CN201210535Y - Inserting slot test connector - Google Patents
Inserting slot test connector Download PDFInfo
- Publication number
- CN201210535Y CN201210535Y CNU2008200493719U CN200820049371U CN201210535Y CN 201210535 Y CN201210535 Y CN 201210535Y CN U2008200493719 U CNU2008200493719 U CN U2008200493719U CN 200820049371 U CN200820049371 U CN 200820049371U CN 201210535 Y CN201210535 Y CN 201210535Y
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- Prior art keywords
- contact site
- test connector
- terminal
- slot
- holding parts
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Abstract
The utility model discloses a slot test connector for electrically connecting one circuit daughter board with one test circuit board, comprising one insulation body with one terminal slot opened at the top of the insulation body and a plurality of terminal housing grooves are concave-set on the two opposite side-walls of the terminal slot and communicate with the terminal slot at lateral direction; a plurality of conductive terminals correspondingly set in the terminal housing groove and comprising one fixation part for fixing with the insulation body and one first contact part is formed by the upwards bending extension of the fixation part at one end and at least part of the first contact part exposes in the terminal slot and one second contact part is formed by the further downwards bending extension of the first contact part. Thus the signal can be directly transferred to the second contact part by the first contact part and the transfer path is shorter, therefore the good high-frequency characteristic can be ensured and the conductive terminals can keep the stability of the first contact part with no deformation after the conductive terminals are inserted and drawn for many time through the circuit daughter board, furthermore the good service performance of the slot test connector and the longer use life can be ensured.
Description
[technical field]
The utility model relates to a kind of slot test connector.
[background technology]
Now, various electronic products such as computer equipment etc. have become indispensable some in people's work and the life, increase along with its demand, also or else disconnected the increasing of demand of its corresponding intraware and extension facility (as various circuit daughter boards etc.), so, for guaranteeing the quality of intraware and extension facility (as various electronic cards etc.), manufacturer needs test its performance before dispatching from the factory.
Existing a kind of slot test connector that the circuit daughter board is tested of being used for, as shown in Figure 1.This slot test connector 700 electrically connects circuit daughter board (not shown) to testing circuit board (not shown), comprise an insulating body 7, described insulating body 7 offers a terminal slots 71 for described circuit daughter board grafting, described terminal slots 71 two opposite side walls inner surfaces are concaved with a plurality of terminal containing slots 72, the described terminal containing slot 72 that is positioned at described terminal slots 71 two opposite side walls is symmetric arrays, and the described terminal slots 71 of lateral communication.A plurality of conducting terminal 8 correspondences are arranged in the described terminal containing slot 72, and each described conducting terminal 8 is equipped with a holding parts 81, the extension of described holding parts 81 upper ends is provided with one first contact site 82, described first contact site 82 at least partly is revealed in the described terminal slots 71, the free terminal of described first contact site 82 is resisted against the sidewall of described terminal containing slot 72, when the circuit daughter board was plugged in terminal slots 71, described first contact site 82 electrically connected with the circuit daughter board.The extension of described holding parts 81 lower ends is provided with one second contact site 83, and described second contact site 83 at least partly is revealed in described insulating body 7 bottoms, to connect mutually with described testing circuit board.
Yet, there is following shortcoming in this kind slot test connector: 1. described first contact site 82 extends to form respectively with the two ends of described second contact site 83 by described holding parts 81, the transmission path of signal between first contact site 82 and second contact site 83 will pass through described holding parts 81, so transmission path is longer,, and then influence the high frequency characteristics of slot test connector; 2. described first contact site 82 is at an end of described conducting terminal 8, for guaranteeing the coplane degree of described first contact site 82, the free terminal of described first contact site 82 need be resisted against the sidewall of described terminal containing slot 72, after the repeatedly plug of oversampling circuit daughter board, described first contact site 82 is easy to distortion, and then the generation elastic fatigue, so this kind slot test connector 700 stability and anti-plug have much room for improvement, to prolong its useful life.
Therefore, be necessary to design a kind of new slot test connector, to overcome above-mentioned defective.
[summary of the invention]
The purpose of this utility model is to provide that a kind of high frequency characteristics is good, the slot test connector of long service life.
The utility model slot test connector, be used to electrically connect circuit daughter board to a testing circuit board, comprise: an insulating body, described insulating body top offers a terminal slots, described terminal slots two opposite side walls is concaved with a plurality of terminal containing slots, the described terminal slots of its lateral communication; A plurality of conducting terminals, correspondence is arranged in the described terminal containing slot, each described conducting terminal is provided with a holding parts, with with described insulating body fixing mutually, described holding parts one end bending extends upward and forms one first contact site, described first contact site at least partly is revealed in the described terminal slots, and described first contact site further bending downwards extends to form one second contact site.
Compared with prior art, the utility model slot test connector, described holding parts one end bending extends upward and forms one first contact site, described first contact site at least partly is revealed in the described terminal slots, described first contact site further bending downwards extends to form one second contact site, and so, signal can directly arrive second contact site by first contact site, so transmission path is shorter, guaranteed the good high frequency characteristics of slot test connector; And described conducting terminal only need be by described holding parts and described insulating body fixing mutually, can realize the good coplane degree of described first contact site of described conducting terminal, and need not described first contact site is supported constraint in addition, again because, described first contact site is extended upward by described holding parts one end bending and forms, described second contact site is further bent downwards by described first contact site and extends to form, described conducting terminal elasticity is better, after the repeatedly plug of oversampling circuit daughter board, still can keep the stable of described first contact site, it is not yielding, and then guarantees the good serviceability of slot test connector and long useful life.
The utility model slot test connector, be used to electrically connect circuit daughter board to a testing circuit board, comprise: an insulating body, described insulating body offers a terminal slots for described circuit daughter board grafting along longitudinally, described terminal slots two opposite side walls is concaved with a plurality of terminal containing slots, the described terminal slots of its lateral communication; A plurality of conducting terminals, correspondence is arranged in the described terminal containing slot, each described conducting terminal is provided with a holding parts, with with described insulating body fixing mutually, extend to form one first contact site by described holding parts one end bending, described circuit daughter board is described first contact site of contact electrically, and described first contact site along the grafting direction of described circuit daughter board further bending extend to form one second contact site, to electrically connect with described testing circuit board.
Compared with prior art, the utility model slot test connector, extend to form one first contact site by described holding parts one end bending, described circuit daughter board is described first contact site of contact electrically, and described first contact site extends to form one second contact site along the further bending of the grafting direction of described circuit daughter board, to electrically connect with described testing circuit board.So, signal can directly arrive second contact site by first contact site, so transmission path is shorter, has guaranteed the good high frequency characteristics of slot test connector; And described conducting terminal only need be by described holding parts and described insulating body fixing mutually, can realize the good coplane degree of described first contact site of described conducting terminal, and need not described first contact site is supported constraint in addition, again because, described conducting terminal extends to form through bending, particularly described second contact site is extended to form along the further bending of the grafting direction of described circuit daughter board by described first contact site, elasticity is better, after the repeatedly plug of oversampling circuit daughter board, still can keep the stable of described first contact site, it is not yielding, and then guarantees the good serviceability of slot test connector and long useful life.
[description of drawings]
Fig. 1 is the cross-sectional schematic of existing slot test connector.
Fig. 2 is the perspective exploded view of the utility model slot test connector.
Fig. 3 is installed on the testing circuit board for slot test connector shown in Figure 2, and the schematic perspective view that docks with the circuit daughter board of desire.
Fig. 4 is the cross-sectional schematic along A-A direction shown in Figure 3.
Fig. 5 is that slot test connector shown in Figure 2 electrically connects the schematic perspective view of circuit daughter board to testing circuit board.
Fig. 6 is the cross-sectional schematic along A-A direction shown in Figure 5.
Fig. 7 is the schematic perspective view of the conducting terminal of the utility model first embodiment slot test connector.
Fig. 8 is the cross-sectional schematic that the utility model slot test connector second is implemented.
Fig. 9 is the schematic perspective view of the conducting terminal of the utility model slot test connector second embodiment.
The drawing reference numeral explanation:
Movable identification key 3 contact finger 61 positioning recess, 62 terminal slots 11
Liftout attachment 4 pivots 41 fixed parts 21 first contact sites 22
Second contact site, 23 oblique surfaces, 31 testing circuit boards 5
[embodiment]
Below in conjunction with accompanying drawing the utility model slot test connector is described further.
Please refer to Fig. 2-7, the utility model slot test connector 100 electrically connects on a circuit daughter board 6 to one testing circuit boards 5, and it comprises that an insulating body 1, a plurality of conducting terminal 2 and at least one movable identification key 3 can cooperate dissimilar circuit daughter board 6 to insert or extract described insulating body 1.
Please refer to Fig. 2 and Fig. 3, described circuit daughter board 6 lateral margin bottoms are respectively equipped with a plurality of contacts finger 61, and described circuit daughter board 6 is provided with at least one positioning recess 62 in 61 of fingers of contact, and described positioning recess 62 runs through the both side edges of described circuit daughter board 6.
Please refer to Fig. 2-6, described insulating body 1 top offers a terminal slots 11 for described circuit daughter board 6 grafting along longitudinally, described terminal slots 11 two opposite side walls inner surfaces are concaved with a plurality of terminal containing slots 12, the described terminal containing slot 12 that is positioned at described terminal slots 11 two opposite side walls is symmetric arrays, and the described terminal slots 11 of lateral communication, described insulating body 1 offers at least one positioning through hole 13 in described terminal slots 11 sides, described positioning through hole 13 laterally runs through the two sides of described insulating body 1, described positioning through hole 13 is perpendicular to described terminal slots, and be connected with described terminal slots 11, the shape setting of the described movable identification key 3 of the form fit of described positioning through hole 13, and described positioning through hole 13 slightly greater than described movable identification key 3 so that described movable identification key 3 is successfully corresponding inserts, when described circuit daughter board 6 was plugged in described terminal slots 11, at least one described positioning through hole 13 was just corresponding overlapping for described positioning recess 62.In the utility model first embodiment, described insulating body 1 offers two positioning through hole 13 in described terminal slots 11 sides, freely selects for use for the user; Certainly in other embodiments, described insulating body 1 can offer positioning through hole 13 more than three in described terminal slots 11 sides, freely selects for use for the user.The both side edges of described insulating body 1 has protruded out at least one location division 14 respectively, 14 centers, described location division are provided with a location hole 141 that runs through described location division 14 upper and lower surfaces, respectively execute in the example of the present utility model, described location hole 141 is a screw, described slot test connector 100 being secured on the corresponding testing circuit board 5, and then realize the electric connection of described circuit daughter board 6 and testing circuit board 5 by corresponding lock uint (not icon) such as screw.Certainly, in other embodiments, also can be provided with a location hole (not shown) respectively at the both ends of described insulating body 1 in addition, described slot test connector 100 being secured on the corresponding testing circuit board 5, and then realize the electric connection of described circuit daughter board 6 and testing circuit board 5 by corresponding lock uint.
Please refer to Fig. 2-4, described slot test connector 100 also comprises two liftout attachments 4, described liftout attachment 4 is articulated in the both ends of described insulating body 1 respectively by a pivot 41, when need are fixed in described circuit daughter board 6 in the slot test connector 100, inwardly pull this liftout attachment 4, can effectively fix described circuit daughter board 6.And as described in extracting as need during circuit daughter board 6, outwards pull this liftout attachment 4, described circuit daughter board 6 can upwards be replaced in the bottom of this liftout attachment 4, thereby described circuit daughter board 6 can be extracted from slot test connector 100 easily.
Please refer to Fig. 2-7, a plurality of conducting terminal 2 correspondences are arranged in the described terminal containing slot 12, and each described conducting terminal 2 is equipped with a holding parts 21, extend to form one first contact site 22 by described holding parts 21 1 ends bending, described first contact site 22 further bending extends to form one second contact site 23, in the present embodiment, described first contact site 22 is upwards then bent downwards more earlier by described holding parts 21 upper ends and extends to form, described first contact site 22 is positioned at described second contact site 23 tops, and described first contact site 22 at least partly is revealed in the described terminal slots 11, when described circuit daughter board 6 by last from as described in down (F direction as shown in Fig. 3 and Fig. 4) is plugged in during terminal slots 11, the finger 61 that contacts on described first contact site 22 and the circuit daughter board 6 electrically connects, described second contact site 23 is by grafting direction (as Fig. 3 and Fig. 4 as shown in the F direction of described first contact site 22 along described circuit daughter board 6, promptly by last direction from down) bend and extend to form, described second contact site 23 at least partly is revealed in described insulating body 1 bottom, to connect mutually with described testing circuit board 5, so, signal can directly arrive second contact site 23 by first contact site 22, and need not just to arrive second contact site 23 by first contact site 22 through described holding parts 21, so transmission path is shorter, guaranteed the good high frequency characteristics of slot test connector 100, and 2 need of described conducting terminal are by described holding parts 21 and described insulating body 1 fixing mutually, can realize the good coplane degree of described first contact site 22 of described conducting terminal 2, and need not described first contact site 22 is supported constraint in addition, again, because described conducting terminal 2 extends to form through bending, described holding parts 21 and described first contact site 22, at least one elastic construction of common formation, described first contact site 22 and at least one elastic construction of the described easily common formation of second contact site 23, described elastic construction roughly takes the shape of the letter U (certainly, also can c-shapedly wait other to be fit to, can provide the shape of big elastic force), and described second contact site 23 by described first contact site 22 along the grafting direction of described circuit daughter board 6 (F direction as shown in Figure 4, promptly by last direction from down) bend and extend to form, so, conducting terminal 2 elasticity are better, after the repeatedly plug of oversampling circuit daughter board 6, still can keep the stable of described first contact site 22, it is not yielding, and then guarantees the good serviceability of slot test connector 100 and long useful life.
Please refer to Fig. 2-4, described movable identification key 3 is made by metal material, can effectively prevent wearing and tearing, improves stability and anti-plug, and its plug number of times can be up to 100,000 times.Certainly also can make by other any suitable material such as plastics etc.Described movable identification key 3 is strip substantially, respectively execute in the example of the present utility model, the both side edges of described movable identification key 3 is closed on top end and is respectively formed an oblique surface 31, when inserting, plays described circuit daughter board 6 effect of guiding, and the top of described movable identification key 3 is become fillet, these fillet two ends are connected to two described oblique surfaces 31, be beneficial to the more accurate positioning through hole 13 that successfully is inserted in described insulating body 1 of described movable identification key 3 like this, and can not damage described circuit daughter board 6 because of described movable identification key 3 has rough sharp-pointed part.When desire is plugged in described circuit daughter board 6 described terminal slots 11, if an ora terminalis of described circuit daughter board 6 just with described movable identification key 3 corresponding butts, described circuit daughter board 6 will enter in the described terminal slots 11 under the guiding of an oblique surface 31 of described movable identification key 3, again because, one ora terminalis of described circuit daughter board 6 is resisted against a lateral margin of described movable identification key 3, and described movable identification key 3 has the effect of location engaging to it; When if wherein at least one described movable identification key 3 proper positioning recess 62 corresponding to described circuit daughter board 6 are provided with, after described circuit daughter board 6 plugs and puts in place, wherein at least one described positioning through hole 13 is just overlapping for described positioning recess 62 correspondences, and the described movable identification key 3 of the just corresponding engaging of described positioning recess 62, described movable identification key 3 can play the effect of fool proof location.Described movable identification key 3 can be arranged the relevant position that is arranged on insulating body 1 side according to the design of described circuit daughter board 6, the layout of described conducting terminal 2 also can change according to the difference of described movable identification key 3 positions simultaneously, thereby when described movable identification key 3 is inserted or when extracting corresponding positioning through hole 13, the problem that described movable identification key 3 is run into described conducting terminal 2 can not take place from the lateral margin of insulating body 1.Certainly, in other embodiments, described movable identification key 3 also can be elongated rectangular shape column, rectangular triangle column and rectangular any suitable shape such as cylindric, does not repeat them here.
Please refer to Fig. 2-4, the utility model slot test connector 100, when being used for the test of described circuit daughter board 6, even described slot test connector 100 has only a slotting key position, promptly has only a described positioning through hole 13, also can be conducted to few three kinds of dissimilar described circuit daughter boards 6 and select to plug, and a described movable identification key 3 also can select described positioning through hole 13 to insert.When described insulating body 1 offers two the above positioning through hole 13, then at least one described movable identification key 3 selectively inserts at least one described positioning through hole 13, and at least one described positioning recess 62 on the corresponding described circuit daughter board 6 that is plugged in advance in the described terminal slots 11.When needs are changed the position (being described positioning through hole 13 among each embodiment of the present utility model) of inserting key, the object at only with hand or the sharp-pointed position of any tool is on every side replaced an ora terminalis of described movable identification key 3 slightly, make its another relative ora terminalis protrude from the lateral margin of insulating body 1 slightly, grasp the end that described movable identification key 3 protrudes from the lateral margin of insulating body 1 then, can easily its level be extracted.Then, can select other slotting key position to insert again.
See also Fig. 8-10, the utility model slot test connector second embodiment, the difference of itself and first embodiment is, described first contact site 22 by the bending earlier of described holding parts 21 lower ends upwards then again bending extend to form downwards.
In sum, the utility model slot test connector has following advantage:
1. the utility model slot test connector, each described conducting terminal 2 is provided with a holding parts 21, extend to form one first contact site 22 by described holding parts 21 1 ends bending, described first contact site 22 further bending extends to form one second contact site 23, so, signal can directly arrive second contact site 23 by first contact site 22, and need not just to arrive second contact site 23 by first contact site 22 through described holding parts 21, so transmission path is shorter, guaranteed the good high frequency characteristics of slot test connector 100;
2. the utility model slot test connector, each described conducting terminal 2 is equipped with a holding parts 21, extend to form one first contact site 22 by described holding parts 21 1 ends bending, and described first contact site 22 at least partly is revealed in the described terminal slots 11, when described circuit daughter board 6 by last when down (F direction as shown in Figure 4) is plugged in described terminal slots 11, the finger 61 that contacts on described first contact site 22 and the circuit daughter board 6 electrically connects, described second contact site 23 by described first contact site 22 along the grafting direction of described circuit daughter board 6 (F direction as shown in Figure 4, promptly by last direction from down) bend and extend to form, described second contact site 23 at least partly is revealed in described insulating body 1 bottom, to connect mutually with described testing circuit board 5, so, signal can directly arrive second contact site 23 by first contact site 22, and need not just to arrive second contact site 23 by first contact site 22 through described holding parts 21, so transmission path is shorter, guaranteed the good high frequency characteristics of slot test connector 100; And 2 need of described conducting terminal are by described holding parts 21 and described insulating body 1 fixing mutually, can realize the good coplane degree of described first contact site 22 of described conducting terminal 2, and need not described first contact site 22 is supported constraint in addition, again, because described conducting terminal 2 extends to form through bending, described holding parts 21 and described first contact site 22, at least one elastic construction of common formation, described first contact site 22 and at least one elastic construction of the described easily common formation of second contact site 23, described elastic construction roughly takes the shape of the letter U (certainly, also can c-shapedly wait other to be fit to, can provide the shape of big elastic force), and described second contact site 23 by described first contact site 22 along the grafting direction of described circuit daughter board 6 (F direction as shown in Figure 4, promptly by last direction from down) bend and extend to form, so, conducting terminal 2 elasticity are better, after the repeatedly plug of oversampling circuit daughter board 6, still can keep the stable of described first contact site 22, it is not yielding, and then guarantees the good serviceability of slot test connector 100 and long useful life;
3. the utility model slot test connector, described insulating body 1 offers at least one positioning through hole 13 in described terminal slots 11 sides, described positioning through hole 13 laterally runs through the two sides of described insulating body 1, the shape setting of the described movable identification key 3 of the form fit of described positioning through hole 13, and described positioning through hole 13 is slightly greater than described movable identification key 3, so, described movable identification key 3 selectively inserts smoothly or extracts in described positioning through hole 13 from the side direction of described insulating body 1, so described movable identification key 3 accurate positionings, can not insert and collide or damage conducting terminal partially, and then influence the good serviceability of whole slot test connector 100 because of described movable identification key 3.
Above-mentioned explanation is the detailed description at the preferable possible embodiments of the utility model, but embodiment is not in order to limit patent claim of the present utility model, all equal variation or modification changes of finishing according to the technical spirit that the utility model disclosed all should belong to claim that the utility model is contained.
Claims (10)
1. a slot test connector is characterized in that, comprising:
One insulating body, described insulating body top offers a terminal slots, and described terminal slots two opposite side walls is concaved with a plurality of terminal containing slots, the described terminal slots of its lateral communication;
A plurality of conducting terminals, correspondence is arranged in the described terminal containing slot, each described conducting terminal is provided with a holding parts, with with described insulating body fixing mutually, described holding parts one end bending extends upward and forms one first contact site, described first contact site at least partly is revealed in the described terminal slots, and described first contact site further bending downwards extends to form one second contact site.
2. slot test connector as claimed in claim 1 is characterized in that: described first contact site is upwards then bent downwards more earlier by described holding parts upper end and extends to form.
3. slot test connector as claimed in claim 1 is characterized in that: described first contact site is upwards then bent by the bending earlier of described holding parts lower end again and extends to form downwards.
4. slot test connector as claimed in claim 1 is characterized in that: described holding parts and described first contact site, and be formed with at least one elastic construction between described first contact site and described second contact site.
5. slot test connector as claimed in claim 1 is characterized in that: the terminal containing slot that is positioned at described terminal slots two opposite side walls is provided with in pairs.
6. a slot test connector is used to electrically connect circuit daughter board to a testing circuit board, it is characterized in that, comprising:
One insulating body, described insulating body offers a terminal slots for described circuit daughter board grafting along longitudinally, and described terminal slots two opposite side walls is concaved with a plurality of terminal containing slots, the described terminal slots of its lateral communication;
A plurality of conducting terminals, correspondence is arranged in the described terminal containing slot, each described conducting terminal is provided with a holding parts, with with described insulating body fixing mutually, described holding parts one end bending extends to form one first contact site, described circuit daughter board is described first contact site of contact electrically, and described first contact site along the grafting direction of described circuit daughter board further bending extend to form one second contact site, to electrically connect with described testing circuit board.
7. slot test connector as claimed in claim 6 is characterized in that: described first contact site is upwards then bent downwards more earlier by described holding parts upper end and extends to form.
8. slot test connector as claimed in claim 6 is characterized in that: described first contact site is upwards then bent by the bending earlier of described holding parts lower end again and extends to form downwards.
9. slot test connector as claimed in claim 6 is characterized in that: described holding parts and described first contact site, and be formed with at least one elastic construction between described first contact site and described second contact site.
10. slot test connector as claimed in claim 9 is characterized in that: described elastic construction takes the shape of the letter U.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200493719U CN201210535Y (en) | 2008-06-17 | 2008-06-17 | Inserting slot test connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200493719U CN201210535Y (en) | 2008-06-17 | 2008-06-17 | Inserting slot test connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201210535Y true CN201210535Y (en) | 2009-03-18 |
Family
ID=40481271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200493719U Expired - Lifetime CN201210535Y (en) | 2008-06-17 | 2008-06-17 | Inserting slot test connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201210535Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107317133A (en) * | 2017-06-16 | 2017-11-03 | 番禺得意精密电子工业有限公司 | Test electric connector and its operating method |
| CN114069290A (en) * | 2020-07-30 | 2022-02-18 | 泰科电子(上海)有限公司 | Connector assembly |
-
2008
- 2008-06-17 CN CNU2008200493719U patent/CN201210535Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107317133A (en) * | 2017-06-16 | 2017-11-03 | 番禺得意精密电子工业有限公司 | Test electric connector and its operating method |
| CN107317133B (en) * | 2017-06-16 | 2019-04-26 | 番禺得意精密电子工业有限公司 | Test electric connector and its operating method |
| CN114069290A (en) * | 2020-07-30 | 2022-02-18 | 泰科电子(上海)有限公司 | Connector assembly |
| US11870172B2 (en) | 2020-07-30 | 2024-01-09 | Tyco Electronics (Shanghai) Co., Ltd. | Opened slotted connector assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090318 |
|
| CX01 | Expiry of patent term |