CN206593818U - A kind of air-tightness detection tool - Google Patents
A kind of air-tightness detection tool Download PDFInfo
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- CN206593818U CN206593818U CN201720107686.3U CN201720107686U CN206593818U CN 206593818 U CN206593818 U CN 206593818U CN 201720107686 U CN201720107686 U CN 201720107686U CN 206593818 U CN206593818 U CN 206593818U
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- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 57
- 238000009434 installation Methods 0.000 claims abstract description 43
- 239000013536 elastomeric material Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model is related to a kind of air-tightness detection tool.The air-tightness detection tool includes：Lower installation board, is provided with the first groove in its surface, and lower elastic sealing element is provided with the first groove, and the lower elastic sealing element is configurable for carrying product to be measured；Upper mounting plate, is provided with the second groove in its surface, and the second groove is oppositely arranged with the first groove, and briquetting is provided with the second groove；On sealing ring, the surface for being arranged on upper mounting plate or lower installation board；First cylinder, it is configured to drive upper mounting plate to press lower installation board downwards, so that the first groove docks to form accommodating chamber with the second groove, and briquetting compresses downwards the upper surface of product to be measured, lower elastic sealing element and seals the lower surface of product to be measured, sealing ring sealing accommodating chamber；Barometric control unit, is configurable for adjusting the air pressure of the accommodating chamber；First pressure table, is configurable for detecting the atmospheric pressure value of the inner chamber of product to be measured.
Description
Technical field
The utility model is related to air-leakage test technical field, and metal shell class product is directed to more particularly, to one kind
Pneumatic sealing test frock.
Background technology
In existing metal shell class product, the injection molding plastic material typically in metal shell, to reach external metallization, interior
The effect of portion's plastics, this requires that metal and plastics thereon can not be separated, with certain water resistance.Thus, product group
Sealing after the completion of dress is a qualified important test stone of product, and existing product will often pass through 100 meters under water
Test.
Because the pressure value of metal shell class product surrounding is larger, traditional method for conducting leak test is by the hole use of product
Plug or glue manual seal live, to detect hermetic seal elsewhere.Such a detection method wastes substantial amounts of time, people
Power, has also had a strong impact on detection efficiency.
Accordingly, it would be desirable to be improved to existing air-tightness detection device, method.
Utility model content
A purpose of the present utility model is to provide a kind of air-tightness detection tool.
According to one side of the present utility model, there is provided a kind of air-tightness detection tool.The air-tightness detection tool bag
Include：Lower installation board, is provided with the first groove on the surface of the lower installation board, and lower elasticity is provided with first groove
Seal, the lower elastic sealing element is configurable for carrying product to be measured；Upper mounting plate, on the surface of the upper mounting plate
On be provided with the second groove, second groove is oppositely arranged with first groove, and pressure is provided with second groove
Block；Sealing ring, the sealing ring is arranged on the surface of the upper mounting plate or the lower installation board；First cylinder, described
One cylinder is configured to drive the upper mounting plate to press the lower installation board downwards, so that first groove and described the
Two grooves dock to form accommodating chamber, and the briquetting compresses downwards the upper surface of product to be measured, the lower elastic sealing element sealing
The lower surface of product to be measured, the sealing ring seal the accommodating chamber；Barometric control unit, the barometric control unit is configured
For the air pressure for adjusting the accommodating chamber；First pressure table, the first pressure table is configurable for detecting product to be measured
Inner chamber atmospheric pressure value.
Optionally, the lower elastic sealing element is made up of soft rubber material, the lower elastic sealing element include with it is to be measured
The surface that the surface configuration of product matches.
Optionally, be provided with the lower elastic sealing element and the lower installation board connection product cavity to be measured with it is described
First air flue of first pressure table, the first pressure table detects the air pressure of the inner chamber of product to be measured by first air flue.
Optionally, the 3rd groove is provided with the surface of the briquetting, sealing is installed in the 3rd groove
Part, the upper seal is configured as when the upper mounting plate presses the lower installation board downwards, and the upper seal can be close
Seal the upper surface of product to be measured.
Optionally, in addition to second pressure table, described accommodate is connected with being provided with the upper mounting plate in the briquetting
Second air flue of chamber, the second pressure table detects the air pressure of the accommodating chamber by second air flue.
Optionally, stomata is provided with the lower installation board, the gas cell distribution is in the sealing ring and described first
Between groove, the barometric control unit is connected by the stomata with the accommodating chamber.
Optionally, the barometric control unit is air accumulator, and pressure regulator valve is provided with the air accumulator.
Optionally, the sealing ring is O-ring, and the 3rd around first groove is provided with the lower installation board
Groove, the O-ring is positioned in the 3rd groove.
Optionally, the alignment pin matched and positioning are respectively arranged with the upper mounting plate and the lower installation board
Hole.
Optionally, in addition to two clamping elements and two the second cylinders, two clamping elements be separately positioned on it is described under
The both sides of installing plate；Two second cylinders are configured as after the briquetting compresses downwards product to be measured, drive two institutes
Clamping element move toward one another is stated to clamp the lower installation board and the upper mounting plate.
The pneumatic sealing test frock that the utility model is provided, is sealed by upper seal, lower elastic sealing element and sealing ring
Hole and extraneous air on product to be measured.The air pressure in accommodating chamber can be adjusted by barometric control unit, passes through first pressure
Table detects the atmospheric pressure value of product cavity to be measured.By the atmospheric pressure value situation of change of the inner chamber of product to be measured, production to be measured can interpolate that
Whether the air-tightness of product is qualified.
It is of the present utility model other by referring to the drawings to the detailed description of exemplary embodiment of the present utility model
Feature and its advantage will be made apparent from.
Brief description of the drawings
The accompanying drawing for constituting a part for specification describes embodiment of the present utility model, and uses together with the description
In explanation principle of the present utility model.
Fig. 1 is the part explosive view of air-tightness detection tool in the utility model embodiment；
Fig. 2 is the overall structure diagram of air-tightness detection tool in the utility model embodiment.
Wherein, 1：Lower installation board；2：Sealing ring；3：Lower elastic sealing element；4：Product to be measured；5：Upper seal；6：Briquetting；
7：Upper mounting plate；8：First pressure table；9：Second pressure table；10：Alignment pin；11：Positioning hole；12：Clamping element；13：Second gas
Cylinder；14：First cylinder；15：Magnetic valve；16：Distribution box；17：Air pressure display screen；18：Fixed support；19：Air accumulator.
Embodiment
Various exemplary embodiments of the present utility model are described in detail now with reference to accompanying drawing.It should be noted that：Unless another
Illustrate outside, the part and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is not limited
Make scope of the present utility model.
The description only actually at least one exemplary embodiment is illustrative below, never as to this practicality
New and its application or any limitation used.
It may be not discussed in detail for technology and equipment known to person of ordinary skill in the relevant, but in appropriate situation
Under, the technology and equipment should be considered as a part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
The utility model provides a kind of pneumatic sealing test frock, and as shown in Figure 1 and Figure 2, the pneumatic sealing test frock is at least
Including lower installation board 1, upper mounting plate 7, sealing ring 2, the first cylinder 14, barometric control unit and first pressure table 8.Wherein, exist
The first groove is provided with the surface of the lower installation board 1, lower elastic sealing element 3 is installed with first groove,
To support product 4 to be measured.Product 4 to be measured is carried on the lower elastic sealing element 3.As shown in Fig. 2 for example, the lower installation
Plate 1 can be fixedly mounted on fixed support 18.
Specifically, as shown in figure 1, stress deformation after product 4 to be measured is placed on the lower elastic sealing element 3, to cause
Lower elastic sealing element 3 can seal the lower surface of product 4 to be measured.This be due to product 4 to be measured lower surface have hole or passage with
Just the atmospheric pressure value of its inner chamber is detected.In test, the lower surface of product 4 to be measured will be completely sealed, in order to test production to be measured
The atmospheric pressure value of the inner chamber completely enclosed in product 4.Preferably, the lower elastic sealing element 3 can be made up of soft rubber material, to obtain
Better seal effect is obtained, the lower elastic sealing element 3 includes the surface that can be matched with the surface configuration of product 4 to be measured.
As shown in figure 1, the upper mounting plate 7 is arranged on the top of the lower installation board 1.In the table of the upper mounting plate 7
The second groove is provided with face, second groove is oppositely arranged with first groove.It is provided with second groove
Briquetting 6.For example, the briquetting 6 may include the surface matched with product 4 to be measured, the briquetting 6 can also be with the upper installation
Plate 7 is wholely set.In this way, after the upper mounting plate 7 presses downwards the lower installation board 1, the briquetting 6 can compress to be measured
Product 4, first groove docks to form accommodating chamber with second groove.
As shown in figure 1, the sealing ring 2 is arranged on the surface of the upper mounting plate 7 or the lower installation board 1, with
In the isolation accommodating chamber and the air outside whole detecting tool.Alternatively, the sealing ring 2 is O-ring, in the lower peace
The 3rd groove around first groove is provided with dress plate 1, the O-ring is positioned in the 3rd groove.
As shown in Figure 1 and Figure 2, first cylinder 14 is used to drive the upper mounting plate 7 to press the lower installation board downwards
1.After the upper mounting plate 7 engages with the lower installation board 1, first groove docks to form receiving with second groove
Chamber.There is space, the lower surrounding space for being referred to as product 4 to be measured between the inner surface and product to be measured 4 of second groove.Institute
Whole accommodating chamber can be completely cut off by stating sealing ring 2, it is to avoid the surrounding space of product 4 to be measured connects with the air outside whole detecting tool
It is logical, influence the accuracy of detection.Meanwhile, the briquetting 6 compresses downwards the upper surface of product 4 to be measured, the lower elastic sealing element 3
Stress deformation is to seal the lower surface of product 4 to be measured.In this way, the inner chamber of product 4 to be measured completely cuts off setting completely with its surrounding space.
Optionally, the alignment pin 10 and positioning hole matched can be respectively arranged with the upper mounting plate 7 and the lower installation board 1
11.In this way, accurate positioning, it is ensured that the briquetting 6 accurately compresses the upper surface of product 4 to be measured.
The barometric control unit is used to adjust the air pressure in the cavity volume.Specifically, product 4 to be measured is put into the appearance
Receive after chamber, the barometric control unit is for the air pressure in the surrounding space of product 4 to be measured.In this way, in the accommodating chamber, by
Mutually it is isolated with its surrounding space in the inner chamber of product 4 to be measured, thus in the pressure for the surrounding space for adjusting, changing product 4 to be measured
During value, if the air-tightness of product to be measured 4 is qualified, the pressure value of the inner chamber of product 4 to be measured is constant.
As shown in figure 1, the first pressure table 8 is used for the atmospheric pressure value for detecting the inner chamber of product 4 to be measured.In product 4 to be measured
Surrounding space in air pressure change during, if the pressure value of intracavitary also changes therewith in product to be measured 4, its sealing is not
It is qualified.
Preferably, as shown in Figure 1 and Figure 2, the barometric control unit can be air accumulator 19, the air accumulator 19 with it is described
Accommodating chamber is connected, and pressure regulator valve is provided with the air accumulator 19, to adjust the air pressure in the accommodating chamber.Specifically, due to
Product 4 to be measured is placed in the accommodating chamber, thus the gas of surrounding space of the air accumulator 19 for adjusting product 4 to be measured
Pressure.For example, the air accumulator 19 can be adjusted in 0.1Mpa-1.6Mpa pressure limits, in detection, around product 4 to be measured
Air pressure adjustment in space is 1.0Mpa.Specifically, being provided with stomata on the lower installation board 1, the gas cell distribution is in institute
State between sealing ring 2 and first groove, the air accumulator 19 is connected by the surrounding space of the stomata and product 4 to be measured
It is logical.
Preferably, be provided with the lower elastic sealing element 3 and the lower installation board 1 the connection inner chamber of product 4 to be measured with
First air flue of the first pressure table 8.The first pressure table 8 detects the inner chamber of product 4 to be measured by first air flue
Air pressure.For example, through hole can be set on the lower elastic sealing element 3, the L-type passage of docking is set on lower installation board 1,
The first pressure table 8 can be arranged on the side wall of the lower installation board 1.
Preferably, as shown in figure 1, being provided with the 3rd groove on the surface of the briquetting 6, pacify in the 3rd groove
Equipped with upper seal 5.When the upper mounting plate 7 presses the lower installation board 1 downwards, the upper seal 5 can seal to be measured
The upper surface of product 4.In order to reach above-mentioned sealing effectiveness, the depth of the upper seal 5 should be slightly larger than the 3rd groove
Depth.Further, the upper seal 5 is the sealing ring 2 of rectangle or annular.
Preferably, as shown in figure 1, the detecting tool can also include second pressure table 9.Accordingly, in the briquetting 6
With the second air flue for connecting in the accommodating chamber is provided with the upper mounting plate 7.The second pressure table 9 passes through described second
Air flue detects the atmospheric pressure value in the accommodating chamber.Specifically, because product 4 to be measured is placed in the accommodating chamber, thus it is described
Second pressure table 9 detects the atmospheric pressure value of the surrounding space of product 4 to be measured by second air flue.In this way, tester can see
Whether the air pressure observed in the surrounding space of product 4 to be measured is adjusted in place.
Preferably, as shown in figure 1, being provided with stomata on the lower installation board 1, the gas cell distribution is in the sealing ring
Between 2 and first groove.In this way, the barometric control unit can be connected by the stomata with the accommodating chamber.Tool
Body, product 4 to be measured is put into after the accommodating chamber, the barometric control unit can pass through the stomata and product 4 to be measured
Surrounding space connection, to realize to the air pressure adjustment in the surrounding space of product 4 to be measured.It should be noted that according to the gas
The different structure of adjusting means is pressed, the concrete shape of the stomata is not unique, such as described stomata can be L-type, linear pattern
Deng.
Optionally, as shown in Figure 1 and Figure 2, the detecting tool also includes two clamping elements 12 and two the second cylinders 13.
Two clamping elements 12 are separately positioned on the both sides of the lower installation board 1.Two second cylinders 13 are used for：In the pressure
Block 6 is compressed downwards after product 4 to be measured, drives two move toward one anothers of clamping element 12 to clamp the lower installation board 1 and described
Upper mounting plate 7.So, it is to avoid position error, and avoid air inside the accommodating chamber from changing causing the He of lower installation board 1
The change in location of the upper mounting plate 7.
In addition, for example shown in Fig. 2, the detecting tool can also include fixed support 18, the lower installation board 1, described
First cylinder 14 and second cylinder 13 can be separately mounted on the fixed support 18.
In addition, for example shown in Fig. 2, the detecting tool can also include distribution box 16, be provided with the distribution box 16
Integrated circuit and controller, the motion state to adjust first cylinder 14 and first cylinder 14.For example, can lead to
Cross magnetic valve 15 to be precisely controlled the stroke of first cylinder 14 and second cylinder 13, it is ensured that the briquetting 6, the folder
The move distance of tight part 12.Air pressure display screen 17 can be installed in the outer surface of the distribution box 16, to show described first
Cylinder 14, the atmospheric pressure value of second cylinder 13 detection.
The orientation term such as upper and lower mentioned in this manual is defined relative to the construction shown in each accompanying drawing
, they are relative concepts, and it is therefore possible to can correspondingly be become according to its residing diverse location, different use states
Change.So, these or other orientation term should not be construed to restricted term.
Although some specific embodiments of the present utility model are described in detail by example, this area
It is to be understood by the skilled artisans that above example is merely to illustrate, rather than in order to limit scope of the present utility model.This
Field it is to be understood by the skilled artisans that can be in the case where not departing from scope and spirit of the present utility model, to above example
Modify.Scope of the present utility model is defined by the following claims.
Claims (10)
1. a kind of air-tightness detection tool, it is characterised in that including：
Lower installation board (1), is provided with the first groove on the surface of the lower installation board (1), is installed in first groove
There is lower elastic sealing element (3), the lower elastic sealing element (3) is configurable for carrying product to be measured；
Upper mounting plate (7), is provided with the second groove on the surface of the upper mounting plate (7), second groove and described the
One groove is oppositely arranged, and briquetting (6) is provided with second groove；
Sealing ring (2), the sealing ring (2) is arranged on the surface of the upper mounting plate (7) or the lower installation board (1)；
First cylinder (14), first cylinder (14) be configured to drive the upper mounting plate (7) press downwards it is described under
Installing plate (1), so that first groove docks to form accommodating chamber with second groove, and the briquetting (6) is compressed downwards
The upper surface of product to be measured, the lower elastic sealing element (3) seal the lower surface of product to be measured, the sealing ring (2) sealing institute
State accommodating chamber；
Barometric control unit, the barometric control unit is configurable for adjusting the air pressure of the accommodating chamber；
First pressure table (8), the first pressure table (8) is configurable for detecting the atmospheric pressure value of the inner chamber of product to be measured.
2. air-tightness detection tool according to claim 1, it is characterised in that the lower elastic sealing element (3) is by soft
Elastomeric material is made, and the lower elastic sealing element (3) includes the surface matched with the surface configuration of product to be measured.
3. air-tightness detection tool according to claim 1 or 2, it is characterised in that in the lower elastic sealing element (3) and
It is provided with the lower installation board (1) and connects product cavity to be measured and the first air flue of the first pressure table (8), described first
Pressure gauge (8) detects the air pressure of the inner chamber of product to be measured by first air flue.
4. air-tightness detection tool according to claim 1, it is characterised in that set on the surface of the briquetting (6)
There is the 3rd groove, upper seal (5) is installed in the 3rd groove, the upper seal (5) is configured as on described
When installing plate (7) presses downwards the lower installation board (1), the upper seal (5) can seal the upper surface of product to be measured.
5. air-tightness detection tool according to claim 4, it is characterised in that also including second pressure table (9), described
Briquetting (6) connects the second air flue of the accommodating chamber with being provided with the upper mounting plate (7), and the second pressure table (9) is led to
Cross the air pressure that second air flue detects the accommodating chamber.
6. air-tightness detection tool according to claim 1, it is characterised in that be provided with the lower installation board (1)
Stomata, the gas cell distribution is between the sealing ring (2) and first groove, and the barometric control unit passes through the gas
Hole is connected with the accommodating chamber.
7. the air-tightness detection tool according to claim 1 or 6, it is characterised in that the barometric control unit is gas storage
Tank (19), pressure regulator valve is provided with the air accumulator (19).
8. air-tightness detection tool according to claim 1, it is characterised in that the sealing ring (2) is O-ring, in institute
The 3rd groove being provided with lower installation board (1) around first groove is stated, the O-ring is positioned over the 3rd groove
It is interior.
9. air-tightness detection tool according to claim 1, it is characterised in that the upper mounting plate (7) and it is described under
The alignment pin (10) and positioning hole matched is respectively arranged with installing plate (1).
10. air-tightness detection tool according to claim 1, it is characterised in that also including two clamping elements (12) and two
Individual second cylinder (13), two clamping elements (12) are separately positioned on the both sides of the lower installation board (1)；Two described second
Cylinder (13) is configured as after the briquetting (6) compresses downwards product to be measured, drives two clamping elements (12) to transport in opposite directions
Move to clamp the lower installation board (1) and the upper mounting plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720107686.3U CN206593818U (en) | 2017-02-04 | 2017-02-04 | A kind of air-tightness detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720107686.3U CN206593818U (en) | 2017-02-04 | 2017-02-04 | A kind of air-tightness detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206593818U true CN206593818U (en) | 2017-10-27 |
Family
ID=60127805
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720107686.3U Expired - Fee Related CN206593818U (en) | 2017-02-04 | 2017-02-04 | A kind of air-tightness detection tool |
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| Country | Link |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204842A (en) * | 2018-02-08 | 2018-06-26 | 上海迪纳声科技股份有限公司 | Gauge outfit sealing device and encapsulating method |
| CN108444656A (en) * | 2018-03-12 | 2018-08-24 | 盾安（芜湖）中元自控有限公司 | One linear sealing gas of shut-off valve examines cubing |
| CN109163861A (en) * | 2018-10-18 | 2019-01-08 | 深圳市强瑞电子有限公司 | air tightness test fixture |
| CN110441009A (en) * | 2019-08-14 | 2019-11-12 | 郑云龙 | A kind of car deceleration device shell air tightness detection apparatus |
| CN110657921A (en) * | 2019-09-17 | 2020-01-07 | 合肥国轩高科动力能源有限公司 | Explosion-proof valve plugging clamp for air tightness test of lithium battery pack |
| CN112345174A (en) * | 2020-10-30 | 2021-02-09 | 歌尔微电子有限公司 | Air tightness detection device and method |
| CN113790854A (en) * | 2021-08-09 | 2021-12-14 | 常熟理工学院 | Pressure-resistant electronic product sealing detection system |
-
2017
- 2017-02-04 CN CN201720107686.3U patent/CN206593818U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204842A (en) * | 2018-02-08 | 2018-06-26 | 上海迪纳声科技股份有限公司 | Gauge outfit sealing device and encapsulating method |
| CN108444656A (en) * | 2018-03-12 | 2018-08-24 | 盾安（芜湖）中元自控有限公司 | One linear sealing gas of shut-off valve examines cubing |
| CN109163861A (en) * | 2018-10-18 | 2019-01-08 | 深圳市强瑞电子有限公司 | air tightness test fixture |
| CN109163861B (en) * | 2018-10-18 | 2024-02-13 | 深圳市强瑞精密技术股份有限公司 | Air tightness test fixture |
| CN110441009A (en) * | 2019-08-14 | 2019-11-12 | 郑云龙 | A kind of car deceleration device shell air tightness detection apparatus |
| CN110441009B (en) * | 2019-08-14 | 2021-07-16 | 临沂金盛机械配套有限公司 | Airtight detection device of automobile reducer casing |
| CN110657921A (en) * | 2019-09-17 | 2020-01-07 | 合肥国轩高科动力能源有限公司 | Explosion-proof valve plugging clamp for air tightness test of lithium battery pack |
| CN110657921B (en) * | 2019-09-17 | 2021-07-30 | 合肥国轩高科动力能源有限公司 | Explosion-proof valve plugging clamp for air tightness test of lithium battery pack |
| CN112345174A (en) * | 2020-10-30 | 2021-02-09 | 歌尔微电子有限公司 | Air tightness detection device and method |
| CN113790854A (en) * | 2021-08-09 | 2021-12-14 | 常熟理工学院 | Pressure-resistant electronic product sealing detection system |
| CN113790854B (en) * | 2021-08-09 | 2023-08-11 | 常熟理工学院 | Compression-resistant electronic product sealing detection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201019 Address after: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronic office building) Patentee after: GoerTek Optical Technology Co.,Ltd. Address before: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee before: GOERTEK Inc. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 |
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