CN211238752U - Side-inserting USB connector - Google Patents
Side-inserting USB connector Download PDFInfo
- Publication number
- CN211238752U CN211238752U CN202020036693.0U CN202020036693U CN211238752U CN 211238752 U CN211238752 U CN 211238752U CN 202020036693 U CN202020036693 U CN 202020036693U CN 211238752 U CN211238752 U CN 211238752U
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- installation
- plug
- usb connector
- shielding
- elastic abutting
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- 238000009434 installation Methods 0.000 claims abstract description 100
- 238000003780 insertion Methods 0.000 claims abstract description 15
- 230000037431 insertion Effects 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 10
- 238000003466 welding Methods 0.000 claims description 50
- 230000005540 biological transmission Effects 0.000 claims description 20
- 238000005476 soldering Methods 0.000 claims description 6
- 229910000679 solder Inorganic materials 0.000 claims 9
- 238000000034 method Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
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Abstract
The utility model provides a side-inserted USB connector, which comprises a metal shell, an insulating body and a conductive terminal group, wherein the insulating body is provided with an installation base part and an insertion tongue part which extends forwards from the installation base part; the metal shell is provided with an installation end and an insertion end, the installation base is contained in the installation end, the left side wall of the installation end bends rightwards and extends to form a holding arm, the holding arm is abutted against the rear side of the installation base, and the insertion tongue is contained in the insertion end in a hanging mode; an installation avoiding notch is formed in the right side of the installation end, a shielding installation part is formed by extending the right side of the installation base part forwards, and the shielding installation part is shielded on the installation avoiding notch; the upper side wall and the lower side wall of the installation avoiding gap extend rightwards to form fixed plug pins, the right side wall of the plug end also extends rightwards to form auxiliary plug pins, and the front end of the shielding installation part is clamped and positioned on the auxiliary plug pins; the rear end of the conductive terminal group extends rightwards to form a shielding installation part.
Description
Technical Field
The utility model relates to a technical field of connector especially relates to a formula USB connector is inserted to side.
Background
With the continuous updating and development of electronic products, the electronic products are also increasingly popularized in life, and consumers have an increasing demand for miniaturization of the electronic products. The USB electrical connector is gradually becoming a development trend of modern data transmission due to its advantages of being fast, plug and play, and convenient to use and install. At present, the USB electric connector becomes a mainstream interface of devices related to a computer, a mobile phone charger, and a vehicle-mounted charger, and with further improvement of the USB interface technology, the application of the USB interface technology will be further expanded.
Currently, the types of the conventional electrical connectors are classified into a horizontal electrical connector and a side-plug electrical connector. The tongue plate of the lying type electrical connector is approximately parallel to the circuit board connected with the tongue plate, so that a wider circuit board area is occupied. The tongue plate of the side-inserted electric connector is approximately vertical to the circuit board connected with the side-inserted electric connector, so that the use area of the circuit board can be reduced, and the development of miniaturization of electronic products is facilitated.
The side-inserting type electric connector has the advantages that the structure is complex, the assembly process is complex, the assembly efficiency is limited and is difficult to improve, the production cost is high, the defects of infirm assembly, easy loose damage and short service life exist, and the use experience of a user is seriously influenced.
Therefore, there is a need for a side-plug USB connector to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a formula USB connector is inserted to side, this formula USB connector is inserted to side has simple structure, equipment simple process, packaging efficiency height, low in production cost, the firm, the long service life's of equipment advantage.
In order to achieve the above purpose, the utility model provides a side-inserted USB connector, which comprises a metal shell, an insulating body and a conductive terminal group,
the insulating body is provided with an installation base part and a plug tongue part extending forwards from the installation base part, the conductive terminal group is embedded and fixed on the installation base part, and the front end of the conductive terminal group extends to the plug tongue part;
the metal shell is provided with an installation end and an insertion end, the installation base is contained in the installation end, the left side wall of the installation end bends rightwards to extend to form a holding arm, the holding arm abuts against the rear side of the installation base, and the insertion tongue is contained in the insertion end in a hanging mode;
an installation avoiding notch is formed in the right side of the installation end, the right side of the installation base extends forwards to form a shielding installation part, and the shielding installation part is shielded on the installation avoiding notch;
the upper side wall and the lower side wall of the installation avoiding gap extend rightwards to form fixed inserting pins, the right side wall of the inserting end also extends rightwards to form auxiliary inserting pins, and the front end of the shielding installation part is positioned on the auxiliary inserting pins in a clamping manner; the rear end of the conductive terminal group extends rightwards to form the shielding installation part.
Preferably, the front end of the shielding installation part is formed with a clamping and positioning groove, and the auxiliary plug pin is clamped and positioned in the clamping and positioning groove.
Preferably, the right sides of the upper side wall and the lower side wall of the mounting end are both provided with positioning steps, and the right side of the mounting base is provided with positioning protrusions which are clamped and positioned in a one-to-one correspondence manner with the positioning steps.
Preferably, the conductive terminal set includes two charging transmission terminals, and each charging transmission terminal includes a first embedding portion, a first elastic abutting portion extending forward from the first embedding portion, and a first welding pin extending rightward from the first embedding portion.
Preferably, the conductive terminal set further comprises two data transmission terminals, each data transmission terminal comprises a second embedding portion, a second elastic interference portion extending forwards from the second embedding portion, and a second welding pin extending rightwards from the second embedding portion; the width of the first elastic abutting part is larger than that of the second elastic abutting part.
Preferably, the first embedding part and the second embedding part are embedded and fixed in the mounting base part, the first welding pin and the second welding pin extend out of the shielding mounting part rightwards, and the first welding pin and the second welding pin are exposed at the rear side of the mounting base part; the plug tongue portion is provided with a first hollow portion and a second hollow portion, the first hollow portion corresponds to the first elastic abutting portion one by one, the second hollow portion corresponds to the second elastic abutting portion one by one, the first elastic abutting portion corresponds to the first hollow portion one by one in a suspended mode, and the second elastic abutting portion corresponds to the second hollow portion in a suspended mode.
Preferably, the conductive terminal group further includes an auxiliary transmission terminal, the auxiliary transmission terminal includes a fixed arm, a fixed abutting portion extending forward from the fixed arm and a third welding foot extending rightward from the fixed arm, the fixed arm is embedded and fixed in the mounting base and the plug tongue, the third welding foot extends rightward and is arranged in the mounting avoiding notch and the shielding mounting portion, the third welding foot is located at the front side of the first welding foot and the front side of the second welding foot, the upper side and the lower side of the fixed abutting portion are exposed at the front end of the plug tongue, and the width of the fixed abutting portion is greater than the width of the fixed arm.
Preferably, the two second elastic abutting parts are located between the two first elastic abutting parts, and the fixed arm is located between the two second elastic abutting parts; the rear side of the mounting base part is provided with a containing groove, the first welding feet and the second welding feet are both positioned in the containing groove, and the two second welding feet are positioned between the two first welding feet in parallel at intervals along the vertical direction.
Preferably, the third welding foot includes a first connecting section arranged along the left-right direction, a second connecting section arranged along the vertical direction, a third connecting section arranged along the front-rear direction, and a welding section arranged along the left-right direction, the first connecting section, the second connecting section, the third connecting section, and the welding section are connected in sequence from left to right, the position of the first connecting section is higher than that of the third connecting section, and the welding section is located at the front side of the first connecting section.
Preferably, the upper and lower side walls and the left side wall of the insertion end are both torn inwards and extended to form elastic contact arms.
Because the insulating body of the side-plug type USB connector of the utility model is provided with the mounting base part and the plug tongue part which extends forwards from the mounting base part, the conductive terminal group is embedded and fixed on the mounting base part, and the front end of the conductive terminal group extends to the plug tongue part; the metal shell is provided with an installation end and an insertion end, the installation base is accommodated in the installation end, the left side wall of the installation end bends rightwards and extends to form a holding arm, the holding arm is abutted against the rear side of the installation base, and the insertion tongue is accommodated in the insertion end in a hanging manner; an installation avoiding notch is formed in the right side of the installation end, the right side of the installation base extends forwards to form a shielding installation part, and the shielding installation part is shielded on the installation avoiding notch; the upper side wall and the lower side wall of the installation avoiding gap extend rightwards to form fixed plug pins, the right side wall of the plug end also extends rightwards to form auxiliary plug pins, and the front end of the shielding installation part is positioned on the auxiliary plug pins in a clamping manner; the rear end of the conductive terminal group extends rightwards to form a shielding installation part. Then contradict in the rear side of installation basal portion through tight arm, shield the installation department and shield on the breach is dodged in the installation, and shield the cooperation structure that the front end block of installation department was positioned on supplementary grafting foot, make the utility model discloses a side formula USB connector of inserting assembles firmly, difficult loose damage, life prolongs greatly, and then has improved user's use and experienced. Moreover, the structure is simpler, the assembly process is simplified, the assembly efficiency is improved, and the production cost is greatly reduced.
Drawings
Fig. 1 is a perspective view of the side-inserted USB connector according to the present invention.
Fig. 2 is a schematic view of fig. 1 from another view angle.
Fig. 3 is an exploded view of fig. 1.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and preferred embodiments, but the embodiments of the invention are not limited thereto.
Referring to fig. 1 to 3, the side-plug USB connector 100 of the present invention includes a metal shell 10, an insulating body 20 and a conductive terminal set 30, wherein the insulating body 20 has an installation base 21 and a plug tongue 22 extending forward from the installation base 21, the conductive terminal set 30 is embedded and fixed on the installation base 21, and the front end of the conductive terminal set 30 extends to the plug tongue 22; the metal shell 10 has a mounting end 11 and a plugging end 12, the mounting base 21 is accommodated in the mounting end 11, the left side wall of the mounting end 11 is bent and extended rightwards to form a clasping arm 111, the clasping arm 111 abuts against the rear side of the mounting base 21, and the plugging tongue 22 is suspended and accommodated in the plugging end 12; an installation avoiding notch 112 is formed on the right side of the installation end 11, a shielding installation part 211 is formed by extending the right side of the installation base 21 forwards, and the shielding installation part 211 is shielded on the installation avoiding notch 112; the upper side wall and the lower side wall of the installation avoiding gap 112 extend rightwards to form a fixed plug pin 113, the right side wall of the plug end 12 also extends rightwards to form an auxiliary plug pin 121, and the front end of the shielding installation part 211 is clamped and positioned on the auxiliary plug pin 121; the rear end of the conductive terminal group 30 extends rightward to form a shielding mounting portion 211. Then contradict in the rear side of installation basal portion 21 through tight arm, shield installation department 211 and shield on the breach 112 is dodged in the installation, and shield the cooperation structure that the front end block of installation department 211 was positioned on supplementary plug pin 121, make the utility model discloses a side formula USB connector 100 of inserting is assembled firmly, is difficult for loose damage, and life prolongs greatly, and then has improved user's use and experienced. Moreover, the structure is simpler, the assembly process is simplified, the assembly efficiency is improved, and the production cost is greatly reduced. Specifically, the following:
the front end of the shielding installation part 211 is formed with a fastening positioning groove 2111, and the auxiliary plug pin 121 is fastened and positioned in the fastening positioning groove 2111. Therefore, the front end of the shielding installation part 211 is clamped and positioned on the matching structure of the auxiliary plug pins 121, and the assembly structure is more stable and firm.
Meanwhile, positioning steps 114 are formed on the right sides of the upper and lower side walls of the mounting end 11, and positioning protrusions 212 which are engaged and positioned with the positioning steps 114 in a one-to-one correspondence manner are formed on the right side of the mounting base 21. The firmness of the assembly structure is further enhanced.
Furthermore, the conductive terminal set 30 includes two charging transmission terminals 31, and the charging transmission terminals 31 include a first embedding portion 311, a first elastic abutting portion 312 extending forward from the first embedding portion 311, and a first welding pin 313 extending rightward from the first embedding portion 311. The conductive terminal set 30 further includes two data transmission terminals 32, each data transmission terminal 32 includes a second embedding portion 321, a second elastic abutting portion 322 extending forward from the second embedding portion 321, and a second soldering pin 323 extending rightward from the second embedding portion 321; the width of the first elastic abutting portion 312 is greater than that of the second elastic abutting portion 322, so as to improve the load current capability and facilitate the realization of the faster charging requirement. The first embedding portion 311 and the second embedding portion 321 are embedded and fixed in the mounting base portion 21, the first welding pin 313 and the second welding pin 323 extend out of the shielding mounting portion 211 rightward, and the first welding pin 313 and the second welding pin 323 are exposed at the rear side of the mounting base portion 21. Then, the first welding pin 313 and the second welding pin 323 are electrically connected to the circuit board in the form of socket welding, so that the assembly process is greatly simplified, the efficiency is greatly improved, and the structure is simpler, thereby further reducing the cost. The plugging tongue 22 is formed with a first hollow portion 221 corresponding to the first elastic abutting portion 312 one by one and a second hollow portion 222 corresponding to the second elastic abutting portion 322 one by one, the first elastic abutting portion 312 is suspended in the first hollow portion 221 one by one, and the second elastic abutting portion 322 is suspended in the second hollow portion 222 one by one. When the plug connector is inserted from the outside, the first elastic abutting portion 312 and the second elastic abutting portion 322 can elastically abut against each other to electrically connect with the plug connector inserted from the outside, so as to ensure good electrical contact, and the first elastic abutting portion 312 and the second elastic abutting portion 322 have sufficient deformation space in the first hollow portion 221 and the second hollow portion 222, thereby avoiding accidents such as short circuit caused by interference.
Furthermore, the conductive terminal set 30 further includes an auxiliary transmission terminal 33, the auxiliary transmission terminal 33 includes a fixing arm 331, a fixing abutting portion 332 extending forward from the fixing arm 331, and a third welding pin 333 extending rightward from the fixing arm 331, the fixing arm 331 is embedded and fixed in the mounting base portion 21 and the inserting tongue portion 22, the third welding pin 333 extends rightward and is disposed on the mounting avoiding notch 112 and the shielding mounting portion 211, and the third welding pin 333 is disposed at the front side of the first welding pin 313 and the second welding pin 323, the third welding pin 333 is electrically connected to the circuit board through a jack welding manner, so that the assembly process is greatly simplified, the efficiency is greatly improved, the structure is simpler, and the cost is further reduced. The upper and lower sides of the fixing interference part 332 are exposed at the front end of the insertion tongue 22, and the width of the fixing interference part 332 is greater than that of the fixing arm 331. So as to facilitate the electrical interference of the plug connector inserted from the outside. In this embodiment, the auxiliary transmission terminal 33 is preferably used as a flash charging pin, and the auxiliary charging signal is induced to realize the flash charging function of the large current output terminal.
Preferably, the two second elastic contact portions 322 are located between the two first elastic contact portions 312, and the fixing arm 331 is located between the two second elastic contact portions 322; the rear side of the mounting base 21 forms a receiving groove 213, the first welding leg 313 and the second welding leg 323 are both located in the receiving groove 213, and the two second welding legs 323 are spaced apart in the vertical direction and are located between the two first welding legs 313 side by side. The layout is more reasonable.
Preferably, the third welding foot 333 includes a first connection segment 3331 disposed along a left-right direction, a second connection segment 3332 disposed along a vertical direction, a third connection segment 3333 disposed along a front-rear direction, and a welding segment 3334 disposed along a left-right direction, the first connection segment 3331, the second connection segment 3332, the third connection segment 3333, and the welding segment 3334 are sequentially connected from left to right, the position of the first connection segment 3331 is higher than that of the third connection segment 3333, and the welding segment 3334 is located at a front side of the first connection segment 3331. The structural layout is more reasonable.
Preferably, the upper and lower sidewalls and the left sidewall of the plugging terminal 12 are both torn inwards to form elastic contact arms 122. The plug-in connector is convenient to assist in elastically clamping the plug-in connector inserted from the outside, and the plug-in connector inserted from the outside is prevented from falling off accidentally.
The installation and use principle of the side-plugged USB connector 100 of the present invention will be described in detail with reference to the accompanying drawings:
firstly, will the utility model discloses an on placing appointed mounted position on the circuit board in the formula USB connector 100 is inserted to the side, fixed pin 113 and supplementary pin 121 all peg graft in the corresponding spliced eye on the circuit board, and in first welding foot 313, second welding foot 323 and third welding foot 333 also all pegged graft in the corresponding spliced eye on the circuit board, then welded fastening makes the utility model discloses a formula USB connector 100 is inserted to the side electricity on the circuit board, can realize the electric connection function of connector.
Because the insulating body 20 of the side-plug USB connector 100 of the present invention has a mounting base 21 and a plug tongue 22 extending forward from the mounting base 21, the conductive terminal set 30 is embedded and fixed on the mounting base 21, and the front end of the conductive terminal set 30 extends to the plug tongue 22; the metal shell 10 has a mounting end 11 and a plugging end 12, the mounting base 21 is accommodated in the mounting end 11, the left side wall of the mounting end 11 is bent and extended rightwards to form a clasping arm 111, the clasping arm 111 abuts against the rear side of the mounting base 21, and the plugging tongue 22 is suspended and accommodated in the plugging end 12; an installation avoiding notch 112 is formed on the right side of the installation end 11, a shielding installation part 211 is formed by extending the right side of the installation base 21 forwards, and the shielding installation part 211 is shielded on the installation avoiding notch 112; the upper side wall and the lower side wall of the installation avoiding gap 112 extend rightwards to form a fixed plug pin 113, the right side wall of the plug end 12 also extends rightwards to form an auxiliary plug pin 121, and the front end of the shielding installation part 211 is clamped and positioned on the auxiliary plug pin 121; the rear end of the conductive terminal group 30 extends rightward to form a shielding mounting portion 211. Then contradict in the rear side of installation basal portion 21 through tight arm, shield installation department 211 and shield on the breach 112 is dodged in the installation, and shield the cooperation structure that the front end block of installation department 211 was positioned on supplementary plug pin 121, make the utility model discloses a side formula USB connector 100 of inserting is assembled firmly, is difficult for loose damage, and life prolongs greatly, and then has improved user's use and experienced. Moreover, the structure is simpler, the assembly process is simplified, the assembly efficiency is improved, and the production cost is greatly reduced.
The present invention has been described above with reference to the embodiments, but the present invention is not limited to the above disclosed embodiments, and various modifications and equivalent combinations according to the essence of the present invention should be covered.
Claims (10)
1. A side-plug USB connector is characterized in that it comprises a metal shell, an insulating body and a conductive terminal set,
the insulating body is provided with an installation base part and a plug tongue part extending forwards from the installation base part, the conductive terminal group is embedded and fixed on the installation base part, and the front end of the conductive terminal group extends to the plug tongue part;
the metal shell is provided with an installation end and an insertion end, the installation base is contained in the installation end, the left side wall of the installation end bends rightwards to extend to form a holding arm, the holding arm abuts against the rear side of the installation base, and the insertion tongue is contained in the insertion end in a hanging mode;
an installation avoiding notch is formed in the right side of the installation end, the right side of the installation base extends forwards to form a shielding installation part, and the shielding installation part is shielded on the installation avoiding notch;
the upper side wall and the lower side wall of the installation avoiding gap extend rightwards to form fixed inserting pins, the right side wall of the inserting end also extends rightwards to form auxiliary inserting pins, and the front end of the shielding installation part is positioned on the auxiliary inserting pins in a clamping manner; the rear end of the conductive terminal group extends rightwards to form the shielding installation part.
2. The side-plug type USB connector according to claim 1, wherein the front end of the shielding installation part is formed with a snap-fit positioning groove, and the auxiliary plug pin is snap-fit positioned in the snap-fit positioning groove.
3. The side-plug type USB connector according to claim 1, wherein the right sides of the upper and lower sidewalls of the mounting end are formed with positioning steps, and the right side of the mounting base is formed with positioning protrusions that are engaged with the positioning steps in a one-to-one correspondence.
4. The side-plug USB connector of claim 1, wherein the set of conductive terminals comprises two charging transmission terminals, and the charging transmission terminals comprise a first embedded portion, a first elastic contact portion extending forward from the first embedded portion, and a first soldering pin extending rightward from the first embedded portion.
5. The side-plug USB connector according to claim 4, wherein the set of conductive terminals further comprises two data transmission terminals, the data transmission terminals comprise a second embedded portion, a second elastic abutting portion extending forward from the second embedded portion, and a second welding pin extending rightward from the second embedded portion; the width of the first elastic abutting part is larger than that of the second elastic abutting part.
6. The side-plug type USB connector according to claim 5, wherein the first embedding portion and the second embedding portion are embedded and fixed in the mounting base, the first soldering pin and the second soldering pin extend out of the shielding mounting portion to the right, and the first soldering pin and the second soldering pin are exposed at the rear side of the mounting base; the plug tongue portion is provided with a first hollow portion and a second hollow portion, the first hollow portion corresponds to the first elastic abutting portion one by one, the second hollow portion corresponds to the second elastic abutting portion one by one, the first elastic abutting portion corresponds to the first hollow portion one by one in a suspended mode, and the second elastic abutting portion corresponds to the second hollow portion in a suspended mode.
7. The side-plug USB connector according to claim 6, wherein the conductive terminal set further comprises an auxiliary transmission terminal, the auxiliary transmission terminal comprises a fixed arm, a fixed contact portion extending forward from the fixed arm, and a third solder foot extending rightward from the fixed arm, the fixed arm is embedded and fixed in the mounting base and the plug tongue, the third solder foot extends rightward and is disposed on the mounting avoiding gap and the shielding mounting portion, the third solder foot is disposed at the front side of the first solder foot and the second solder foot, the upper and lower sides of the fixed contact portion are exposed at the front end of the plug tongue, and the width of the fixed contact portion is greater than the width of the fixed arm.
8. The side-plug USB connector of claim 7, wherein two of the second elastic abutting portions are located between the two of the first elastic abutting portions, and the fixing arm is located between the two of the second elastic abutting portions; the rear side of the mounting base part is provided with a containing groove, the first welding feet and the second welding feet are both positioned in the containing groove, and the two second welding feet are positioned between the two first welding feet in parallel at intervals along the vertical direction.
9. The side-plug type USB connector according to claim 7 or 8, wherein the third solder leg includes a first connecting section disposed along a left-right direction, a second connecting section disposed along a vertical direction, a third connecting section disposed along a front-rear direction, and a solder section disposed along a left-right direction, the first connecting section, the second connecting section, the third connecting section, and the solder section are sequentially connected from left to right, and the first connecting section is higher than the third connecting section, and the solder section is located at a front side of the first connecting section.
10. The side-plug type USB connector according to claim 1, wherein the top and bottom walls and the left wall of the plug end are torn inward to form elastic contact arms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020036693.0U CN211238752U (en) | 2020-01-07 | 2020-01-07 | Side-inserting USB connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020036693.0U CN211238752U (en) | 2020-01-07 | 2020-01-07 | Side-inserting USB connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211238752U true CN211238752U (en) | 2020-08-11 |
Family
ID=71916994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020036693.0U Expired - Fee Related CN211238752U (en) | 2020-01-07 | 2020-01-07 | Side-inserting USB connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211238752U (en) |
-
2020
- 2020-01-07 CN CN202020036693.0U patent/CN211238752U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220608 Address after: 523000 Building 1, No. 83, Lianyan street, Dalingshan Town, Dongguan City, Guangdong Province Patentee after: Dongguan Yuanlong Precision Electronics Co.,Ltd. Address before: 523000 No. 2, Dongyi lane, Wangyuan Road, Yanwu village, Dalingshan Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN KAYOU ELECTRONIC TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |