CN101254700B - Identification code circuit for ink box repeat use - Google Patents
Identification code circuit for ink box repeat use Download PDFInfo
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- CN101254700B CN101254700B CN2007100844876A CN200710084487A CN101254700B CN 101254700 B CN101254700 B CN 101254700B CN 2007100844876 A CN2007100844876 A CN 2007100844876A CN 200710084487 A CN200710084487 A CN 200710084487A CN 101254700 B CN101254700 B CN 101254700B
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- identification code
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Abstract
The invention relates to an identification code circuit, which is suitable for the ink cartridge of a printer. The identification code circuit comprises a common connection terminal, an identification code detection terminal, a first resistor of a power supply terminal, a first fuser, and at least one identification code substitute circuit having a second fuser. When a printer determines that the ink cartridge is used for the first time through the identification code detection terminal, an instant voltage signal is transferred to the loop of the first resistor and the first fuser to open the first fuser and the identification code detection terminal. When the ink cartridge is recovered and refilled with ink, the second fuser is detected as the substitute of the first fuser, so that the printer determines that the recovered ink cartridge is used for the first time through the identification code detection terminal, thus repeatedly using the ink cartridge.
Description
Technical field
The invention relates to a kind of identification code circuit, refer to especially a kind ofly be applicable to the ink cartridges of ink-jet printer and can allow the reusable identification code circuit of ink cartridges.
Background technology
Along with the fast development with world-wide web popularized of PC, ink-jet printer (ink jetprinter) has become very general computer auxiliary equipment, is widely used in family, personal work chamber or even all trades and professions in recent years.The major advantage of ink-jet printer is cheap, the low and good print quality of when operation noise, and printable in various medium, for example general paper, special inkjet printing paper, photo paper and special-purpose transparency etc.
The inkjet technology development so far, control ink gun (printhead) disengages ink droplet to the mode of ink-jet medium can roughly be divided into two big classes, one is hot bubble type (Thermal Bubble type) technology, and another then is piezoelectric type (micro piezo-electric type) technology.
Yet, no matter be to use that a kind of ink-jetting style, when printer printed action, the ink in the ink cartridges can be sprayed onto on the ink-jet medium by a plurality of spray orifices, so the ink in the ink cartridges can reduce along with the increase of printing times, using up to ink just must the replacing ink cartridges.Existing detection mode can be by printer or computer record printing times to calculate the ink use amount in the ink cartridges, therefore when quantity of ink is not enough, the information that will show " quantity of ink deficiency; please change ink cartridges " on computer monitor allows the user know, in the prior art in order to allow printer or computer learn the ink cartridges that whether has more renewed, generally can an identification code (ID) circuit be set in ink cartridges, when the user changes ink cartridges and finishes, can come identification code circuit is detected by a testing circuit, whether the ink cartridges that is installed in printer with judgement be brand-new ink cartridges.
See also Fig. 1 (a), it is the identification code circuit structural representation of existing brand-new ink cartridges, as shown in the figure, existing identification code circuit 1 can comprise resistor R, fusion device F (Fuser), power supply end points P (power), identification code detects end points 11 and meets end points COM altogether, wherein resistor R is electrically connected between power supply end points P and the identification code detection end points 11, fusion device F is electrically connected on identification code detection end points 11 and connects altogether between the end points COM, when the user changes brand-new ink cartridges, it is electronegative potential that identification code detects end points 11, and printer will detect identification code by a testing circuit (not shown) and detect end points 11 and learn the user for the situation of electronegative potential and change new ink cartridges, this moment, printed driver can show on computers that the information of " ink cartridges that printer has more renewed " allows the user know, and control power supply end points P sends bigger potential pulse, this potential pulse is flowed through and will be produced a current impulse after the resistor R, can flow through fusion device F by this bigger current impulse and blow (shown in Fig. 1 (b)) will fuse device F, at this moment, identification code detects 11 of end points and becomes high potential by electronegative potential, being mainly used to this ink cartridges of annotation was used, if the user takes out this ink cartridges, to blow because of fusion device F when putting into another printer, so it is high potential that identification code detects end points 11, the testing circuit of printer will judge that the user has changed an ink cartridges that was used, be non-brand-new ink cartridges, and driver can show on computers that the information of " printer has been changed used ink cartridges " allows the user know.
Along with the new line of environmental consciousness and in order to respond under the love earth idea, the ink cartridges that ink cartridges manufacturer can finish using ink reclaims, and filling ink is reused again again, yet, fusion device F in the identification code circuit 1 of existing ink cartridges is once be blown promptly and can't restore, after even recovery refills ink, printer equally can be judged to be used ink cartridges, and the non-print machine is carried out the printing action, at this moment, have only the brand-new ink cartridges of changing use for the first time that printer is carried out smoothly and print action, do not meet very much environmental protection ideas.
Therefore, how to develop a kind of improve above-mentioned prior art disappearance in order to allow the reusable identification code testing circuit of ink cartridges, real in pressing for the problem of solution at present.
Summary of the invention
Main purpose of the present invention is to provide a kind of identification code circuit, it is applicable to the ink cartridges of printer, after ink cartridges is used for the first time and is reclaimed filling ink again, it makes between the first fusion device and the identification code detection end points by voltage signal in a flash and opens circuit, the second fusion device in this moment identification code replacement circuit will replace first and fuse device to form another identification code loop detected, and then so that printer judges that by identification code detection end points this ink cartridges that reclaims again is for using for the first time, so that ink cartridges is reusable.Can solve like this in the prior art, the fusion device in the identification code circuit is once be blown promptly and can't restore, though reclaim refill ink after, printer equally can be judged to be used ink cartridges, and the non-print machine is carried out the problem of printing action.
Of the present invention one implements aspect for a kind of identification code circuit of ink cartridges is provided than broad sense, and it is applicable to the ink cartridges of printer, use for the behaviour in service that detects ink cartridges, and, it comprises: connect end points altogether; Identification code detects end points; The power supply end points is in order to export voltage signal in a flash; First resistor, it detects end points with power supply end points and identification code and is connected; The first fusion device, it detects end points and connects end points altogether with identification code and is connected; And at least one identification code replacement circuit, it detects end points and connects end points altogether with power supply end points, identification code and is connected, and the identification code replacement circuit comprises: second resistor, it is connected with the power supply end points; The second fusion device, it connects end points together and connects; The 3rd fusion device, it reaches with second resistor and connects end points altogether and be connected; And switch element, it is connected with second resistor, the second fusion device and the 3rd fusion device;
Wherein, when printer judges that by identification code detection end points ink cartridges was used for the first time, the transient voltage signal will be sent to the loop of first resistor and the first fusion device, and the loop of second resistor and the 3rd fusion device, making the first fusion device and identification code detect end points opens circuit, the 3rd fusion device is opened circuit and second resistor opens circuit, after ink cartridges reclaims filling ink again, the switch element conducting, it is detected that the second fusion device replaces the first fusion device by switch element, so that detecting end points by this other sign indicating number, printer judges that the ink cartridges that reclaims again is to use for the first time, so that ink cartridges is reusable.
According to conception of the present invention, wherein switch element is mos field effect transistor or two-carrier junction transistor.
According to conception of the present invention, wherein also comprise the second identification code replacement circuit, it is connected in and connects end points altogether, identification code detects end points and power supply end points, and it comprises: the 3rd resistor, it is connected with the power supply end points; The 4th fusion device, it connects end points together and connects; The 5th fusion device, it reaches with the 3rd resistor and connects end points altogether and be connected; And the second switch element, it detects end points, the 3rd resistor, the 4th fusion device and the 5th fusion device with identification code and is connected.
According to conception of the present invention, wherein also comprise five switch elements, it is connected in series with the first fusion device, the second fusion device, the 3rd fusion device, the 4th fusion device and the 5th fusion device respectively, in order to the fusion device of selecting to open circuit.
According to conception of the present invention, wherein all switch elements are mos field effect transistor or two-carrier junction transistor.
Description of drawings
Fig. 1 (a) is the identification code circuit structural representation of existing brand-new ink cartridges.
Fig. 1 (b) is the identification code circuit structural representation of existing used ink cartridges.
Fig. 2 (a) is the identification code circuit structural representation of the brand-new ink cartridges of the present invention's first preferred embodiment.
Fig. 2 (b) uses primary identification code circuit structural representation for the ink cartridges shown in Fig. 2 (a).
Fig. 2 (c) uses the structural representation of secondary identification code circuit for the ink cartridges shown in Fig. 2 (a).
Fig. 3 (a) is the circuit diagram of the identification code circuit of the brand-new ink cartridges of the present invention's second preferred embodiment.
Fig. 3 (b) uses primary identification code circuit structural representation for the ink cartridges shown in Fig. 3 (a).
Fig. 3 (c) uses secondary identification code circuit structural representation for the ink cartridges shown in Fig. 3 (a).
Fig. 3 (d) is that the ink cartridges shown in Fig. 3 (a) is used identification code circuit structural representation for the third time.
Fig. 4 is the identification code circuit structural representation of the brand-new ink cartridges of the present invention's the 3rd preferred embodiment.
The specific embodiment
Some exemplary embodiments that embody feature of the present invention and advantage will be described in detail in the following description.Be understood that the present invention can have various variations on different aspects, its neither departing from the scope of the present invention, and explanation wherein and to be shown in be when the usefulness that explain in essence, but not in order to restriction the present invention.
See also Fig. 2 (a), it is the identification code circuit structural representation of the brand-new ink cartridges of the present invention's first preferred embodiment.As shown in the figure, identification code circuit 2 of the present invention mainly is applicable to the ink cartridges (not shown) of printer, use for the behaviour in service that detects ink cartridges, it is by meeting end points COM altogether, identification code detects end points 21, power supply end points P, first resistor R 1, the first fusion device F1 and identification code replacement circuit 22 are formed, wherein first resistor R 1 is connected between power supply end points P and the identification code test point 21, the first fusion device F1 is connected in identification code and detects end points 21 and meet between the end points COM 22 of identification code replacement circuits and power supply end points P altogether, identification code detects end points 21 and meets end points COM altogether and connects.
22 of identification code replacement circuits are made up of second resistor R 2, switch element 221, the second fusion device F2 and the 3rd fusion device F3, wherein switch element 221 can be a MOS or BJT element, but not as limit, it is to be connected in identification code to detect between the end points 21 and the second fusion device F2, and has switch control end points 221a, mainly by whether conducting of switch control end points 221a gauge tap element 221.2 of second resistor R are connected between power supply end points P and the switch control end points 221a, the second fusion device F2, one end is to meet end points COM together to connect, the other end then is connected with switch element 221, the 3rd fusion device F3 has an end to connect end points COM connection together equally, and the other end then is connected with switch control end points 221a.
When the user changes brand-new ink cartridges, identification code test point 21 is an electronegative potential, and printer will be an electronegative potential by a testing circuit (not shown) detection identification code test point 21, and learn that the user has changed new ink cartridges, this moment, printed driver can show on computers that the information of " ink cartridges that printer has changed renewal " allows the user know, and control power supply end points P sends the transient voltage signal, promptly bigger potential pulse, the loop Lp1 that this potential pulse can make first resistor R 1 and the first fusion device F1 be constituted, and second the loop Lp2 that constituted of resistor R 2 and the 3rd fusion device F3 produce a current impulse respectively, flow through the first fusion device F1 and the 3rd fusion device F3 by this bigger current impulse, so that the first fusion device F1 and the 3rd fusion device F3 are blown (shown in Fig. 2 (b)), promptly the first fusion device F1 and identification code detect between the end points 21 and open circuit, and open circuit between the 3rd fusion device F3 and the switch control end points 221a.
Please consult Fig. 2 (b) again, after ink uses, the ink cartridges that ink cartridges manufacturer can finish using this ink reclaims, and filling ink again, make ink cartridges that sufficient ink be arranged, therefore when the user reuses this ink cartridges that reclaims again, because open circuit between the 3rd fusion device F3 and the switch control end points 221a, to cause switch control end points 221a is high potential state, to make switch element 221 conductings, so it is detected that the second fusion device F2 will replace the first fusion device F1, be power supply end points P, first resistor R 1, the switch element 221 and the second fusion device F2 will constitute a new identification code loop, replace for the first time detected power supply end points P of ink cartridges, the identification code loop of first resistor R 1 and the first fusion device F1.
Therefore, the testing circuit of printer will detect identification code test point 21 once more and be electronegative potential, and judge that the user has changed brand-new ink cartridges, same, printed driver can show on computers that the information of " ink cartridges that printer has changed renewal " allows the user know, and control power supply end points P sends the transient voltage signal, promptly bigger potential pulse, this bigger potential pulse can make first resistor R 1, the loop Lp3 that the switch element 221 and the second fusion device F2 are constituted produces a current impulse, flow through the second fusion device F2 by this current impulse, the second fusion device F2 is blown, and (shown in Fig. 2 (c)) promptly opens circuit between the second fusion device F2 and the switch element 221.
See also Fig. 3 (a), it is the circuit diagram of the identification code circuit of the brand-new ink cartridges of the present invention's second preferred embodiment, the identification code circuit 3 of present embodiment meets end points COM altogether except comprising, identification code detects end points 31, power supply end points P, first resistor R 1, outside the first fusion device F1 and the first identification code replacement circuit 32, also comprise the second identification code replacement circuit 33,32 of this first identification code replacement circuits are by second resistor R 2, first switch element 321, the second fusion device F2, first switch control end points 221a and the 3rd fusion device F3 form, wherein, meet end points COM altogether, identification code detects end points 31, power supply end points P, first resistor R 1, the first fusion device F1 and the circuit design principle of the first identification code replacement circuit 32 and the purpose that can reach and effect have been specified in first preferred embodiment, therefore repeat no more.
In present embodiment, the second identification code replacement circuit 33 and the first identification code replacement circuit, the 33 the same power supply end points P that are connected in, identification code detects end points 31 and connects altogether between the end points COM, and by the 3rd resistor R 3, second switch element 331, the 4th fusion device F4, second switch control end points 331a and the 5th fusion device F5 form, wherein, 3 of the 3rd resistor R are connected between power supply end points P and the second switch control end points 331a, the 4th fusion device F4 one end meets end points COM together and connects, the other end then is connected with second switch element 331, the same end of the 5th fusion device F5 meets end points COM together and connects, and the other end then is connected with second switch control end points 331a.
When the user changes brand-new ink cartridges, identification code test point 31 is an electronegative potential, and printer will detect identification code test point 31 by testing circuit and be electronegative potential, and learn that the user has changed new ink cartridges, this moment, printed driver can show on computers that the information of " ink cartridges that printer has changed renewal " allows the user know, and control power supply end points P sends the transient voltage signal, promptly bigger potential pulse.
The loop Lp4 that this potential pulse can make first resistor R 1 and the first fusion device F1 be constituted, the loop Lp6 that loop Lp5 that second resistor R 2 and the 3rd fusion device F3 are constituted and the 3rd resistor R 3 and the 5th fusion device F5 are constituted produces a current impulse respectively, because the first selected resistor R 1, second resistor R 2 is different with the resistance value of the 3rd resistor R 3, the feasible first fusion device F1 that flows through, the electric current of the 3rd fusion device F3 and the 5th fusion device F5 can be inequality, utilize the method, the fusion device that feasible meeting is blown has only the first fusion device F1 and the 3rd fusion device F3 (shown in Fig. 3 (b)), promptly the first fusion device F1 and identification code detect between the end points 21 and open circuit, and open circuit between the 3rd fusion device F3 and first switch control end points 321a.
Certainly, also can select the first fusion device F1, the 3rd fusion device F3 and the 5th fusion device F5 of different rated current for use, make it blow the first fusion device F1 and the 3rd fusion device F3.Can also fuse device at each and connect between the end points COM serial connection one the 3rd switch element 41 (as shown in Figure 4) together, by the 3rd switch element 41 conductings that are connected in series on the fusion device whether, reach above-mentioned purpose.
Please consult Fig. 3 (b) again, after ink is used up for the first time, this ink cartridges reclaimed and again after the filling ink, when the user changes this ink cartridges that reclaims again for the first time, because open circuit between the 3rd fusion device F3 and first switch control end points 321a, to cause switch control end points 321a is high potential state, make switch element 321 conductings of winning, so it is detected that the second fusion device F2 will replace the first fusion device F1, be power supply end points P, first resistor R 1, first switch element 321 and the second fusion device F2 will constitute a new identification code loop, replace for the first time detected power supply end points P of ink cartridges, the identification code loop of first resistor R 1 and the first fusion device F1.
Therefore, the testing circuit of printer will detect identification code test point 31 once more and be electronegative potential, and judge that the user has changed new ink cartridges, this moment, printed driver can show on computers that equally the information of " ink cartridges that printer has changed renewal " allows the user know, and control power supply end points P sends the transient voltage signal, promptly bigger potential pulse, this potential pulse can make first resistor R 1, the loop Lp7 that first switch element 321 and the second fusion device F2 are constituted, and the 3rd the loop Lp6 that constituted of resistor R 3 and the 5th fusion device F5 produce a current impulse respectively, flow through the second fusion device F2 and the 5th fusion device F5 by this current impulse, make the second fusion device F2 and the 5th fusion device F5 blow (shown in Fig. 3 (c)), promptly open circuit between the second fusion device F2 and first switch element 321, open circuit between the 5th fusion device F5 and the second switch control end points 331a.
After ink cartridges is used up for the second time, this ink cartridges reclaimed and again after the filling ink.When the user changes this ink cartridges that reclaims again for the second time, because open circuit between the 5th fusion device F5 and the second switch control end points 331a, to cause second switch control end points 331a is high potential state, make 331 conductings of second switch element, so it is detected that the 4th fusion device F4 will replace the second fusion device F2, be power supply end points P, first resistor R 1, second switch element 331 and the 4th fusion device F4 will constitute a new identification code loop, replace for the second time detected power supply end points P of ink cartridges, first resistor R 1, the identification code loop of first switch element 321 and the second fusion device F2.
Therefore, the testing circuit of printer will detect identification code test point 31 once more and be electronegative potential, and judge that the user has changed new ink cartridges, this moment, printed driver can show on computers that equally the information of " ink cartridges that printer has changed renewal " allows the user know, and control power supply end points P sends the transient voltage signal, promptly bigger potential pulse, this potential pulse can make first resistor R 1, the loop Lp8 that second switch element 331 and the 4th fusion device F4 are constituted produces a current impulse, flow through the 4th fusion device F4 by this current impulse, make the 4th fusion device F4 blow (shown in Fig. 3 (d)), promptly open circuit between the 4th fusion device F4 and the second switch element 331.
Certainly, the quantity that identification code circuit of the present invention inside can be provided with the identification code replacement circuit is not only with a group or two groups of the foregoing description, can be according to the number of times of ink cartridges desire recovery, N identification code replacement circuit of adding in parallel can reach and repeat to reclaim the purpose of using N ink cartridges.
In sum, the present invention is in order to allow the reusable identification code circuit of ink cartridges be to utilize the fusion device of identification code replacement circuit inside to replace fusion device originally, when the ink cartridges of this recovery is inserted printer once more, printer can determine that it is new ink cartridges, so can carrying out smoothly, printer prints action, and can be according to the number of times of ink cartridges desire recovery, adding group identification code replacement circuit in parallel in advance can improve the rate that re-uses of ink cartridges, more meets environmental protection ideas.
Claims (4)
1. identification code circuit, it is applicable to an ink cartridges of a printer, uses for the behaviour in service that detects this ink cartridges, this identification code circuit comprises:
Connect end points altogether;
One identification code detects end points;
One power supply end points is in order to export voltage signal in a flash;
One first resistor, it detects end points with this power supply end points and this identification code and is connected;
One first fusion device, it connects end points altogether with this identification code detection end points and this and is connected; And
At least one identification code replacement circuit, it detects end points and this with this power supply end points, this identification code and connects end points altogether and be connected, and this identification code replacement circuit comprises:
One second resistor, it is connected with this power supply end points;
One second fusion device, it connects end points altogether with this and is connected;
One the 3rd fusion device, it connects end points altogether with this second resistor and this and is connected; And
One switch element, it detects end points, this second resistor, this second fusion device and the 3rd fusion device with this identification code and is connected;
Wherein, when this printer judges that by this identification code detection end points this ink cartridges was used for the first time, this transient voltage signal will be sent to the loop of this first resistor and this first fusion device, and the loop of this second resistor and the 3rd fusion device, making this first fusion device and this identification code detect end points opens circuit, and the 3rd fusion device and this second resistor open circuit, after this ink cartridges reclaims filling ink again, this switch element is with conducting, it is detected to make this second fusion device replace this first fusion device by this switch element, this printer will detect end points by this identification code and judge that this ink cartridges that reclaims again is to use for the first time, so that this ink cartridges is reusable.
2. identification code circuit according to claim 1 is characterized in that this switch element is a mos field effect transistor or two-carrier junction transistor.
3. identification code circuit according to claim 1 is characterized in that this identification code circuit also comprises one second identification code replacement circuit, and it connects end points altogether with this, this identification code detects end points and this power supply end points is connected, and comprises:
One the 3rd resistor, it is connected with this power supply end points;
One the 4th fusion device, it connects end points altogether with this and is connected;
One the 5th fusion device, it connects end points altogether with the 3rd resistor and this and is connected; And
One second switch element, it detects end points, the 3rd resistor, the 4th fusion device and the 5th fusion device with this identification code and is connected.
4. identification code circuit according to claim 3, it is characterized in that this identification code circuit also comprises five switch elements, be serially connected with this first fusion device, this second fusion device, the 3rd fusion device, the 4th fusion device and the 5th fusion device respectively and connect altogether between the end points with this, this fusion device that will open circuit in order to selection.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100844876A CN101254700B (en) | 2007-02-27 | 2007-02-27 | Identification code circuit for ink box repeat use |
| BRPI0800813 BRPI0800813A (en) | 2007-02-27 | 2008-02-14 | circuit identifier to identify the condition of an ink cartridge in a printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100844876A CN101254700B (en) | 2007-02-27 | 2007-02-27 | Identification code circuit for ink box repeat use |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101254700A CN101254700A (en) | 2008-09-03 |
| CN101254700B true CN101254700B (en) | 2010-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100844876A Expired - Fee Related CN101254700B (en) | 2007-02-27 | 2007-02-27 | Identification code circuit for ink box repeat use |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101254700B (en) |
| BR (1) | BRPI0800813A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018176697A (en) * | 2017-04-21 | 2018-11-15 | キヤノン株式会社 | Method of disconnecting fuse part of liquid discharge head, and liquid discharge device |
| CN210759808U (en) * | 2018-09-20 | 2020-06-16 | 杭州旗捷科技有限公司 | Ink cartridge recycling apparatus and recycled ink cartridge |
| CN112622448B (en) * | 2020-12-17 | 2021-08-13 | 上海坚芯电子科技有限公司 | Method and system for designing ink box chip supporting circular ink adding |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1403275A (en) * | 2001-08-29 | 2003-03-19 | 国际联合科技股份有限公司 | Identification circuit for jet printer |
| CN1521004A (en) * | 2003-01-27 | 2004-08-18 | 国际联合科技股份有限公司 | Ink-jet printing head identification circuit and method thereof |
-
2007
- 2007-02-27 CN CN2007100844876A patent/CN101254700B/en not_active Expired - Fee Related
-
2008
- 2008-02-14 BR BRPI0800813 patent/BRPI0800813A/en not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1403275A (en) * | 2001-08-29 | 2003-03-19 | 国际联合科技股份有限公司 | Identification circuit for jet printer |
| CN1521004A (en) * | 2003-01-27 | 2004-08-18 | 国际联合科技股份有限公司 | Ink-jet printing head identification circuit and method thereof |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2003-276215A 2003.09.30 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101254700A (en) | 2008-09-03 |
| BRPI0800813A (en) | 2008-10-14 |
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