CN101452066B - Static voltmeter correcting assembly, making method thereof and correcting method thereof - Google Patents
Static voltmeter correcting assembly, making method thereof and correcting method thereof Download PDFInfo
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- CN101452066B CN101452066B CN2007101969436A CN200710196943A CN101452066B CN 101452066 B CN101452066 B CN 101452066B CN 2007101969436 A CN2007101969436 A CN 2007101969436A CN 200710196943 A CN200710196943 A CN 200710196943A CN 101452066 B CN101452066 B CN 101452066B
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Abstract
The present invention provides a correcting assembly used for electrostatic voltmeter, a manufacturing method of correcting assembly and a correcting method thereof. The correcting assembly of electrostatic voltmeter comprises the following components: a base plate; a clamping part which is used for loading and clamping an electrostatic voltmeter; a high-voltage plate which is installed on the front end of moving direction of clamping part and is provided with an input end that provides a correcting standard according with the electrostatic voltmeter; a first slide way part which is installedon the base board and is provided with a body with one pair of first rails penetrating the clamping part; a scaleplate part which is installed on one side of clamping part and is provided with a graduated scale, a positioning bolt and a division indicator, and digital scratching marks are provided on the graduated scale; a second slide way part which is installed on the body of clamping part and is provided with one pair of second rails penetrating the clamping paw part that generates relative motion to the body; and a fine adjusting part which is provided at the back end of clamping part body and is used for fine adjusting the distance between the clamping paw part and the body.
Description
Technical field
The present invention relates to a kind of correction assembly, its method for making and its bearing calibration of static voltage table, refer in particular to the static voltage table correction assembly that a kind of structure with coarse adjustment and fine setting can accurately be proofreaied and correct the static voltage table.
Background technology
In present semiconductor industry, it is following 4 points that electrostatic defending is mainly carried out purpose:
(1) increase turnout (Increased Yields): because of if electrostatic defending is not good, probably in production semiconductor subassembly process because of the influence of static, and the destruction that causes assembly.And in each processing procedure process, the possibility of electrostatic breakdown influence is arranged all.Therefore suitable electrostatic defending can increase turnout.
(2) save cost (Cost Saying): higher because of the process rate of semiconductor subassembly, relative processing procedure cost can reduce.So suitable electrostatic defending, escapable cost.
(3) product reliability preferable (Better Product Reliability): before the semiconductor subassembly encapsulation, must avoid the possibility of assembly destruction by electrostatic field.Therefore suitable electrostatic defending can make reliability of products preferable.
(4) life of product is grown (Extended Usage Life): because of static content can be accumulated, if can avoid the accumulating on the semiconductor subassembly of static content in the processing procedure process, can make that the life of product of following semiconductor subassembly is longer.Therefore suitable electrostatic defending can make the life-span of product longer.
Therefore, the importance of electrostatic defending is self-evident.And electrostatic defending mainly sees through the static content of measurement platform to carry out the protection of board.Wherein, the measurement of static content mainly is to see through the static voltage table to measure.And conventional electrostatic is pressed the correcting mode of table, only is to see through the simplified manual correcting mode to proofread and correct, and there is no more accurately correcting mode to proofread and correct the static voltage table.If the accuracy of proofreading and correct is lower, may cause the static content of processing procedure machine to continue accumulation because the measurement of static voltage table is inaccurate, may cause produced semiconductor subassembly too big at last because of static content, and the destruction that causes assembly.Yet the correcting structure of static voltage table and bearing calibration accurately is indispensable in the automated test device for semiconductor subassembly.So how a kind of correcting structure and bearing calibration of the table of static voltage accurately are provided, be a urgent problem for industrial community.
Summary of the invention
In order to address the above problem, the present invention mainly proposes a kind of static voltage that is used for electrostatic test and surveys device correction assembly, is used for proofreading and correct exactly static voltage and surveys device.This static voltage is surveyed device correction assembly and is characterised in that this correction assembly has hardboard, is arranged on the front end of this holding section direct of travel, has an input end to import a high voltage, to provide the correction standard that meets this static voltage table.This proofreaies and correct assembly and has the first slide rail portion, is installed on this base plate, has the body that at least one first track runs through this holding section, make this holding section towards or slide away from this hardboard, carry out the coarse adjustment that static voltage is surveyed the device correction position.This proofreaies and correct assembly and has the second slide rail portion, is arranged at the body of this holding section, has at least one second track through this jaw portion, makes this jaw portion and this body can produce relative motion, carries out the fine tuning that static voltage is surveyed the device correction position.This proofreaies and correct assembly and has scale portion, be arranged on a side of this holding section, have a rule, a location bolt and a scale indicator, wherein has digital indentation on this rule, and this bolt is in order to be fixed on this holding section the appropriate location of the first slide rail portion, this division indicator is in order to indicate the distance of this holding section and this hardboard.This proofreaies and correct assembly and has trimming part, is located at the body rear end of this holding section, adjusts the distance of this jaw portion and this body in order to trace.By this, the more traditional correcting mode of correction assembly that makes this kind have hardboard, slide rail portion, scale portion and trimming part has characteristic more accurately, and makes that the static voltage measurement can be more accurate.
Thereby fundamental purpose of the present invention is to provide a kind of static voltage that is used for electrostatic test to survey device to proofread and correct assembly, has trimming part and can more accurately proofread and correct the static voltage table of static voltage table and proofread and correct assembly.
Secondary objective of the present invention is to provide a kind of method for making that is used for the correction assembly of static voltage table, has the static voltage table correction assembly that trimming part can more accurately be proofreaied and correct the static voltage table.
A further object of the present invention is to provide a kind of bearing calibration of static voltage table, can more accurately proofread and correct the static voltage table of static voltage table and proofread and correct assembly.
In view of the above, the invention provides a kind of correction assembly that is used for the static voltage table, comprise: a base plate; One holding section is used for carrying and holds a static voltage table, and the holding section comprises a body and a jaw portion; One hardboard is arranged on the front end of holding section direct of travel, has an input end to import a high voltage, to provide the correction standard that meets the static voltage table; One first slide rail portion is installed on the base plate, has the body that at least one first track runs through the holding section, make the holding section towards or slide away from hardboard; One scale portion, be arranged on a side of holding section, have a rule, a location bolt and a scale indicator, wherein has digital indentation on the rule, and bolt is in order to be fixed on the holding section appropriate location of the first slide rail portion, division indicator is in order to indicate the distance of holding section and hardboard; One second slide rail portion is arranged at the body of holding section, has at least one second track through jaw portion, makes jaw portion and body can produce relative motion; And a trimming part, be located at the body rear end of holding section, adjust the distance of jaw portion and body in order to trace.
Then, the present invention provides a kind of method for making that is used for the correction assembly of static voltage table again, comprises: a base plate is provided; One holding section is provided, is used for carrying and holds a static voltage table, the holding section comprises a body and a jaw portion; One hardboard is provided, is arranged on the front end of holding section direct of travel, have an input end to import a high voltage, to provide the correction standard that meets the static voltage table; One first slide rail portion is provided, is installed on the base plate, have the body that at least one first track runs through the holding section, make the holding section towards or slide away from hardboard; One scale portion is provided, be arranged on a side of holding section, have a rule, a location bolt and a scale indicator, wherein has digital indentation on the rule, and bolt is in order to be fixed on the holding section appropriate location of the first slide rail portion, division indicator is connected in a side of the body of holding section, in order to indicate the distance of holding section and hardboard; One second slide rail portion is provided, is arranged at the body of holding section, have at least one second track, make jaw portion and body can produce relative motion through jaw portion; And a trimming part is provided, and be the body rear end of being located at the holding section, adjust the distance of jaw portion and body in order to trace.
Then, the present invention provides a kind of bearing calibration of static voltage table again, and comprising provides a static voltage table; And provide one to proofread and correct assembly, comprise: a base plate; One holding section is used for carrying and holds the static voltage table, and the holding section comprises a body and a jaw portion; One hardboard is arranged on the front end of holding section direct of travel, has an input end to import a high voltage, to provide the correction standard that meets the static voltage table; One first slide rail portion is installed on the base plate, has the body that at least one first track runs through the holding section, make the holding section towards or slide away from hardboard; One scale portion, be arranged on a side of holding section, have a rule, a location bolt and a scale indicator, wherein has digital indentation on the rule, and bolt is in order to be fixed on the holding section appropriate location of the first slide rail portion, division indicator is connected in a side of the body of holding section, in order to indicate the distance of holding section and hardboard; One second slide rail portion is arranged at the body of holding section, has at least one second track through jaw portion, makes jaw portion and body can produce relative motion; And a trimming part, be the body rear end of being located at the holding section, adjust the distance of jaw portion and body in order to trace.
Then, the present invention provides a kind of correction assembly that is used for the static voltage table in addition, comprises: a base plate; One holding section is used for carrying and holds a static voltage table; One hardboard is arranged on the front end of holding section direct of travel, has an input end to import a high voltage, to provide the correction standard that meets the static voltage table; One slide rail portion is installed on the base plate, has at least one track and runs through the holding section, make the holding section towards or slide away from hardboard; An and scale portion, be arranged on a side of holding section, have a rule, a location bolt and a scale indicator, wherein has digital indentation on the rule, and bolt is in order to be fixed on the holding section appropriate location of slide rail portion, division indicator is connected in a side of the body of holding section, in order to indicate the distance of holding section and hardboard.
Description of drawings
Fig. 1 is a lateral perspective view, is according to the correction assembly that is used for the static voltage table proposed by the invention;
Fig. 2 is a longitudinal stereoscopic figure, is according to correction assembly that is used for the static voltage table and static voltage table thereof proposed by the invention;
Fig. 3 is a cross side parallax stereogram, is according to correction assembly that is used for the static voltage table and static voltage table thereof proposed by the invention.
[primary clustering symbol description]
Proofread and correct assembly 20
Jaw portion 213
The first slide rail portion, slide rail portion 24
Bolt 252
Trimming part 27
Trimming bolt 272
The second slide rail portion 28
Static voltage table 30
Embodiment
Because the present invention discloses a kind of static voltage to survey device and proofread and correct assembly, the ultimate principle that the static voltage that is wherein utilized measures, makes and proofread and correct knows usually that for correlative technology field has the knowledgeable can understand, so with hereinafter explanation, no longer do complete description.Simultaneously, graphic with what hereinafter contrasted, be to express the structural representation relevant with feature of the present invention, also do not need to give explanation earlier at this according to the complete drafting of physical size.
Please refer to Fig. 1, be according to first preferred embodiment provided by the present invention, be a kind of correction assembly 20 that is used for static voltage table 30, comprise holding section 21, hardboard 22, base plate 23, the first slide rail portion 24, scale portion 25, trimming part 27, the second slide rail portion 28 and outer cover cap 29.Holding section 21 is used for carrying and holds a static voltage table 30, and holding section 21 comprises a body 210 and a jaw portion 213, and wherein jaw portion 213 further comprises one first sidepiece 211 and one second sidepiece 212.This first sidepiece 211 and one second sidepiece 212 are for producing relative motion with carrying and hold a static voltage table (not shown) in the holding section 21.In addition, first sidepiece 211 further comprises a pair of spring 2110, in order to static voltage table (not icon) resilient clamp within holding section 21.
Please refer to Fig. 2 and Fig. 3, the first slide rail portion 24 is installed on the base plate 23, has the body 210 that a pair of first track 240 runs through holding section 21, make holding section 21 towards or slide away from hardboard 22.Wherein the material of base plate 23 is the material of an insulation electrostatic prevention.The second slide rail portion 28 is arranged at the body 210 of holding section 21, has a pair of second track 280 through jaw portion 213, makes jaw portion 213 and body 210 can produce relative motion.
Trimming part 27 is located at body 210 rear ends of holding section 21, adjusts the distance of jaw portion 213 and body 210 in order to trace.This trimming part 27 further comprises a tuning plate 271 and a trimming bolt 272.In addition, a screw is set on the tuning plate 271, makes trimming bolt 272 pass screw and contact holding section 21, with distance between vertical fine setting holding section 21 and hardboard 22.
In the above-described embodiment, this proofreaies and correct assembly 20 and further comprises an outer cover cap 29, in order to cover whole static voltage table 30 and to proofread and correct assembly 20.The material of outer cover cap 29 is to can be a transparent electrostatic defending cover, directly sees through the demonstration numerical value that static voltage table 30 is watched at transparent place to make things convenient for the user, and convenient the correction used.
In the above-described embodiment, this proofreaies and correct assembly 20 and further comprises one first retainer 31, is arranged at holding section 21 front ends, collides hardboard 22 to stop holding section 21 in advancing, and avoids the high pressure conduction to cause danger.
In the above-described embodiment, this proofreaies and correct assembly 20 and also further comprises a perspective board 26, is arranged on the rear end of holding section 21 direct of travels, provides the user can watch the correction numerical value of static voltage table 30 in timing, and convenient the correction used.
The present invention further provides second preferred embodiment, is a kind of method for making that is used for the correction assembly 20 of static voltage table, comprises:
(1) provides a base plate 23.
(2) provide a holding section 21, be used for carrying and hold a static voltage table 30, the holding section comprises a body 210 and a jaw portion 213.Wherein jaw portion 213 further comprises one first sidepiece 211 and one second sidepiece 212.This first sidepiece 211 and one second sidepiece 212 are for producing relative motion with carrying and hold a static voltage table 30 in the holding section 21.In addition, first sidepiece 211 further comprises a pair of spring 2110, in order to static voltage table 30 resilient clamp within holding section 21.
(3) provide a hardboard 22, be arranged on the front end of holding section direct of travel, have an input end 220, proofread and correct standard to proofread and correct static voltage table 30 according to various static to import a high voltage, to provide the correction standard that meets the static voltage table.
(4) provide one first slide rail portion 24, be installed on the base plate 23, have the body 210 that a pair of first track 240 runs through holding section 21, make holding section 21 towards or slide away from hardboard 22.Wherein the material of base plate 23 is the material of an insulation electrostatic prevention.
(5) provide a scale portion 25, be arranged on a side of holding section 21, have a rule 251, a location bolt 252 and a scale indicator 253.Have digital indentation on the rule 251, be arranged on the base plate 23, division indicator 253 is connected in a side of holding section 21, in order to indicate the distance of holding section 21 and hardboard 22.Bolt 252 is in order to be fixed on holding section 21 appropriate location of the first slide rail portion 24, and division indicator 253 is in order to indicate the distance of holding section 21 and hardboard 22.Three's mutual collocation can make the user who proofreaies and correct static voltage table 30, can know the correction position of knowing this correction assembly 20, makes conveniently and record.
(6) provide one second slide rail portion 28, be arranged at the body 210 of holding section 21, have a pair of second track 280, make jaw portion 213 and body 210 can produce relative motion through jaw portion 213.
(7) provide a trimming part 27, be located at body 210 rear ends of holding section 21, adjust the distance of jaw portion 213 and body 210 in order to trace.This trimming part 27 further comprises a tuning plate 271 and a trimming bolt 272.In addition, a screw is set on the tuning plate 271, makes trimming bolt 272 pass screw and contact holding section 21, with distance between vertical fine setting holding section 21 and hardboard 22.In the above-described embodiment, this proofreaies and correct assembly 20 and further comprises an outer cover cap 29, in order to cover whole static voltage table 30 and to proofread and correct assembly 20.The material of outer cover cap 29 is to can be a transparent electrostatic defending cover, directly sees through the demonstration numerical value that static voltage table 30 is watched at transparent place to make things convenient for the user, and convenient the correction used.
In the above-described embodiment, this proofreaies and correct assembly 20 and further comprises one first retainer 31, is arranged at holding section 21 front ends, collides hardboard 22 to stop holding section 21 in advancing, and avoids the high pressure conduction to cause danger.
In the above-described embodiment, this proofreaies and correct assembly 20 and also further comprises a perspective board 26, is arranged on the rear end of holding section 21 direct of travels, provides the user can watch the correction numerical value of static voltage table 30 in timing, and convenient the correction used.
The present invention further provides the 3rd preferred embodiment, please refer to Fig. 2 and Fig. 3, is a kind of bearing calibration of static voltage table, comprises:
(1) provides a static voltage table 30.
(2) provide one to proofread and correct assembly 20.This structure of proofreading and correct assembly 20 is identical with first preferred embodiment with feature.
The present invention further provides the 4th preferred embodiment, a kind of correction assembly 20 that is used for the static voltage table comprises holding section 21, hardboard 22, base plate 23, slide rail portion 24, scale portion 25, trimming part 27 and outer cover cap 29.Holding section 21 is used for carrying and holds a static voltage table.Hardboard 22 is arranged on the front end of holding section 21 direct of travels, has an input end 220 to import a high voltage, to provide the correction standard that meets static voltage table 30.Slide rail portion 24 is installed on the base plate 23, has pair of tracks 240 and runs through holding section 21, make holding section 21 towards or slide away from hardboard 22.Scale portion 25 is arranged on a side of holding section 21, have a rule 251, a location bolt 252 and a scale indicator 253, wherein has digital indentation on the rule 251, and bolt 252 is in order to be fixed on holding section 21 appropriate location of slide rail portion 24, division indicator 253, be connected in a side of the body 210 of holding section 21, in order to indicate the distance of holding section 21 and hardboard 22.
The above is preferred embodiment of the present invention only, is not in order to limit interest field of the present invention; Simultaneously above description should be understood and be implemented for the special personage who knows the present technique field, so other does not break away from the equivalence of being finished under the disclosed spirit and change or modification, all should be included in the following claim.
Claims (9)
1. correction assembly that is used for the static voltage table is characterized in that comprising:
One base plate;
One holding section is used for carrying and holds a static voltage table, and this holding section comprises a body and a jaw portion;
One hardboard is arranged on the front end of this holding section direct of travel, has an input end to import a high voltage, to provide the correction standard that meets this static voltage table;
One first slide rail portion is installed on this base plate, has the body that at least one first track runs through this holding section, make this holding section towards or slide away from this hardboard;
One scale portion, be arranged on a side of this holding section, have a rule, a location bolt and a scale indicator, wherein has digital indentation on this rule, and this bolt is in order to be fixed on this holding section the appropriate location of the first slide rail portion, this division indicator is in order to indicate the distance of this holding section and this hardboard;
One second slide rail portion is arranged at the body of this holding section, has at least one second track through this jaw portion, makes this jaw portion and this body can produce relative motion; And
One trimming part is the body rear end of being located at this holding section, adjusts the distance of this jaw portion and this body in order to trace.
2. according to the described correction assembly of claim 1, it is characterized in that this rule is arranged on this base plate, this division indicator is connected in a side of this holding section, in order to indicate the distance of this holding section and this hardboard.
3. according to the described correction assembly of claim 1, it is characterized in that this rule is connected in a side of this holding section, this division indicator is fixed on this base plate, in order to indicate the distance of this holding section and this hardboard.
4. according to the described correction assembly of claim 1, it is characterized in that, this jaw portion further comprises one first sidepiece and one second sidepiece, this first sidepiece and one second sidepiece can produce relative motion, this first sidepiece further comprises at least one spring simultaneously, in order to this static voltage table resilient clamp within this holding section.
5. according to the described correction assembly of claim 1, it is characterized in that, this trimming part further comprises a tuning plate and a trimming bolt, one screw is set on this tuning plate simultaneously, make this trimming bolt pass this screw and contact this holding section, with distance between this holding section of vertical fine setting and this hardboard.
6. according to the described correction assembly of claim 1, it is characterized in that, the material of this base plate is the material of an insulation electrostatic prevention, this correction assembly further comprises an outer cover cap and a perspective board simultaneously, the material of this outer cover cap is a transparent electrostatic defending cover, and this outer cover cap is in order to covering the correction assembly of whole static voltage table, and this perspective board is arranged on the rear end of this holding section direct of travel, provides the user to watch the static voltage table to proofread and correct.
7. according to the described correction assembly of claim 1, it is characterized in that this correction assembly further comprises one first retainer, be arranged at this holding section front end, collide this hardboard in advancing to stop this holding section.
8. method for making that is used for the correction assembly of static voltage table is characterized in that comprising:
One base plate is provided;
One holding section is provided, is used for carrying and holds a static voltage table, this holding section comprises a body and a jaw portion;
One hardboard is provided, is arranged on the front end of this holding section direct of travel, have an input end to import a high voltage, to provide the correction standard that meets this static voltage table;
One first slide rail portion is provided, is installed on this base plate, have the body that at least one first track runs through this holding section, make this holding section towards or slide away from this hardboard;
One scale portion is provided, be arranged on a side of this holding section, have a rule, a location bolt and a scale indicator, wherein has digital indentation on this rule, and this bolt is in order to be fixed on this holding section the appropriate location of the first slide rail portion, this division indicator is connected in a side of the body of this holding section, in order to indicate the distance of this holding section and this hardboard;
One second slide rail portion is provided, is arranged at the body of this holding section, have at least one second track, make this jaw portion and this body can produce relative motion through this jaw portion; And
One trimming part is provided, is located at the body rear end of this holding section, adjust the distance of this jaw portion and this body in order to trace.
9. the bearing calibration of a static voltage table is characterized in that comprising
One static voltage table is provided; And
Provide one to proofread and correct assembly, comprise:
One base plate;
One holding section is used for carrying and holds this static voltage table, and this holding section comprises a body and a jaw portion;
One hardboard is arranged on the front end of this holding section direct of travel, has an input end to import a high voltage, to provide the correction standard that meets this static voltage table;
One first slide rail portion is installed on this base plate, has the body that at least one first track runs through this holding section, make this holding section towards or slide away from this hardboard;
One scale portion, be arranged on a side of this holding section, have a rule, a location bolt and a scale indicator, wherein has digital indentation on this rule, and this bolt is in order to be fixed on this holding section the appropriate location of the first slide rail portion, this division indicator is connected in a side of the body of this holding section, in order to indicate the distance of this holding section and this hardboard;
One second slide rail portion is arranged at the body of this holding section, has at least one second track through this jaw portion, makes this jaw portion and this body can produce relative motion; And
One trimming part is the body rear end of being located at this holding section, adjusts the distance of this jaw portion and this body in order to trace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101969436A CN101452066B (en) | 2007-12-06 | 2007-12-06 | Static voltmeter correcting assembly, making method thereof and correcting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101969436A CN101452066B (en) | 2007-12-06 | 2007-12-06 | Static voltmeter correcting assembly, making method thereof and correcting method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101452066A CN101452066A (en) | 2009-06-10 |
| CN101452066B true CN101452066B (en) | 2011-04-20 |
Family
ID=40734420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101969436A Expired - Fee Related CN101452066B (en) | 2007-12-06 | 2007-12-06 | Static voltmeter correcting assembly, making method thereof and correcting method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101452066B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499798B (en) * | 2013-07-18 | 2016-02-10 | 北京东方计量测试研究所 | A kind of Non-contact Electrostatic Voltmeter calibrating installation and calibration steps |
| CN105936050B (en) * | 2016-06-23 | 2018-04-27 | 颜文土 | A kind of aquatic environment monitors cruise robot fixing device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4075882A (en) * | 1977-02-04 | 1978-02-28 | King Nutronics Corporation | Temperature calibration system |
| CN1244662A (en) * | 1998-08-10 | 2000-02-16 | 马来西亚明碁电脑有限公司 | Corrector |
| CN2607592Y (en) * | 2003-03-03 | 2004-03-24 | 明基电通股份有限公司 | Adjustable positioning clamp |
-
2007
- 2007-12-06 CN CN2007101969436A patent/CN101452066B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4075882A (en) * | 1977-02-04 | 1978-02-28 | King Nutronics Corporation | Temperature calibration system |
| CN1244662A (en) * | 1998-08-10 | 2000-02-16 | 马来西亚明碁电脑有限公司 | Corrector |
| CN2607592Y (en) * | 2003-03-03 | 2004-03-24 | 明基电通股份有限公司 | Adjustable positioning clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101452066A (en) | 2009-06-10 |
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Granted publication date: 20110420 Termination date: 20121206 |