CN105164860A - Plug connector - Google Patents
Plug connector Download PDFInfo
- Publication number
- CN105164860A CN105164860A CN201480023121.6A CN201480023121A CN105164860A CN 105164860 A CN105164860 A CN 105164860A CN 201480023121 A CN201480023121 A CN 201480023121A CN 105164860 A CN105164860 A CN 105164860A
- Authority
- CN
- China
- Prior art keywords
- plug
- connector
- female fastener
- male
- sealing ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/03—Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5219—Sealing means between coupling parts, e.g. interfacial seal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/625—Casing or ring with bayonet engagement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/633—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only
- H01R13/635—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only by mechanical pressure, e.g. spring force
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
Abstract
The invention relates to a plug connector, in particular a plug connector having a high level of electrical insulation. The plug connector was to be developed such that a mechanically stable and tight plug connection can be achieved, which additionally allows a quick and easy connection and disconnection even in harsh industrial environmental conditions. For that purpose the plug connector comprises a male plug part (1) and a female coupling part (2), wherein the male plug part (1) has a catch mechanism (3) on the circumferential surface and a locking groove (4) is provided on the female coupling part (2) to produce a bayonet-type plug connection. Here, an annular seal (5) is provided either on the circumference of the male plug part (1) ahead of the catch mechanism (3) or on the inner circumference of the female coupling part (2) shifted back with respect to the catch mechanism (3). When the plug connection is closed, the annular seal rests, exerting a sealing force, between the circumference of the male plug part (1) and the inner circumference of the female coupling part (2).
Description
Technical field
The present invention relates to a kind of plug-in connector, especially there is the plug-in connector of high electric insulating quality, be applicable to the industrial use under severe environmental conditions.This plug-in connector has male plug plug member and female fastener, and wherein, male plug plug member is provided with stop protuberance on the circumferential surface, has the locking groove connected for setting up bayonet type connector in the outer cover of female fastener.
Background technology
Plug-in connector all has application in multiple technical field of electricity, such as, for industrial multi-channel measurement technology.Plug-in connector must meet different use standards.
Known threaded plug-in connector, for this class plug-in connector, nut is on the externally threaded mating member of band.It gets loose and to require great effort very much with being connected, and closed condition of cannot clearly and simply testing.The SMC-plug-in connector with twist-lock device is very easy to be subject to the impact of adverse circumstances.In contrast, BNC-plug has significantly larger size.This plug is applicable to laboratory.This BNC-plug for radio frequency applications is illustrated in US-A-2003/0129870, and this plug additionally uses bayonet fittings.The plug with locking groove is additionally provided with rotatable milled ring, and this makes complex structure, and size increases.
Summary of the invention
The object of the invention is to, carry out continual exploitation to existing plug-in connector, make can realize stablizing and the connector sealed connection in mechanical aspects, in addition, this connector also can carry out connecting and getting loose under being connected to rugged environment condition fast and simply.In addition, electric insulating quality higher in piezoelectricity application should be guaranteed.Meanwhile, should simply and rapidly connection is tested.
Above-mentioned purpose is achieved by the connector connection with the feature of claim 1.Connect according to connector of the present invention and there is the male plug plug member of band stop protuberance and female fastener of band locking groove.According to the present invention, or in male plug plug member circumferentially and before stop protuberance, or on the inner periphery of female fastener, after stop protuberance, sealing ring is set.When closure plug connects, sealing ring abuts between the inner periphery of female fastener and the circumference of male plug plug member hermetically.
Therefore, sealing ring radial seal between male plug plug member and female fastener.Two parts connection degree of depth each other no matter connector connects is how many, sealing ring all not by axial compression because its only radial direction recline.This point is extremely important, because the sealing ring in this device does not bear the chatter of fastener, makes the not vibrated interference of the elastic performance of sealing ring.In addition, also produce electric charge thus by contact point phase mutual friction in motion process, there will be the interference of the so-called friction signal of telecommunication.Especially in piezoelectricity application, this effect has king-sized interference.
By bayonet coupling according to the present invention, plug or fastener can at the resistance to land used of mechanical aspects, hermetically and connect when keeping existing plug size.Under this bayonet fittings is adapted at guaranteeing the condition of high electric insulating quality, connect as the connector of electric connector under the severe environmental conditions of the highest 150 DEG C of ambient temperatures.
Favourable design is disclosed in the dependent claims.Sealing ring is preferably O shape ring, is especially made up of the EPDM of resistance to variations in temperature.Also preferably, male plug plug member is circumferentially and be provided with sealing ring before stop protuberance, and the internal diameter of its external diameter and female fastener matches.Especially, female fastener can have built-in compression spring.
Can carry out fast and reliably getting loose and being connected according to bayonet type plug-in connector of the present invention, because only carry out the rotary motion of about 90 ° on the one hand, on the other hand stop protuberance can ride in (vorversetzten) end position preset of locking groove at the end of rotary motion, and this makes it possible to clearly reliably realize locking state.
Also can be uncomplicated under the condition in narrow space implement connect and get loose.
In addition due to integrated seal, this connection meets by sealing ring the dust and water protection that IP-code is IP67.
Connector connection according to the present invention can realize following specific item simultaneously, namely can realize the compact device that multiple this connector connects.
Being achieved by accumulative box (Summierbox) according to claim 9 of this specific item, can be provided with and multiplely have straight cable guide and without the plug-in connector of casting component in this accumulative box.Male plug plug member is fixed in the plane of connecting plate.
Preferably, connecting plate is housed inside in the flange of the circular plug connector of central authorities, and female fastener is arranged through ring plug.
In preferred design, male plug plug member can be fixed on the preferred connecting plate for getting loose of flange.
Accompanying drawing explanation
Describe the present invention in detail with reference to the accompanying drawings.Shown in it:
Fig. 1 is the plug of the bayonet coupling according to the present invention's design,
Fig. 2 is the bayonet coupling of the plug according to Fig. 1 of the present invention,
Fig. 3 is the accumulative box of the multilevel hierarchy of bayonet coupling according to Fig. 2.
Embodiment
Fig. 1 shows male plug plug member 1 and the female fastener 2 of being set up bayonet coupling by less power consumption, and this bayonet coupling can also be avoided connecting accidental release.The outer cover 22 of female fastener 2 is provided with curved, to be preferably J-shape locking groove 4, and male plug plug member 1 is provided with corresponding stop protuberance 3.Before stop protuberance 3, arrange groove, elastic sealing ring 5 (the O shape ring be such as made up of the EPDM of resistance to variations in temperature) is positioned in the cell.Stop protuberance 3 in male plug plug member 1 is consistent with the locking groove 4 on female fastener 2.In the outer cover 22 of female fastener 2, compression spring 6 is set.
Locking groove 4 has default end position 18 (Fig. 1), and stop protuberance 3 rides over this end position place, and this is avoided opening motion unintentionally.Thus, lasting to be reliably connected can be formed between plug 1 with fastener 2.Preferably, plug-in connector has the diameter of maximum 6mm.
Stitch 9 in female fastener 2 utilizes integrated release tensile elements (Zugentlastung) 21 and is connected with low noise cable 7.Can be formed between cable 7 and fastener 2 by another O shape ring 17 and seal.Also corresponding seal can be set in plug 1.
When stop protuberance 3 have rotated about 90 ° in locking groove 4, the end face 19 of male plug plug member 1 is pressed towards compression spring 6 indirectly, and this compression spring is tensioned.In a tensioned state, stop protuberance 3 is remained on default end position 18 place by compression spring 6 simultaneously.This connection can be prevented thus to be not intended to get loose, because first must elastic force be overcome to this.
In the structure in accordance with the present invention, the power of compression spring 6 can freely design, and can not have an impact to the sealing property of sealing ring 5.
When setting up bayonet type connector and connecting, between stitch 8 (in this example for being welded to connect stitch) and the stitch 9 of female fastener 2, form electrical contact.
When connection gets loose, compression spring 6 relaxes and male plug plug member 1 is extruded from female fastener 2.
Plug-in connector is to be at least 10
12the insulation of Ohm and be configured to high electric insulation.Connection between fastener 2 and cable 7 is sealed similarly.Under plug-in connector can be used for higher ambient temperature, because by selecting suitable material and size, the parts of all uses, especially sealing ring 5 can tolerate at least 150 DEG C.
The accumulative box of the multitap compact device for multi-channel system is shown with another width accompanying drawing, such as, for roughness measurement that is mechanical or equipment in Fig. 3.
To this, maximum 100 male plug plug members or female fastener (being male plug plug member 1 in figure 3) can be fixed on connecting plate 14.Female fastener 2 in Fig. 3 only shown in dotted line and the cable 7 only illustrating to delineate of attaching troops to a unit are arranged on the hole 16 in the receiving member 15 of ring plug 20 through circumference, and are directed to male plug plug member 1.
Before foundation connects according to bayonet type connector of the present invention or afterwards, connecting plate 14 is connected with the flange 11 of spininess (vielpoligen) circular plug connector 10.The periphery of flange 11 is provided with again the groove for another O shape ring 12, and object is to be arranged on hermetically in unshowned base portion.Connecting plate 14 is positioned on sealing on flange 11 and compensated loop 13.
Another advantage according to device of the present invention is, can quick test at any time, and whether each connection is normally closed, because can see stop protuberance 3 from outside.If stop protuberance is arranged in locking groove 4, then connect normal.Therefore, can to each connection separately carry out visual inspection bayonet type connector connect correspondingly align and be arranged on connecting plate 14 be worth expect.In order to reduced inspection process, if connect completely closed, male plug plug member 1 only due to the space of locking groove 4, visible position can have a signal colouration.
Flange 11 such as can be connected by crimp contact with ring plug 20.
In this compact plug device, provide straight cable guide, and do not need casting plug or other assemblies.Whole connector connects can fast and reliably set up, also can again fast and reliably get loose.This connection has better sealing.The production of this system and low operation cost.
Reference numerals list
1 male plug plug member
2 female fasteners
3 stop protuberances
4 locking grooves
5 sealing rings
6 compression springs
7 cables
8 stitch, are welded to connect stitch
9 stitch
10 circular plug connectors
11 flanges
12O shape ring
13 sealing and compensated loops
14 connecting plates
15 receiving members
16 holes
17O shape ring
18 end positions preset
19 end faces
20 ring plugs
21 release tensile elements
22 outer covers
Claims (11)
1. one kind has the plug-in connector of high electric insulating quality, described plug-in connector has male plug plug member (1) and female fastener (2), wherein, described male plug plug member (1) is provided with stop protuberance (3) on the circumferential surface, and wherein, the locking groove (4) connected for setting up bayonet type connector is provided with in the outer cover of described female fastener (2), it is characterized in that, or described public access component (1) circumferentially before the described stop protuberance (3) or be provided with sealing ring (5) after stop protuberance (3) on the inner periphery of described female fastener (2), wherein, between the inner periphery that described sealing ring (5) abuts in described female fastener (2) hermetically when connector connects closed and the circumference of described male plug plug member (1).
2. plug-in connector according to claim 1, it is characterized in that, described male plug plug member (1) circumferentially, sealing ring (5) is set before the described stop protuberance (3), the external diameter of described sealing ring abuts on the internal diameter of described female fastener (2) hermetically.
3. plug-in connector according to claim 1 and 2, is characterized in that, described sealing ring (5) is the O shape ring be made up of the EPDM of resistance to variations in temperature.
4. the plug-in connector according to any one of the claims, is characterized in that, described locking groove (4) be configured to J shape and with preset end position (18).
5. the plug-in connector according to any one of the claims, it is characterized in that, compression spring (6) is provided with one heart in described female fastener (2), when setting up bayonet coupling, the end face (19) of described public access component (1) by indirectly towards described compression spring pressure.
6. the plug-in connector according to any one of the claims, is characterized in that, described plug-in connector is with at least 10
12the insulation of Ohm and be configured to high electric insulation.
7. the plug-in connector according to any one of the claims, is characterized in that, all component of described plug-in connector is all heatproofs, makes described plug-in connector can be used for the ambient temperature of the highest 150 DEG C.
8. the plug-in connector according to any one of the claims, is characterized in that, described plug-in connector has the diameter of maximum 6mm.
9. multiple plug-in connector according to any one of the claims to be arranged on the device in accumulative box by one kind, it is characterized in that, male plug plug member (1) or female fastener (2) are fixed in a plane of connecting plate (14).
10. device according to claim 9, is characterized in that, described connecting plate (14) is the building block of the flange (11) with circular plug connector (10).
11. devices according to claim 9 or 10, it is characterized in that, male plug plug member (1) is fixed on described connecting plate (14), and cable (7) with to attach troops to a unit respectively can be guided through ring plug (20) for setting up together with described female fastener (2) that bayonet type connector connects, and described ring plug (10) can be connected with described flange (11) after successfully connecting, wherein, described connecting plate (14) is arranged between flange (11) and ring plug (20).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH824/13 | 2013-04-24 | ||
| CH00824/13A CH707943A2 (en) | 2013-04-24 | 2013-04-24 | Connectors. |
| PCT/CH2014/000048 WO2014172795A1 (en) | 2013-04-24 | 2014-04-16 | Plug connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105164860A true CN105164860A (en) | 2015-12-16 |
| CN105164860B CN105164860B (en) | 2018-06-15 |
Family
ID=48193062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480023121.6A Active CN105164860B (en) | 2013-04-24 | 2014-04-16 | Plug-in connector |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2989686B1 (en) |
| JP (2) | JP2016518686A (en) |
| CN (1) | CN105164860B (en) |
| CH (1) | CH707943A2 (en) |
| WO (1) | WO2014172795A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107039835A (en) * | 2017-05-03 | 2017-08-11 | 中国核动力研究设计院 | A kind of safe level electrical cnnector of use multi-sealing structure |
| CN110494265A (en) * | 2017-04-11 | 2019-11-22 | 福士汽车配套部件责任有限公司 | Plastic plug connector and its manufacturing method |
| CN112219320A (en) * | 2018-04-19 | 2021-01-12 | 费斯托工具有限责任公司 | Plug-in connector |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10707605B2 (en) | 2017-08-23 | 2020-07-07 | Haes, Llc | Bayonet connector |
| CN112821138B (en) * | 2020-12-30 | 2022-04-22 | 华为数字能源技术有限公司 | Electric connector and electric equipment |
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| JP3046090U (en) * | 1997-08-08 | 1998-02-20 | 利陽電子股▲分▼有限公司 | Structural improvement of coaxial cable signal adapter box for cable TV system |
| JP2001052821A (en) * | 1999-08-12 | 2001-02-23 | Tajimi Musen Denki Kk | Waterproof coaxial connector |
| JP2002231375A (en) * | 2001-01-30 | 2002-08-16 | Yazaki Corp | Sealing structure for auxiliary machine module |
| JP2003178830A (en) * | 2000-11-28 | 2003-06-27 | Auto Network Gijutsu Kenkyusho:Kk | Low arc generating terminal and its manufacturing method as well as connector |
| US20030156900A1 (en) * | 2002-02-18 | 2003-08-21 | Andrew Corporation | Coaxial connector apparatus and method |
| WO2004075349A2 (en) * | 2003-02-18 | 2004-09-02 | Medconx, Inc. | Male medical device electrical connector with engineered friction fit |
| JP2006024384A (en) * | 2004-07-06 | 2006-01-26 | Hitachi Cable Ltd | Shield connector |
| JP2007207668A (en) * | 2006-02-03 | 2007-08-16 | Ngk Spark Plug Co Ltd | Solid electrolyte fuel cell and solid electrolyte fuel cell stack |
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| DE202011002053U1 (en) * | 2010-12-24 | 2011-04-14 | Honor Gene Co., Ltd, Xindian City | Waterproof connection |
| US8192216B1 (en) * | 2011-02-07 | 2012-06-05 | R.A. Phillips Industries, Inc. | Electrical connector with moisture resistant seal |
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| US3786396A (en) * | 1972-04-28 | 1974-01-15 | Bunker Ramo | Electrical connector with locking device |
| DE29708645U1 (en) * | 1997-05-15 | 1998-09-17 | Johann & Konen Gmbh & Co | Electrical plug-in coupling for permanently installed vehicle lights |
| US20030129870A1 (en) | 2002-01-08 | 2003-07-10 | Trompeter Electronics, Inc. | Miniature BNC connector assembly |
| JP4446969B2 (en) * | 2006-03-01 | 2010-04-07 | ヒロセ電機株式会社 | Waterproof device |
| JP2013069550A (en) * | 2011-09-22 | 2013-04-18 | Yamaichi Electronics Co Ltd | Waterproof construction of cable connector, plug connector using the same, and receptacle connector |
-
2013
- 2013-04-24 CH CH00824/13A patent/CH707943A2/en not_active Application Discontinuation
-
2014
- 2014-04-16 WO PCT/CH2014/000048 patent/WO2014172795A1/en active Application Filing
- 2014-04-16 JP JP2016509244A patent/JP2016518686A/en active Pending
- 2014-04-16 EP EP14721183.3A patent/EP2989686B1/en active Active
- 2014-04-16 CN CN201480023121.6A patent/CN105164860B/en active Active
-
2018
- 2018-12-14 JP JP2018234231A patent/JP6726263B2/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3046090U (en) * | 1997-08-08 | 1998-02-20 | 利陽電子股▲分▼有限公司 | Structural improvement of coaxial cable signal adapter box for cable TV system |
| JP2001052821A (en) * | 1999-08-12 | 2001-02-23 | Tajimi Musen Denki Kk | Waterproof coaxial connector |
| JP2003178830A (en) * | 2000-11-28 | 2003-06-27 | Auto Network Gijutsu Kenkyusho:Kk | Low arc generating terminal and its manufacturing method as well as connector |
| JP2002231375A (en) * | 2001-01-30 | 2002-08-16 | Yazaki Corp | Sealing structure for auxiliary machine module |
| US20030156900A1 (en) * | 2002-02-18 | 2003-08-21 | Andrew Corporation | Coaxial connector apparatus and method |
| WO2004075349A2 (en) * | 2003-02-18 | 2004-09-02 | Medconx, Inc. | Male medical device electrical connector with engineered friction fit |
| JP2006024384A (en) * | 2004-07-06 | 2006-01-26 | Hitachi Cable Ltd | Shield connector |
| CN101317304A (en) * | 2005-09-30 | 2008-12-03 | 欧姆龙株式会社 | Connector |
| JP2007207668A (en) * | 2006-02-03 | 2007-08-16 | Ngk Spark Plug Co Ltd | Solid electrolyte fuel cell and solid electrolyte fuel cell stack |
| DE202011002053U1 (en) * | 2010-12-24 | 2011-04-14 | Honor Gene Co., Ltd, Xindian City | Waterproof connection |
| US8192216B1 (en) * | 2011-02-07 | 2012-06-05 | R.A. Phillips Industries, Inc. | Electrical connector with moisture resistant seal |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110494265A (en) * | 2017-04-11 | 2019-11-22 | 福士汽车配套部件责任有限公司 | Plastic plug connector and its manufacturing method |
| CN110494265B (en) * | 2017-04-11 | 2022-05-27 | 福士汽车配套部件责任有限公司 | Plastic plug connector and method for the production thereof |
| CN107039835A (en) * | 2017-05-03 | 2017-08-11 | 中国核动力研究设计院 | A kind of safe level electrical cnnector of use multi-sealing structure |
| CN107039835B (en) * | 2017-05-03 | 2019-01-08 | 中国核动力研究设计院 | A kind of safety level electrical cnnector using multi-sealing structure |
| CN112219320A (en) * | 2018-04-19 | 2021-01-12 | 费斯托工具有限责任公司 | Plug-in connector |
| US11404816B2 (en) | 2018-04-19 | 2022-08-02 | Festool Gmbh | Spring-biased plug connector for connecting an electrical attachment cable to a mating plug connector of an electrical appliance |
| CN112219320B (en) * | 2018-04-19 | 2022-09-06 | 费斯托工具有限责任公司 | Plug-in connector |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2016518686A (en) | 2016-06-23 |
| EP2989686A1 (en) | 2016-03-02 |
| WO2014172795A1 (en) | 2014-10-30 |
| CN105164860B (en) | 2018-06-15 |
| CH707943A2 (en) | 2014-10-31 |
| EP2989686B1 (en) | 2018-02-21 |
| JP6726263B2 (en) | 2020-07-22 |
| JP2019040889A (en) | 2019-03-14 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| GR01 | Patent grant |