CN201302912Y - Electric connector system - Google Patents
Electric connector system Download PDFInfo
- Publication number
- CN201302912Y CN201302912Y CNU2008203023096U CN200820302309U CN201302912Y CN 201302912 Y CN201302912 Y CN 201302912Y CN U2008203023096 U CNU2008203023096 U CN U2008203023096U CN 200820302309 U CN200820302309 U CN 200820302309U CN 201302912 Y CN201302912 Y CN 201302912Y
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- circuit board
- coil
- electric connector
- internal circuit
- transformer
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Abstract
The utility model relates to an electric connector system, which is used to form a network pathway, and comprises an outer circuit board, an electric connector, a common-mode rejection module group and a transformer, wherein the transformer is a packed transformer, and the surface of the transformer is equipped with a plurality of guide sheets. The common-mode rejection module group comprises a shell which is equipped with a plurality of guide pins, the transformer and the common-mode rejection module group can be conveniently arranged on the electric connector or the outer circuit board through the guide sheets and the guide pins, and the transformer and the common-mode rejection module group are formed into an electric connecting. The structure can be convenient for the automatic production of the transformer and the common-mode rejection module group, thereby increasing the efficiency, and reducing the cost.
Description
[technical field]
The utility model relates to a kind of electric connector system that is provided with transformer and common mode inhibition module, relates in particular to the syndeton of its transformer and common mode inhibition module.
[background technology]
Tradition has in the electric connector product of transformer and common mode inhibition module, and way is with transformer and the setting of common mode choke coil disjunctor usually, is installed in then on the internal circuit board of electric connector, is forwarded on the external circuit board more at last.In the described traditional design, the coil that transformer and common mode inhibition coil are formed module needs manual coiling, and the mode efficient of manual coiling is low, the coil inferior quality, and be unfavorable for automation in the production procedure, thus caused the cost of connector bigger.
Therefore, be necessary existing technology is improved to overcome above-mentioned defective.
[utility model content]
Technical problem to be solved in the utility model is: a kind of electric connector system with transformer and common mode inhibition module is provided, and its transformer is convenient to automated production with being connected of common mode inhibition module, has improved efficient, has reduced cost.
For solving the problems of the technologies described above, the utility model provides a kind of electric connector system, in order to form network path, it comprises the external circuit board, be installed on the electric connector on the external circuit board and be installed on the external circuit board and the common mode inhibition module and the transformer of electric connector, this network path has first side and second side of input and output each other, transformer comprises first coil and second coil, the common mode inhibition module comprises tertiary coil and the 4th coil, the two ends of first coil are connected with above-mentioned first side, the two ends of second coil are electrically connected at an end of the 3rd and the 4th coil respectively, the other end of the 3rd and the 4th coil is connected to second side of network path, described transformer is set to the lamination type transformer, the transformer surface is provided with some guide-joining plates, described first, second coil is formed by printed conductive layer, first, the two ends of second coil are electrically connected at these guide-joining plates, described common mode inhibition module comprises and is provided with some housings that connect pin, the 3rd, the 4th coil is packed in this housing and is welded in these guide-joining plates, and the 3rd, the correspondence of the 4th coil one end connects pin and electrically connects with the corresponding guide-joining plate at the second coil two ends respectively.
Compared to prior art, the electric connector system of the utility model separates transformer and common mode choke coil is arranged to independently modular structure, be convenient to the automated production of transformer and common mode inhibition module, and transformer is the lamination type design, this kind structure can be dwindled the volume of transformer greatly, and improve its electric property, conveniently install; The coil of common mode inhibition module is packed in the insulation shell, forms the module of rock-steady structure, also is convenient to automation and installs.
[description of drawings]
Fig. 1 is the assembled perspective view of first kind of electric connector system of the previous design of the applicant.
Fig. 2 is the part decomposition view of electric connector system shown in Figure 1.
Fig. 3 is an internal circuit board shown in Figure 2 and the schematic diagram that cooperates of transformer module and common mode inhibition module.
Fig. 4 is the assembled perspective view of second kind of electric connector system of the previous design of the applicant.
Fig. 5 is the part decomposition view of electric connector system shown in Figure 4.
Fig. 6 is the external circuit board shown in Figure 5 and the schematic diagram that cooperates of transformer and common mode inhibition module.
Fig. 7 is the assembled perspective view of the third electric connector system of the previous design of the applicant.
Fig. 8 is the part decomposition view of electric connector system shown in Figure 7.
Fig. 9 is an internal circuit board shown in Figure 8 and the schematic diagram that cooperates of transformer.
Figure 10 is the assembled perspective view of the 4th kind of electric connector system of the previous design of our company.
Figure 11 is the part decomposition view of electric connector system shown in Figure 10.
Figure 12 a is the circuit diagram that meets the previous design of the applicant and a kind of 10/100 network electric connector system of the present utility model
Figure 12 b is the circuit diagram of a network path among Figure 12 a.
Figure 12 c is the circuit diagram that Figure 12 a common mode inhibition module omits the 5th earthy coil.
Figure 12 d is the circuit diagram that meets the previous design of the applicant and a kind of 10/1000 network electric connector system of the present utility model.
Figure 13 is the part exploded view that meets first execution mode of the present utility model.
Figure 14 is the part exploded view that meets second execution mode of the present utility model.
Figure 15 is the part exploded view that meets the 3rd execution mode of the present utility model.
Figure 16 is the part exploded view that meets the 4th execution mode of the present utility model.
[embodiment]
Fig. 1 to Fig. 3 and Figure 12 a to Figure 12 c are depicted as first kind of previous design of the applicant, it discloses a kind of electric connector system 100, and it comprises a external circuit board 1, be installed on electric connector 3 on the external circuit board 1, be installed on transformer 5 and common mode inhibition module 7 in the electric connector 3.This electric connector system 100 is formed with two in order to transmitting the network paths of differential signal, and each network path has the first side P and the second side O of input and output each other.
Described electric connector 3 comprises the insulating body 31, the internal circuit board 33 that is installed on insulating body 31 that are provided with butt joint space (not label), be arranged at internal circuit board 33 1 sides and extend into above-mentioned butt joint space (not label) some butt joint terminals 35, be arranged at internal circuit board 33 opposite sides and internal circuit board 33 be connected to the plurality of adapter coupling terminal 37 of the external circuit board 1, described butt joint terminal 35 is as the second side O of network path, and conversion terminal 37 is as the first side P of network path.Described internal circuit board 33 is provided with some conductive paths 331 and is connected in the plurality of conducting strips 333 of conductive path 331.
Described transformer 5 comprises a toroidal core (not label) and is wound in first coil 51 and second coil 53 (combine and consult shown in Figure 12 a) of this magnetic core, first, second coil 51,53 is equipped with centre cap 55,57, and the two ends of first, second coil 51,53 of described transformer 5 and centre cap 55,57 all are welded in the partially conductive sheet 333 on the internal circuit board 33.Common mode inhibition module 7 comprise insulation main body 71, be contained in this main body 71 and be wound in the 3rd, the 4th, the 5th coil 73,75,79 (in conjunction with consulting shown in Figure 12 a) of same magnetic core (not shown) and be arranged at some pin 77 that connect of main body 71, the two ends of described the 3rd, the 4th, the 5th coil 73,75,79 are connected to the described pin 77 that respectively connects, and respectively connect pin 77 surface soldered in remainder conducting strip 333.The centre cap 55 that the partially conductive path 331 of the two ends of first coil 51 by internal circuit board 33 is electrically connected at conversion terminal 37, the first coils 51 is connected in the ground path (not shown) of internal circuit board 33.The two ends of second coil 53 of described transformer 5 and centre cap 57 are by partially conductive path 331 and connect the end that pin 77 is electrically connected at the 3rd, the 4th, the 5th coil 73,75,79 of common mode inhibition module 7.Three, the other end of the 4th coil 73,75 other end that is electrically connected at aforementioned butt joint terminal 35, the five coils 79 by the partially conductive circuit 331 that connects pin 77, internal circuit board 33 is connected in the ground path (not shown) of internal circuit board 33.
In this previous design, described transformer 5 can exchange with the position of common mode inhibition module 7, first coil 51 that is about to transformer 5 is connected with butt joint terminal 35 by the conductive path 331 of internal circuit board 33, and the partially conductive path 331 that the aforementioned other end of the 3rd, the 4th coil 73,75 of common mode inhibition module 7 passes through internal circuit board 33 is connected with conversion terminal 37.Make the first side P of butt joint terminal 35 as network path like this, conversion terminal 37 is as the second side O of network path.
Fig. 4 to Fig. 6 and Figure 12 a to Figure 12 c are depicted as second kind of previous design of the applicant, it discloses a kind of electric connector system 100, it comprises a external circuit board 1 ', be installed on electric connector 3 ' on the external circuit board 1 ', be installed on transformer 5 ' and common mode inhibition module 7 ' on the external circuit board 1 ', this electric connector system 100 is formed with two in order to transmitting the network paths of differential signal, and each network path has the first side P ' and the second side O ' of input and output each other.
Described electric connector 3 ' comprises the insulating body 31 ', the internal circuit board 33 ' that is installed on insulating body 31 ' that are provided with butt joint space (not label), be arranged at internal circuit board 33 ' one side and extend into above-mentioned butt joint space (not label) some butt joint terminals 35 ', be arranged at internal circuit board 33 ' opposite side and internal circuit board 33 ' be connected to the plurality of adapter coupling terminal 37 ' of the external circuit board 1 ', described butt joint terminal 35 ' is as the second side O ' of network path.Described internal circuit board 33 ' is provided with some conductive paths 331 '.The external circuit board 1 ' is provided with some conductive paths 11 ' and is connected in the conducting strip 13 ' of conductive path 11 '.
Described transformer 5 ' comprises first coil 51 ' and second coil 53 ' (combine and consult shown in Figure 12 b), first, second coil 51 ', 53 ' is equipped with centre cap 55 ', 57 ', the partially conductive sheet 13 ' that first, second coil of described transformer 5 ' 51 ', 53 ' two ends and centre cap 55 ', 57 ' all are welded on the external circuit board 1 '.Common mode inhibition module 7 ' comprise insulation main body 71 ', be contained in this main body 71 ' and be wound in the 3rd, the 4th, the 5th coil 73 ', 75 ', 79 ' (in conjunction with consulting shown in Figure 12 b) of same magnetic core (not shown) and be arranged at some pin 77 ' that connect of main body 71 ', described the 3rd, the 4th, the 5th coil 73 ', 75 ', 79 ' two ends are connected to the described pin 77 ' that respectively connects, and respectively connect pin 77 ' surface soldered in remainder conducting strip 13 '.Three, the 4th coil 73 ', an end of 75 ' successively the conductive path 331 ' of partially conductive path 11 ', conversion terminal 37 ' and the internal circuit board 33 ' by connecting pin 77 ', the external circuit board 1 ' be electrically connected at butt joint terminal 35 ', the other end is electrically connected at the two ends of second coil 53 ' respectively successively by the partially conductive path 11 ' that connects pin 77 ', the external circuit board 1 ', one end of the 5th coil 79 ' is connected in the ground path of the external circuit board 1 ', and the other end is connected in the centre cap 57 ' of second coil 53 ' of transformer 5 '.The centre cap 55 ' of first coil 51 ' is connected in the ground path (not shown) of the external circuit board 1 ', and the two ends of first coil 51 ' are as the first side P ' of described network path.
In this previous design, described transformer 5 ' can also exchange with the position of common mode inhibition module 7 ', soon first coil 51 ' of transformer 5 ' is connected with butt joint terminal 35 ' by the conductive path 331 ' of conductive path 11 ', conversion terminal 37 ' and the internal circuit board 33 ' of the external circuit board 1 ', described butt joint terminal 35 ' is as the first side P ' of described network path, and the 3rd, the 4th coil 73 ' of common mode inhibition module 7 ', an aforementioned end of 75 ' are as the second side O ' of network path.
Fig. 7 to Fig. 9 and Figure 12 a to Figure 12 c are depicted as the third previous design of the applicant, it discloses a kind of electric connector system 100, common mode inhibition module 8 and transformer 6 that it comprises the external circuit board 2, is installed on the electric connector 4 on the external circuit board 2 and is installed on the external circuit board 2 and electric connector 4, forming some network paths, these network paths have the first side P and the second side O of input and output each other.Transformer 6 comprises first coil 61 and second coil 63, common mode inhibition module 8 comprises tertiary coil 83 and the 4th coil 85, described the 3rd, the 4th coil 83,85 is wound on the same magnetic core jointly, and described common mode inhibition module 8 also is provided with a main body 81 and the some pin 87 that connect that are arranged at main body 81, and described the 3rd, the 4th coil 83,85 is contained in described main body 81 and is connected in and connects pin 87.The two ends of first coil 61 are connected with the above-mentioned first side P, and the two ends of second coil 63 are electrically connected at an end of the 3rd and the 4th coil 83,85 respectively, and the other end of the 3rd and the 4th coil 83,85 is connected to the second side O of network path.Described electric connector 4 is provided with internal circuit board 43 that is in electric connector 4 inside and the plurality of adapter coupling terminal 47 that connects internal circuit board 43 and the external circuit board 2, described transformer 6 is arranged on the internal circuit board 43, common mode inhibition module 8 is installed on the external circuit board 2, described the external circuit board 2 and internal circuit board 43 are respectively equipped with some conductive paths 21,431, the two ends of described second coil 63 are successively by the conductive path 431 on the internal circuit board 43, conversion terminal 47, conductive path 21 on the external circuit board 2 and connect pin 87 and realize and the 3rd, the 4th coil 83,85 electric connection.Described internal circuit board 43 and the external circuit board 2 also are respectively equipped with the conducting strip 433,23 of each conductive path 431,21 of some connections, described first, second coil 61,63 is welded in the conducting strip 433 of internal circuit board 43 respectively, the described conducting strip 23 that connects pin 87 surface soldered in the external circuit board 2.
Described first and second coil 61,63 is equipped with centre cap 65,67, centre cap 65 ground connection of first coil 61, common mode inhibition module 8 also comprises the 5th coil 89 that is wound on the described same magnetic core, the centre cap 67 of second coil 63 is electrically connected at the 5th coil 89, and by the 5th coil 89 ground connection.
Figure 10, Figure 11, Figure 12 a to Figure 12 c is depicted as the applicant's the 4th kind of previous design, it discloses a kind of electric connector system 100, it comprises the external circuit board 2 ', be installed on the electric connector 4 ' on the external circuit board 2 ', and be installed on the transformer 6 ' and common mode inhibition module 8 ' of the external circuit board 2 ' and electric connector 4 ', to form a plurality of network paths, these network paths have the first side P ' and the second side O ' of input and output each other, transformer 6 ' comprises first coil 61 ' and second coil 63 ', common mode inhibition module 8 ' comprises tertiary coil 83 ' and the 4th coil 85 ', the described the 3rd, the 4th coil 83 ', 85 ' is wound on the same magnetic core jointly, and described common mode inhibition module 8 ' also is provided with a main body 81 ' and the some pin 87 ' that connect that are arranged at main body 81 ', the described the 3rd, the 4th coil 83 ', 85 ' is contained in described main body 81 ' and is connected in the described pin 87 ' that connects.The two ends of first coil 61 ' are connected with the above-mentioned first side P ', the two ends of second coil 63 ' are electrically connected at the 3rd and the 4th coil 83 ', an end of 85 ' respectively, and the 3rd and the 4th coil 83 ', 85 ' the other end are connected to the second side O ' of network path.Described electric connector 4 ' is provided with internal circuit board 43 ' that is in electric connector 4 ' inside and the plurality of adapter coupling terminal 47 ' that connects internal circuit board 43 ' and the external circuit board 2 ', described common mode inhibition module 8 ' is arranged on the internal circuit board 43 ', transformer 6 ' is installed on the external circuit board 2 ', described the external circuit board 2 ' and internal circuit board 43 ' are respectively equipped with some conductive paths 21 ', the 431 ', the 3rd, the 4th coil 83 ', 85 ' two ends are successively by connecting pin 87 ', conductive path 431 ' on the internal circuit board 43 ', conversion terminal 47 ' is realized electrically connecting with the two ends of second coil 63 ' with the conductive path 21 ' on the external circuit board 2 '.Described internal circuit board 43 ' and the external circuit board 2 ' also are respectively equipped with each conductive path of some connections 431 ', 21 ' conducting strip 433 ', 23 ', described first, second coil 61 ', 63 ' is welded in the conducting strip 23 ' of the external circuit board 2 ', and the described pin 87 ' surface soldered that connects is in the conducting strip 433 ' of internal circuit board 43 '.Described electric connector 4 ' also comprises the some butt joint terminals 45 ' that are installed in internal circuit board 43 ', and butt joint terminal 45 ' is as the second side O ' of described network path.
Described first and second coil 61 ', 63 ' is equipped with centre cap 65 ', 67 ', centre cap 65 ' the ground connection of first coil 61 ', common mode inhibition module 8 ' also comprises the 5th coil 89 ' that is wound on the described same magnetic core, the centre cap 67 ' of second coil 63 ' is electrically connected at the 5th coil 89 ', and by the 5th coil 89 ' ground connection.
In the tradition connector product, described transformer and common mode choke coil disjunctor are provided with, this kind set-up mode, and the composition module of transformer coil and common mode choke coil needs manual coiling, the low and inferior quality of efficient, the connector cost is bigger.And in various previous designs, we separate the transformer and the coil of common mode inhibition module the mode coiling of independent setting and employing automation, not only improved the production efficiency of transformer and common mode inhibition module, and improved the quality of coil, and be easy to realize that the automation welding of transformer and common mode inhibition module is produced in the electric connector.
In addition, be to save cost, and convenient for assembly, the paster coil that described common mode inhibition module can also be a standard, this kind paster coil easily surface soldered on internal circuit board.The magnetic core of described common mode inhibition module can be a single annular, also can be the doubly-linked annular, and the coil of the common mode inhibition module of described a plurality of network paths all is wound in this magnetic core.In each previous design, transformer coil is the single annular magnetic core, and first, second coil is wound in this magnetic core jointly; The common mode inhibition module all can not be provided with the 5th coil, and the direct ground connection of the centre cap of second coil (consulting Figure 12 c), thereby save cost.
The electric connector system of aforementioned four previous designs all meets 10/100 Network Transmission standard, it provides two network channels, obviously, this electric connector system can be provided with the network channel of different numbers, to satisfy the demand of different transmission speeds, shown in Figure 12 d, promptly provide the circuit diagram that meets 10/1000 network transfer speeds standard.
See also Figure 13 to Figure 16, it is disclosed as the part three-dimensional exploded view that meets four kinds of execution modes of the present utility model, and its circuit diagram is consulted Figure 12 a to 12c.As further improvement, the transformer that the utility model will before the design insulation shell 603 of packing into, this housing 603 is one-body molded some pin 601 that connect, first, second coil (not label) is formed by printed conductive layer, and at these transformer 600 surperficial some guide-joining plates 601 that electrically connect with first, second coil that form, and the conductive path that passes through on these guide-joining plates 601 and internal circuit board or the external circuit board electrically connects.Common mode inhibition module 800 comprises the three or four coils (not shown) that are provided with the magnetic core (not shown) in some insulation shells that connect pin 801, this housing of packing into and are wound in this magnetic core, the two ends of three or four coils are welded in these respectively and connect pin 801, and electrically connect by these conductive paths that connect on pin 801 and internal circuit board or the external circuit board.All the other structures of each execution mode of the utility model and annexation and aforementioned four kinds of previous designs are basic identical.
Transformer 600 is the lamination type design in the utility model, and this kind structure can be dwindled the volume of transformer 600 greatly, and improves its electric property, the convenient installation; The coil of common mode inhibition module 800 is packed in the insulation shell, forms the module of rock-steady structure, installs thereby be convenient to automation.
Claims (9)
1. electric connector system, in order to form network path, it comprises the external circuit board, be installed on the electric connector on the external circuit board and be installed on the external circuit board and the common mode inhibition module and the transformer of electric connector, this network path has first side and second side of input and output each other, transformer comprises first coil and second coil, the common mode inhibition module comprises tertiary coil and the 4th coil, the two ends of first coil are connected with above-mentioned first side, the two ends of second coil are electrically connected at an end of the 3rd and the 4th coil respectively, the other end of the 3rd and the 4th coil is connected to second side of network path, it is characterized in that: described transformer is set to the lamination type transformer, the transformer surface is provided with some guide-joining plates, described first, second coil is formed by printed conductive layer, first, the two ends of second coil are electrically connected at these guide-joining plates, described common mode inhibition module comprises and is provided with some housings that connect pin, the 3rd, the 4th coil is packed in this housing and its two ends are welded in these guide-joining plates respectively, and the 3rd, the correspondence of the 4th coil one end connects pin and electrically connects with the corresponding guide-joining plate at the second coil two ends respectively
2. electric connector system as claimed in claim 1, it is characterized in that: described electric connector is provided with the internal circuit board that is installed on electric connector inside, described transformer and the equal surface mount of common mode inhibition module are on this internal circuit board, and the corresponding guide-joining plate at the described second coil two ends connects pin by the correspondence that the conductive path on the internal circuit board is electrically connected at the 3rd, the 4th coil one end respectively.
3. electric connector system as claimed in claim 1, it is characterized in that: described transformer and the equal surface mount of common mode inhibition module are on described the external circuit board, and the corresponding guide-joining plate at the described second coil two ends electrically connects respectively by the corresponding pin that connects of the conductive path on the external circuit board and the 3rd, the 4th coil one end respectively.
4. electric connector system as claimed in claim 1, it is characterized in that: described electric connector is provided with internal circuit board that is in electric connector inside and the plurality of adapter coupling terminal that connects internal circuit board and the external circuit board, described transformer surface mount is on internal circuit board, common mode inhibition module surface mount is in the external circuit board, described the external circuit board and internal circuit board are respectively equipped with some conductive paths, and the two ends of described second coil are the guide-joining plate by transformer successively respectively, conductive path on the internal circuit board, conversion terminal, conductive path on the external circuit board, the pin that connects of common mode inhibition module is electrically connected at the 3rd, one end of the 4th coil.
5. electric connector system as claimed in claim 1, it is characterized in that: described electric connector is provided with internal circuit board that is in electric connector inside and the plurality of adapter coupling terminal that connects internal circuit board and the external circuit board, described common mode inhibition module surface mount is on internal circuit board, the transformer surface mount is on the external circuit board, described the external circuit board and internal circuit board are respectively equipped with some conductive paths, the 3rd, one end of the 4th coil is the pin that connects by the common mode inhibition module successively respectively, conductive path on the internal circuit board, conversion terminal, conductive path on the external circuit board, the guide-joining plate of transformer is electrically connected at the two ends of second coil.
6. electric connector system as claimed in claim 1, it is characterized in that: described first and second coil is equipped with centre cap, the centre cap ground connection of first coil, the common mode inhibition module also comprises the 5th coil, the centre cap of second coil is electrically connected at the 5th coil, and by the 5th coil ground connection.
7. electric connector system as claimed in claim 1 is characterized in that: described electric connector system is formed with a plurality of described network paths.
8. electric connector system as claimed in claim 1, it is characterized in that: described electric connector comprises the internal circuit board that is provided with conductive path and is installed on the butt joint terminal of internal circuit board that Network plug can be connected in first side of aforementioned network path by the conductive path of butt joint terminal, internal circuit board.
9. electric connector system as claimed in claim 1, it is characterized in that: described electric connector comprises the internal circuit board that is provided with conductive path and is installed on the butt joint terminal of internal circuit board that Network plug can be connected in second side of aforementioned network path by the conductive path of butt joint terminal, internal circuit board.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203023096U CN201302912Y (en) | 2008-09-30 | 2008-09-30 | Electric connector system |
| US12/556,589 US7749027B2 (en) | 2008-09-10 | 2009-09-10 | Electrical connector system with magnetic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203023096U CN201302912Y (en) | 2008-09-30 | 2008-09-30 | Electric connector system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201302912Y true CN201302912Y (en) | 2009-09-02 |
Family
ID=41086541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008203023096U Expired - Lifetime CN201302912Y (en) | 2008-09-10 | 2008-09-30 | Electric connector system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201302912Y (en) |
-
2008
- 2008-09-30 CN CNU2008203023096U patent/CN201302912Y/en not_active Expired - Lifetime
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090902 |
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| CX01 | Expiry of patent term |