CN202524691U - Metal sheet structure with surface effect - Google Patents
Metal sheet structure with surface effect Download PDFInfo
- Publication number
- CN202524691U CN202524691U CN2011203972685U CN201120397268U CN202524691U CN 202524691 U CN202524691 U CN 202524691U CN 2011203972685 U CN2011203972685 U CN 2011203972685U CN 201120397268 U CN201120397268 U CN 201120397268U CN 202524691 U CN202524691 U CN 202524691U
- Authority
- CN
- China
- Prior art keywords
- sheet metal
- layer
- metal structure
- thin film
- surface effect
- 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
Images
Landscapes
- Toys (AREA)
Abstract
The utility model relates to a metal sheet structure with grain effect, comprising a metal sheet, a color system layer and a transparent film layer, wherein a grain layer is arranged on the surface of the metal sheet; the color system layer is formed on the surface of the metal sheet; the transparent film layer is integrated with the metal sheet, and is covered on the grain layer and the color system layer; and the transparent film layer is provided with a surface grain. Therefore, the surface of the metal sheet is provided with a micro-structure grain with better stability and serviceability so as to guarantee the texture effect of the metal sheet. The metal sheet structure with surface effect is more suitable for the other metal construction, such as the key, and has more wide application range so as to improve application capacity and practicability in the industry.
Description
Technical field
The utility model relates to a kind of sheet metal structure, is meant a kind of sheet metal structure that makes the tool surface effect of vision texture such as highlighting lines, color to the metal surface especially.
Background technology
Because modern property science and technology prosperity and quality of life promote; It is a part of closely that the use of many article, contact have become daily life; Just as common electronic installation like mobile phone, earphone, PDA, mobile computer, flat computer, MP3 walkman, digital camera etc., the housing of this class object adopts plastic casing or metal shell usually, plastic casing is mainly considered factors such as its in light weight and economy; And metal shell is mainly considered its robustness, thermal diffusivity and texture effect; And because of the texture demand of product has become a kind of trend of modern trend, than the products such as iPhone, IPad and Ipod of successful story such as Apple company, its performance because of excellence cooperates the metal shell that has texture; Make and lead 3C fashion in the fashionable whole world of these products.The prior art of associated metal lines plate such as patent I339164 number, this prior art provide a kind of lines manufacturing process and metal lines plate thereof of metal lines plate, the steps include: to provide a metal substrate; Coating UV glue is on this metal substrate; With one have the micro-structural lines female film coining on this UV glue; Make the UV adhesive curing with the UV-irradiation metal substrate, the micro-structural lines promptly is formed on the UV glue.
Aforementioned this prior art is to form the micro-structural lines with the UV glue on the metal substrate, and promptly its micro-structural lines is not directly to be located on this metal substrate, but is formed at the UV glue on this metal substrate indirectly; So; Though this UV glue has this metal substrate of protection and forms the visual effect of lines, when this UV glue is scraped damage, will destroy its micro-structural lines; Form the defective on vision, the texture, show nonideal design; Moreover; The formed lines of this UV glue only belongs to the individual layer setting, lacks with metal substrate itself to form the laying of multiple laminated striation road, and the collocation that promptly can't reach the multilayer lines manifests effect; Or produce the result of use that main lines is scratch resistant and time lines is arranged in pairs or groups, the necessity that improves is in the lump really arranged.
Therefore; The utility model is not attained the desirable fact because existing metallic plate lines is provided with on disappearance that structure uses and the structural design thereof; The utility model inventor promptly sets about researching and developing its solution; Hope can be developed a kind of sheet metal structure that has more the tool lines effect of sense of vision, tactile sensation and durability, and is popular and promote the development of this industry with service society.
The utility model content
The purpose of the utility model is at the sheet metal structure that a kind of tool lines effect is provided, and it can make metal sheet surface have the micro-structural lines, and its formation has preferable stability and durability, and then guarantees to use the texture effect person who keeps this metallic plate.
A purpose again of the utility model is at the sheet metal structure that a kind of tool lines effect is provided, and it can make the metallic plate with micro-structural lines have multiple layer arranging effect, reaches the wider scope of application, and then promotes usability and practicality person on its industry.
The utility model is that to reach the technological means that above-mentioned purpose adopts be to comprise:
In the utility model, a kind of sheet metal structure of tool surface effect, it comprises:
One sheet metal is to be provided with a lines layer on the surface of this sheet metal;
One colour system layer, this colour system layer are to be formed on the surface of this sheet metal; And
One transparent thin film layer, this transparent thin film layer are to be incorporated on this sheet metal, and are covered on this lines layer and this colour system layer, and this transparent thin film layer is to have a surface pattern.
In the utility model, wherein this lines layer is to form with modes such as etching, drillings.
In the utility model, wherein this colour system layer is to be formed on the surface of this sheet metal with modes such as printing, plating, spraying, digital ink-jets.
In the utility model, wherein this colour system layer is to be same as the set position of this lines layer or this colour system layer is to go deep into the set position of this lines layer.
In the utility model, wherein this colour system layer is to form with modes such as anode treatment or the colourings of thunder carving.
In the utility model; Wherein this surface pattern is after with coating, wire mark, roll extrusion or some glue mode one UV glue-line being set on the colour system layer of this sheet metal; Utilize the master mold of a tool micro-structural lines to be stamped on this UV glue-line again; Micro-structural lines on this master mold is needed on this UV glue-line, and the UV glue-line of this tool micro-structural lines continues and solidifies through UV-irradiation, and forms this transparent thin film layer of this tool surface pattern.
In the utility model, the selection setting of plane, male and fomale(M&F), bright or cloudy surface should be arranged wherein through transparent thin film layer cording that UV solidifies.
In the utility model, wherein this surface pattern is on this colour system layer of this sheet metal, to be provided with one to form in order to the silica gel layer that forms this transparent thin film layer and hot pressing.
In the utility model, wherein this transparent thin film layer is plane, male and fomale(M&F), bright or cloudy surface.
In the utility model, wherein be to be provided with color in this transparent thin film layer, this surface pattern is bright, cloudy surface, hair or carving line.
In the utility model, wherein be further to be provided with a PU enamelled coating, light enamelled coating or antibiotic layer on the surface pattern of this transparent thin film layer.
In the utility model, it is to fold journey and be the recessed folding formation that an arc is bent formation or bending angle through a stamped female.
In the utility model, wherein this sheet metal system is to be fitted with piece under the button, and piece is rubber, plastics or aluminum component under this button.
In the utility model, wherein this sheet metal is to be combined with piece under the button with ejection formation, and piece is rubber or plastics under this button.
The utility model also discloses a kind of sheet metal structure of tool surface effect simultaneously, and it comprises:
One sheet metal is to be provided with plural laser perforation on the surface of this sheet metal;
One colour system layer, this colour system layer are to be formed on the surface of this sheet metal; And
One transparent thin film layer, this transparent thin film layer are to be incorporated on this sheet metal, and are covered on this plural number laser perforation and this colour system layer, and this transparent thin film layer is to have a surface pattern.
In the utility model, should the perforation of plural number laser be to be combined to form a pattern wherein.
In the utility model, wherein this colour system layer is to be formed on the surface of this sheet metal with modes such as printing, plating, spraying, digital ink-jets.
In the utility model, wherein this colour system layer is to form with modes such as anode treatment or the colourings of thunder carving.
In the utility model; Wherein this surface pattern is after with coating, wire mark, roll extrusion or some glue mode one UV glue-line being set on the colour system layer of this sheet metal; Utilize the master mold of a tool micro-structural lines to be stamped on this UV glue-line again; Micro-structural lines on this master mold is needed on this UV glue-line, and the UV glue-line of this tool micro-structural lines continues and solidifies through UV-irradiation, and forms this transparent thin film layer of this tool surface pattern.
In the utility model, wherein should be selection setting through transparent thin film layer that UV solidifies with plane, male and fomale(M&F), bright or cloudy surface.
In the utility model, wherein this surface pattern is on this colour system layer of this sheet metal, to be provided with one to form in order to the silica gel layer that forms this transparent thin film layer and hot pressing.
In the utility model, wherein this transparent thin film layer is plane, male and fomale(M&F), bright or cloudy surface.
In the utility model, wherein be to be provided with color in this transparent thin film layer, this surface pattern is bright, cloudy surface, hair or carving line.
In the utility model, wherein be further to be provided with a PU enamelled coating, light enamelled coating or antibiotic layer on the surface pattern of this transparent thin film layer.
In the utility model, it is to fold journey and be the recessed folding formation that an arc is bent formation or bending angle through a stamped female.
In the utility model, wherein this sheet metal system is to be fitted with piece under the button, and piece is rubber, plastics or aluminum component under this button.
In the utility model, wherein this sheet metal is to be combined with piece under the button with ejection formation, and piece is rubber or plastics under this button.
The utility model beneficial effect: the utility model can make the sheet metal surface have the micro-structural lines; And its formation has preferable stability and durability; And then guarantee the texture effect of this metallic plate, the utility model is more applicable to the use of other hardware, like button etc.; And have wider range of application, and then promote usability and practicality on its industry.
Description of drawings
Figure 1A to Fig. 4 is provided with sketch map for the formation of the utility model.
Fig. 4 A is the sketch map of the utility model tool antibiotic layer.
Fig. 5 A is the variant sketch map that the utility model replaces this surface pattern.
Fig. 5 B is for looking sketch map on the utility model laser perforation application examples.
Fig. 5 C illustrates intention for the utility model variant.
Fig. 6 A is the recessed folded structure sketch map one of the utility model.
Fig. 6 B is the recessed folded structure sketch map two of the utility model.
Fig. 7 A is the button application examples sketch map one of the utility model.
Fig. 7 B is the button application examples sketch map two of the utility model.
[figure number is to as directed]
11 sheet metals, 12 lines layers
13 colour system layers, 14 transparent thin film layer
15 surface pattern 15A antibiotic layers
Piece under 16 perforation, 17 buttons
20 patterns, 30 light sources
Embodiment
For making architectural feature of the utility model and the effect of being reached there are further understanding and understanding, cooperate detailed explanation, explain as follows in order to preferred embodiment and accompanying drawing:
See also Figure 1A and 1B; The sheet metal structure of the utility model tool lines effect includes a sheet metal 11; This sheet metal 11 is to can be aluminium, magnesium alloy, stainless steel, iron or other metal material; Be to be provided with a lines layer 12 on the surface of this sheet metal 11, this lines layer 12 is to form with etching, drilling modes such as (CNC processing); Shown in the 2nd figure; Be to be provided with a colour system layer 13 on the surface of this sheet metal 11; This colour system layer 13 is to be printing opacity or lighttight formation; This colour system layer 13 is to be formed on the surface of this sheet metal 11 with modes such as printing, plating, spraying, digital ink-jets, this colour system layer 13 can also anode treatment or mode such as thunder carving colouring form, this colour system layer 13 is to be same as the set position of this lines layer 12; Or this colour system layer 13 is to go deep into the set position of this lines layer 12, with so that this lines layer 12 has visual colour system effect.
Like Fig. 3, shown in 4; Be to be provided with a transparent thin film layer 14 on this colour system layer 13; Promptly this transparent thin film layer 14 is to be incorporated on this sheet metal 11; And be covered on this lines layer 12 and this colour system layer 13, this transparent thin film layer 14 is to have a surface pattern 15, this surface pattern 15 is can UV curing molding or hot-forming; This surface pattern 15 is during with the UV curing molding; Promptly on the colour system layer 13 of this sheet metal 11, one UV glue-line is set with coating, wire mark, roll extrusion or some glue mode; Utilize the master mold of a tool micro-structural lines to be stamped on this UV glue-line again, the micro-structural lines on this master mold is needed on this UV glue-line, the UV glue-line of this tool micro-structural lines continues and solidifies through UV-irradiation; Promptly form the transparent thin film layer 14 of this tool surface pattern 15; And this transparent thin film layer 14 of mat and increase case hardness and anti-scratching wearproof property, moreover this transparent thin film layer 14 that solidifies through UV is the selection settings that can have plane, male and fomale(M&F), bright or cloudy surface.This surface pattern 15 is when hot-forming; Promptly hot pressing is provided with this transparent thin film layer 14 on the colour system layer 13 of this sheet metal 11; This transparent thin film layer 14 is the silica gel layer (silicone) that can be a high grade of transparency; These sheet metal 11 upper surfaces are had by covering property, anti-surface oxidation, anti-skidding, anti-drying, antidetonation are anti-fall and characteristic such as surface touch is good, simultaneously, also make this transparent thin film layer 14 have the selection setting of plane, male and fomale(M&F), bright or cloudy surface.Moreover, should be to be provided with color in this transparent thin film layer 14 with UV curing molding or hot-forming tool surface pattern 15, and this surface pattern 15 be to can be bright, cloudy surface, hair, carving line etc.Again; Shown in Fig. 4 A; Be further to be provided with an antibiotic layer 15A (or PU enamelled coating or light enamelled coating etc.) on the surface pattern 15 of this transparent thin film layer 14; In order to promoting its fungi-proofing or protection effect, and in suitable execution mode, this surface pattern 15 (or transparent thin film layer 14) surface is preferably formed as the matsurface of tool minute aperture; In order to the fastening combination of infiltration of this antibiotic layer 15A, this antibiotic layer 15A is the mixture that can be quaternary ammonium salt (quaternary ammonium salts) and paint vehicle (like PU lacquer or UV lacquer).
Seeing also Fig. 5 A to 5C, is the alternate embodiment of this lines layer 12, and promptly this sheet metal 11 is to be formed with plurality of through holes 16 with the laser perforation, and this plurality of through holes 16 is in order to replace the setting of aforementioned this lines layer 12; Shown in Fig. 5 B; This plurality of through holes 16 is that formation one pattern 20 capable of being combined is on this sheet metal 11; And for example shown in Fig. 5 C, when shining on the lower direction of light source 30 these sheet metals 11, this pattern 20 promptly can obviously show; Cooperate the corresponding matching setting of this surface pattern 15 again, can set off out the splendid vision texture effect on these sheet metal 11 surfaces.
See also Fig. 6 A, 6B; After forming this lines layer 12 (or plurality of through holes 16), colour system layer 13, transparent thin film layer 14 and surface pattern 15 on aforementioned this sheet metal 11 in succession; Be that the stamped female that can continue folds journey; Make the utility model integral body have the curved recessed folding that constitutes or be tool bending angle (like U type, L angle type etc.) of an arc and constitute, be i.e. the utility model and be regardless of the formation setting that is limited to the plane.
See also Fig. 7 A; It is the button application implementation example of the sheet metal structure of the utility model tool lines effect; Wherein this sheet metal 11 is the last structures as a button, and these sheet metal 11 belows are to be fitted with piece 17 under the button, and piece 17 is rubber, plastics or aluminum component under this button; Piece 17 is the following structures as button under this button, in order to the enforcement of combination as button formation; And for example shown in Fig. 7 B; These sheet metal 11 belows are with ejection formation piece 17 under one button to be arranged; Be about to that this sheet metal 11 places a mould and piece 17 under this button of ejection formation; Piece 17 is rubber or plastics under this button, and piece 17 is the following structures as button under this button equally, in order to the enforcement of combination as button formation.
The sheet metal structure of the utility model tool lines effect is through being made up of above-mentioned; Can make the sheet metal surface have the micro-structural lines; And its formation has preferable stability and durability, and then guarantees the texture effect of this metallic plate, and in addition the utility model is also applicable to the use of other member such as button; And have wider range of application, and then promote usability and practicality on its industry.
In sum; Be merely the preferred embodiment of the utility model; Be not to be used for limiting the scope that the utility model is implemented; All equalizations of doing according to the described shape of the utility model claim scope, structure, characteristic and spirit change and modify, and all should be included in the claim scope of the utility model.
Claims (23)
1. the sheet metal structure of a tool surface effect is characterized in that, it comprises:
One sheet metal is to be provided with a lines layer on the surface of this sheet metal;
One colour system layer, this colour system layer are to be formed on the surface of this sheet metal; And
One transparent thin film layer, this transparent thin film layer are to be incorporated on this sheet metal, and are covered on this lines layer and this colour system layer, and this transparent thin film layer is to have a surface pattern.
2. the sheet metal structure of tool surface effect as claimed in claim 1 is characterized in that, wherein this lines layer is to form with modes such as etching, drillings.
3. the sheet metal structure of tool surface effect as claimed in claim 1 is characterized in that, wherein this colour system layer is to be formed on the surface of this sheet metal with modes such as printing, plating, spraying, digital ink-jets.
4. the sheet metal structure of tool surface effect as claimed in claim 1 is characterized in that, wherein this colour system layer is to be same as the set position of this lines layer or this colour system layer is to go deep into the set position of this lines layer.
5. the sheet metal structure of tool surface effect as claimed in claim 1 is characterized in that, wherein this colour system layer is to form with modes such as anode treatment or the colourings of thunder carving.
6. the sheet metal structure of tool surface effect as claimed in claim 1 is characterized in that, wherein this surface pattern is on this colour system layer of this sheet metal, to be provided with one to form in order to the silica gel layer that forms this transparent thin film layer and hot pressing.
7. the sheet metal structure of tool surface effect as claimed in claim 1 is characterized in that, wherein this transparent thin film layer is plane, male and fomale(M&F), bright or cloudy surface.
8. the sheet metal structure of tool surface effect as claimed in claim 1 is characterized in that, wherein is to be provided with color in this transparent thin film layer, and this surface pattern is bright, cloudy surface, hair or carving line.
9. the sheet metal structure of tool surface effect as claimed in claim 1 is characterized in that, wherein is further to be provided with a PU enamelled coating, light enamelled coating or antibiotic layer on the surface pattern of this transparent thin film layer.
10. the sheet metal structure of tool surface effect as claimed in claim 1 is characterized in that, it is to fold journey and be the recessed folding formation that an arc is bent formation or bending angle through a stamped female.
11. the sheet metal structure of tool surface effect as claimed in claim 1 is characterized in that, wherein this sheet metal system is to be fitted with piece under the button, and piece is rubber, plastics or aluminum component under this button.
12. the sheet metal structure of tool surface effect as claimed in claim 1 is characterized in that, wherein this sheet metal is to be combined with piece under the button with ejection formation, and piece is rubber or plastics under this button.
13. the sheet metal structure of a tool surface effect is characterized in that, it comprises:
One sheet metal is to be provided with plural laser perforation on the surface of this sheet metal;
One colour system layer, this colour system layer are to be formed on the surface of this sheet metal; And
One transparent thin film layer, this transparent thin film layer are to be incorporated on this sheet metal, and are covered on this plural number laser perforation and this colour system layer, and this transparent thin film layer is to have a surface pattern.
14. the sheet metal structure of tool surface effect as claimed in claim 13 is characterized in that, should the perforation of plural number laser be to be combined to form a pattern wherein.
15. the sheet metal structure of tool surface effect as claimed in claim 13 is characterized in that, wherein this colour system layer is to be formed on the surface of this sheet metal with modes such as printing, plating, spraying, digital ink-jets.
16. the sheet metal structure of tool surface effect as claimed in claim 13 is characterized in that, wherein this colour system layer is to form with modes such as anode treatment or the colourings of thunder carving.
17. the sheet metal structure of tool surface effect as claimed in claim 13 is characterized in that, wherein this surface pattern is on this colour system layer of this sheet metal, to be provided with one to form in order to the silica gel layer that forms this transparent thin film layer and hot pressing.
18. the sheet metal structure of tool surface effect as claimed in claim 13 is characterized in that, wherein this transparent thin film layer is plane, male and fomale(M&F), bright or cloudy surface.
19. the sheet metal structure of tool surface effect as claimed in claim 13 is characterized in that, wherein is to be provided with color in this transparent thin film layer, this surface pattern is bright, cloudy surface, hair or carving line.
20. the sheet metal structure of tool surface effect as claimed in claim 13 is characterized in that, wherein is further to be provided with a PU enamelled coating, light enamelled coating or antibiotic layer on the surface pattern of this transparent thin film layer.
21. the sheet metal structure of tool surface effect as claimed in claim 13 is characterized in that, it is to fold journey and be the recessed folding formation that an arc is bent formation or bending angle through a stamped female.
22. the sheet metal structure of tool surface effect as claimed in claim 13 is characterized in that, wherein this sheet metal system is to be fitted with piece under the button, and piece is rubber, plastics or aluminum component under this button.
23. the sheet metal structure of tool surface effect as claimed in claim 13 is characterized in that, wherein this sheet metal is to be combined with piece under the button with ejection formation, and piece is rubber or plastics under this button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203972685U CN202524691U (en) | 2011-10-12 | 2011-10-12 | Metal sheet structure with surface effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203972685U CN202524691U (en) | 2011-10-12 | 2011-10-12 | Metal sheet structure with surface effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202524691U true CN202524691U (en) | 2012-11-07 |
Family
ID=47107615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203972685U Expired - Fee Related CN202524691U (en) | 2011-10-12 | 2011-10-12 | Metal sheet structure with surface effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202524691U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109590699A (en) * | 2018-11-13 | 2019-04-09 | 北京遥测技术研究所 | A kind of piece surface design method improving automatic assembling visual identity |
| CN110896417A (en) * | 2018-09-13 | 2020-03-20 | 旭荣电子(深圳)有限公司 | Double-layer grain cover plate and preparation method thereof |
| CN112706553A (en) * | 2020-12-01 | 2021-04-27 | 昆山明宝滕纳米科技有限公司 | Preparation method of metal nameplate with visual effect |
-
2011
- 2011-10-12 CN CN2011203972685U patent/CN202524691U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110896417A (en) * | 2018-09-13 | 2020-03-20 | 旭荣电子(深圳)有限公司 | Double-layer grain cover plate and preparation method thereof |
| CN109590699A (en) * | 2018-11-13 | 2019-04-09 | 北京遥测技术研究所 | A kind of piece surface design method improving automatic assembling visual identity |
| CN112706553A (en) * | 2020-12-01 | 2021-04-27 | 昆山明宝滕纳米科技有限公司 | Preparation method of metal nameplate with visual effect |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102555652B (en) | In-mold injection molding decoration film with surface texture touch | |
| CN101927629B (en) | Transfer film with three-dimensional grains and manufacturing method thereof | |
| CN101282369A (en) | Portable electronic device shell and method for manufacturing the same | |
| CN202524691U (en) | Metal sheet structure with surface effect | |
| CN106915170B (en) | Metallic hot stamping film and preparation method and use method thereof | |
| CN111615274A (en) | Shell, terminal equipment and manufacturing method of shell | |
| CN201566383U (en) | Transfer printing coating film with ray and tincture variation effects | |
| CN106975893B (en) | A kind of plate and preparation method thereof | |
| CN106808898B (en) | Plate and manufacturing method thereof | |
| CN201904982U (en) | Electronic device panel and electronic device with same | |
| CN203888300U (en) | Metal composite film and steel plate containing composite film | |
| PL1973384T3 (en) | Reflective sheet with a plastic substrate, a method for the production thereof as well as an outside mirror with such a reflective sheet | |
| CN201690485U (en) | Decoration embossed film with metal texture | |
| CN204263665U (en) | A kind of electronic product decoration panel with fade effect | |
| CN201922601U (en) | Decorative plate with multi-layer stereoscopic effect | |
| CN202186089U (en) | Plastic and glass lamina | |
| CN104249594A (en) | Preparation method and manufacture equipment for multilayer stereo pattern | |
| CN104139660A (en) | Making technology of extraordinary three-dimensional drawing line bottom metal pattern | |
| CN203126337U (en) | Metal surface decorative structure | |
| CN202053589U (en) | Substrate with three-dimensional grain structure | |
| CN102020881B (en) | Ultraviolet hardened coating composition and coating method thereof | |
| CN214879311U (en) | Elevator button and elevator panel | |
| CN213767566U (en) | Composite sheet and electronic device | |
| CN114516232A (en) | Nano printing process for magnesium alloy shell | |
| CN202248702U (en) | Concave-convex mould board |
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: 20121107 Termination date: 20141012 |
|
| EXPY | Termination of patent right or utility model |