CN204834934U - Board is to board connector and conductive terminal thereof - Google Patents
Board is to board connector and conductive terminal thereof Download PDFInfo
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- CN204834934U CN204834934U CN201520644856.2U CN201520644856U CN204834934U CN 204834934 U CN204834934 U CN 204834934U CN 201520644856 U CN201520644856 U CN 201520644856U CN 204834934 U CN204834934 U CN 204834934U
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- elasticity butt
- butt section
- section
- board
- elasticity
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Abstract
The utility model discloses a board is to board connector and conductive terminal thereof. This board is single setting to the conductive terminal of board connector. Each conductive terminal all includes first elasticity butt joint section, second elasticity butt joint section, connecting portion of connecting this first elasticity butt joint section and this second elasticity butt joint section, one by these connecting portion with should be first enclose the portion of holding that forms of establishing, one keep away from the first weld part of one side of this portion of holding and one section keep away from the second weld part of this one side that holds formed at this second elasticity butt joint formed at this first elasticity butt joint section with second elasticity butt joint section. The utility model discloses a conductive terminal both can act as the male terminal also can act as the female terminal to cost of manufacture and part stock reduce. In addition, this conductive terminal's structural design can make the board of the mutual butt joint combination between to board connector safe and reliable more.
Description
Technical field
The utility model relates to a kind of connector technique field, relates to a kind of board to board connector and conducting terminal thereof especially.
Background technology
To plate (BoardToBoard) connector, plate refers to that the board to board connector that assembling can be arranged on another circuit board with another on circuit boards connects, thus reduce the integral thickness of electronic installation, and the compact development trend of current electronic product can be met.
Please refer to shown in Fig. 1, existing two board to board connectors 9,9 ' mutually docked have employed the structure that two arrange independently male terminal 90 and the independent female terminal 92 of two rows respectively, wherein each male terminal 90 all has roughly in straight contact jaw 900, each female terminal 92 is all designed to a U-shaped structure to provide elastic contact part 920, matched with elastic contact part 920 by straight contact jaw 900, with the mechanical connection realized between these two board to board connectors 9,9 ' and the function electrically conducted.
But, existing board to board connector 9 or 9 ' mainly there is following defect: the first, male terminal 90 and female terminal 92 are double setting, cause part stock cannot effectively reduce, stock buildup cost always; The second, male terminal 90 and female terminal 92 need different diels to make, and this traditional structural design makes cost of manufacture cannot effectively reduce always.
Therefore, applicant proposes a kind of conducting terminal that can singlely be arranged in insulating body, can reduce cost of manufacture, reduce part stock, thus solve the above-mentioned problems in the prior art.
Utility model content
A wherein object of the present utility model is to provide a kind of board to board connector, and its conducting terminal can singlely be arranged in this insulating body, and this conducting terminal both can serve as male terminal also can serve as female terminal, thus reduces cost of manufacture and part stock.
Another object of the present utility model is the conducting terminal providing a kind of board to board connector, and it can single setting be installed in insulating body, and this conducting terminal both can serve as male terminal also can serve as female terminal, thus reduces cost of manufacture and part stock.
Other object of the present utility model and advantage can be further understood from the technical characteristic disclosed by the utility model.
For reaching above-mentioned purpose, the utility model adopts following technical scheme: a kind of board to board connector, includes the conducting terminal of an insulating body and several single settings.This insulating body comprises a diapire, one first upstanding wall, one second upstanding wall, several terminal accommodating conduits and a host cavity, and wherein this first upstanding wall and this second upstanding wall upwards vertically extend abreast from this diapire; These terminal accommodating conduits are formed on this first upstanding wall and this second upstanding wall; Each terminal accommodating conduit all has a first paragraph conduit and be formed on this first upstanding wall and is formed at second segment conduit on this second upstanding wall; This host cavity is between this first upstanding wall and this second upstanding wall.These conducting terminals are arranged in single, and are assembled on this insulating body in single mode, each conducting terminal includes the first elasticity Butt Section that has the first elasticity docking section, the one second elasticity Butt Section with the second elasticity docking section, the connecting portion of one this first elasticity Butt Section of connection and this second elasticity Butt Section, one accommodation section enclosed by this connecting portion and this first and second elasticity Butt Section, one is formed at first weld part of this first elasticity Butt Section away from the side of this accommodation section, and one is formed at second weld part of this second elasticity Butt Section away from the side of this accommodation section, wherein this first elasticity Butt Section group enters this first paragraph conduit, this the second elasticity Butt Section group enters this second segment conduit, this connecting portion is in the bottom of this host cavity, and this accommodation section and this host cavity coincide, and this first weld part and this second weld part are then exposed to outside this insulating body.
Wherein in an embodiment, this the first elasticity Butt Section and this second elasticity Butt Section are all in inverted U, this accommodation section is U-shaped, this first weld part and this second weld part be connected this first elasticity Butt Section and this second elasticity Butt Section respectively and vertical in the opposite direction bending again horizontal-extending form, this the first weld part level protrudes out the outside of this first upstanding wall, and this second weld part level protrudes out the outside of this second upstanding wall.
Wherein in an embodiment, this first elastic contact part be formed at this first elasticity Butt Section near this second elasticity Butt Section side and protrude out towards this second elasticity Butt Section, this second elastic contact part be formed at this second elasticity Butt Section the side away from this first elasticity Butt Section and protrude out towards the direction away from this first elasticity Butt Section; This second elastic contact part is exposed in this host cavity.
Wherein in an embodiment, this connecting portion connects this first elasticity Butt Section and this second elasticity Butt Section in the bottom end of inverted U structure.
Wherein in an embodiment, be also formed with several location holes running through the diapire of this insulating body in the bottom of this host cavity, these location holes and these terminal accommodating conduit one_to_one corresponding are also interconnected; The structure at least partially of the connecting portion of this conducting terminal is exposed to outside this insulating body through this location hole.
For reaching above-mentioned purpose, the utility model also adopts following technical scheme: a kind of conducting terminal of board to board connector, comprise the first elasticity Butt Section that has the first elasticity docking section, the one second elasticity Butt Section with the second elasticity docking section, the connecting portion of one this first elasticity Butt Section of connection and this second elasticity Butt Section, one accommodation section enclosed by this connecting portion and this first and second elasticity Butt Section, one is formed at first weld part of this first elasticity Butt Section away from the side of this accommodation section, and one is formed at second weld part of this second elasticity Butt Section away from the side of this accommodation section.
Wherein in an embodiment, this the first elasticity Butt Section and this second elasticity Butt Section are all in inverted U, this accommodation section is U-shaped, this first weld part and this second weld part be connected this first elasticity Butt Section and this second elasticity Butt Section respectively and vertical in the opposite direction bending again horizontal-extending form.
Wherein in an embodiment, this first elastic contact part be formed at this first elasticity Butt Section near this second elasticity Butt Section side and protrude out towards this second elasticity Butt Section, this second elastic contact part be formed at this second elasticity Butt Section the side away from this first elasticity Butt Section and protrude out towards the direction away from this first elasticity Butt Section.
Wherein in an embodiment, this connecting portion connects this first elasticity Butt Section and this second elasticity Butt Section in the bottom end of inverted U structure.
Compared to prior art, the utility model board to board connector have employed the conducting terminal of single setting, and this conducting terminal both can serve as male terminal also can serve as female terminal, thus reduces cost of manufacture and part stock.In addition, the structural design of this conducting terminal can make the combination between the board to board connector of docking mutually more safe and reliable.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of existing two board to board connectors that can mutually dock.
Fig. 2 is the stereo decomposing structural representation of the utility model board to board connector.
The stereo decomposing structural representation that Fig. 3 is the other direction of this board to board connector shown in Fig. 2.
The stereo decomposing structural representation in the another direction that Fig. 4 is this board to board connector shown in Fig. 2.
Fig. 5 is the cross-sectional view of the utility model board to board connector.
Fig. 6 is the cross-sectional view of board to board connector before grafting that the utility model board to board connector is identical with it with another.
Fig. 7 is the intermeshing simulation schematic diagram of the conducting terminal after grafting of two board to board connectors shown in Fig. 6.
main Reference Numerals in the utility model Figure of description is described as follows:
Board to board connector 1,1 '
Insulating body 10 diapire 11
Vertical end 12 longitudinal part 120
Transverse part 122 first upstanding wall 13
First narrow post 130 first back-up block 132
The narrow post 140 of second upstanding wall 14 second
Second back-up block 142 horizontal-extending section 144
Terminal accommodating conduit 15 first paragraph conduit 150
Second segment conduit 152 host cavity 16
Location hole 160 conducting terminal 20
First elasticity Butt Section 21 first elastic contact part 210
Second elasticity Butt Section 22 second elastic contact part 220
Connecting portion 23 first weld part 24
Second weld part 25 accommodation section 26.
Embodiment
The explanation of following examples is graphic with reference to what add, can in order to the specific embodiment implemented in order to illustrate the utility model.The direction term that the utility model is mentioned, such as " on ", D score, "front", "rear", "left", "right", " top ", " end " etc., be only the direction with reference to annexed drawings.Therefore, the direction term of use is in order to illustrate and to understand the utility model, and is not used to limit the utility model.
Please refer to the detailed configuration of the utility model board to board connector 1 shown in Fig. 2 to Fig. 7, wherein Fig. 2 is the stereo decomposing structural representation of the utility model board to board connector 1; Fig. 3 is the stereo decomposing structural representation of the other direction of this board to board connector 1 shown in Fig. 2; Fig. 4 is the stereo decomposing structural representation in the another direction of this board to board connector 1 shown in Fig. 2; Fig. 5 is the cross-sectional view of the utility model board to board connector 1; Fig. 6 is two the identical cross-sectional view of board to board connector 1,1 ' before grafting; And Fig. 7 is the intermeshing simulation schematic diagram of two board to board connectors 1,1 ' conducting terminal after grafting shown in Fig. 6.
Please refer to shown in Fig. 2, Fig. 3 and Fig. 4, this board to board connector 1 comprises an insulating body 10 and several are the conducting terminal 20 of single setting.
As shown in Figure 2 and Figure 3, this insulating body 10, in lengthwise open, comprises a diapire 11(as shown in Figure 4), two vertical end 12,1 first upstanding wall 13,1 second upstanding walls 14, several terminal accommodating conduit 15 and host cavities 16.
As shown in Figure 2 and Figure 3, these two vertical ends 12 upwards vertically extend from this diapire 11, and symmetrical.The cross section of each vertical end 12 is all in L-type.This vertical end 12 has longitudinal part 120 and a transverse part 122, and this longitudinal part 120 is mutually vertical with this transverse part 122 and form L-type.
As shown in Figure 2 and Figure 3, this first upstanding wall 13 is also stand on this diapire 11(label to see Fig. 4 with this second upstanding wall 14) above also upwards vertically extend, and between these two vertical ends 12.This first upstanding wall 13 is longitudinal with this second upstanding wall 14 and is parallel to each other.This first upstanding wall 13 between the longitudinal part 120 of these two vertical ends 12 and with this longitudinal part 120 level connection joint.This second upstanding wall 14 is between the transverse part 122 of these two vertical ends 12, and this second upstanding wall 14 and this transverse part 122 are that diapire 11 is vertical is connected by this, as shown in Figure 4.In the present embodiment, the lateral surface of this first upstanding wall 13 is upright planes, and the lateral surface of this second upstanding wall 14 is then in L-type, and this second upstanding wall 14 forms a horizontal-extending section 144(label at this diapire 11 place close and sees Fig. 3).This structure designs according to the change of the length of two welding foots of conducting terminal 20, itself and inessential structure, and in fact the detail structure of this first upstanding wall 13 and this second upstanding wall 14 can according to assembling or stressed needs and make appropriate change.
As shown in Figure 2 and Figure 3, these terminal accommodating conduits 15 are formed at this first upstanding wall 13 with on this second upstanding wall 14, and this first upstanding wall 13 is divided into several narrow posts 130,140 with this second upstanding wall 14, thus make this first upstanding wall 13 with this second upstanding wall 14 all in fence structure.In detail, this first upstanding wall 13 is separated into several first narrow posts 130 by these terminal accommodating conduits 15, and between adjacent two the first narrow posts 130, form a height see Fig. 3 lower than the first back-up block 132(label of this first narrow post 130), be used for adjacent the first narrow post 130 of connection two support corresponding conducting terminal 20.In like manner, this second upstanding wall 14 is also separated into several second narrow posts 140 by these terminal accommodating conduits 15, and between adjacent two the second narrow posts 140, form a height lower than the second back-up block 142 of this second narrow post 140, be used for adjacent the second narrow post 140 of connection two support corresponding conducting terminal 20.In the present embodiment, as shown in Figure 5, the end face of this first back-up block 132 is inclined-plane, and it is highly starkly lower than the height of this second back-up block 142.But in fact, the detail structure of this first back-up block 132 and this second back-up block 142 and highly all can determining according to considering of designing of the structure of the conducting terminal 20 of reality or other, therefore can not carry out limit interest field of the present utility model according to this.
As shown in Figure 2 and Figure 3, each terminal accommodating conduit 15 all has one and to be formed on this first upstanding wall 13 and to be formed on this second upstanding wall 14 and around the second segment conduit 152 of this second back-up block 142 around the first paragraph conduit 150 and of this first back-up block 132.In the present embodiment, this first paragraph conduit 150 is end face round this first back-up block 132 and both sides, and this second segment conduit 152 is end face round this second back-up block 142 and both sides.In other embodiments, can need according to the structure of conducting terminal 20 and the relation that design between these conduits and these back-up blocks 132,142 or their concrete structure, such as U-shaped or S type or other structure.
As shown in Figure 2 and Figure 3, this host cavity 16 is between this first upstanding wall 13 and this second upstanding wall 14.More particularly, this host cavity 16 sees Fig. 4 by this diapire 11(label), these two vertical ends 12, this first upstanding wall 13 and this second upstanding walls 14 enclose and form, its end face is then in open.In the present embodiment, the location hole 160(of the diapire 11 that several run through this insulating body 10 is also formed as shown in Figure 4 in the bottom of this host cavity 16), these location holes 160 are interconnected (as shown in Figure 5) with corresponding first paragraph conduit 150 and second segment conduit 152 respectively.That is each location hole 160 is all interconnected with corresponding terminal accommodating conduit 15, thus forms a part for this terminal accommodating conduit 15, the 3rd section of conduit of this terminal accommodating conduit 15 can be referred to as again.
As shown in Figure 2 and Figure 3, these conducting terminals 20 are arranged to single row configuration, and this row's conducting terminal 20 is assembled on this insulating body 10.Each conducting terminal 20 includes one first elasticity Butt Section 21, one second elasticity Butt Section 22, one is positioned at the centre of this first elasticity Butt Section 21 and this second elasticity Butt Section 22 and the connecting portion 23 the two be connected, one by this connecting portion 23, the accommodation section 26 that this first elasticity Butt Section 21 encloses with this second elasticity Butt Section 22, one is positioned at the side away from this accommodation section 26 of this first elasticity Butt Section 21 and the first weld part 24 be connected with this first elasticity Butt Section 21, and one is positioned at 26 sides away from this accommodation section of this second elasticity Butt Section 22 and the second weld part 25 be connected with this second elasticity Butt Section 22.
In the present embodiment, as shown in Figure 2 and Figure 3, this the first elasticity Butt Section 21 and this second elasticity Butt Section 22 are all roughly in inverted U structure, this connecting portion 23 connects this first elasticity Butt Section 21 and this second elasticity Butt Section 22 in the bottom end of inverted U structure, thus between these two elasticity Butt Sections 21,22, form the accommodation section 26 of U-shaped structure.That is this U-shaped accommodation section 26 is enclosed by this connecting portion 23, this first elasticity Butt Section 21 and this second elasticity Butt Section 22 to form and opening upwards.In addition, this first weld part 24 and this second weld part 25 be formed at the bottom of this first elasticity Butt Section 21 and this second elasticity Butt Section 22 respectively and vertical in the opposite direction bending again horizontal-extending form.
More particularly, as shown in Figure 2 and Figure 3, the side of this first elasticity Butt Section 21 is vertical and the first weld part 24 is vertical is connected with this, and opposite side then forms one towards this second elasticity Butt Section 22(or towards this accommodation section 26) the first elastic contact part 210 of protruding out.The structure of this second elasticity Butt Section 22 and the first elasticity Butt Section 21 slightly difference.Such as, although the side of this second elasticity Butt Section 22 is in vertical and the second weld part 25 is vertical is connected with this, but be formed with the second elastic contact part 220 protruded out away from the direction of this first elasticity Butt Section 21 one day thereon, opposite side then forms an inclined plane.As can be seen from Figure 5, be positioned at the first elastic contact part 210 on this first elasticity Butt Section 21 and the second elastic contact part 220 be positioned on this second elasticity Butt Section 22 to protrude out direction consistent, the two all protrudes out towards side.In addition, in the present embodiment, the horizontal length of this second weld part 25 is slightly larger than the horizontal length of this first weld part 24.
As shown in figures 2 and 5, when being assembled on this insulating body 10 by this conducting terminal 20, this 21 groups, the first elasticity Butt Section to enter in this first paragraph conduit 150 and is substantially supported by this first back-up block 132; This 22 groups, the second elasticity Butt Section to enter in this second segment conduit 152 and is substantially supported by this second back-up block 142, and this second elastic contact part 220 is exposed in this host cavity 16; This connecting portion 23 is positioned at the bottom of this host cavity 16, and the structure at least partially of this connecting portion 23 is exposed to outside this insulating body 10 through this location hole 160.This U-shaped accommodation section 26 is roughly identical with the host cavity 16 of this insulating body 10.This first weld part 24 level protrudes out the outside of this first upstanding wall 13, and this second weld part 25 level protrudes out the outside of this second upstanding wall 14.
The utility model conducting terminal 20 both can serve as male terminal also can serve as female terminal.
As shown in FIG. 6 and 7, two identical board to board connectors 1,1 ' of the present utility model can dock mutually.Specifically, will wherein a board to board connector 1 ' turn over turnback just can with the mutually grafting of another board to board connector 1.For convenience, the label of a board to board connector 1 ' wherein increases single quotation marks to distinguish mutually with the label of another board to board connector 1.
As shown in Figure 6, when two identical board to board connectors 1, 1 ' when connecting, in second upstanding wall 14 ' of this wherein insulating body 10 ' of a board to board connector 1 ' inserts this another board to board connector 1 host cavity 16 together with the second elasticity Butt Section 22 ' of conducting terminal 20 ' (alternatively inserting in the U-shaped accommodation section 26 of this conducting terminal 20), now second elastic contact part 220 ' of this wherein conducting terminal 20 ' of a board to board connector 1 ' can engage each other with the first elastic contact part 210 of the conducting terminal 20 of this another board to board connector 1.Simultaneously, in the host cavity 16 ' that second upstanding wall 14 and the second elasticity Butt Section 22 of conducting terminal 20 of the insulating body 10 of this another board to board connector 1 also can insert this wherein board to board connector 1 ' jointly (alternatively inserting in the U-shaped accommodation section 26 ' of this conducting terminal 20 '), now the second elastic contact part 220 of the conducting terminal 20 of this another board to board connector 1 also can engage each other with first elastic contact part 210 ' of this wherein conducting terminal 20 ' of a board to board connector 1 '.By the dual occlusion of conducting terminal 20,20 ', thus the electric connection between two board to board connectors 1,1 ' is stablized.These two board to board connectors 1,1 ' simulation drawing after bonding can shown in reference diagram 7.
In sum, the utility model have employed the conducting terminal 20 of single setting to connector for substrate 1, and this conducting terminal 20 both can serve as male terminal also can serve as female terminal, thus reduces cost of manufacture and part stock.In addition, the structural design of this conducting terminal 20 can make the combination between the board to board connector of docking mutually more safe and reliable.
Claims (9)
1. a board to board connector, includes an insulating body and several conducting terminals, it is characterized in that:
This insulating body comprises a diapire, one first upstanding wall, one second upstanding wall, several terminal accommodating conduits and a host cavity, and wherein this first upstanding wall and this second upstanding wall upwards vertically extend abreast from this diapire; These terminal accommodating conduits are formed on this first upstanding wall and this second upstanding wall; Each terminal accommodating conduit all has a first paragraph conduit and be formed on this first upstanding wall and is formed at second segment conduit on this second upstanding wall; This host cavity is between this first upstanding wall and this second upstanding wall; And
These conducting terminals are arranged in single, and are assembled on this insulating body in single mode, each conducting terminal includes the first elasticity Butt Section that has the first elasticity docking section, the one second elasticity Butt Section with the second elasticity docking section, the connecting portion of one this first elasticity Butt Section of connection and this second elasticity Butt Section, one accommodation section enclosed by this connecting portion and this first and second elasticity Butt Section, one is formed at first weld part of this first elasticity Butt Section away from the side of this accommodation section, and one is formed at second weld part of this second elasticity Butt Section away from the side of this accommodation section, wherein this first elasticity Butt Section group enters this first paragraph conduit, this the second elasticity Butt Section group enters this second segment conduit, this connecting portion is in the bottom of this host cavity, and this accommodation section and this host cavity coincide, and this first weld part and this second weld part are then exposed to outside this insulating body.
2. board to board connector as claimed in claim 1, it is characterized in that: this first elasticity Butt Section and this second elasticity Butt Section are all in inverted U, this accommodation section is U-shaped, this first weld part and this second weld part be connected this first elasticity Butt Section and this second elasticity Butt Section respectively and vertical in the opposite direction bending again horizontal-extending form, this the first weld part level protrudes out the outside of this first upstanding wall, and this second weld part level protrudes out the outside of this second upstanding wall.
3. board to board connector as claimed in claim 2, it is characterized in that: this first elastic contact part be formed at this first elasticity Butt Section near this second elasticity Butt Section side and protrude out towards this second elasticity Butt Section, this second elastic contact part be formed at this second elasticity Butt Section the side away from this first elasticity Butt Section and protrude out towards the direction away from this first elasticity Butt Section; This second elastic contact part is exposed in this host cavity.
4. board to board connector as claimed in claim 3, is characterized in that: this connecting portion connects this first elasticity Butt Section and this second elasticity Butt Section in the bottom end of inverted U structure.
5. board to board connector as claimed in claim 4, is characterized in that: be also formed with several location holes running through the diapire of this insulating body in the bottom of this host cavity, and these location holes and these terminal accommodating conduit one_to_one corresponding are also interconnected; The structure at least partially of the connecting portion of this conducting terminal is exposed to outside this insulating body through this location hole.
6. the conducting terminal of a board to board connector, it is characterized in that: this conducting terminal comprises the first elasticity Butt Section that has the first elasticity docking section, the one second elasticity Butt Section with the second elasticity docking section, the connecting portion of one this first elasticity Butt Section of connection and this second elasticity Butt Section, one accommodation section enclosed by this connecting portion and this first and second elasticity Butt Section, one is formed at first weld part of this first elasticity Butt Section away from the side of this accommodation section, and one is formed at second weld part of this second elasticity Butt Section away from the side of this accommodation section.
7. the conducting terminal of board to board connector as claimed in claim 6, it is characterized in that: this first elasticity Butt Section and this second elasticity Butt Section are all in inverted U, this accommodation section is U-shaped, this first weld part and this second weld part be connected this first elasticity Butt Section and this second elasticity Butt Section respectively and vertical in the opposite direction bending again horizontal-extending form.
8. the conducting terminal of board to board connector as claimed in claim 7, it is characterized in that: this first elastic contact part be formed at this first elasticity Butt Section near this second elasticity Butt Section side and protrude out towards this second elasticity Butt Section, this second elastic contact part be formed at this second elasticity Butt Section the side away from this first elasticity Butt Section and protrude out towards the direction away from this first elasticity Butt Section.
9. the conducting terminal of board to board connector as claimed in claim 8, is characterized in that: this connecting portion connects this first elasticity Butt Section and this second elasticity Butt Section in the bottom end of inverted U structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520644856.2U CN204834934U (en) | 2015-08-25 | 2015-08-25 | Board is to board connector and conductive terminal thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520644856.2U CN204834934U (en) | 2015-08-25 | 2015-08-25 | Board is to board connector and conductive terminal thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204834934U true CN204834934U (en) | 2015-12-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520644856.2U Active CN204834934U (en) | 2015-08-25 | 2015-08-25 | Board is to board connector and conductive terminal thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204834934U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018152974A1 (en) * | 2017-02-27 | 2018-08-30 | 深圳市华上科技有限公司 | Mutually-spliced circuit board for signal transmission, led display screen and led screen |
-
2015
- 2015-08-25 CN CN201520644856.2U patent/CN204834934U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018152974A1 (en) * | 2017-02-27 | 2018-08-30 | 深圳市华上科技有限公司 | Mutually-spliced circuit board for signal transmission, led display screen and led screen |
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