CN108963484A - High current air guide and Vehicular charger with the air guide - Google Patents
High current air guide and Vehicular charger with the air guide Download PDFInfo
- Publication number
- CN108963484A CN108963484A CN201810898306.1A CN201810898306A CN108963484A CN 108963484 A CN108963484 A CN 108963484A CN 201810898306 A CN201810898306 A CN 201810898306A CN 108963484 A CN108963484 A CN 108963484A
- Authority
- CN
- China
- Prior art keywords
- copper bar
- air guide
- high current
- circuit board
- current air
- 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
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 75
- 229910052802 copper Inorganic materials 0.000 claims abstract description 75
- 239000010949 copper Substances 0.000 claims abstract description 75
- 238000003466 welding Methods 0.000 claims abstract description 23
- 238000005452 bending Methods 0.000 claims abstract description 4
- 238000001914 filtration Methods 0.000 claims description 17
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 11
- 238000009434 installation Methods 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/01—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
- H01R11/05—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations having different types of direct 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
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
- H01R12/58—Fixed connections for rigid printed circuits or like structures characterised by the terminals terminals for insertion into holes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
Abstract
The invention discloses high current air guide and with the Vehicular charger of the air guide, wherein high current air guide has the copper bar (1) of strip, 90 degree of bendings in the middle part of the copper bar, copper bar is divided into copper bar horizontal segment (2) and copper bar vertical section (3), the end of copper bar horizontal segment is spirally connected equipped with first through hole (4), to the copper post (5) of same out connector, the end of copper bar vertical section is equipped with the welding foot (6) of multiple comb teeth-shapeds, and the welding foot from bottom to top penetrates circuit board (7) and and welding circuit board；Compared with prior art, present invention contact is reliable, and no mount stress did not had high impedance, and diversion effect is good, has filter function and EMC anti-electromagnetic interference function, is widely portable to Vehicular charger OBC, voltage changer DCDC and related integrated products.
Description
Technical field
The present invention relates to charging equipment more particularly to a kind of high current air guide and with the vehicle-mounted of the air guide
Charger DCDC assembly.
Background technique
With energy-saving and emission-reduction, and the demand of control atmosphere pollution, new-energy automobile is gradually commercial in market, and electronic vapour
Vehicle is even more the main force of new-energy automobile.Vehicular charger, DC-DC converter and the Vehicular charger and DCDC of electric car
It is important component in electric car that converter is integrated, and on circuit boards, alternating current (or direct current) is transformed to close by translation circuit
Then pass through high current air guide connection socket externally exports electric energy to the direct current of suitable amplitude.Existing air guide is copper
Row, copper bar both ends are all made of screw and fix.First circuit board is mounted on casing, one end of copper bar is spirally connected on circuit boards,
In the copper post that one end of copper bar is screwed onto out connector, in the trend that tightening screw copper bar has rotation and agitates, copper
Between row and copper post, can have very big stress between copper bar and circuit board, be easy to cause poor contact, disabler it is hidden
Suffer from, while also resulting in copper bar to be fitted in copper post well, causes the excessive temperature of contact impedance excessively high；And it is existing
Air guide does not have anti-electromagnetic interference function.
So needing to develop in the industry, a kind of contact is reliable, and no mount stress has filter function and anti-electromagnetic interference function
High current air guide.
Summary of the invention
The present invention is to solve the above problem of the prior art, propose that a kind of contact is reliable, no mount stress has anti-electricity
The high current air guide of magnetic disturbance function.
In order to solve the above technical problems, technical solution proposed by the present invention is to design a kind of high current air guide, tool
There is the copper bar of strip, copper bar is divided into copper bar horizontal segment and copper bar vertical section, copper bar horizontal segment by 90 degree of bendings in the middle part of the copper bar
End be equipped with first through hole, be spirally connected to the copper post of same High-current output connector, the end of copper bar vertical section is equipped with
The welding foot of multiple comb teeth-shapeds, the welding foot from bottom to top penetrate circuit board and and welding circuit board.
The filtering magnetic core of described one round of copper bar vertical section housing.
The filtering magnetic core can be with adhesive adherence on the copper bar vertical section；The filtering magnetic core can also be fixed on
In one lantern ring, lantern ring is stuck on the copper bar vertical section using interference fit；One can also be clamped on the copper bar vertical section
A pedestal erects clamp on the pedestal, and the filtering magnetic core is connected on the pedestal by the clamp.
High current air guide further includes one piece of EMC filtered electrical flowing plate, and it is logical that the end of the EMC filtered electrical flowing plate is equipped with second
Hole, second through-hole and the first through hole coaxial placement, convenient for stacking and exporting copper bar and EMC filtered electrical flowing plate
The copper post of connector is spirally connected.
A kind of Vehicular charger has also been devised in the present invention comprising casing, is fixed on machine at the circuit board being fixed in casing
Out connector on shell side wall, one end of the out connector are copper post, and Vehicular charger uses above-mentioned high current and leads
Component is flowed to connect the circuit board and out connector.
The inner sidewall of the casing is equipped with multiple support columns, and the support column end is equipped with screw hole, the circuit board
It is fixed by screws on support column；The support column lifts circuit board, and the position of circuit board is made to be slightly below the welding foot
The position of head, in favor of welding on circuit boards welding foot.
The support foot of multiple support high current air guides is erect on the bottom plate of the casing, so that firm support high current is led
Flow component.
Compared with prior art, present invention contact is reliable, and no mount stress did not had high impedance, and diversion effect is good, tool
There are filter function and EMC anti-electromagnetic interference function, is widely portable to Vehicular charger OBC, voltage changer DCDC and phase
Close integrated products.
Detailed description of the invention
Fig. 1 is copper bar schematic diagram in present pre-ferred embodiments；
Fig. 2 is copper bar and filtering core combination schematic diagram in present pre-ferred embodiments；
Fig. 3 is EMC filtered electrical flowing plate schematic diagram in present pre-ferred embodiments；
Fig. 4 is casing and out connector connection schematic diagram in present pre-ferred embodiments；
Fig. 5 is to install copper bar and filtering magnetic core schematic diagram in present pre-ferred embodiments in casing；
Fig. 6 is to install copper bar, filtering magnetic core and EMC filtered electrical flowing plate schematic diagram in present pre-ferred embodiments in casing；
Fig. 7 is that out connector and copper bar and EMC filtered electrical flowing plate are spirally connected schematic diagram in present pre-ferred embodiments；
Fig. 8 is that copper bar connects circuit board schematic diagram in present pre-ferred embodiments.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is described in further detail.It should be appreciated that specific embodiment described herein is used only for explaining the present invention, not
For limiting the present invention.
The invention discloses a kind of high current air guides, and referring to Fig. 1, high current air guide has the copper bar 1 of strip,
90 degree of bendings, are divided into copper bar horizontal segment 2 and copper bar vertical section 3 for copper bar, the end of copper bar horizontal segment is equipped in the middle part of the copper bar
First through hole 4 is spirally connected to the copper post 5 of same out connector, and the end of copper bar vertical section is equipped with the weldering of multiple comb teeth-shapeds
Pin 6, the welding foot from bottom to top penetrate circuit board 7 and and welding circuit board.Using this structure, each component is more compact,
Equipment volume can be made to greatly reduce.It is contacted reliably after installation, no mount stress did not had high impedance, and diversion effect is good.
Referring to Fig. 2 shows preferred embodiment, the filtering magnetic core 8 of described one round of copper bar vertical section housing.Filter magnetic
Core can inhibit the surge in charging circuit, protect charging circuit and battery.
There are many modes for filtering the fixation of magnetic core 8 and copper bar, and in one embodiment, the filtering magnetic core 8 uses viscose glue
It is adhered on the copper bar vertical section 2.The example does not provide attached drawing.
In another embodiment, the filtering magnetic core 8 is fixed in a lantern ring, and lantern ring is stuck in institute using interference fit
It states on copper bar vertical section 2.The example does not provide attached drawing.
Fig. 2 shows preferred embodiment in, a pedestal 9 is clamped on the copper bar vertical section 3, card is erect on the pedestal
Head 9a, the filtering magnetic core 8 are connected on the pedestal by the clamp.
High current air guide further includes one piece of EMC filtered electrical flowing plate 10 in the preferred embodiment, as shown in Figure 3.EMC filter
Wave electric current plate connects out-put supply and ground, EMC anti-electromagnetic interference function may be implemented, so that product meets in its electromagnetic environment
It is required that operation does not generate interference to any equipment in its environment.Referring to Fig. 6, the end of the EMC filtered electrical flowing plate is equipped with
Second through-hole 11,4 coaxial placement of second through-hole and the first through hole, convenient for copper bar 1 and EMC filtered electrical flowing plate to be stacked in
It is spirally connected together with the copper post of out connector 5, while being also to complete being electrically connected for EMC filtered electrical flowing plate and outlet line.
Fig. 7 shows out connector and copper bar and EMC filtered electrical flowing plate is spirally connected schematic diagram.
A kind of Vehicular charger, including casing 12, the circuit board being fixed in casing 7, be fixed on it is defeated on chassis sidewall
One end of connector out, the out connector is copper post 5, connects the circuit board using above-mentioned high current air guide
And out connector.Fig. 4 shows casing and out connector connection schematic diagram, is provided with screw thread in the copper post 5 of out connector
Hole.Fig. 5 shows the schematic diagram that copper bar and filtering magnetic core are installed in casing.Referring to Fig. 8, copper bar, filtering magnetic core and EMC are installed
After filtered electrical flowing plate, for circuit board 7 by putting down above, welding foot 6 penetrates circuit board, fixing circuit board, then welding foot 6 is welded
On circuit boards.The installation of high current air guide has benefited from the raising of modern industry machining accuracy.Shell 12 and circuit board 7
Higher with the size and borehole accuracy of out connector three, after three's assembling, circuit board one is just exposed in the end of welding foot 6
Segment, such structure is convenient for welding.Using this structure, product is very compact, and scientific arrangement is reasonable, and air guide contact is reliable,
Without mount stress, there is no high impedance, diversion effect is good, has filter function and EMC anti-electromagnetic interference function.
Referring to Fig. 4, the inner sidewall of the casing 12 is equipped with multiple support columns 13, and the support column end is equipped with screw
Hole, the circuit board 7 are fixed by screws on support column；The support column lifts circuit board, keeps the position of circuit board slightly lower
In the position of 6 end of welding foot, in favor of welding foot is welded on circuit boards.
In the preferred embodiment, the support foot 14 of multiple support high current air guides is erect on the bottom plate of the casing 12,
So as to firm support high current air guide.
Above embodiments are by way of example only, non-to provide constraints.It is any without departing from the application spirit and scope, and to it
The equivalent modifications or change of progress, shall be included in the scope of claims of this application.
Claims (9)
1. a kind of high current air guide, it is characterised in that: the copper bar (1) with strip, described 90 degree of bendings in copper bar middle part will
Copper bar is divided into copper bar horizontal segment (2) and copper bar vertical section (3), and the end of copper bar horizontal segment is equipped with first through hole (4), to defeated
The copper post (5) of connector is spirally connected out, and the end of copper bar vertical section is equipped with the welding foot (6) of multiple comb teeth-shapeds, the welding
Foot from bottom to top penetrates circuit board (7) and and welding circuit board.
2. high current air guide as described in claim 1, it is characterised in that: described one round of copper bar vertical section housing
It filters magnetic core (8).
3. high current air guide as claimed in claim 2, it is characterised in that: the filtering magnetic core (8) is existed with adhesive adherence
On the copper bar vertical section (2).
4. high current air guide as claimed in claim 2, it is characterised in that: the filtering magnetic core (8) is fixed on a set
In ring, lantern ring is stuck on the copper bar vertical section (2) using interference fit.
5. high current air guide as claimed in claim 2, it is characterised in that: be clamped one on the copper bar vertical section (3)
Pedestal (9), erects clamp (9a) on the pedestal, and the filtering magnetic core (8) is connected on the pedestal by the clamp.
6. high current air guide as described in claim 1, it is characterised in that: it further include one piece of EMC filtered electrical flowing plate (10),
The end of the EMC filtered electrical flowing plate is equipped with the second through-hole (11), second through-hole and the first through hole (4) coaxial placement,
It is spirally connected convenient for stacking copper bar (1) and EMC filtered electrical flowing plate with the copper post of out connector (5).
7. a kind of Vehicular charger including casing (12), the circuit board (7) being fixed in casing, is fixed on chassis sidewall
Out connector, one end of the out connector are copper post (5), it is characterised in that: use any one of claim 1 to 6
The high current air guide connects the circuit board and out connector.
8. Vehicular charger as claimed in claim 7, it is characterised in that: the inner sidewall of the casing (12) is equipped with multiple
Dagger (13), the support column end are equipped with screw hole, and the circuit board (7) is fixed by screws on support column；The branch
Dagger lifts circuit board, so that the position of circuit board is slightly below the position of the welding foot (6) end, in favor of welding welding foot
On circuit boards.
9. Vehicular charger as claimed in claim 8, it is characterised in that: erect multiple supports on the bottom plate of the casing (12)
The support foot (14) of high current air guide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810898306.1A CN108963484B (en) | 2018-08-08 | 2018-08-08 | Heavy current guide member and vehicle-mounted charger with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810898306.1A CN108963484B (en) | 2018-08-08 | 2018-08-08 | Heavy current guide member and vehicle-mounted charger with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108963484A true CN108963484A (en) | 2018-12-07 |
| CN108963484B CN108963484B (en) | 2024-01-26 |
Family
ID=64467914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810898306.1A Active CN108963484B (en) | 2018-08-08 | 2018-08-08 | Heavy current guide member and vehicle-mounted charger with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108963484B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110154800A (en) * | 2019-05-23 | 2019-08-23 | 深圳威迈斯新能源股份有限公司 | Vehicular charger inner mounting structure and Vehicular charger |
| CN111916926A (en) * | 2019-05-09 | 2020-11-10 | 博格华纳公司 | Electric connector and control valve comprising same |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201478503U (en) * | 2009-06-09 | 2010-05-19 | 艾默生网络能源系统北美公司 | Power-supply connector |
| CN201584861U (en) * | 2009-12-21 | 2010-09-15 | 东莞市瑞柯电机有限公司 | EMC filter circuit board welded on motor |
| CN202695885U (en) * | 2012-07-13 | 2013-01-23 | 海韵电子工业股份有限公司 | Filtering connector |
| CN203942747U (en) * | 2014-07-08 | 2014-11-12 | 安徽金峰新能源股份有限公司 | The fixed copper bar of magnet ring |
| CN204316942U (en) * | 2014-12-26 | 2015-05-06 | 上海埃德电子股份有限公司 | A kind of 500 kilowatts of modular electromagnetic interference filters |
| CN104600969A (en) * | 2015-01-06 | 2015-05-06 | 江苏东方四通科技股份有限公司 | High-power switching power supply output filtering device |
| CN207318575U (en) * | 2017-10-24 | 2018-05-04 | 启东双赢电子科技有限公司 | A kind of dot matrix open loop large current sensor |
| CN208596803U (en) * | 2018-08-08 | 2019-03-12 | 深圳威迈斯新能源股份有限公司 | High current air guide and Vehicular charger with the air guide |
-
2018
- 2018-08-08 CN CN201810898306.1A patent/CN108963484B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201478503U (en) * | 2009-06-09 | 2010-05-19 | 艾默生网络能源系统北美公司 | Power-supply connector |
| CN201584861U (en) * | 2009-12-21 | 2010-09-15 | 东莞市瑞柯电机有限公司 | EMC filter circuit board welded on motor |
| CN202695885U (en) * | 2012-07-13 | 2013-01-23 | 海韵电子工业股份有限公司 | Filtering connector |
| CN203942747U (en) * | 2014-07-08 | 2014-11-12 | 安徽金峰新能源股份有限公司 | The fixed copper bar of magnet ring |
| CN204316942U (en) * | 2014-12-26 | 2015-05-06 | 上海埃德电子股份有限公司 | A kind of 500 kilowatts of modular electromagnetic interference filters |
| CN104600969A (en) * | 2015-01-06 | 2015-05-06 | 江苏东方四通科技股份有限公司 | High-power switching power supply output filtering device |
| CN207318575U (en) * | 2017-10-24 | 2018-05-04 | 启东双赢电子科技有限公司 | A kind of dot matrix open loop large current sensor |
| CN208596803U (en) * | 2018-08-08 | 2019-03-12 | 深圳威迈斯新能源股份有限公司 | High current air guide and Vehicular charger with the air guide |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111916926A (en) * | 2019-05-09 | 2020-11-10 | 博格华纳公司 | Electric connector and control valve comprising same |
| CN110154800A (en) * | 2019-05-23 | 2019-08-23 | 深圳威迈斯新能源股份有限公司 | Vehicular charger inner mounting structure and Vehicular charger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108963484B (en) | 2024-01-26 |
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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 | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 518000, 5 floor, Fengyun mansion, five road north, Nanshan District science and Technology Park, Shenzhen, Guangdong Applicant after: Shenzhen Vmax Power Co.,Ltd. Address before: 518000, 5 floor, Fengyun mansion, five road north, Nanshan District science and Technology Park, Shenzhen, Guangdong Applicant before: Shenzhen Vmax Power Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |