CN203083416U - Heat radiator structure - Google Patents
Heat radiator structure Download PDFInfo
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- CN203083416U CN203083416U CN 201220380026 CN201220380026U CN203083416U CN 203083416 U CN203083416 U CN 203083416U CN 201220380026 CN201220380026 CN 201220380026 CN 201220380026 U CN201220380026 U CN 201220380026U CN 203083416 U CN203083416 U CN 203083416U
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- heat radiation
- radiating fin
- radiation section
- heat
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Abstract
The utility model provides a heat radiator structure. The heat radiator comprises a body and a plurality of heat radiating fins. The body is provided with a first end and a second end, and a longitudinal direction is defined between the first end and the second end. The plurality of heat radiating fins are equipped in a forming die. Through a machining manner, the body is punched into the forming die in high speed. The bending sections of the plurality of heat radiating fins in the forming die quickly enter combination channels from the first end relative to the body, and move along the longitudinal direction to the second end for combining with the surface of the body.
Description
Technical field
The utility model relates to a kind of heat spreader structures, refers to a kind of annular radiator structure and manufacture method thereof especially.
Background technology
Known cylindrical radiator comprises a cylindrical shell and is connected in the plurality of fins of cylindrical shell circumferential surface, and known technology discloses as follows to the connected mode of fin and cylindrical shell circumferential surface:
1. number of patent application 098105429 utility model patent a case in Taiwan discloses a kind of cylindrical radiator fin and plants upright method for tightening and application apparatus thereof, and it mainly comprises: one driven by power source and uses the die holder that produces stepping turn running; One cylindrical shell is provided, and the cylindrical shell location is located on the die holder, and the circumferential surface of cylindrical shell is provided with most grooves; One fins group is provided, comprises plurality of fins, fins group is located at the distolateral of die holder, and the intermittent cylindrical shell that rotates when driving the corresponding correcting of its groove and this fin, pushes fin by the inserted sheet device, and the fin of motion inserts each groove location of cylindrical shell in regular turn; With the cylindrical shell of whole groove plant fins, the tight knot processing procedure by follow-up makes fin and groove tightly tie one, and be positioned cylindrical shell around, to form a radiator; Therefore, the fabrication steps that its radiator manufacturing method thereof must insert fin and follow-up tight knot processing procedure in regular turn is numerous and diverse, and it is long that its product is made the time relatively.
2. number of patent application 098220381 utility model patent a case in Taiwan discloses a kind of radiator structure with combined type radiating fin, it mainly comprises a metal pedestal and a plurality of radiating fin, this radiating fin is taken the shape of the letter U by metallic plate integrated punching bending, this radiating fin comprises two radiating parts and an Elastic buckle portion, this two radiating part is a tabular respectively, this Elastic buckle portion takes the shape of the letter U tabular, the two ends of this Elastic buckle portion have Flexible Reset, and its two ends respectively with an end Joint of described radiating part, the two ends of this Elastic buckle portion can be pressed and draw close mutually, and make this Elastic buckle portion produce distortion, make this Elastic buckle portion can be inserted into a plurality of roads groove that this metal pedestal is arranged with, the body that its groove is equivalent to Elastic buckle portion presents the body that contracts in the opening, make the outer surface of this Elastic buckle portion fix groove surfaces by its Flexible Reset to this metal pedestal, all radiating fins are all planted metal pedestal and form a radiator, but its radiator manufacturing method thereof extruding Elastic buckle portion earlier inserts groove more in regular turn, it is long that its product is made the time relatively, and between its radiating fin and metal pedestal and complete close-fitting, if via external force or there is its radiating fin of longitudinal thrust to break away from by metal pedestal two ends easily, so known technology has following shortcoming:
1. fabrication steps is numerous and diverse, and it is long that product is made the time.
2. close-fitting fully, radiating fin break away from because of external force or longitudinal thrust easily.
Therefore, how to solve above-mentioned public problem and disappearance, the utility model people and the association area person that are this case desire most ardently the direction that research improves.
The utility model content
The purpose of this utility model is to provide a kind of heat spreader structures and manufacture method thereof of utilizing the machining mode to produce the high speed stamping combination.
Another purpose of the present utility model is to provide a kind of heat spreader structures and the manufacture method thereof that can assemble radiating fin fast.
Another purpose of the present utility model is to provide a kind of fixing heat spreader structures and manufacture method thereof of the tight knot of radiating fin of strengthening.
Another purpose of the present utility model is to provide a kind of structure and manufacture method thereof that increases the radiator of radiating efficiency.
For reaching above-mentioned purpose, the utility model provides a kind of heat spreader structures, it is characterized in that, comprise: a body, have one first end and one second end, definition is one vertical between this first end and this second end, and this body is in having one between first end and second end in conjunction with conduit and be distributed in around the body; A plurality of radiating fins, be combined in this body around, described radiating fin two ends have one first heat radiation section and one second heat radiation section respectively, and described first heat radiation section and second radiating area is intersegmental has a bending section to should the engagement groove road; Wherein this body impacts toward these a plurality of radiating fins fast through a machining mode, it is described in conjunction with conduit to make bending section first end from this body at a high speed of these a plurality of radiating fins be forced into, and longitudinally moves to this second end along this and combine conduit with this and tightly strike up partnership.For reaching above-mentioned purpose, the utility model provides the manufacture method of another kind of radiator, comprise: a shaping dies is provided, have a medial surface, a upper surface and a plurality of slotted eye, this medial surface defines space in, these a plurality of slotted eyes are radial to be formed on around this interior space, and is communicated with space in this, and runs through this upper surface; One body is provided, has one first end and one second end, between this first end and this second end definition one vertical, a body joint portion is located between this first end and second end and is distributed in around the body, makes this first end to should interior space; A plurality of fins are provided, are placed in these a plurality of slotted eyes, wherein place at least one fin in each slotted eye, and described each fin has the medial surface of outstanding this shaping dies in a joint portion; Utilize a machining mode, make this body pour space in this at a high speed, this body moves relative to these a plurality of fins, the joint portion that makes these a plurality of fins at a high speed be forced into this body joint portion, move longitudinally to this second end and this body joint portion tightly strikes up partnership along this.
Particularly, this is novel to provide a kind of heat spreader structures, comprising:
One body has one first end and one second end, between this first end and this second end definition one vertical, and this body is in having one between first end and second end in conjunction with conduit and be distributed in around the body;
A plurality of radiating fins, be combined in this body around, described radiating fin two ends have one first heat radiation section and one second heat radiation section respectively, and described first heat radiation section and second radiating area is intersegmental has a bending section to should the engagement groove road;
Wherein this body impacts toward these a plurality of radiating fins fast through a machining mode, it is described in conjunction with conduit to make bending section first end from this body at a high speed of these a plurality of radiating fins be forced into, and longitudinally moves to this second end along this and combine conduit with this and tightly strike up partnership.
Preferably, in the described heat spreader structures, described bending section forms in this radiating fin stage casing and/or non-middle section position place, and the described first heat radiation section and the second heat radiation section are extended in two ends.
Preferably, in the described heat spreader structures, relatively closely engaging is described in conjunction with the conduit inwall in the described bending section outside.
Preferably, in the described heat spreader structures, it is fillet or chamfering that described bending section has an introduction part.
Preferably, in the described heat spreader structures, described body has the portion of being forced in the first end position place and is communicated with this in conjunction with conduit.
Preferably, in the described heat spreader structures, also include one second radiating fin, these second radiating fin two ends have one the 3rd heat radiation section and the one the hot-zone section that scatters respectively, and described the 3rd heat radiation section and the scatters, and the hot-zone is intersegmental to have one second a bending section, the 3rd heat radiation section is relatively arranged in the first heat radiation section and the second heat radiation section and is arranged in described bending section, and this first heat radiation section is arranged in the second bending section relatively.
Preferably, in the described heat spreader structures, this of described second radiating fin the scatter hot-zone Duan Yike and another adjacent radiating fin assembling, make this hot-zone section that scatters be relatively arranged in another the first heat radiation section and the second heat radiation section and be arranged in alleged bending section, and make this second bending section respectively this first heat radiation section and second of ccontaining aforementioned adjacent radiating fin section that dispels the heat, whereby, described radiating fin can be established the effect that strengthens its structural strength and heat conducting and radiating via described the card that scatters the hot-zone section.
Preferably, in the described heat spreader structures, also include one second radiating fin, this second radiating fin, one end is arranged in the first heat radiation section and the second heat radiation section and is arranged in described bending section.
A kind of heat spreader structures comprises:
One shaping dies is provided, has a medial surface, a upper surface and a plurality of slotted eye, this medial surface defines space in, and these a plurality of slotted eyes are radial to be formed in this around space, and be communicated with should in the space, and run through this upper surface;
One body is provided, has one first end and one second end and be located between this first end and second end and be distributed in a plurality of conduits that combine around the body, definition one vertically and make this first end correspondence be arranged on space in this between this first end and this second end;
A plurality of radiating fins are provided, have one first heat radiation section and one second heat radiation section is arranged at respectively in the one slotted eye, and the intersegmental medial surface with outstanding this shaping dies of a bending section of described first heat radiation section and second radiating area;
Utilize a machining mode, make this body pour space in this at a high speed, this body moves relative to these a plurality of radiating fins, the bending section that makes these a plurality of radiating fins at a high speed be forced into this in conjunction with conduit, move longitudinally to this second end along this in conjunction with conduit and combine conduit with this and tightly strike up partnership.
Preferably, in the described heat spreader structures, described machining mode produces a Compressed Gas via Compressed Gas facility this body is poured space in this at a high speed.
Preferably, in the described heat spreader structures, be provided with a centerbody for the sheathed location of this body in the described interior space.
Preferably, in the described heat spreader structures, described bending section forms in this radiating fin stage casing and/or non-middle section position place and two ends straight line and extends the described first heat radiation section and the second heat radiation section.
Preferably, in the described heat spreader structures, the tight knot of described bending section both ends horizontal is described in conjunction with the conduit inwall.
Preferably, in the described heat spreader structures, described shaping dies also has at least one second slotted eye.
Whereby, can assemble and effectively strengthen the tight knot of radiating fin between described body and radiating fin fast and be fixed on the body, make the effect of combining closely between time and body and radiating fin to reach to reduce to assemble.
Description of drawings
Figure l is the perspective exploded view of the utility model first preferred embodiment;
Fig. 2 is the solid combination schematic diagram of the utility model first preferred embodiment;
Fig. 3 is the radiating fin schematic diagram of the utility model first preferred embodiment;
Fig. 4 is the making schematic flow sheet of the utility model first preferred embodiment;
Fig. 5 is first illustrative view of the utility model first preferred embodiment;
Fig. 6 is second illustrative view of the utility model first preferred embodiment;
Fig. 7 is the 3rd a start schematic diagram of the utility model first preferred embodiment;
Fig. 8 A is the solid combination schematic diagram of the utility model second preferred embodiment;
Fig. 8 B is the floor map of the utility model second preferred embodiment;
Fig. 8 C is the enforcement schematic diagram of the utility model second preferred embodiment;
Fig. 9 A is the solid combination schematic diagram of the utility model the 3rd preferred embodiment;
Fig. 9 B is the floor map of the utility model the 3rd preferred embodiment;
Fig. 9 C is the enforcement schematic diagram of the utility model the 3rd preferred embodiment.
The main element symbol description
In conjunction with conduit 113
Be forced into portion 1131
Radiating fin 12
The first heat radiation section 121
The second heat radiation section 122
Shaping dies 20
Slotted eye 23
The second slotted eye 25a, 25b
The second radiating fin 13a, 13b
The 3rd heat radiation section 13la
The hot-zone section 132a that scatters
The second bending section 133a
The specific embodiment
Characteristic on above-mentioned purpose of the present utility model and structure thereof and the function will be illustrated according to appended graphic preferred embodiment.
See also Fig. 1, Fig. 2 and Fig. 3, be the perspective exploded view of the utility model heat spreader structures first preferred embodiment, three-dimensional combination schematic diagram and radiating fin schematic diagram, as shown in the figure, the utility model radiator 10 comprises a body 11 and a plurality of radiating fin 12;
This body 11 has one first end 11l and one second end 112, definition one vertical a between this first end 111 and this second end 112, and this body 11 has one in conjunction with conduit 113 and be distributed in around the body 11 in first end 111 and 112 at second end, and this extends lengthwise into this second end 112 and connect described first end 111 and second end 112 along this from this first end 11l in conjunction with conduit 113.
And this body 11 is forced into the 113l of portion and is communicated with this in conjunction with conduit 113 being provided with one near this first end 11l position, this is forced into the 113l of portion makes first end 111 of this body 11 dock with these a plurality of radiating fins 12 easily, and this is forced into the 113l of portion its width in present embodiment and is slightly larger than its width in conjunction with conduit 113, so that first end 111 of radiating fin 12 these bodies 11 of butt joint.
Wherein said radiating fin 12 be combined in this body 11 around, and these radiating fin 12 two ends have one first heat radiation section 12l and one second heat radiation section 122 respectively, and the described first heat radiation section 121 and second 122 of the sections of heat radiation have that 123 pairs of (recessed folding) sections of bending should body 11 in conjunction with conduit 113, and then vertically be forced into along this from this first end 11l and combine conduit 113 with this to this second end 112 and be combined into one.
And when this bending (recessed folding) section 123 is forced into to this second end 112 fully, the tight knot of its both ends horizontal is described in conjunction with conduit 113 inwalls, and this bending section 123 can be formed in these radiating fin 12 stage casings and/or non-middle section position place and two ends extend described first the heat radiation section 12l and second the heat radiation section 122, make this first heat radiation section 12l and one second heat radiation section 122 be and be size (area, volume, thickness, shape) impartial or unequal person, and this first heat radiation section 121 and the second heat radiation section 122 stretch out toward body 11 opposite side straight lines, to have an introduction part 123l be fillet or chamfering in these bending section 123 positions again, is forced into this bending section 123 to make this easily and smoothly in conjunction with the conduit 113 and the portion 113l of being forced into.
Please continue to consult Fig. 4 to shown in Figure 7, after the assembling manufacture of aforesaid structure will be described in detail in.
Be illustrated in figure 4 as the manufacturing flow chart of the utility model first preferred embodiment, it comprises:
Step 4l: shown in the 5th figure, provide a shaping dies 20, have a medial surface 2l, a upper surface 22 and a plurality of slotted eye 23, this medial surface 21 defines space 24 in, these a plurality of slotted eye 23 radial being formed on around this interior space 24, and be communicated with space 24 in this, and run through this upper surface 22.
Step 42: as shown in Figure 5, one body 11 is provided, have one first end 111 and one second end 112 and be located between this first end 11l and second end 112 and be distributed in a plurality of conduits 113 that combine around the body 11, definition one vertically and make these first end, 111 correspondences be arranged on space 24 in this between this first end 111 and this second end 112.
Step 43: as shown in Figure 5, a plurality of radiating fins 12 are provided, have one first heat radiation section 121 and one second heat radiation section 122 is arranged at respectively in the one slotted eye 23, and the described first heat radiation section 121 and second 122 of the sections of heat radiation has the medial surface 2l of outstanding these shaping dies 20 of a bending section 123;
These each bending section 123 correspondences one are forced into portion 1131 in conjunction with conduit 113 and in this step.
Step 44: as Fig. 5 and Figure 6 and Figure 7, utilize a machining mode, make this body 11 pour space 24 in this at a high speed, this body 11 moves relative to these a plurality of radiating fins 12, the bending section 123 that makes these a plurality of radiating fins 12 at a high speed be forced into this in conjunction with conduit 113, move longitudinally to this second end 112 along this in conjunction with conduit 113 and combine conduit 113 with this and tightly strike up partnership.
The machining mode that imposes of this body 11 in this step, this machining mode produces a Compressed Gas as power source by Compressed Gas facility 30, this Compressed Gas produces this body 11 of powered in the moment of release of pressure and pours space 24 in this at a high speed, this is forced into portion 1131 and this and is forced into this bending section 123 in conjunction with conduit 113 at a high speed by the top of shaping dies 20 simultaneously, and then be combined into one, and this bending section 123 is when being forced into to this second end 112 fully, the tight knot of its both ends horizontal is described in conjunction with conduit 113 inwalls, and this first heat radiation section 121 and the second heat radiation section 122 stretch out toward body 11 opposite side straight lines, to form a radiator 10.This centerbody can guarantee that this body 11 can aim the place during space 24 in down pouring, and along centerbody start down.These Compressed Gas facility 30, for example but be not restricted to an aerostatic press (compressor).
Join shown in Figure 2ly again, behind the completing steps 44, from this shaping dies 20, take out radiator 10.
Whereby, 12 of described body 11 and radiating fins can be assembled and effectively strengthen radiating fin 12 tight knots fast and be fixed on the body 11, make time and body 11 and 12 effects of combining closely of radiating fin to reach to reduce to assemble.
In addition, see also shown in Fig. 8 A and Fig. 8 B and Fig. 8 C, solid combination schematic diagram and floor map and enforcement schematic diagram for second preferred embodiment of the utility model heat spreader structures, be another preferred embodiment of the present utility model, this its overall structure and element connection relationship are roughly identical with first preferred embodiment, exist together this not superfluous in addition telling mutually, comparing first preferred embodiment does not in the present embodiment exist together and also includes one second radiating fin 13a for described radiator 10, the body of this second radiating fin 13a is equivalent to described radiating fin 12, its second radiating fin 13a two ends have one the 3rd heat radiation section 131a and the one the hot-zone section 132a that scatters respectively, and described the 3rd heat radiation section 131a and the scatters and has one second bending section 133a between the section 132a of hot-zone, its second radiating fin 13a turns to respect to radiating fin 12 and assembles with this radiating fin 12, make the 3rd heat radiation section 131a be relatively arranged in the first heat radiation section 121 and the second heat radiation section 122 and be arranged in described bending section 123, and this first heat radiation section 121 is arranged in the second bending section 133a relatively, whereby, described radiating fin 12 can be established the effect person who strengthens its structural strength and heat conducting and radiating via the card of described the 3rd heat radiation section 131a.
Certainly, this the scatter hot-zone section 132a also can with another adjacent radiating fin assembling, make this hot-zone section 132a that scatters be relatively arranged in another the first heat radiation section and the second heat radiation section and be arranged in alleged bending section, and make this second bending section 133a must distinguish this first heat radiation section 121 and the second heat radiation section of ccontaining aforementioned adjacent radiating fin 12, whereby, described radiating fin can be established the effect person who strengthens its structural strength and heat conducting and radiating via described the card that scatters hot-zone section 132a.
Wherein this shaping dies 20 defines second slotted eye 25 that can supply the second radiating fin 13a to be provided with in addition, its second slotted eye 25 is in forming in this first heat radiation section 121 and the second heat radiation section 122 relatively for the 3rd position of dispelling the heat section 131a setting and corresponding described bending section 123, and the described radiating fin 12 and the second radiating fin 13a are when being arranged at the slotted eye 23 and second slotted eye 25, its radiating fin 12 is arranged in the described slotted eye 23, and the 3rd heat radiation section 131a of its second radiating fin 13a is relatively arranged in the first heat radiation section 121 and the second heat radiation section 122 and be arranged in described bending section 123.
In addition, see also shown in Fig. 9 A and Fig. 9 B and Fig. 9 C, solid combination schematic diagram and floor map and enforcement schematic diagram for the 3rd preferred embodiment of the utility model heat spreader structures, be another preferred embodiment of the present utility model, this its overall structure and element connection relationship are roughly identical with first preferred embodiment, exist together this not superfluous in addition telling mutually, comparing first preferred embodiment does not in the present embodiment exist together and also includes one second radiating fin 13b for described radiator 10, this second radiating fin 13b one end is arranged in the first heat radiation section 121 and the second heat radiation section 122 and is arranged in described bending section 123, whereby, described radiating fin 12 can be established the effect person who strengthens its structural strength and heat conducting and radiating via the card of the described second radiating fin 13b.
Wherein this shaping dies 20 defines the second slotted eye 25b that can supply the second radiating fin 13b to be provided with in addition, its second slotted eye 25b is in the position that is provided with for this second radiating fin 13b forms this first heat radiation section 121 and the second heat radiation section 122 relatively and the described bending section 123 of end correspondence, and the described radiating fin 12 and the second radiating fin 13b are when being arranged at the slotted eye 23 and the second slotted eye 25b, its radiating fin 12 is arranged in the described slotted eye 23, and its second radiating fin 13b is relatively arranged in the first heat radiation section 121 and the second heat radiation section 122 and an end is arranged in described bending section 123.
Below the utility model is described in detail, only the above person only is a preferred embodiment of the present utility model, when not limiting the scope that the utility model is implemented.All equalizations of doing according to the utility model application range change and modify etc., all should still belong to patent covering scope of the present utility model.
Claims (8)
1. a heat spreader structures is characterized in that, comprising:
One body has one first end and one second end, between this first end and this second end definition one vertical, and this body is in having one between first end and second end in conjunction with conduit and be distributed in around the body;
A plurality of radiating fins, be combined in this body around, described radiating fin two ends have one first heat radiation section and one second heat radiation section respectively, and described first heat radiation section and second radiating area is intersegmental has a bending section to should the engagement groove road;
Wherein this body impacts toward these a plurality of radiating fins fast through a machining mode, it is described in conjunction with conduit to make bending section first end from this body at a high speed of these a plurality of radiating fins be forced into, and longitudinally moves to this second end along this and combine conduit with this and tightly strike up partnership.
2. heat spreader structures as claimed in claim 1 is characterized in that, described bending section forms in this radiating fin stage casing and/or non-middle section position place, and the described first heat radiation section and the second heat radiation section are extended in two ends.
3. heat spreader structures as claimed in claim 1 is characterized in that, relatively closely engaging is described in conjunction with the conduit inwall in the described bending section outside.
4. heat spreader structures as claimed in claim 1 is characterized in that, it is fillet or chamfering that described bending section has an introduction part.
5. heat spreader structures as claimed in claim 1 is characterized in that, described body has the portion of being forced in the first end position place and is communicated with this in conjunction with conduit.
6. heat spreader structures as claimed in claim 1, it is characterized in that, also include one second radiating fin, these second radiating fin two ends have one the 3rd heat radiation section and the one the hot-zone section that scatters respectively, and described the 3rd heat radiation section and the scatters, and the hot-zone is intersegmental to have one second a bending section, the 3rd heat radiation section is relatively arranged in the first heat radiation section and the second heat radiation section and is arranged in described bending section, and this first heat radiation section is arranged in the second bending section relatively.
7. heat spreader structures as claimed in claim 6, it is characterized in that, this of described second radiating fin the scatter hot-zone Duan Yike and another adjacent radiating fin assembling, make this hot-zone section that scatters be relatively arranged in another the first heat radiation section and the second heat radiation section and be arranged in alleged bending section, and make this second bending section respectively this first heat radiation section and second of ccontaining aforementioned adjacent radiating fin section that dispels the heat, whereby, described radiating fin can be established the effect that strengthens its structural strength and heat conducting and radiating via described the card that scatters the hot-zone section.
8. heat spreader structures as claimed in claim 1 is characterized in that, also includes one second radiating fin, and this second radiating fin, one end is arranged in the first heat radiation section and the second heat radiation section and is arranged in described bending section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220380026 CN203083416U (en) | 2012-08-01 | 2012-08-01 | Heat radiator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220380026 CN203083416U (en) | 2012-08-01 | 2012-08-01 | Heat radiator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203083416U true CN203083416U (en) | 2013-07-24 |
Family
ID=48829243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220380026 Expired - Lifetime CN203083416U (en) | 2012-08-01 | 2012-08-01 | Heat radiator structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203083416U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103575150A (en) * | 2012-08-01 | 2014-02-12 | 奇鋐科技股份有限公司 | Radiator structure and production method thereof |
-
2012
- 2012-08-01 CN CN 201220380026 patent/CN203083416U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103575150A (en) * | 2012-08-01 | 2014-02-12 | 奇鋐科技股份有限公司 | Radiator structure and production method thereof |
| CN103575150B (en) * | 2012-08-01 | 2015-12-30 | 奇鋐科技股份有限公司 | Heat spreader structures and manufacture method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130724 Effective date of abandoning: 20151230 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |