the utility model.
Fig. 8 is the structural schematic diagram of the more curved surface Lamp cups of integral type of the preferred embodiment in the utility model.
Fig. 9 is the structural schematic diagram of another angle of the more curved surface Lamp cups of integral type of the preferred embodiment in the utility model.
Figure 10 is the structural schematic diagram of the independent radiating module of the preferred embodiment in the utility model.
Figure 11 is the structural schematic diagram of the radiating module of another angle of the preferred embodiment in the utility model.
Figure 12 is the structural schematic diagram of the radiating module of another angle of the preferred embodiment in the utility model.
Appended drawing reference includes: 10- bumps eyeglass；20- lens supports；The nearly distance light switch motor assembly of 30-；40- integral type
More curved surface Lamp cups；41- the first Lamp cup curved surface；42- the second Lamp cup curved surface；43- lens supports location hole；The nearly distance light switching electricity of 44-
Machine assembly location hole；45-LED substrate heat release hole；46- radiating module location hole；47- Lamp cup thermovent；The upper LED substrate of 50-；
LED substrate under 60-；70- squeezes aluminium radiator；80- cooling fan；90- fan guard；100- radiating module.
Specific embodiment
The utility model discloses a kind of more curved surface LED lens modules of single Lamp cup with independent radiating module, tie below
Preferred embodiment is closed, specific embodiment of the present utility model is further described.
It is more that single Lamp cup with independent radiating module is respectively illustrated to Figure 12, Fig. 1 to Fig. 3 referring to Figure 1 of the drawings
The detonation configuration of a different angle of curved surface LED lens module, it is more that Fig. 4 shows single Lamp cup with independent radiating module
The visible structure of the main view direction of curved surface LED lens module, Fig. 5 show along Fig. 4 the cross-section structure in the direction AA and optical path P,
The optical circuit path of optical path Q, Fig. 6 and Fig. 7 respectively illustrate the more curved surface LED lens moulds of single Lamp cup with independent radiating module
The stereochemical structure of group, Fig. 8 and Fig. 9 respectively illustrate the more curved surface LED lens modules of single Lamp cup with independent radiating module
The more curved surface Lamp cups of integral type visible structure, Figure 10 to Figure 12 respectively illustrates single Lamp cup with independent radiating module
The visible structure of the radiating module of more curved surface LED lens modules.
Preferably, the more curved surface LED lens modules of single Lamp cup with independent radiating module include concave-convex eyeglass 10, mirror
Plate rack 20, nearly distance light switch motor assembly 30, the bumps eyeglass 10 are connected to lens supports 20 by buckling or pressing,
The more curved surface LED lens modules of single Lamp cup with independent radiating module further include the more curved surface Lamp cups 40 of integral type, upper LED base
Plate 50, lower LED substrate 60 and radiating module 100, in which:
Before the nearly distance light switch motor assembly 30 is by screw or the more curved surface Lamp cups 40 of the formula of being connected in one that presses
End, the front end that the lens supports 20 pass through screw or the more curved surface Lamp cups 40 of the formula of being connected in one that presses；
The radiating module 100 is removably attachable to the rear end of the more curved surface Lamp cups 40 of integral type；
The radiating module 100 includes squeezing aluminium radiator 70, and the upper LED substrate 50 and lower LED substrate 60 pass through respectively
Screw connection is in crowded aluminium radiator 70.
Further, the radiating module 100 further includes cooling fan 80 and fan guard 90, in the cooling fan 80
Embedded in fan guard 90.
Wherein, for the cooling fan 80 by screw connection in the rear end for squeezing aluminium radiator 70, the fan guard 90 is logical
Screw connection is crossed in the rear end of cooling fan 80.
Further, the crowded aluminium radiator 70 is made of pure aluminum material extrusion forming process.
Wherein, the crowded aluminium radiator 70 have for accommodate upper LED substrate 50 upper locating slot (not shown) and
For accommodating the lower locating slot (not shown) of lower LED substrate 60.
Further, the more curved surface Lamp cups 40 of the integral type have the first Lamp cup curved surface 41, the second Lamp cup curved surface 42 and LED
Substrate heat release hole 45, above-mentioned first and second Lamp cups curved surface 41,42 are located at the two sides up and down of LED substrate heat release hole 45.
Wherein, the more curved surface Lamp cups 40 of the integral type also have symmetrical radiating module fixation hole 46, the heat dissipation
Module 100 is threadedly connected to each radiating module fixation hole 46 of the more curved surface Lamp cups 40 of integral type.
Wherein, the more curved surface Lamp cups 40 of the integral type also have several lens supports location holes 43, the lens supports 20
It is threadedly connected to each lens supports location hole 43 of the more curved surface Lamp cups 40 of integral type.
Wherein, the more curved surface Lamp cups 40 of the integral type also have several distance-light switch motor assembly location holes 44, described
Distance-light switch motor assembly 30 is threadedly connected to each distance-light switch motor assembly positioning of the more curved surface Lamp cups 40 of integral type
Hole 44 (above-mentioned distance-light switch motor assembly 30 uses the prior art familiar to those skilled in the art).
Wherein, the more curved surface Lamp cups 40 of the integral type also have several Lamp cup thermovents 47, and each Lamp cup thermovent 47 is
Positioned at the lower section of LED substrate heat release hole 45 (i.e. close to the side of the second Lamp cup curved surface 42).
Further, the upper LED substrate 50 and lower LED substrate 60 are preferably all made of LED copper base.
According to above preferred embodiment, the utility model patent application also discloses the first variant embodiment, and above-mentioned first
Variant embodiment is essentially identical with preferred embodiment, and difference is, also discloses another list with independent radiating module
The more curved surface LED lens modules of Lamp cup.The more curved surface LED lens modules of above-mentioned single Lamp cup with independent radiating module include concave and convex lenses
Piece 10, lens supports 20, nearly distance light switch motor assembly 30, the more curved surface Lamp cups 40 of integral type, upper LED substrate 50, lower LED substrate
60 and radiating module 100, in which:
The bumps eyeglass 10 is connected to lens supports 20 by buckling or pressing, and the lens supports 20 pass through screw
Perhaps the front end of the more curved surface Lamp cups 40 of the formula of being connected in one that the presses nearly distance light switch motor assembly 30 passes through screw or pressure
Riveting is connected in one the front ends of the more curved surface Lamp cups 40 of formula；
The radiating module 100 is removably attachable to the rear end of the more curved surface Lamp cups 40 of integral type.
Further, the radiating module 100 includes squeezing aluminium radiator 70, the upper LED substrate 50 and lower LED substrate 60
Respectively by screw connection in crowded aluminium radiator 70.
Further, the radiating module 100 further includes cooling fan 80 and fan guard 90, in the cooling fan 80
Embedded in fan guard 90.
Wherein, for the cooling fan 80 by screw connection in the rear end for squeezing aluminium radiator 70, the fan guard 90 is logical
Screw connection is crossed in the rear end of cooling fan 80.
Further, the crowded aluminium radiator 70 is made of pure aluminum material extrusion forming process.
Wherein, the crowded aluminium radiator 70 have for accommodate upper LED substrate 50 upper locating slot (not shown) and
For accommodating the lower locating slot (not shown) of lower LED substrate 60.
Further, the more curved surface Lamp cups 40 of the integral type have the first Lamp cup curved surface 41, the second Lamp cup curved surface 42 and LED
Substrate heat release hole 45, above-mentioned first and second Lamp cups curved surface 41,42 are located at the two sides up and down of LED substrate heat release hole 45.
Wherein, the more curved surface Lamp cups 40 of the integral type also have symmetrical radiating module fixation hole 46, the heat dissipation
Module 100 is threadedly connected to each radiating module fixation hole 46 of the more curved surface Lamp cups 40 of integral type.
Wherein, the more curved surface Lamp cups 40 of the integral type also have several lens supports location holes 43, the lens supports 20
It is threadedly connected to each lens supports location hole 43 of the more curved surface Lamp cups 40 of integral type.
Wherein, the more curved surface Lamp cups 40 of the integral type also have several distance-light switch motor assembly location holes 44, described
Distance-light switch motor assembly 30 is threadedly connected to each distance-light switch motor assembly positioning of the more curved surface Lamp cups 40 of integral type
Hole 44.
Wherein, the more curved surface Lamp cups 40 of the integral type also have several Lamp cup thermovents 47, and each Lamp cup thermovent 47 is
Positioned at the lower section of LED substrate heat release hole 45 (i.e. close to the side of the second Lamp cup curved surface 42).
Further, the upper LED substrate 50 and lower LED substrate 60 are preferably all made of LED copper base.
According to above preferred embodiment, the disclosed single Lamp cup with independent radiating module of the utility model patent application is more
Curved surface LED lens module, designing points are that this lens module is using upper LED substrate 50 and lower LED substrate as double light
Source, emitting light and heat by two LED substrate (upper LED substrate 50 and lower LED substrate 60) after energization, then it is how bent by integral type
The reflection of 2 reflective surfaces (the first Lamp cup curved surface 41 and the second Lamp cup curved surface 42) of face Lamp cup 40 forms optical path P and optical path Q two
Optical circuit path.Meanwhile by light (optical path P and optical path Q) directive bumps eyeglass 10, light passes through the convergence folding of concave-convex eyeglass 10
It is unified to emit light to front after penetrating effect, to reach illuminating effect.Meanwhile the independence positioned at tail portion of this lens module
Radiating module 100 radiated simultaneously by cooling fan 80 to upper LED substrate 50 and lower LED substrate 60, guarantee above-mentioned two
A LED substrate is in lower operating temperature, greatly strengthens the heat dissipation performance and stability of product entirety.
It is noted that the disclosed more curved surfaces of single Lamp cup with independent radiating module of the utility model patent application
LED lens mould group, different from LED lens mould group (the double Lamp cup LED lens moulds of existing double light sources of the double Lamp cups of existing double light sources
Group needs separately installed 2 LED light-emitting substrates up and down on installation locating platform, then install respectively lower 2 it is corresponding anti-
Light cup, structure is complicated, and technique is cumbersome, and it is more mutually to install positioning step between part, inevitably generates mismachining tolerance and peace
Error is filled, causes product installation cost excessively high, performance is unstable, not can guarantee the consistency of finished product after installation), but use one
Body formula list Lamp cup multi-face structure while guaranteeing luminous quantity, simplifies overall structure, omits multiple assembling steps, avoid installing
The error of middle generation reduces production cost, improves product stability.
It is noted that the disclosed more curved surfaces of single Lamp cup with independent radiating module of the utility model patent application
LED lens mould group, different from the LED lens mould groups of the double Lamp cups of existing double light sources, (the double Lamp cups of existing double light sources are due to structure
Complexity, technique is cumbersome, and the space limitation of overall lens can only add a small amount of radiating fin, Wu Fati in lens partial structurtes
For individual radiator structure, therefore bad, the disadvantage of stability difference of generally existing heat dissipation), but independent radiating module is used,
It squeezes aluminium radiator and can achieve 10 times of traditional die cast radiator effect using aluminium integral molding, integral heat sink effect is squeezed
More than.Meanwhile mould group can independent dismounting and change, structure simplify after, installation be more convenient, improve the production efficiency of overall lens,
Reduce the production cost and subsequent product maintenance cost of lens.
For a person skilled in the art, technical solution documented by foregoing embodiments can still be repaired
Change or equivalent replacement of some of the technical features, it is within the spirit and principle of the utility model, made any
Modification, equivalent replacement, improvement etc., should be included in the protection scope of the utility model.
Claims (10)
1. a kind of more curved surface LED lens modules of single Lamp cup with independent radiating module, including it is concave-convex eyeglass, lens supports, close
Distance light switch motor assembly, the bumps eyeglass are connected to lens supports by buckling or pressing, which is characterized in that the tool
Having the more curved surface LED lens modules of single Lamp cup of independent radiating module further includes the more curved surface Lamp cups of integral type, upper LED substrate, lower LED
Substrate and radiating module, in which:
Front end of the nearly distance light switch motor assembly by screw or the more curved surface Lamp cups of the formula of being connected in one that presses, the mirror
The front end that plate rack passes through screw or the more curved surface Lamp cups of the formula of being connected in one that presses；
The radiating module is removably attachable to the rear end of the more curved surface Lamp cups of integral type；
The radiating module includes squeezing aluminium radiator, and the upper LED substrate and lower LED substrate pass through screw connection in crowded aluminium respectively
Radiator.
2. the more curved surface LED lens modules of single Lamp cup according to claim 1 with independent radiating module, feature exist
In the radiating module further includes cooling fan and fan guard, and the cooling fan is embedded in fan guard.
3. the more curved surface LED lens modules of single Lamp cup according to claim 2 with independent radiating module, feature exist
In the cooling fan is by screw connection in the rear end for squeezing aluminium radiator, and the fan guard is by screw connection in cooling
The rear end of fan.
4. the more curved surface LEDs of single Lamp cup according to claim 1 in -3 described in any claim with independent radiating module are saturating
Mirror mould group, which is characterized in that the crowded aluminium radiator is made of pure aluminum material extrusion forming process.
5. the more curved surface LEDs of single Lamp cup according to claim 1 in -3 described in any claim with independent radiating module are saturating
Mirror mould group, which is characterized in that under the crowded aluminium radiator is with the upper locating slot for accommodating upper LED substrate and for accommodating
The lower locating slot of LED substrate.
6. a kind of more curved surface LED lens modules of single Lamp cup with independent radiating module, which is characterized in that including concave-convex eyeglass,
Lens supports, nearly distance light switch motor assembly, the more curved surface Lamp cups of integral type, upper LED substrate, lower LED substrate and radiating module,
In:
The bumps eyeglass is perhaps pressed by buckle is connected to the lens supports lens supports by screw or the company of pressing
It is connected to the front end of the more curved surface Lamp cups of integral type, the nearly distance light switch motor assembly passes through screw or the formula of being connected in one that presses
The front end of more curved surface Lamp cups；
The radiating module is removably attachable to the rear end of the more curved surface Lamp cups of integral type.
7. the more curved surface LED lens modules of single Lamp cup according to claim 6 with independent radiating module, feature exist
There is the first Lamp cup curved surface, the second Lamp cup curved surface and LED substrate heat release hole in, more curved surface Lamp cups of integral type, above-mentioned first
The two sides up and down of LED substrate heat release hole are located at the second Lamp cup curved surface.
8. the more curved surface LED lens modules of single Lamp cup according to claim 6 with independent radiating module, feature exist
In the more curved surface Lamp cups of integral type also have symmetrical radiating module fixation hole, and the radiating module is threadedly connected to
Each radiating module fixation hole of the more curved surface Lamp cups of integral type.
9. the more curved surface LED lens modules of single Lamp cup according to claim 7 with independent radiating module, feature exist
In the more curved surface Lamp cups of integral type also have several Lamp cup thermovents, and each Lamp cup thermovent is respectively positioned on LED substrate heat release hole
Lower section.
10. the more curved surface LED lens modules of single Lamp cup according to claim 6 with independent radiating module, feature exist
In the upper LED substrate and lower LED substrate are all made of LED copper base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821328362.3U CN208566550U (en) | 2018-08-17 | 2018-08-17 | The more curved surface LED lens modules of single Lamp cup with independent radiating module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821328362.3U CN208566550U (en) | 2018-08-17 | 2018-08-17 | The more curved surface LED lens modules of single Lamp cup with independent radiating module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208566550U true CN208566550U (en) | 2019-03-01 |
Family
ID=65450925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821328362.3U Expired - Fee Related CN208566550U (en) | 2018-08-17 | 2018-08-17 | The more curved surface LED lens modules of single Lamp cup with independent radiating module |
Country Status (1)
| Country | Link |
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| CN (1) | CN208566550U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022233579A1 (en) * | 2021-05-07 | 2022-11-10 | HELLA GmbH & Co. KGaA | Cooling device for an illumination unit on a motor vehicle |
-
2018
- 2018-08-17 CN CN201821328362.3U patent/CN208566550U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022233579A1 (en) * | 2021-05-07 | 2022-11-10 | HELLA GmbH & Co. KGaA | Cooling device for an illumination unit on a motor vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200824 Address after: Room 2202, building 5, xinansheng Jingyuan, Shui'an Shengshi, No.10, Xiangyang Road, Xin'an Town, Laian County, Chuzhou City, Anhui Province Patentee after: Shi Bobo Address before: 314000 west side of No. 1 workshop, No. 18, Shan Ying Road, Huimin street, Jiashan County, Jiaxing, Zhejiang. Patentee before: JIAXING LANGYUAN OPTICAL TECHNOLOGY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190301 Termination date: 20210817 |