CN105680274A - Filling and sealing technique for stranded elastic contact pin micro-rectangular electric connector - Google Patents
Filling and sealing technique for stranded elastic contact pin micro-rectangular electric connector Download PDFInfo
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- CN105680274A CN105680274A CN201610009536.9A CN201610009536A CN105680274A CN 105680274 A CN105680274 A CN 105680274A CN 201610009536 A CN201610009536 A CN 201610009536A CN 105680274 A CN105680274 A CN 105680274A
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- adhesive
- electric connector
- contact pin
- micro
- glue
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/005—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for making dustproof, splashproof, drip-proof, waterproof, or flameproof connection, coupling, or casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/20—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/20—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
- H01R43/24—Assembling by moulding on contact members
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a filling and sealing technique for a stranded elastic contact pin micro-rectangular electric connector. The filling and sealing technique for the stranded elastic contact pin micro-rectangular electric connector comprises the following steps: (1) preparation of adhesives, namely selecting a DG-3S adhesive A and an S adhesive B of the Zhonglan Chenguang chemical research design Co., LTD, and preparing the adhesive A and the S adhesive B at the mass ratio of (1.5-2) to 1, continuously stirring the adhesive A and the S adhesive B for 1-2 minutes until the adhesives are evenly mixed and are consistent in color; and (2) fixed filling and sealing of an insulator, namely enclosing the insulator into a shell until being assembled in place. According to the filling and sealing technique for the stranded elastic contact pin micro-rectangular electric connector, the problem that the sealing property of the micro-rectangular electric connector is affected by the disadvantages that rubber part sealing and glass sintering sealing methods are complicated in process, high in cost, not beneficial to sealing of miniaturized products, poor in dielectrics voltage-resistance, poor in air-tightness and the like is solved.
Description
Technical field
The present invention relates to electric connector pouring method technical field, specifically provide a kind of micro-rectangular electric connector pouring method of stranded elastic contact pin.
Background technology
Along with technical development, overall performance is required by Aeronautics and Astronautics field, the raising of opposing adverse circumstances impact, the sealing property of electric connector increasingly becomes the key of influential system quality, and the sealing technology of the micro-rectangular electric connector of stranded elastic contact pin is still the difficult problem allowed of no optimist so far. More complicated especially as whole set equipment realization of functions, number of devices gets more and more, and the micro-rectangular connector of stranded elastic contact pin develops to ultra micro from type adapter, and then the micro-rectangular electric connector sealing property of stranded elastic contact pin requires to be difficult to especially meet.
The sealing means of the micro-rectangular electric connector of current stranded elastic contact pin has: one, rubber parts is sealed, namely seal with grommet, interface, rubber ring, adopt the micro-rectangular electric connector product of stranded elastic contact pin which seals very easily to puncture in the environment of high humidity; Two, glass frit seal formula, namely with glass dust sintering, contact and housing are sealed, although adopting the micro-rectangular electric connector products air tightness energy of stranded elastic contact pin which seals fine, but this sealing means is expensive, percent defective is high, and the adapter volume of identical core number is relatively big, physical dimension is restricted.
The micro-rectangular electric connector pouring method of stranded elastic contact pin that a kind of technique effect of the highly desirable acquisition of people is excellent.
Summary of the invention
It is an object of the invention to provide the micro-rectangular electric connector pouring method of the excellent stranded elastic contact pin of a kind of technique effect. Solve to adopt rubber parts seals, glass frit seal mode exists complex process, cost is high, be unfavorable for miniaturized products sealings, problem that the deficiency etc. of dielectric withstanding voltage, airtight aspect existence affects the micro-rectangular electric connector sealing property of stranded elastic contact pin.
Described stranded elastic contact pin micro-rectangular electric connector pouring method step is as follows:
1. adhesive is prepared: in selection, blue morning twilight chemical research designs the DG-3S adhesive A and adhesive B of company limited, adhesive A and adhesive B is that 1.5～2:1 prepares in mass ratio, accurately weigh a small amount of adhesive in the impregnation box of cleaning with electronic scale, adhesive can not be mixed into foreign material;By impregnation rod continuous stirring 1～2 minute to adhesive mix homogeneously, adhesive solid colour;
2. the fixing embedding of insulator: insulator is loaded housing to being seated, and the slot edge coordinated with housing in insulator end face surrounding smears adhesive, makes glue fill up gap, glue can not cling the hole of insulator and slime flux to docking end face;
3. primary curing reaction: room temperature spontaneous curing 20-30 minute; Insulator and shell body are clung.
4. prepare adhesive: adhesive A and adhesive B is that 1.5～2:1 prepares in mass ratio, and in impregnation box continuous stirring 1～2 minute to adhesive mix homogeneously, adhesive solid colour;
5. the fixing embedding of contact: choose glue with encapsulating rod, between each row's contact, housing cavity limit be coated with last layer primer, bondline thickness is concordant with contact assembly tail end end face, and is blown by glue rare with heat gun, makes glue be fully infiltrated in the gap between contact; Referring specifically to accompanying drawing 1.
6. secondary solidifies: adapter is put in the lump electric drying oven with forced convection, baking temperature 80 ± 10 DEG C, 20-30 minute drying time together with embedding clamp;
7. contact leveling is neat: by adapter from after taking out embedding clamp, whether visual inspection contact docking end face is concordant, referring to accompanying drawing 2, if any not concordant phenomenon, product should be reloaded embedding clamp, heat the primer in embedding part with heat gun, notice that heat gun temperature not can exceed that 60 DEG C, make gum softening, then with heightening low instrument and aligning tool smoothing is neat;
8. solidify for three times: adapter is put in the lump together with embedding clamp electric drying oven with forced convection, baking temperature 80 ± 10 DEG C, 50～60 minutes drying times;
9. prepare adhesive: adhesive A and adhesive B is that 1.5～2:1 prepares in mass ratio, and in impregnation box continuous stirring 1～2 minute to adhesive mix homogeneously, adhesive solid colour;
10. seal embedding: choose the adhesive encapsulating rod prepared into encapsulating intracavity, and with heat gun, glue blown flat filling up, it is ensured that glue-line is uniformly not excessive; Referring specifically to accompanying drawing 3.
Inspection: glue must not have the diameter obvious bubble more than 0.5mm after solidifying, then need if any bubble to puncture with needle point, carry out mending glue to process, encapsulating position is not allow for starved and degumming phenomenon, then needing to carry out mending glue if any starved and degumming to process, glue surface is smooth, must not have foreign material, wire arrangement in encapsulating chamber should be neat, it may be assumed that proper alignment between line and the line of contact terminals.
Cleaning adapter: dip in the dehydrated alcohol glue wiped clean by non-encapsulating position with thin cotton cloth, must not there be residual colloid and other dirt in non-encapsulating position;
Ultimate solidification: the adapter that embedding is good is put in the electric drying oven with forced convection of 80 DEG C ± 10 DEG C and dry 100～120 minutes; For making colloid keep encapsulating original state, its solidification process must not involve wire or make wire stress;
Check and accept: gauge orifice can the bottom of fully-inserted contact pin smoothly, and separating force meets the requirements; Connector contact resistance :≤30m Ω; Connector insulating resistance: >=5000M Ω; Adapter dielectric withstanding voltage: 800V.
The micro-rectangular electric connector pouring method of stranded elastic contact pin of the present invention, the step such as including the preparation of adhesive, embedding, solidification, adapter cleaning, the DG-3S adhesive of blue morning twilight chemical research design company limited during what adhesive was selected in the preparation steps of adhesive is.This adhesive is the epoxy binder modified of heatproof-55 DEG C～150 DEG C, and during configuration, adhesive A and adhesive B is that 1.5～2:1 carries out precise in mass ratio, and the glue mixed up can not be placed long, it is desirable to made to be finished in 30 minutes. Stranded elastic contact pin micro-rectangular electric connector product dosing technology flow chart is referring to accompanying drawing 4.
The micro-rectangular electric connector of described stranded elastic contact pin includes connector shell 3, band wire contact assembly 1 and embedding body 2, referring to accompanying drawing 5.
The problem of the micro-rectangular electric connector sealing properties of impact such as the deficiency that stranded elastic contact pin of the present invention micro-rectangular electric connector pouring method solves and adopts rubber parts seals, glass frit seal mode exists complex process, cost is high, be unfavorable for miniaturized products sealings, dielectric withstanding voltage, the aspect such as airtight exist. Develop from type adapter to ultra micro for micro-rectangular connector, meet ultra micro rectangular electric connector sealing property and require that there is certain directive significance.
Accompanying drawing explanation
Below in conjunction with drawings and the embodiments, the present invention is further detailed explanation:
Fig. 1 is the fixing embedding primer schematic diagram of contact;
Fig. 2 is the concordant schematic diagram of contact;
Fig. 3 is for sealing embedding schematic diagram;
Fig. 4 is the micro-rectangular electric connector pouring method flow chart of stranded elastic contact pin;
Fig. 5 is that the micro-rectangular electric connector of stranded elastic contact pin constitutes schematic diagram.
Wherein: band wire contact assembly 1, embedding body 2, connector shell 3, insulator 4, primer 5.
Detailed description of the invention
Embodiment 1
Described stranded elastic contact pin micro-rectangular electric connector pouring method step is as follows:
1. adhesive is prepared: in selection, blue morning twilight chemical research designs the DG-3S adhesive A and adhesive B of company limited, adhesive A and adhesive B is that 1.5～2:1 prepares in mass ratio, accurately weigh a small amount of adhesive in the impregnation box of cleaning with electronic scale, adhesive can not be mixed into foreign material; By impregnation rod continuous stirring 1～2 minute to adhesive mix homogeneously, adhesive solid colour;
2. the fixing embedding of insulator: insulator is loaded housing to being seated, and the slot edge coordinated with housing in insulator end face surrounding smears adhesive, makes glue fill up gap, glue can not cling the hole of insulator and slime flux to docking end face;
3. primary curing reaction: room temperature spontaneous curing 20-30 minute; Insulator and shell body are clung.
4. prepare adhesive: adhesive A and adhesive B is that 1.5～2:1 prepares in mass ratio, and in impregnation box continuous stirring 1～2 minute to adhesive mix homogeneously, adhesive solid colour;
5. the fixing embedding of contact: choose glue with encapsulating rod, between each row's contact, housing cavity limit be coated with last layer primer, bondline thickness is concordant with contact assembly tail end end face, and is blown by glue rare with heat gun, makes glue be fully infiltrated in the gap between contact; Referring specifically to accompanying drawing 1.
6. secondary solidifies: adapter is put in the lump electric drying oven with forced convection, baking temperature 80 ± 10 DEG C, 20-30 minute drying time together with embedding clamp;
7. contact leveling is neat: by adapter from after taking out embedding clamp, whether visual inspection contact docking end face is concordant, referring to accompanying drawing 2, if any not concordant phenomenon, product should be reloaded embedding clamp, heat the primer in embedding part with heat gun, notice that heat gun temperature not can exceed that 60 DEG C, make gum softening, then with heightening low instrument and aligning tool smoothing is neat;
8. solidify for three times: adapter is put in the lump together with embedding clamp electric drying oven with forced convection, baking temperature 80 ± 10 DEG C, 50～60 minutes drying times;
9. prepare adhesive: adhesive A and adhesive B is that 1.5～2:1 prepares in mass ratio, and in impregnation box continuous stirring 1～2 minute to adhesive mix homogeneously, adhesive solid colour;
10. seal embedding: choose the adhesive encapsulating rod prepared into encapsulating intracavity, and with heat gun, glue blown flat filling up, it is ensured that glue-line is uniformly not excessive; Referring specifically to accompanying drawing 3.
Inspection: glue must not have the diameter obvious bubble more than 0.5mm after solidifying, then need if any bubble to puncture with needle point, carry out mending glue to process, encapsulating position is not allow for starved and degumming phenomenon, then needing to carry out mending glue if any starved and degumming to process, glue surface is smooth, must not have foreign material, wire arrangement in encapsulating chamber should be neat, it may be assumed that proper alignment between line and the line of contact terminals.
Cleaning adapter: dip in the dehydrated alcohol glue wiped clean by non-encapsulating position with thin cotton cloth, must not there be residual colloid and other dirt in non-encapsulating position;
Ultimate solidification: the adapter that embedding is good is put in the electric drying oven with forced convection of 80 DEG C ± 10 DEG C and dry 100～120 minutes; For making colloid keep encapsulating original state, its solidification process must not involve wire or make wire stress;
Check and accept: gauge orifice can the bottom of fully-inserted contact pin smoothly, and separating force meets the requirements; Connector contact resistance :≤30m Ω; Connector insulating resistance: >=5000M Ω; Adapter dielectric withstanding voltage: 800V.
The micro-rectangular electric connector pouring method of stranded elastic contact pin described in the present embodiment, the step such as including the preparation of adhesive, embedding, solidification, adapter cleaning, the DG-3S adhesive of blue morning twilight chemical research design company limited during what adhesive was selected in the preparation steps of adhesive is. This adhesive is the epoxy binder modified of heatproof-55 DEG C～150 DEG C, and during configuration, adhesive A and adhesive B is that 1.5～2:1 carries out precise in mass ratio, and the glue mixed up can not be placed long, it is desirable to made to be finished in 30 minutes. Stranded elastic contact pin micro-rectangular electric connector product dosing technology flow chart is referring to accompanying drawing 4.
The micro-rectangular electric connector of described stranded elastic contact pin includes connector shell 3, band wire contact assembly 1 and embedding body 2, referring to accompanying drawing 5.
The problem of the micro-rectangular electric connector sealing properties of impact such as the deficiency that the micro-rectangular electric connector pouring method of stranded elastic contact pin described in the present embodiment solves and adopts rubber parts seals, glass frit seal mode exists complex process, cost is high, be unfavorable for miniaturized products sealings, dielectric withstanding voltage, the aspect such as airtight exist. Develop from type adapter to ultra micro for micro-rectangular connector, meet ultra micro rectangular electric connector sealing property and require that there is certain directive significance.
Claims (4)
1. the micro-rectangular electric connector pouring method of stranded elastic contact pin, it is characterised in that: described stranded elastic contact pin micro-rectangular electric connector pouring method step is as follows:
1. adhesive is prepared: in selection, blue morning twilight chemical research designs the DG-3S adhesive A and adhesive B of company limited, adhesive A and adhesive B is that 1.5～2:1 prepares in mass ratio, and continuous stirring 1～2 minute is to adhesive mix homogeneously, adhesive solid colour;
2. the fixing embedding of insulator: insulator is loaded housing to being seated, and the slot edge coordinated with housing in insulator end face surrounding smears adhesive, makes glue fill up gap, glue can not cling the hole of insulator and slime flux to docking end face;
3. primary curing reaction: room temperature spontaneous curing 20-30 minute;
4. prepare adhesive: adhesive A and adhesive B is that 1.5～2:1 prepares in mass ratio, and in impregnation box continuous stirring 1～2 minute to adhesive mix homogeneously, adhesive solid colour;
5. the fixing embedding of contact: choose glue with encapsulating rod, between each row's contact, housing cavity limit be coated with last layer primer, bondline thickness is concordant with contact assembly tail end end face, and is blown by glue rare with heat gun, makes glue be fully infiltrated in the gap between contact;
6. secondary solidifies: adapter is put in the lump electric drying oven with forced convection, baking temperature 80 ± 10 DEG C, 20-30 minute drying time together with embedding clamp;
7. contact leveling is neat: by adapter from after taking out embedding clamp, whether visual inspection contact docking end face is concordant, if any not concordant phenomenon, product should be reloaded embedding clamp, the primer in embedding part is heated with heat gun, heat gun temperature not can exceed that 60 DEG C, makes gum softening, then with heightening low instrument and aligning tool smoothing is neat;
8. solidify for three times: adapter is put in the lump together with embedding clamp electric drying oven with forced convection, baking temperature 80 ± 10 DEG C, 50～60 minutes drying times;
9. prepare adhesive: adhesive A and adhesive B is that 1.5～2:1 prepares in mass ratio, and in impregnation box continuous stirring 1～2 minute to adhesive mix homogeneously, adhesive solid colour;
10. seal embedding: choose the adhesive encapsulating rod prepared into encapsulating intracavity, and with heat gun, glue blown flat filling up, it is ensured that glue-line is uniformly not excessive;
Inspection: glue must not have the diameter bubble more than 0.5mm after solidifying, and must not have foreign material, wire marshalling in encapsulating chamber;
Cleaning adapter: dip in the dehydrated alcohol glue wiped clean by non-encapsulating position with thin cotton cloth, must not there be residual colloid and other dirt in non-encapsulating position;
Ultimate solidification: the adapter that embedding is good is put in the electric drying oven with forced convection of 80 DEG C ± 10 DEG C and dry 100～120 minutes; Its solidification process must not involve wire or make wire stress;
Check and accept: gauge orifice can the bottom of fully-inserted contact pin smoothly, and separating force meets the requirements; Connector contact resistance :≤30m Ω; Connector insulating resistance: >=5000M Ω; Adapter dielectric withstanding voltage: 800V.
2. the micro-rectangular electric connector pouring method of stranded elastic contact pin described in claim 1, it is characterised in that: the model of described electric drying oven with forced convection is specially 101-3ABS.
3. the micro-rectangular electric connector pouring method of stranded elastic contact pin described in claim 1, it is characterised in that: the model of described heat gun is specially QUICK-858D.
4. the micro-rectangular electric connector pouring method of stranded elastic contact pin described in claim 1, it is characterised in that: the precision of described electronic scale is 0.1g.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610009536.9A CN105680274A (en) | 2016-01-08 | 2016-01-08 | Filling and sealing technique for stranded elastic contact pin micro-rectangular electric connector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610009536.9A CN105680274A (en) | 2016-01-08 | 2016-01-08 | Filling and sealing technique for stranded elastic contact pin micro-rectangular electric connector |
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| CN105680274A true CN105680274A (en) | 2016-06-15 |
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|---|---|---|---|
| CN201610009536.9A Pending CN105680274A (en) | 2016-01-08 | 2016-01-08 | Filling and sealing technique for stranded elastic contact pin micro-rectangular electric connector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072428A (en) * | 2020-07-13 | 2020-12-11 | 无锡市科虹标牌有限公司 | Pressing process of metal contact pin for touch film connector |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2929994Y (en) * | 2006-05-18 | 2007-08-01 | 贵州航天电器股份有限公司 | Super-miniature electric connector |
| CN101170236A (en) * | 2006-10-25 | 2008-04-30 | 贵州航天电器股份有限公司 | Light sealed electric connector |
| CN201112866Y (en) * | 2007-07-28 | 2008-09-10 | 贵州航天电器股份有限公司 | Small-sized sealed high-voltage rectangular electric connector |
| CN101557048A (en) * | 2009-05-07 | 2009-10-14 | 贵州航天电器股份有限公司 | Glue-sealed electric connector |
| CN204190015U (en) * | 2014-09-18 | 2015-03-04 | 沈阳兴华航空电器有限责任公司 | A kind of vertical surface-mount type rectangular connector |
| CN104659552A (en) * | 2013-11-21 | 2015-05-27 | 西安艾力特电子实业有限公司 | Water-sealed micro-rectangular electric connector |
| CN104682156A (en) * | 2014-12-19 | 2015-06-03 | 北京卫星制造厂 | Potting process method of high-density electrical connector |
| CN204720624U (en) * | 2015-05-22 | 2015-10-21 | 湖南华峰新宇电子有限公司 | The reliable micro-rectangular electric connector of a kind of high temperature resistant contact |
-
2016
- 2016-01-08 CN CN201610009536.9A patent/CN105680274A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2929994Y (en) * | 2006-05-18 | 2007-08-01 | 贵州航天电器股份有限公司 | Super-miniature electric connector |
| CN101170236A (en) * | 2006-10-25 | 2008-04-30 | 贵州航天电器股份有限公司 | Light sealed electric connector |
| CN201112866Y (en) * | 2007-07-28 | 2008-09-10 | 贵州航天电器股份有限公司 | Small-sized sealed high-voltage rectangular electric connector |
| CN101557048A (en) * | 2009-05-07 | 2009-10-14 | 贵州航天电器股份有限公司 | Glue-sealed electric connector |
| CN104659552A (en) * | 2013-11-21 | 2015-05-27 | 西安艾力特电子实业有限公司 | Water-sealed micro-rectangular electric connector |
| CN204190015U (en) * | 2014-09-18 | 2015-03-04 | 沈阳兴华航空电器有限责任公司 | A kind of vertical surface-mount type rectangular connector |
| CN104682156A (en) * | 2014-12-19 | 2015-06-03 | 北京卫星制造厂 | Potting process method of high-density electrical connector |
| CN204720624U (en) * | 2015-05-22 | 2015-10-21 | 湖南华峰新宇电子有限公司 | The reliable micro-rectangular electric connector of a kind of high temperature resistant contact |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072428A (en) * | 2020-07-13 | 2020-12-11 | 无锡市科虹标牌有限公司 | Pressing process of metal contact pin for touch film connector |
| CN112072428B (en) * | 2020-07-13 | 2022-02-18 | 无锡市科虹标牌有限公司 | Pressing process of metal contact pin for touch film connector |
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Application publication date: 20160615 |