CN107599861A - Electrical vehicle charging connection device - Google Patents
Electrical vehicle charging connection device Download PDFInfo
- Publication number
- CN107599861A CN107599861A CN201710801212.3A CN201710801212A CN107599861A CN 107599861 A CN107599861 A CN 107599861A CN 201710801212 A CN201710801212 A CN 201710801212A CN 107599861 A CN107599861 A CN 107599861A
- Authority
- CN
- China
- Prior art keywords
- closure
- jack portion
- vehicle body
- charging wire
- wire plug
- 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.)
- Pending
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention provides a kind of electrical vehicle charging connection device applied to new-energy automobile parts technical field,Jack portion (3) are set on the vehicle body battery socket (1) of described electrical vehicle charging connection device,The closure (8) of vehicle body battery socket (1) is configured to the structure with being connected positioned at the preceding surface of vehicle body battery socket (11) of jack portion (3) top position by articulate,When closure (8) is opened,Closure (8) outer surface is configured to the structure being resisted against on limited block (13),Angle α between closure (8) and body panel (9) is arranged to the structure between 90 ° of 130 ° of scopes,Electrical vehicle charging connection device of the present invention,It is simple in construction,When being rained during charging electric vehicle,The effect of blocking can be played to the jack portion opening of vehicle body battery socket by closure,Rainwater is prevented to enter vehicle body battery socket from jack portion opening,Vehicle body battery socket is avoided to receive rainwater immersion impaired.
Description
Technical field
The invention belongs to new-energy automobile parts technical field, is to be related to a kind of charging electric vehicle more specifically
Attachment means.
Background technology
Electric automobile has the following advantages that：1) zero-emission.Pure electric automobile uses electric energy, is discharged under steam without waste gas,
It is free from environmental pollution.2) electric automobile is higher than the energy utilization rate of gasoline engine driving automobile.3) because using single electric energy, save
Engine, speed changer, fuel tank, cooling and gas extraction system are gone, so structure is simpler.4) noise is small.5) can be in electricity consumption ebb
Shi Jinhang automobiles charge, and can stabilize the peak-valley difference of power network, generating equipment is fully used.During charging electric vehicle, need
By the inserting of charging wire plug in vehicle body battery socket, and when rainy, because closure is in open mode, rainwater can enter
Enter vehicle body battery socket, so as to cause vehicle body battery socket to be damaged because rainwater soaks, or even Effect of Short Circuit electric automobile.
The content of the invention
The technical problem to be solved in the present invention is：In view of the shortcomings of the prior art, offer is a kind of simple in construction, in electric automobile
When being rained in charging process, the effect of blocking can be played to the jack portion opening of vehicle body battery socket by closure, prevents rain
Water enters vehicle body battery socket from jack portion opening, avoids vehicle body battery socket from receiving rainwater immersion and is damaged, while to electronic vapour
Car plays the electrical vehicle charging connection device of reliably protecting effect.
Solves the problems, such as techniques discussed above, the technical scheme that the present invention takes is：
The present invention is a kind of electrical vehicle charging connection device, and described electrical vehicle charging connection device includes vehicle body electricity
Pond socket, charging wire plug, jack portion is set on described vehicle body battery socket, and vehicle body battery socket is arrived in the inserting of charging wire plug
When interior, the plug pins of charging wire plug are configured to inserting to the structure in the socket and bush of jack portion bottom surface, vehicle body electricity
Closure is also set up on the socket of pond, closure is configured to the preceding surface of vehicle body battery socket with being located at jack portion top position
By the structure of articulate connection, limited block is set on the body panel of hinge top position, when closure is opened, closure
Outer surface is configured to be resisted against the structure on limited block, when closure is opened, the angle α between closure and body panel
The structure being arranged between 90 ° of -130 ° of scopes.
The sealing exterior surface of described closure is arranged to arcwall face structure of the section in protrusion, seals exterior surface
Outer surface pars intermedia position is highly set above the structure of outer surface left side position height, seals the outer surface of exterior surface
Pars intermedia position is highly set above the structure of outer surface right side position height, seals the outer surface pars intermedia of exterior surface
Circular arc excessive structural of the section in protrusion is arranged to outer surface left side, seals the outer surface pars intermedia of exterior surface to appearance
Right side of face portion is arranged to circular arc excessive structural of the section in protrusion.
Described charging wire plug is cylindrical structure, and jack portion includes jack portion bottom surface and jack portion opening, jack portion
Jack portion bottom surface be circular configuration, the jack portion opening in jack portion is circular configuration, and vehicle body battery is arrived in the inserting of charging wire plug
When in socket, the charging wire plug head face of charging wire plug is configured to be resisted against the structure of jack portion bottom surface.
When described closure is opened, the closure leading section of closure is highly set below closure rearward end height
Structure, the closure rearward end of closure be configured to positioned at the preceding surface of vehicle body battery socket of jack portion top position
The structure connected by articulate.
The jack portion aperture position in described jack portion sets recessed locating slot, and charging wire plug surface sets spacing
Bar, positive stop strip are arranged to the structure parallel with charging wire plug centerline, and positive stop strip is configured to from charging wire plug head
Position extends to the structure of charging wire plug back-end location, and when the inserting of charging wire plug is arrived in vehicle body battery socket, positive stop strip is set
Locating slot can be passed through and be installed on the structure in locating slot by being set to.
Using technical scheme, following beneficial effect can be obtained：
Electrical vehicle charging connection device of the present invention to electric automobile when charging, it is necessary to first open sealing
Lid, then by charging wire plug inserting to the jack portion of vehicle body battery socket, realize the inserting of plug pins and socket and bush
Connection, so as to charging pile and the cell communication of electric automobile, realization charges normal.And in charging, closure is in open shape
During state, the angle α between closure and body panel is arranged to the structure between 90 ° of -130 ° of scopes, so, when rainy
When, closure plays the effect of blocking from jack portion top position to jack portion, when rainwater is fallen, only can fall on sealing exterior surface
On, then rainwater leaks down from sealing exterior surface, will not enter jack portion, and the plug pins in jack portion and socket and bush are risen
To protective effect, avoid plug pins and socket and bush and be damaged because rainwater soaks, it is even more important that avoid rainwater from causing
Short circuit, protect electric automobile.Electrical vehicle charging connection device of the present invention, simple in construction, cost is low, electronic
When being rained in automobile charging process, the effect of blocking can be played to the jack portion opening of vehicle body battery socket by closure, hindered
Only rainwater enters vehicle body battery socket from jack portion opening, avoids vehicle body battery socket from receiving rainwater immersion and is damaged, while can
Reliably protecting effect is played to electric automobile.
Brief description of the drawings
Brief description is made to the content expressed by each accompanying drawing of this specification and the mark in figure below：
Fig. 1 is the structural representation of electrical vehicle charging connection device of the present invention；
Fig. 2 is the cross-sectional view in the A-A faces of electrical vehicle charging connection device of the present invention；
Fig. 3 is the cross-sectional view in the B-B faces of electrical vehicle charging connection device of the present invention；
Accompanying drawing acceptance of the bid note be respectively：1st, vehicle body battery socket；2nd, charging wire plug；3rd, jack portion；4th, jack portion bottom surface；5、
Jack portion opening；6th, plug pins；7th, socket and bush；8th, closure；9th, body panel；10th, exterior surface is sealed；11st, vehicle body
The preceding surface of battery socket；12nd, outer surface pars intermedia；13rd, limited block；14th, outer surface left side；15th, outer surface right side；16、
Charging wire plug head face；17th, closure leading section；18th, closure rearward end.
Embodiment
Below against accompanying drawing, by the description to embodiment, each structure for example involved to the embodiment of the present invention
The works such as mutual alignment and annexation, the effect of each several part and operation principle between the shape of part, construction, each several part are further
Detailed description：
As shown in accompanying drawing 1- accompanying drawings 3, the present invention is a kind of electrical vehicle charging connection device, described charging electric vehicle
Attachment means include vehicle body battery socket 1, charging wire plug 2, and jack portion 3, charging wire are set on described vehicle body battery socket 1
When the inserting of plug 2 is arrived in vehicle body battery socket 1, the plug pins 6 of charging wire plug 2 are configured to inserting and arrive jack portion bottom surface
Structure in 4 socket and bush 7, closure 8 is also set up on vehicle body battery socket 1, and closure 8 is configured to and is located at jack
The structure that the preceding surface 11 of vehicle body battery socket of the top position of portion 3 is connected by articulate, the car body panel of hinge top position
Limited block 13 is set on part 9, and when closure 8 is opened, the outer surface of closure 8 is configured to the knot being resisted against on limited block 13
Structure, when closure 8 is opened, the angle α between closure 8 and body panel 9 is arranged to the knot between 90 ° of -130 ° of scopes
Structure.Said structure, when being charged to electric automobile, it is necessary to first open closure, car then is arrived into the inserting of charging wire plug
In the jack portion 3 of body battery socket, realize that the inserting of plug pins and socket and bush connects, so as to charging pile and electric automobile
Cell communication, realization charge normal.And in charging, when closure is in open mode, between closure 8 and body panel 9
Angle α be arranged to structure between 90 ° of -130 ° of scopes, so, when rainy, closure is from the top position of jack portion 3
The effect of blocking is played to jack portion, when rainwater is fallen, only can fall on sealing exterior surface on, then rainwater from sealing exterior surface
Leak down, jack portion will not be entered, the plug pins 6 in jack portion and socket and bush 7 are played a protective role, avoid plug pins
6 and socket and bush 7 because rainwater soak and be damaged, it is even more important that avoid rainwater from causing short circuit, protect electronic vapour
Car.The electrical vehicle charging connection device of the present invention, it is simple in construction, when being rained during charging electric vehicle, can pass through
Closure plays the effect of blocking to the jack portion opening of vehicle body battery socket, prevents rainwater from entering vehicle body battery from jack portion opening
Socket, avoid vehicle body battery socket from receiving rainwater immersion and be damaged, while reliably protecting effect is played to electric automobile.
The sealing exterior surface 10 of described closure 8 is arranged to arcwall face structure of the section in protrusion, closure appearance
The position of outer surface pars intermedia 12 in face 10 is highly set above the structure of the position height of outer surface left side 14, closure appearance
The position of outer surface pars intermedia 12 in face 10 is highly set above the structure of the position height of outer surface right side 15, closure appearance
The outer surface pars intermedia 12 in face 10 is arranged to circular arc excessive structural of the section in protrusion, closure appearance to outer surface left side 14
The outer surface pars intermedia 12 in face 10 is arranged to circular arc excessive structural of the section in protrusion to outer surface right side 15.Said structure,
After occurring to rain in charging process, closure plays the reliable effect of blocking to rainwater, when rainwater falls on sealing exterior surface, rain
Water can flow to outer surface left side and outer surface right side from the outer surface pars intermedia of sealing exterior surface, then outside closure
Surface is fallen, and then rainwater flows down from closure, will not enter jack portion, protection jack portion.
Described charging wire plug 2 is cylindrical structure, and jack portion 3 includes jack portion bottom surface 4 and jack portion opening 5, is inserted
The jack portion bottom surface 4 of hole portion 3 is circular configuration, and the jack portion opening 5 in jack portion 3 is circular configuration, and the inserting of charging wire plug 2 is arrived
When in vehicle body battery socket 1, the charging wire plug head face 16 of charging wire plug 2 is configured to be resisted against jack portion bottom surface 4
Structure.
When described closure 8 is opened, the height of closure leading section 17 of closure 8 is set below closure rearward end
The structure of 18 height, the closure rearward end 18 of closure 8 are configured to and the vehicle body battery positioned at the top position of jack portion 3
The structure that the preceding surface 11 of socket is connected by articulate.When occurring to rain in charging process, closure plays reliably to rainwater
The effect of blocking, when rainwater falls on sealing exterior surface, rainwater can flow to closure leading section from closure rearward end, so as to from close
Capping flows down, and will not enter jack portion.
The position of jack portion opening 5 in described jack portion 3 sets recessed locating slot 14, and the surface of charging wire plug 2 is set
Positive stop strip 17, positive stop strip 17 are arranged to the structure parallel with charging wire plug centerline 18, and positive stop strip 17 is configured to from filling
The position of wire and plug front end 19 extends to the structure of the position of charging wire plug rear end 20, and vehicle body battery is arrived in the inserting of charging wire plug 2
When in socket 1, positive stop strip 17 is configured to through locating slot 14 and the structure that is installed in locating slot 14.Locating slot and limit
The setting of position bar, when needing charging wire plug inserting arriving vehicle body battery socket, positive stop strip passes through locating slot, and charging wire is inserted
Position between head and vehicle body battery socket is fixed, it is ensured that can not be relative to vehicle body electricity when charging wire plug inserts or pull out
Pond socket is rotated, and so, the relative position of plug pins 6 and socket and bush 7 is fixed, after positive stop strip passes through locating slot, it is only necessary to
Charging wire plug is promoted to jack portion bottom surface direction, it becomes possible to it is corresponding disposably to ensure that each plug pins insert exactly
In socket and bush 7, the reliability during insertion of charging wire plug is improved.And when extracting charging wire plug, charging wire plug will not phase
Rotated for vehicle body battery socket, therefore plug pins are not in break curved problem, it is ensured that charging wire plug is in use
It is not damaged, improves service life.
Electrical vehicle charging connection device of the present invention to electric automobile when charging, it is necessary to first open sealing
Lid, then by charging wire plug inserting to the jack portion of vehicle body battery socket, realize the inserting of plug pins and socket and bush
Connection, so as to charging pile and the cell communication of electric automobile, realization charges normal.And in charging, closure is in open shape
During state, the angle α between closure and body panel is arranged to the structure between 90 ° of -130 ° of scopes, so, when rainy
When, closure plays the effect of blocking from jack portion top position to jack portion, when rainwater is fallen, only can fall on sealing exterior surface
On, then rainwater leaks down from sealing exterior surface, will not enter jack portion, and the plug pins in jack portion and socket and bush are risen
To protective effect, avoid plug pins and socket and bush and be damaged because rainwater soaks, it is even more important that avoid rainwater from causing
Short circuit, protect electric automobile.Electrical vehicle charging connection device of the present invention, simple in construction, cost is low, electronic
When being rained in automobile charging process, the effect of blocking can be played to the jack portion opening of vehicle body battery socket by closure, hindered
Only rainwater enters vehicle body battery socket from jack portion opening, avoids vehicle body battery socket from receiving rainwater immersion and is damaged, while can
Reliably protecting effect is played to electric automobile.
Exemplary description is carried out to the present invention above in conjunction with accompanying drawing, it is clear that concrete implementation of the present invention is not by above-mentioned
The limitation of mode, if the various improvement of inventive concept and technical scheme of the present invention progress are employed, or it is not improved by this
The design of invention and technical scheme directly apply to other occasions, within the scope of the present invention.
Claims (5)
- A kind of 1. electrical vehicle charging connection device, it is characterised in that：Described electrical vehicle charging connection device includes vehicle body Battery socket (1), charging wire plug (2), jack portion (3) are set on described vehicle body battery socket (1), charging wire plug (2) Insert vehicle body battery socket (1) it is interior when, the plug pins (6) of charging wire plug (2) are configured to inserting and arrive jack portion bottom Structure in the socket and bush (7) in face (4), closure (8) is also set up on vehicle body battery socket (1), closure (8) is arranged to Enough structures with being connected positioned at the preceding surface of vehicle body battery socket (11) of jack portion (3) top position by articulate, hinge Limited block (13) is set on the body panel (9) of top position, and when closure (8) is opened, closure (8) outer surface is arranged to The structure being enough resisted against on limited block (13), when closure (8) is opened, the angle α between closure (8) and body panel (9) The structure being arranged between 90 ° of -130 ° of scopes.
- 2. electrical vehicle charging connection device according to claim 1, it is characterised in that：Outside the closure of closure (8) Surface (10) is arranged to arcwall face structure of the section in protrusion, and outer surface pars intermedia (12) position of sealing exterior surface (10) is high Degree is set above the structure of outer surface left side (14) position height, the outer surface pars intermedia (12) of sealing exterior surface (10) Position is highly set above the structure of outer surface right side (15) position height, among the outer surface for sealing exterior surface (10) Portion (12) is arranged to circular arc excessive structural of the section in protrusion, the appearance of sealing exterior surface (10) to outer surface left side (14) Face pars intermedia (12) is arranged to circular arc excessive structural of the section in protrusion to outer surface right side (15).
- 3. electrical vehicle charging connection device according to claim 1 or 2, it is characterised in that：Described charging wire plug (2) it is cylindrical structure, jack portion (3) include jack portion bottom surface (4) and jack portion opening (5), the jack portion bottom of jack portion (3) Face (4) is circular configuration, and the jack portion opening (5) of jack portion (3) is circular configuration, and charging wire plug (2) inserting is electric to vehicle body When pond socket (1) is interior, the charging wire plug head face (16) of charging wire plug (2) is configured to be resisted against jack portion bottom surface (4) structure.
- 4. electrical vehicle charging connection device according to claim 1 or 2, it is characterised in that：Described closure (8) is beaten When opening, the closure leading section (17) of closure (8) is highly set below the structure of closure rearward end (18) height, sealing The closure rearward end (18) of lid (8) is configured to the preceding surface of vehicle body battery socket with being located at jack portion (3) top position (11) structure connected by articulate.
- 5. electrical vehicle charging connection device according to claim 1, it is characterised in that：Described jack portion (3) inserts Hole portion opening (5) position sets recessed locating slot (14), and charging wire plug (2) surface sets positive stop strip (17), positive stop strip (17) structure parallel with charging wire plug centerline (18) is arranged to, positive stop strip (17) is configured to before charging wire plug End (19) position extends to the structure of charging wire plug rear end (20) position, and vehicle body battery socket is arrived in charging wire plug (2) inserting (1) when interior, positive stop strip (17) is configured to through locating slot (14) and the structure that is installed in locating slot (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710801212.3A CN107599861A (en) | 2017-09-07 | 2017-09-07 | Electrical vehicle charging connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710801212.3A CN107599861A (en) | 2017-09-07 | 2017-09-07 | Electrical vehicle charging connection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107599861A true CN107599861A (en) | 2018-01-19 |
Family
ID=61062411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710801212.3A Pending CN107599861A (en) | 2017-09-07 | 2017-09-07 | Electrical vehicle charging connection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107599861A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108270115A (en) * | 2018-01-23 | 2018-07-10 | 福建工程学院 | A kind of water proof and dust proof charging unit of electric vehicle |
| CN108551038A (en) * | 2018-07-24 | 2018-09-18 | 芜湖彰鸿工程技术有限公司 | Charging pile plug assembly for electric vehicle |
| CN108674248A (en) * | 2018-07-24 | 2018-10-19 | 芜湖彰鸿工程技术有限公司 | New energy electric motor vehicle charging pile connected structure |
| CN108963572A (en) * | 2018-07-24 | 2018-12-07 | 芜湖彰鸿工程技术有限公司 | Electric automobile charging pile connected structure |
| CN109038066A (en) * | 2018-07-24 | 2018-12-18 | 芜湖彰鸿工程技术有限公司 | A kind of charging pile for electric vehicle plug assembly |
| CN110112604A (en) * | 2019-04-26 | 2019-08-09 | 广州市旋通节能科技有限公司 | A kind of sub- ship of battery connects electric protective device |
| CN112134066A (en) * | 2020-09-15 | 2020-12-25 | 无锡铃派科技有限公司 | Novel cooperation mechanism that charges of electric motor car |
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| CN105119093A (en) * | 2015-09-18 | 2015-12-02 | 成都易默生汽车技术有限公司 | Charging device for new energy automobile |
| CN205488847U (en) * | 2016-01-13 | 2016-08-17 | 陆莹贤 | Simple and easy USB charger quick connect structure |
| CN205646302U (en) * | 2016-05-24 | 2016-10-12 | 四川省新万兴瓷业有限公司 | Water -proof plug |
| CN206155203U (en) * | 2016-09-26 | 2017-05-10 | 北京新能源汽车股份有限公司 | A vehicle that is used for charging seat of vehicle and has it |
| CN206293666U (en) * | 2016-11-21 | 2017-06-30 | 浙江振特电气有限公司 | A kind of hole charging socket for electric vehicle of flip-shell two |
| CN206313203U (en) * | 2016-11-29 | 2017-07-07 | 深圳市五洲龙汽车股份有限公司 | A kind of dual charging socket structure of keeping off the rain for electric automobile |
| EP3196064A1 (en) * | 2016-01-11 | 2017-07-26 | Ford Global Technologies, LLC | Two part closure for a combo chargeport |
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| CN105119093A (en) * | 2015-09-18 | 2015-12-02 | 成都易默生汽车技术有限公司 | Charging device for new energy automobile |
| EP3196064A1 (en) * | 2016-01-11 | 2017-07-26 | Ford Global Technologies, LLC | Two part closure for a combo chargeport |
| CN205488847U (en) * | 2016-01-13 | 2016-08-17 | 陆莹贤 | Simple and easy USB charger quick connect structure |
| CN205646302U (en) * | 2016-05-24 | 2016-10-12 | 四川省新万兴瓷业有限公司 | Water -proof plug |
| CN206155203U (en) * | 2016-09-26 | 2017-05-10 | 北京新能源汽车股份有限公司 | A vehicle that is used for charging seat of vehicle and has it |
| CN206293666U (en) * | 2016-11-21 | 2017-06-30 | 浙江振特电气有限公司 | A kind of hole charging socket for electric vehicle of flip-shell two |
| CN206313203U (en) * | 2016-11-29 | 2017-07-07 | 深圳市五洲龙汽车股份有限公司 | A kind of dual charging socket structure of keeping off the rain for electric automobile |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108270115A (en) * | 2018-01-23 | 2018-07-10 | 福建工程学院 | A kind of water proof and dust proof charging unit of electric vehicle |
| CN108551038A (en) * | 2018-07-24 | 2018-09-18 | 芜湖彰鸿工程技术有限公司 | Charging pile plug assembly for electric vehicle |
| CN108674248A (en) * | 2018-07-24 | 2018-10-19 | 芜湖彰鸿工程技术有限公司 | New energy electric motor vehicle charging pile connected structure |
| CN108963572A (en) * | 2018-07-24 | 2018-12-07 | 芜湖彰鸿工程技术有限公司 | Electric automobile charging pile connected structure |
| CN109038066A (en) * | 2018-07-24 | 2018-12-18 | 芜湖彰鸿工程技术有限公司 | A kind of charging pile for electric vehicle plug assembly |
| CN110112604A (en) * | 2019-04-26 | 2019-08-09 | 广州市旋通节能科技有限公司 | A kind of sub- ship of battery connects electric protective device |
| CN112134066A (en) * | 2020-09-15 | 2020-12-25 | 无锡铃派科技有限公司 | Novel cooperation mechanism that charges of electric motor car |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180119 |
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| RJ01 | Rejection of invention patent application after publication |