CN1958218A - Method of molding radiator, and locative structure - Google Patents
Method of molding radiator, and locative structure Download PDFInfo
- Publication number
- CN1958218A CN1958218A CN 200510117381 CN200510117381A CN1958218A CN 1958218 A CN1958218 A CN 1958218A CN 200510117381 CN200510117381 CN 200510117381 CN 200510117381 A CN200510117381 A CN 200510117381A CN 1958218 A CN1958218 A CN 1958218A
- Authority
- CN
- China
- Prior art keywords
- radiating fin
- heat pipe
- radiator
- perforation
- plate
- 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.)
- Granted
Links
Images
Landscapes
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
A technology for forming a heat sink consisting of at least one heat conducting tube and multiple groups of heat-sinking finned sheets includes such steps as passing a heat conducting tube through a laminated first group of finned sheets, attaching a locating plate for applying a pressure down to the group of finned sheets, making said heat conducting tube pass through the second group of heat-sinking finned sheets, and attaching a pressing plate to the top finned sheet. It has high heat sinking efficiency. Its locating structure is also disclosed.
Description
Technical field
The present invention relates to a kind of forming method and location structure thereof of radiator, particularly a kind ofly make plural radiating fin group can very firmly locate to the forming method and the location structure thereof that only are installed on the heat pipe.
Background technology
Be generally radiating fin group rate of heat dispation is increased, can on the radiating fin group, be equipped with heat pipe, can be provided with capillary structure or working fluid in the heat pipe, to utilize the thermal source on this capillary structure or working fluid and the radiating fin group to carry out heat exchange, make radiating fin group cooling heat dissipation apace.
And the radiating fin group will be located on the heat pipe, at first need to stamp out a plurality of radiating fins, perforation outer rim at radiating fin forms ringwall, again heat pipe is penetrated perforation and wear action to finish, and the ringwall of back one radiating fin is embedded between the ringwall and heat pipe surface of last radiating fin, thereby with a plurality of radiating fins one by one up heap pressure finish and wear action.
But; above-mentioned radiating fin with heat pipe wear finish after; when no longer up heap is pressed radiating fin; owing to no longer on heat pipe, wear radiating fin; therefore the radiating fin that has been located on the heat pipe will form the restoring force that up struts; cause defective tightness between each radiating fin; thereby in assembling or transport and be collided in the process or when pushing; regular meeting makes the surface of radiating fin be out of shape because of collision; even the phenomenon that generation gets loose on heat pipe; only make between radiating fin and the heat pipe a bit or the contacting of line, and reduce entire heat dissipation efficient.Therefore, for improving above-mentioned shortcoming, a kind of method is to be coated with assist medium between heat pipe and radiating fin, for example engage with the tin cream hot melt, but this method certainly will increase forming step one more.
In view of the shortcoming that exists in the above-mentioned conventional art, the present inventor is according to being engaged in the sector experience for many years, and in line with excelsior spirit, the active research improvement has produced the present invention's " forming method of radiator and location structure thereof " thus.
Summary of the invention
An object of the present invention is to provide a kind of location structure of radiator, this radiator is made of the radiating fin group more than at least two groups, the position of corresponding heat pipe is provided with perforation on each radiating fin, be formed with ringwall in this perforation, this ringwall has taper portion that is connected on its perforation peritreme and the clamping section of being extended by this taper portion bore smaller part, with when described radiating fin is set on the heat pipe, the clamping section of preceding radiating fin is embedded between the taper portion and this heat pipe surface of back radiating fin.Wherein, this heat pipe upper sleeve through has when organizing the radiating fin group more, between two adjacent radiating fin groups, spacer is installed, spacer is provided with the through hole that wears for heat pipe, above the radiating fin group of the superiors, be equipped with to ending plate, should support to end also being provided with the through hole that wears for heat pipe on the plate to the thickness of the thickness that ends plate greater than radiating fin.Thus, support by this spacer and the location of support ending plate and to end function, each radiating fin can both be set on together mutually, thereby prevent that the radiating fin group from transporting the distortion that gets loose in the process in assembling, and radiating fin is contacted with heat pipe formation face, to improve radiating efficiency.
Another object of the present invention provides a kind of forming method of radiator, and its step comprises:
At first, the first radiating fin group of finishing being piled up in punching press is set on the heat pipe;
Secondly, spacer is attached on the radiating fin of the superiors, and applies the strength that compresses downwards, the clamping section of radiating fin is embedded between the taper portion and this heat pipe surface of back radiating fin, to dwindle the spacing between each radiating fin before making;
Then, the second radiating fin group of finishing being piled up in punching press is set on the heat pipe;
Again will to end plate be set on the radiating fin group top that be positioned at the heat pipe the superiors thereafter;
At last, will be to ending the plate location to ending above the second radiating fin group, how group radiating fin groups location is to ending on heat pipe thereby make.
Description of drawings
Fig. 1 is the stereo appearance figure of radiator of the present invention.
Fig. 2 is that the present invention's first radiating fin group is set on the profile on the heat pipe.
Fig. 3 is the part enlarged diagram of Fig. 2.
Fig. 4 is the stereo appearance figure that spacer of the present invention is set on first radiating fin group top.
Fig. 5 is that the present invention's second radiating fin group is set on the stereo appearance figure on the heat pipe.
Fig. 6 is that the present invention will put stereo appearance figure on heat pipe to ending sleeve-board.
Fig. 7 is that the present invention will put profile on heat pipe to ending sleeve-board.
Fig. 8 is the part enlarged diagram of Fig. 6.
Fig. 9 is the radiator profile of second embodiment of the invention.
Figure 10 is the radiator profile of third embodiment of the invention.
Figure 11 is the radiator stereo appearance figure of four embodiment of the invention.
Figure 12 is the radiator stereo appearance figure of fifth embodiment of the invention.
In the accompanying drawing, the list of parts of each label representative is as follows:
Radiating fin 1,1 ', 1 " perforation 11,11 '
Taper portion 121,121 ' clamping section 122,122 '
Heat-conducting plate 3 supports and ends plate 4
The specific embodiment
About technology contents of the present invention and detailed description, existing accompanying drawings is as follows, yet accompanying drawing only is used to provide reference and explanation, is not to be used for the present invention is limited.
The present invention is a kind of " forming method of radiator and location structure thereof ", and its forming step is as follows:
A) at first, the first radiating fin group of finishing being piled up in punching press is set on the heat pipe;
B) secondly, spacer is sheathed on heat pipe and is attached on the radiating fin of the superiors, and applying the strength that compresses downwards, the clamping section of radiating fin is embedded between the taper portion and this heat pipe surface of back radiating fin, to dwindle the spacing between each radiating fin before making;
C) then, the second radiating fin group of finishing being piled up in punching press is set on the heat pipe;
To end plate be set on the radiating fin group top that be positioned at the heat pipe the superiors d) thereafter;
E) last, will support and end the plate location and support and end above the second radiating fin group, thereby this radiating fin group location is supported only on heat pipe.
In order to make those skilled in the art further understand feature of the present invention, showing in conjunction with the embodiments also, conjunction with figs. is illustrated.With reference to shown in Figure 1, the present invention is located in heat pipe 2 on the thin heat radiation fin 1 of thickness less than 0.2mm, required with the heat radiation that heat pipe 2 colling ends are provided, and promote the density that engages between heat pipe 2 and each radiating fin 1, reduce the generation in space, wherein heat pipe 2 can be water cooling tube or heat pipe (Heat Pipe) kenel, is heat pipe in the present embodiment.
In first embodiment of the invention, heat pipe 2 upper sleeve throughs have two groups of radiating fin groups 10,10 ', each group radiating fin group 10,10 ' by multi-disc radiating fin 1,1 ' punching press is piled up and is formed, at each radiating fin 1,1 ' the position of going up corresponding heat pipe 2 is provided with perforation 11,11 ', and at each radiating fin 1,1 ' punching out perforation 11, in the time of 11 ', in the lump in perforation 11, pull out the ringwall 12 of bore convergent on 11 ', 12 ', ringwall 12,12 ' has perforation of being connected in 11, taper portion 121 on the 11 ' peritreme, 121 ' (as shown in Figure 3), and by this taper portion 121, the clamping section 122 that 121 ' bore smaller part extends, 122 ', when each radiating fin 1,1 ' when being stacked one by one, back a slice radiating fin 1,1 ' perforation 11,11 ' is nested with at preceding a slice radiating fin 1,1 ' clamping section 122, on 122 '; And heat pipe 2 is erected on the heat-conducting plate 3, thereby forms radiator 100.
In the present invention, when heat pipe 2 upper sleeve throughs many group radiating fin group 10 is arranged, 10 ' time, promptly between adjacent two radiating fin groups 10,10 ', spacer 5 is installed, spacer 5 is provided with the through hole 51 that wears for heat pipe 2, on the radiating fin group 10 ' of the superiors, then be equipped with to ending plate 4, the thickness that support to end plate 4 must be greater than radiating fin 1,1 ' thickness, ends on the plate 4 and also be provided with the through hole 41 that wears for heat pipe 2 and support.
With reference to Fig. 1, shown in Figure 2, when punching press being piled up the first radiating fin group of finishing 10 when being set on the heat pipe 2, at first, make the above-mentioned first radiating fin group 10 finished of piling up in friction tight mode, heat pipe 2 is penetrated in the perforation 11 of each radiating fin 1 by ringwall 12 bore larger parts, and in the process that wears, the spacing that each radiating fin is 1 can slightly be elongated.At this moment, contact kenel (as shown in Figure 3) for point or line between the perforation 11 of radiating fin 1 and the heat pipe 2.
In the present invention, before heat pipe 2 and each radiating fin 1 wear, can on the outer surface of heat pipe 2, be coated with one deck heat-conducting medium (not shown), this heat-conducting medium is a high density segmentation minor structure, as silicone oil, mineral oil or polypropylene glycol methyl ether (Polyethylene Glycol, PEG) etc., and has a lubricated effect, when being worn, heat pipe 2 and each radiating fin 1 can be more prone to, and this heat-conducting medium is a high density segmentation minor structure, thereby can fill up the space of 122 of the clamping sections of heat pipe 2 and each radiating fin 1 fully, to increase the contact effect.
Secondly, with reference to shown in Figure 4, spacer 5 is attached on the radiating fin 1 of the first radiating fin group, 10 the superiors, and apply the strength that compresses downwards, the clamping section 122 of a slice radiating fin 1 is embedded between the taper portion 121 of back radiating fin 1 and heat pipe 2 surfaces (as shown in Figure 8) before making, thereby dwindle the spacing between each radiating fin 1, and then can make the ringwall 12 phase embedding in regular turn of 1 of each radiating fin and it is clamped on the heat pipe 2, and be face with 2 of heat pipes and contact, to improve closeness of contact.
With reference to shown in Figure 5, when supporting spacer 5 location only on the first radiating fin group 10, again the second radiating fin group 10 ' is set on the heat pipe 2, make the above-mentioned second radiating fin group 10 ' finished of piling up in the tight fit mode, heat pipe 2 is penetrated in the perforation 11 ' of each radiating fin 1 ' by ringwall 12 ' bore larger part, and in the process that wears, the spacing between each radiating fin 1 ' can slightly be elongated.
Then, shown in Figure 7 with reference to Fig. 6, to be set on the heat pipe 2 to ending plate 4 again, make to ending plate 4 location and support the top of ending in the second radiating fin group 10 ', the clamping section 122 ' of preceding a slice radiating fin 1 ' of the second radiating fin group is embedded between the taper portion 121 ' of back radiating fin 1 ' and heat pipe 2 surfaces (as shown in Figure 8), thereby dwindle the spacing between each radiating fin 1 ', and then can make ringwall 12 ' the phase embedding in regular turn between each radiating fin 1 ' and it is clamped on the heat pipe 2, and be face with 2 of heat pipes and contact, to improve closeness of contact.
Among the present invention, support to end plate 4 and spacer 5 on being arranged in heat pipe 2 time, coating adhesive agent through hole 41 in earlier is to increase the retain strength that supports 2 of only plates 4 and spacer 5 and heat pipe.
Fig. 9 is the generalized section of second embodiment of the invention, wherein, support and end plate 4 except that the top that can be installed in the second radiating fin group 10 ', also can be installed in the below of the first radiating fin group 10, two radiating fin groups 10,10 ' both sides up and down all be supported end plate 4 clampings to be positioned on the heat pipe 2.
Figure 10 is the generalized section of third embodiment of the invention, wherein, when the sheathed three groups of radiating fin groups 10,10 ', 10 of piling up on heat pipe 2 " time; at first; will be set on the heat pipe to ending plate 4; make the first radiating fin group 10 in the tight fit mode again; to be set on earlier on the heat pipe 2; secondly, first spacer 5 is attached on the first radiating fin group 10, and apply the strength that compresses downwards, make the first radiating fin group 10 1 of each radiating fin ringwall 12 phase embedding in regular turn and it is clamped on the heat pipe 2, thereby dwindle the spacing between each radiating fin 1.
Then the second radiating fin group 10 ' is set on the heat pipe 2, the second radiating fin group, 10 ' location is supported ends above the first radiating fin group 10, thereafter, second spacer 5 ' is attached on the second radiating fin group 10 ', and apply the strength that compresses downwards, make ringwall 12 ' the phase embedding in regular turn between each radiating fin 1 ' of the second radiating fin group 10 ' and be clamped on the heat pipe 2, thereby dwindle spacing between each radiating fin 1 '.
Then, with the 3rd radiating fin group 10 " also be set on the heat pipe 2; make the 3rd radiating fin group 10 " locate and support the top of ending in the second radiating fin group 10 ', at last, supporting another only again, plate 4 is set on the heat pipe 2, make to ending plate 4 location and support the top of ending in the second radiating fin group 10 ', thereby make three radiating fin groups 10,10 ', 10 " be positioned to ending on heat pipe 2, and can force each radiating fin 1,1 ', 1 " ringwall 12,12 ', 12 " with the more driving fit that contacts of 2 of heat pipes.
In the present invention, heat pipe 2 is not limited to the U-shaped pipe, it also can be the heat pipe 2 of other different shape, for example, Figure 11 is the stereo appearance figure of four embodiment of the invention, and wherein, heat pipe 2 ' is the elliptical tube that slightly takes the shape of the letter U, correspondingly, the perforation on the radiating fin 1,1 ' 11,11 ' and support also ovalize of the through hole 41 that ends on the plate 4.Or (it is the stereo appearance figure of fifth embodiment of the invention) as shown in figure 11, wherein, heat pipe 2 " be the rectangular pipe (or being called temperature-uniforming plate) that slightly takes the shape of the letter U, correspondingly, perforation on the radiating fin 1,1 ' 11,11 ' and support the through hole 41 that ends on the plate 4 and also be rectangle.
By above-mentioned explanation as can be known, make a plurality of radiating fin groups 10,10 ', 10 ' punching press urgent in the process of heat pipe 2, can end function by supporting to the location of ending plate 4 and spacer 5, prevent radiating fin group 10,10 ', 10 " transport the distortion that gets loose in the process in assembling, and then cause the yield rate moral to descend.Simultaneously, utilize to support end the strength that presses down that plate 4 and spacer 5 applied, can force each radiating fin 1,1 ', 1 " ringwall 12,12 ', 12 " with the driving fit more that contacts of 2 of heat pipes, pass effect thereby strengthen heat greatly, to help the colling end quick heat radiating of heat pipe 2.
In sum, " forming method of radiator and location structure thereof " of the present invention can reach described effect by above-mentioned disclosed structure.And not publishing before the present patent application does not have public use yet on any publication, meets practicality, novelty and the creative requirement of application for a patent for invention fully.
The above is the preferred embodiments of the present invention only, is not so promptly limits claim of the present invention, and every other equivalence of being done in characteristic range of the present invention changes or modifies, and all should be included in the claim of the present invention.
Claims (10)
1. the forming method of a radiator, its step comprises:
A) at first, the first radiating fin group of finishing being piled up in punching press is set on the heat pipe;
B) secondly, spacer is sheathed on described heat pipe and is attached on the radiating fin of the superiors, and apply the strength that compresses downwards, to dwindle the spacing between each radiating fin;
C) then, the second radiating fin group of finishing being piled up in punching press is set on the described heat pipe;
Again will to end plate be set on the radiating fin group top that be positioned at the described heat pipe the superiors d) thereafter;
E) last, make described supporting end the plate location to ending above the described second radiating fin group, thereby being supported, each radiating fin group location ends on described heat pipe.
2. the forming method of radiator as claimed in claim 1, wherein in each radiating fin punching out perforation, in described perforation, pull out the ringwall of bore convergent in the lump, the clamping section that described ringwall has the taper portion that is connected on the described perforation peritreme and extended by described taper portion bore smaller part, when each radiating fin one by one during stacked combination, the perforation of back a slice radiating fin is nested with on the clamping section of preceding a slice radiating fin.
3. the forming method of radiator as claimed in claim 2, when wherein said spacer applies the strength that compresses downwards, the clamping section of a slice radiating fin before making is embedded between the taper portion and described heat pipe surface of back radiating fin, and dwindles spacing between each radiating fin.
4. the forming method of radiator as claimed in claim 1 before wherein said heat pipe and each radiating fin wear, is coated with the heat-conducting medium that one deck has lubrication on the outer surface of described heat pipe.
5. the forming method of radiator as claimed in claim 1, wherein said spacer and described supporting are ended plate on being arranged in described heat pipe the time, and coating adhesive agent in perforation earlier is to increase the described only retain strength between plate and described heat pipe that supports.
6. the location structure of a radiator, wherein said radiator comprises a plurality of radiating fin groups and at least one heat pipe, and described radiating fin group is piled up by the punching press of multi-disc radiating fin and is formed, and the position of corresponding heat pipe is provided with perforation on each radiating fin; It is characterized in that:
Described heat pipe is equipped with at least one lateral surface place of described radiating fin group to ending plate, the described thickness that supports the thickness that ends plate greater than described radiating fin, and described supporting ended plate and is provided with the through hole that wears for described heat pipe; And described heat pipe is equipped with spacer between two adjacent radiating fin groups, and described spacer is provided with the through hole that wears for described heat pipe.
7. the location structure of radiator as claimed in claim 6, the perforation periphery of wherein said radiating fin stretches out and is formed with ringwall, the clamping section that described ringwall has the taper portion that is connected in perforation peritreme and bore convergent and extended by described taper portion bore smaller part.
8. the location structure of radiator as claimed in claim 6 is filled out the heat-conducting medium that cloth one deck has lubrication between the perforation of wherein said heat pipe and each radiating fin; Described in addition heat pipe and described filling out between the through hole that ends plate are furnished with adhesive agent.
9. the location structure of radiator as claimed in claim 6, wherein said heat pipe is pipe, elliptical tube or the rectangular pipe of U-shaped.
10. the location structure of radiator as claimed in claim 6, wherein said heat pipe is water cooling tube or heat pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101173812A CN100423890C (en) | 2005-11-03 | 2005-11-03 | Method of molding radiator, and locative structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101173812A CN100423890C (en) | 2005-11-03 | 2005-11-03 | Method of molding radiator, and locative structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1958218A true CN1958218A (en) | 2007-05-09 |
| CN100423890C CN100423890C (en) | 2008-10-08 |
Family
ID=38070150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101173812A Expired - Fee Related CN100423890C (en) | 2005-11-03 | 2005-11-03 | Method of molding radiator, and locative structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100423890C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102873217A (en) * | 2012-10-11 | 2013-01-16 | 东莞汉旭五金塑胶科技有限公司 | Automatic assembly method of heat attaching pipe radiator and device thereof |
| CN107309640A (en) * | 2017-05-09 | 2017-11-03 | 柳州申通汽车科技有限公司 | A kind of assembly method of automotive air-conditioning condenser core body |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2374834Y (en) * | 1999-02-27 | 2000-04-19 | 富准精密工业(深圳)有限公司 | Combined pipe fitting radiator |
| CN2422727Y (en) * | 2000-05-12 | 2001-03-07 | 讯凯国际股份有限公司 | Radiator with heat-conducting pipe |
| WO2003041472A1 (en) * | 2001-07-26 | 2003-05-15 | Jefferson Liu | Heat dissipating module |
| CN2586123Y (en) * | 2002-12-11 | 2003-11-12 | 沈佶昌 | Radiating fins package assembly of radiator |
| CN1512570A (en) * | 2002-12-27 | 2004-07-14 | 宝陆科技有限公司 | Heat radiator and its producing and forming method |
| JP4226347B2 (en) * | 2003-01-29 | 2009-02-18 | 富士通株式会社 | Cooling system and electronic equipment |
-
2005
- 2005-11-03 CN CNB2005101173812A patent/CN100423890C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102873217A (en) * | 2012-10-11 | 2013-01-16 | 东莞汉旭五金塑胶科技有限公司 | Automatic assembly method of heat attaching pipe radiator and device thereof |
| CN102873217B (en) * | 2012-10-11 | 2014-09-03 | 东莞汉旭五金塑胶科技有限公司 | Automatic assembly method of heat attaching pipe radiator and device thereof |
| CN107309640A (en) * | 2017-05-09 | 2017-11-03 | 柳州申通汽车科技有限公司 | A kind of assembly method of automotive air-conditioning condenser core body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100423890C (en) | 2008-10-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11181306B2 (en) | Double-sided roll bond condenser, double-sided roll bond condenser embedding structure, and embedding method thereof | |
| CN200947004Y (en) | Combined improvement of radiator fin and pedestal | |
| CN1958218A (en) | Method of molding radiator, and locative structure | |
| CN1958219A (en) | Method of molding thermolysis module, and locative structure | |
| CN2843012Y (en) | Radiating fin unit and heat-conducting pipe combined positioning structure | |
| CN2842349Y (en) | Formation structure of heat pipe through-fitted with fins | |
| TW201326730A (en) | Radiator and manufacturing method thereof | |
| CN2478166Y (en) | Radiator structure | |
| CN1274831A (en) | Heat radiator and its making-up method | |
| CN210036391U (en) | Flanging fin and radiator | |
| CN102555311A (en) | Interactive fin structure type high heat dissipation membrane and manufacturing method thereof | |
| CN103369918B (en) | Heat radiation device and assembling method thereof | |
| CN2699477Y (en) | Heat-pipe radiator construction | |
| CN101149235A (en) | Heat pipe radiator and its production method | |
| CN2890821Y (en) | Plate type heat exchanger with low flow resistance at grooves of angle holes and secondary seals | |
| CN101336064A (en) | Processing method of graphite heat-conducting fin | |
| CN101236053B (en) | Microflow structure radiator and its manufacture method | |
| CN1853850A (en) | Radiator and its assembly press formation | |
| TWI322257B (en) | ||
| TWI322258B (en) | ||
| CN2636420Y (en) | Heat radiation device | |
| CN205793921U (en) | Radiator base plate and fin-inserted radiator | |
| CN101925283B (en) | Fastening type fin group and heat pipe associated methods and structure thereof | |
| CN216205583U (en) | Novel radiator section bar | |
| CN213343166U (en) | Waterproof heat dissipation module and waterproof IGBT assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20070615 Address after: Taiwan, China Applicant after: Huahong Precise Corp. Address before: Taiwan, China Applicant before: Hefu Heat Conduction Co., Ltd. Co-applicant before: Chen Guoxing Co-applicant before: Lin Xuanzhi |
|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: WATSON PRECISION CO. Free format text: FORMER OWNER: HUAHONG PRECISE CORP. Effective date: 20080919 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080919 Address after: Chinese Taiwan Taipei City Beitou District Central Road 2 No. 37 3 floor Patentee after: Huaxin Precision Co., Ltd. Address before: Taiwan, China Patentee before: Huahong Precise Corp. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081008 Termination date: 20091203 |