CN203810999U - Improved edge sealing structure for temperature equalizing plate - Google Patents
Improved edge sealing structure for temperature equalizing plate Download PDFInfo
- Publication number
- CN203810999U CN203810999U CN201420069402.2U CN201420069402U CN203810999U CN 203810999 U CN203810999 U CN 203810999U CN 201420069402 U CN201420069402 U CN 201420069402U CN 203810999 U CN203810999 U CN 203810999U
- Authority
- CN
- China
- Prior art keywords
- plate body
- temperature
- sealing
- edge sealing
- improvement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 103
- 238000003466 welding Methods 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 5
- 229910000679 solder Inorganic materials 0.000 abstract 1
- 210000003141 lower extremity Anatomy 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/12—Elements constructed in the shape of a hollow panel, e.g. with channels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2275/00—Fastening; Joining
- F28F2275/06—Fastening; Joining by welding
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermotherapy And Cooling Therapy Devices (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The utility model provides an improved edge sealing structure of a temperature-uniforming plate, which comprises a first plate body and a second plate body mutually superposed with the first plate body, wherein the outer periphery of the first plate body is provided with a sealing edge surrounded by a ring, the outer periphery of the second plate body is provided with a sealing groove surrounded by a ring, the sealing groove and the sealing edge are correspondingly superposed, the first plate body is recessed towards the second plate body and is protruded from the second plate body, the second plate body is further provided with an enclosing wall surrounded at the inner side of the sealing groove, and the enclosing wall is protruded from the second plate body to extend towards the first plate body so as to form a cavity between the first plate body and the second plate body; wherein, solder is arranged between the sealing edge and the sealing groove for bonding.
Description
Technical field
The utility model is relevant with a kind of tabular heat-conductive assembly, espespecially a kind of temperature-uniforming plate edge sealing structure improvement.
Background technology
Press, as shown in Figure 1, known temperature-uniforming plate 1a mainly comprises a upper plate 10a and covers and form mutually with a lower plate 11a, and between upper and lower plate 10a, 11a, form the chamber 12a of a sealing, to be filled with appropriate working fluid (figure is slightly) in this chamber 12a, can carry out the heat biography effect that vapour, liquid phase change.And be to make upper and lower plate 10a, 11a more closely sealed on the edge sealing structure of periphery, known temperature-uniforming plate 1a at the outer peripheral edges place of upper and lower plate 10a, 11a, have respectively one separately ring enclose and mutually stacked and top edge 100a and the lower limb 110a of laminating, lower plate 11a further extends one day outward to the sidepiece 111a of top edge 100a in lower limb 110a, by the sidepiece 111a reflexed one that makes progress, be stacked and placed on the covering part 112a on top edge 100a again, fill out again scolder 13a to infiltrate in gap to each other, for described upper and lower plate 10a, 11a, be able to edge sealing and engage.
Because above-mentioned known temperature-uniforming plate 1a is on edge sealing structure, mainly by scolder 13a, from top to bottom infiltrate between upper and lower plate 10a, 11a in the gap at edge sealing position, therefore easily because capillarity is infiltrated temperature-uniforming plate 1a inside, the internal face of lower plate 11a for example, even because lower plate 11a internal face is coated with capillary structure, by capillary structure, suck scolder 13a, cause capillary structure stopped up by scolder 13a and affect the backflow effect of liquid working fluid.
Utility model content
Main purpose of the present utility model, be to provide a kind of temperature-uniforming plate edge sealing structure improvement, it is mainly to have one for the accommodating fill area of scolder, not only can effectively make temperature-uniforming plate more even and closely sealed on edge sealing structure, also can avoid scolder to infiltrate in temperature-uniforming plate simultaneously and by capillary structure, sucked the problems such as scolder infiltration that often cause to solve temperature-uniforming plate in edge sealing operation.
Another object of the present utility model, is to provide the improvement of a kind of temperature-uniforming plate edge sealing structure, and it can further make scolder be hidden in edge sealing structure and be difficult for being exposed to outward appearance, to increase the aesthetic property of temperature-uniforming plate on finished product.
In order to achieve the above object, the utility model provides a kind of temperature-uniforming plate edge sealing structure improvement, comprising:
One first plate body, the outer peripheral edges of this first plate body have the sealing strip that a ring encloses; And
One second plate body, mutually stacked with this first plate body, and the outer peripheral edges of this second plate body have the seal groove that a ring encloses, sealing groove is corresponding stacked with sealing limit, and be recessed into and protruded by this second plate body towards this second plate body by this first plate body, and this second plate body has more a ring and encloses the enclosure wall in sealing groove inner side, this enclosure wall by this second plate body projection to extend and form a chamber between this first and second plate body towards this first plate body;
Wherein, between sealing limit and sealing groove, be provided with scolder and cohere.
Further, wherein this second plate body forms one and amplexiforms portion between this enclosure wall and sealing groove, and is formed with a corresponding portion of amplexiforming in sealing limit inner side, and amplexiforming of this first and second plate body is formed with spacing between portion.
Further, wherein this second plate body forms one and amplexiforms portion between this enclosure wall and sealing groove, and is formed with a corresponding portion of amplexiforming in sealing limit inner side, and the portion of amplexiforming of this first and second plate body is mutually stacked and amplexiform.
Further, wherein amplexiforming between portion of this first and second plate body is spot welding connection.
Further, wherein sealing limit comprises the groove top and that one first madial wall, extends by this first madial wall and is extended and first lateral wall relative with this first madial wall spacing by this groove top, so that sealing limit forms a cap-shaped, sealing groove comprises one and is extended and second lateral wall relative with this second madial wall spacing by this bottom land with inside and outside the second corresponding madial wall of this enclosure wall, a bottom land being extended by this second madial wall and one, so that sealing groove forms a channel form and matches stacked with sealing limit.
Further, wherein between this first madial wall and this second madial wall, there is gap and described scolder is bonded in each other.
Further, wherein this first madial wall coordinate this second madial wall mutually stacked and laminating connect airtight.
Further, wherein between this first madial wall and this second madial wall for spot welding is connected.
Further, wherein between this first lateral wall and this second lateral wall, there is gap and described scolder is bonded in each other.
Further, wherein this first lateral wall coordinate mutually stacked between this second lateral wall and laminating connect airtight.
Further, wherein between this first lateral wall and this second lateral wall for spot welding is connected.
Further, wherein sealing limit is further in this first lateral wall extension one first outer rim, and sealing groove also coordinates this first outer rim and in this second lateral wall extension one second outer rim, and this first and second outer rim fits and connects airtight.
Further, wherein this first outer rim and this second outer is intermarginally connected for spot welding.
Further, the outer intermarginal otch with a section excision of this first outer rim and this second wherein.
Further, wherein this first plate body also encircles and is with an enclosure wall in inner side, sealing limit.
Further, wherein said chamber inner wall is provided with capillary structure and has sealed working fluid up for safekeeping in described chamber.
The utility model not only can effectively make temperature-uniforming plate more even and closely sealed on edge sealing structure, also can avoid scolder to infiltrate in temperature-uniforming plate simultaneously and be sucked by capillary structure, the problems such as scolder infiltration that temperature-uniforming plate often causes in edge sealing operation have been solved, and scolder is hidden in edge sealing structure and is difficult for being exposed to outward appearance, increased the aesthetic property of temperature-uniforming plate on finished product.
Accompanying drawing explanation
The partial cutaway schematic of the known temperature-uniforming plate edge sealing structure of Fig. 1.
The sectional perspective schematic diagram of Fig. 2 the utility model the first embodiment.
The partial cutaway schematic of Fig. 3 the utility model the first embodiment.
The partial cutaway schematic of Fig. 4 the utility model the second embodiment.
The partial cutaway schematic of Fig. 5 the utility model the 3rd embodiment.
The partial cutaway schematic of Fig. 6 the utility model the 4th embodiment.
The partial cutaway schematic of Fig. 7 the utility model the 5th embodiment.
The partial cutaway schematic of Fig. 8 the utility model the 6th embodiment.
The partial cutaway schematic of Fig. 9 the utility model the 7th embodiment.
In figure, temperature-uniforming plate 1a
Upper plate 10a top edge 100a
Lower plate 11a lower limb 110a
Sidepiece 111a covering part 112a
Chamber 12a scolder 13a
Temperature-uniforming plate 1
The first plate body 10 sealing strips 100
The first madial wall 1000 groove tops 1001
The first lateral wall 1,002 first outer rims 1003
Amplexiform portion's 101 enclosure walls 102
The second plate body 11 seal grooves 110
The second madial wall 1100 bottom lands 1101
The second lateral wall 1,102 second outer rims 1103
Enclosure wall 111 amplexiforms portion 112
Chamber 12 capillary structures 120
Scolder 13.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, so that those skilled in the art can better understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
Refer to Fig. 2 and Fig. 3, be respectively sectional perspective schematic diagram and the partial cutaway schematic of the utility model the first embodiment.The utility model provides a kind of temperature-uniforming plate edge sealing structure improvement, this temperature-uniforming plate 1 comprises one first plate body 10 and one second plate body 11 and mutually stackedly to cover, forms, and be formed with a chamber 12(as shown in Figure 3 in 10,11 of described first and second plate bodys), and can be provided with capillary structure 120 and in chamber 12, seal appropriate working fluid (figure slightly) up for safekeeping in chamber 12 inwalls.
The utility model is mainly: the outer peripheral edges place of described the first plate body 10 has the sealing strip 100 that a ring encloses, the outer peripheral edges place of described the second plate body 11 has a seal groove 110, and sealing strip 100 is corresponding stacked with seal groove 110, sealing strip 100 is more recessed towards the second plate body 11 by described the first plate body 10 with seal groove 110, and is protruded by described the second plate body 11.In addition, the second plate body 11 has more a ring and encloses in the enclosure wall 111 of seal groove 110 inner sides, this enclosure wall 111 by the second plate body 11 projections to extend towards the first plate body 10, so that 10,11 of first and second plate bodys can form described chamber 12.
From the above, sealing limit 100 comprises again the groove top 1001 and that one first madial wall 1000, extends by described the first madial wall 1000 is extended and first lateral walls 1002 relative with described the first madial wall 1000 spacing by described groove top 1001, so that sealing limit 100 can form a cap-shaped; And sealing groove 110 comprises one and is extended and second lateral wall 1102 relative with described the second madial wall 1100 spacing by described bottom land 1101 with inside and outside the second corresponding madial wall 1100 of enclosure wall 111, a bottom land 1101 being extended by described the second madial wall 1100 and one, so that seal groove 110 can form a channel form and can match stacked with sealing strip 100, and can insert scolder 13 and cohere mutually in 110 of sealing strip 100 and seal grooves, to reach the object that makes temperature-uniforming plate 1 edge sealing.The utility model for the first embodiment in, the second madial wall 1100 of the first madial wall 1000 of described sealing strip 100 and the first lateral wall 1002 fitted seal grooves 110 and the second lateral wall 1102 and stick to thereon, meaning i.e. the first madial wall 1000 is mutually stacked and fit and connect airtight with the second madial wall 1100, the first lateral wall 1002 is mutually stacked with the second lateral wall 1102 and laminating is connected airtight, only in groove top 1001 and 1101 gaps that provide scolder 13 to insert of bottom land.
Moreover, for ease of increasing the sealing effectiveness on edge sealing structure, the second plate body 11 can form one in enclosure wall 111 and 110 of seal grooves and amplexiform portion 112, and in sealing strip 100 inner sides of the first plate body 10, be also formed with a corresponding portion of amplexiforming 101, mutually stacked and amplexiform for the portion of amplexiforming 101,112 of first and second plate body 10,11, in the two, impose spot welding processing again, to increase the adaptation of 10,11 of first and second plate bodys.In addition, at the first madial wall 1000 of sealing strip 100 and 1100 of the second madial walls of seal groove 110, also can impose aforesaid spot welding processing or also can impose aforesaid spot welding processing at the first lateral wall 1002 of sealing strip 100 and 1102 of the second lateral walls of seal groove 110, also can obtain identical effectiveness.
Accordingly, as shown in Figure 3, when described scolder 13 is inserted seal groove 110 when interior, can by first and second, plate body 10,11 be upper and lower covers and edge sealing mutually, and because scolder 13 is just won and is restricted in seal groove 110, no matter therefore scolder 13 overflow or capillarity when inserting neither can be creeped to the chamber 12 of temperature-uniforming plate 1.Meanwhile, the utility model can also be placed in scolder 13 lid in seal groove 110 by sealing strip 100 and not expose, to increase the aesthetic property of temperature-uniforming plate 1 on finished product.
Therefore by above-mentioned contexture, can obtain the improvement of the utility model temperature-uniforming plate edge sealing structure.
In addition, as shown in Figure 4, the first madial wall 1000 that the utility model also can make above-mentioned sealing strip 100 does not fit and connects airtight with the second madial wall 1100 of seal groove 110, namely the first madial wall 1000 and 1100 of the second madial walls have gap, for scolder 13, can further be bonded in each other; Again as shown in Figure 5, sealing limit 100 also can be further in the first lateral wall 1002 extension one first outer rims 1003, and sealing groove 110 also coordinates the first outer rim 1003 and in the second lateral wall 1102 extension one second outer rims 1103, and first and second outer rim 1003,1103 fits and connects airtight, and also can impose spot welding in the two and process to increase adaptation; Again as shown in Figure 6, same, the first lateral wall 1002 yet can not fit and connect airtight with the second lateral wall 1102, and scolder 13 is bonded in each other; Even as shown in Figure 7, the portion of amplexiforming 101,112 of described first and second plate body 10,11 is also can be mutually stacked and amplexiform, and increases the thickness of temperature-uniforming plate 1 to form spacing.
Again, as shown in Figure 8, above-mentioned first and second outer rim 1003,1103 also can be after edge sealing operation completes excision or local excision, to form a kerf A on the excision section in 1003,1103 of first and second outer rims; And as shown in Figure 9, described the first plate body 10 also can enclose an enclosure wall 102 by (or amplexiforming portion 101 inner sides) ring in sealing strip 100 inner sides, to form the spacing of 10,11 of first and second plate bodys, increase the thickness of temperature-uniforming plate 1.
The above embodiment is only the preferred embodiment for absolutely proving that the utility model is lifted, and protection domain of the present utility model is not limited to this.Being equal to that those skilled in the art do on the utility model basis substitutes or conversion, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (16)
1. a temperature-uniforming plate edge sealing structure improvement, is characterized in that, comprising:
One first plate body, the outer peripheral edges of this first plate body have the sealing strip that a ring encloses; And
One second plate body, mutually stacked with this first plate body, and the outer peripheral edges of this second plate body have the seal groove that a ring encloses, sealing groove is corresponding stacked with sealing limit, and be recessed into and protruded by this second plate body towards this second plate body by this first plate body, and this second plate body has more a ring and encloses the enclosure wall in sealing groove inner side, this enclosure wall by this second plate body projection to extend and form a chamber between this first and second plate body towards this first plate body;
Wherein, between sealing limit and sealing groove, be provided with scolder and cohere.
2. temperature-uniforming plate edge sealing structure improvement as claimed in claim 1, it is characterized in that, wherein this second plate body forms one and amplexiforms portion between this enclosure wall and sealing groove, and is formed with a corresponding portion of amplexiforming in sealing limit inner side, and amplexiforming of this first and second plate body is formed with spacing between portion.
3. temperature-uniforming plate edge sealing structure improvement as claimed in claim 1, it is characterized in that, wherein this second plate body forms one and amplexiforms portion between this enclosure wall and sealing groove, and is formed with a corresponding portion of amplexiforming in sealing limit inner side, and the portion of amplexiforming of this first and second plate body is mutually stacked and amplexiform.
4. temperature-uniforming plate edge sealing structure improvement as claimed in claim 3, is characterized in that, wherein this first and second plate body amplexiforms between portion as spot welding connects.
5. the improvement of the temperature-uniforming plate edge sealing structure as described in claim 1 to 4 any one, it is characterized in that, wherein sealing limit comprises one first madial wall, one groove being extended by this first madial wall pushes up, and one extended and first lateral wall relative with this first madial wall spacing by this groove top, so that sealing limit forms a cap-shaped, sealing groove comprise one with this enclosure wall in, outer the second corresponding madial wall, one bottom land being extended by this second madial wall, and one extended and second lateral wall relative with this second madial wall spacing by this bottom land, so that sealing groove forms a channel form and matches stacked with sealing limit.
6. temperature-uniforming plate edge sealing structure as claimed in claim 5 improvement, is characterized in that, wherein between this first madial wall and this second madial wall, has gap and described scolder is bonded in each other.
7. temperature-uniforming plate edge sealing structure as claimed in claim 5 improvement, is characterized in that, wherein this first madial wall coordinates that this second madial wall is mutually stacked and laminating is connected airtight.
8. temperature-uniforming plate edge sealing structure as claimed in claim 7 improvement, is characterized in that, wherein between this first madial wall and this second madial wall for spot welding is connected.
9. temperature-uniforming plate edge sealing structure as claimed in claim 5 improvement, is characterized in that, wherein between this first lateral wall and this second lateral wall, has gap and described scolder is bonded in each other.
10. temperature-uniforming plate edge sealing structure as claimed in claim 5 improvement, is characterized in that, wherein this first lateral wall coordinates mutually stacked between this second lateral wall and laminating is connected airtight.
11. temperature-uniforming plate edge sealing structures as claimed in claim 10 improvement, is characterized in that, wherein between this first lateral wall and this second lateral wall for spot welding is connected.
12. temperature-uniforming plate edge sealing structure improvement as claimed in claim 5, it is characterized in that, wherein sealing limit is further in this first lateral wall extension one first outer rim, and sealing groove also coordinates this first outer rim and in this second lateral wall extension one second outer rim, and this first and second outer rim fits and connects airtight.
13. temperature-uniforming plate edge sealing structures as claimed in claim 12 improvement, is characterized in that, wherein this first outer rim and this second outer is intermarginally connected for spot welding.
14. temperature-uniforming plate edge sealing structure improvement as claimed in claim 12, is characterized in that, wherein this first outer rim and this second outer intermarginal otch with a section excision.
15. temperature-uniforming plate edge sealing structure improvement as claimed in claim 5, is characterized in that, wherein this first plate body also encircles and is with an enclosure wall in inner side, sealing limit.
16. temperature-uniforming plate edge sealing structure improvement as claimed in claim 5, is characterized in that, wherein said chamber inner wall is provided with capillary structure and has sealed working fluid up for safekeeping in described chamber.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW103104644 | 2014-02-12 | ||
| TW103104644A TW201531661A (en) | 2014-02-12 | 2014-02-12 | Improvement in vapor chamber edge sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203810999U true CN203810999U (en) | 2014-09-03 |
Family
ID=51449737
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410054365.2A Pending CN104833250A (en) | 2014-02-12 | 2014-02-18 | Improved edge sealing structure for temperature equalizing plate |
| CN201420069402.2U Expired - Fee Related CN203810999U (en) | 2014-02-12 | 2014-02-18 | Improved edge sealing structure for temperature equalizing plate |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410054365.2A Pending CN104833250A (en) | 2014-02-12 | 2014-02-18 | Improved edge sealing structure for temperature equalizing plate |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN104833250A (en) |
| TW (1) | TW201531661A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108738273A (en) * | 2017-04-14 | 2018-11-02 | 双鸿科技股份有限公司 | Temperature equalizing plate |
| CN110932090A (en) * | 2019-12-13 | 2020-03-27 | 杭州华锦电子有限公司 | Laser diode and preparation method thereof |
| CN111712681A (en) * | 2018-07-31 | 2020-09-25 | 株式会社村田制作所 | Vapor chamber |
| CN113390279A (en) * | 2021-05-06 | 2021-09-14 | 太仓市华盈电子材料有限公司 | Narrow-edge-sealed temperature-equalizing plate and manufacturing method thereof |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102280096B1 (en) * | 2017-10-17 | 2021-07-21 | 주식회사 엘지에너지솔루션 | Battery pack having function to block the inflow of leakage coolant |
| CN109870054A (en) * | 2017-12-04 | 2019-06-11 | 泰硕电子股份有限公司 | Without gas removing pipe samming board fabrication method |
| CN113883936A (en) | 2020-07-03 | 2022-01-04 | 台达电子工业股份有限公司 | Thin type temperature equalizing plate structure |
-
2014
- 2014-02-12 TW TW103104644A patent/TW201531661A/en unknown
- 2014-02-18 CN CN201410054365.2A patent/CN104833250A/en active Pending
- 2014-02-18 CN CN201420069402.2U patent/CN203810999U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108738273A (en) * | 2017-04-14 | 2018-11-02 | 双鸿科技股份有限公司 | Temperature equalizing plate |
| CN111712681A (en) * | 2018-07-31 | 2020-09-25 | 株式会社村田制作所 | Vapor chamber |
| CN111712681B (en) * | 2018-07-31 | 2021-12-14 | 株式会社村田制作所 | Vapor chamber |
| CN110932090A (en) * | 2019-12-13 | 2020-03-27 | 杭州华锦电子有限公司 | Laser diode and preparation method thereof |
| CN110932090B (en) * | 2019-12-13 | 2020-11-20 | 杭州华锦电子有限公司 | Laser diode and preparation method thereof |
| CN113390279A (en) * | 2021-05-06 | 2021-09-14 | 太仓市华盈电子材料有限公司 | Narrow-edge-sealed temperature-equalizing plate and manufacturing method thereof |
| CN113390279B (en) * | 2021-05-06 | 2022-12-20 | 太仓市华盈电子材料有限公司 | Narrow-edge-sealed temperature-uniforming plate and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201531661A (en) | 2015-08-16 |
| CN104833250A (en) | 2015-08-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140903 Termination date: 20150218 |
|
| EXPY | Termination of patent right or utility model |