CN205726383U - Bone conduction loudspeaker - Google Patents
Bone conduction loudspeaker Download PDFInfo
- Publication number
- CN205726383U CN205726383U CN201620266847.9U CN201620266847U CN205726383U CN 205726383 U CN205726383 U CN 205726383U CN 201620266847 U CN201620266847 U CN 201620266847U CN 205726383 U CN205726383 U CN 205726383U
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- voice coil
- assembly
- vibrating reed
- folded
- soundboard
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Abstract
The open a kind of bone conduction loudspeaker of this utility model, wherein, bone conduction loudspeaker include that magnetic circuit assembly, vibrating device and folded soundboard assembly, described folded soundboard assembly are oppositely arranged with described magnetic circuit assembly, and described folded soundboard assembly is arranged at one end of described vibrating device；Described vibrating device includes that voice coil loudspeaker voice coil, voice coil loudspeaker voice coil connect seat and vibrating reed assembly, and described vibrating reed assembly is connected to described voice coil loudspeaker voice coil with described voice coil loudspeaker voice coil and is connected the two ends of seat；Described vibrating reed assembly includes vibrating reed and vibrating reed integrated vibrating reed fixed mount, and described vibrating reed fixed mount is connected with described magnetic circuit assembly.This utility model structure simplifies, and assembles simpler.
Description
Technical field
This utility model relates to audio frequency communication sphere, particularly to a kind of bone conduction loudspeaker.
Background technology
Existing bone conduction horn structure is more and more less, and interior spatial structure is more and more compacter, and structure is also multiple
Miscellaneous, assembly difficulty is bigger.
Utility model content
Main purpose of the present utility model is to provide a kind of bone conduction loudspeaker, it is intended to improve bone conduction loudspeaker
Structure, the assembling making bone conduction loudspeaker is simpler, reduces some assembling links, reduces assembly cost.
For achieving the above object, the bone conduction loudspeaker that the utility model proposes, including magnetic circuit assembly, vibration
Device and folded soundboard assembly, described folded soundboard assembly is oppositely arranged with described magnetic circuit assembly, described folded soundboard
Assembly is arranged at one end of described vibrating device, and described vibrating device includes that voice coil loudspeaker voice coil, voice coil loudspeaker voice coil connect seat and shake
Moving plate assembly, described vibrating reed assembly is connected to described voice coil loudspeaker voice coil with described voice coil loudspeaker voice coil and is connected the two ends of seat；
Described vibrating reed assembly includes vibrating reed and described vibrating reed integrated vibrating reed fixed mount, described in shake
Moving plate fixed mount is connected with described magnetic circuit assembly.
Preferably, described vibrating reed fixed mount include at least two stator and one with described vibrating reed profile
The shell of adaptive hollow；Described vibrating reed is arranged between described stator.
Preferably, described vibrating reed include inner ring, outer ring that internal and external partition arranges and connect described inner ring and
The shaker arm of described outer ring, described inner ring and two described stators connect, described outer ring and described shell
Connecting, the shape of described stator matches with described inner ring.
Preferably, described voice coil loudspeaker voice coil connection seat includes substrate and is arranged on the fixing of described substrate centre position
Post, is both provided with in the centre position of described vibrating device and described folded soundboard assembly fitting with described fixing post
The guide pillar hole joined.
Preferably, the end face of described fixing post is exposed to the outer surface of described folded soundboard assembly.
Preferably, described folded soundboard assembly includes folded soundboard and PCB circuit part, described PCB circuit part
Divide and include that pcb board and voice coil loudspeaker voice coil connecting line, described voice coil loudspeaker voice coil connecting line one end are connected with described pcb board, another
End is connected with described voice coil loudspeaker voice coil；The groove of accommodating described pcb board is offered in the side of described folded soundboard.
Preferably, the degree of depth of described groove is more than the thickness of described pcb board.
Preferably, the edge at described folded soundboard has at least one first breach, described first breach
Extend to the inwall of described groove, for described voice coil loudspeaker voice coil connecting line cabling.
Preferably, the edge at described substrate offers the second breach, and described voice coil loudspeaker voice coil connecting line passes institute
State the second breach, described vibrating device and described first breach, be connected on described pcb board.
Preferably, connecting at described voice coil loudspeaker voice coil and offer a through hole on seat, described voice coil loudspeaker voice coil connecting line is through described
Through hole, described vibrating device and described first breach, be connected on described pcb board.
Technical solutions of the utility model substitute the frame mode of vibrating reed by using vibrating device so that bone
The structure of conduction loudspeaker more simplifies, and assembling is simpler, and quality is more stable.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that,
Accompanying drawing in describing below is only embodiments more of the present utility model, for ordinary skill people
From the point of view of Yuan, on the premise of not paying creative work, it is also possible to obtain according to the structure shown in these accompanying drawings
Obtain other accompanying drawing.
Fig. 1 is the explosive view of this utility model bone conduction horn structure preferred embodiment；
Fig. 2 is the structural representation of this utility model bone conduction horn vibrating reed；
Fig. 3 is the structural representation that this utility model bone conduction speaker voice coil connects seat；
The sectional view of Fig. 4 this utility model bone conduction horn assembly one embodiment；
Fig. 5 is the sectional view of this utility model another embodiment of bone conduction horn assembly；
Fig. 6 is the sectional view of this utility model bone conduction horn assembly another embodiment；
Fig. 7 is the structural representation that soundboard folded by this utility model bone conduction loudspeaker.
Drawing reference numeral illustrates:
The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, do referring to the drawings into
One step explanation.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technology in this utility model embodiment
Scheme is clearly and completely described, it is clear that described embodiment is only of the present utility model one
Section Example rather than whole embodiments.Based on the embodiment in this utility model, this area is general
The every other embodiment that logical technical staff is obtained under not making creative work premise, broadly falls into
The scope of this utility model protection.
It is to be appreciated that directional instruction in this utility model embodiment (such as upper and lower, left and right,
It is forward and backward ...) it is only used for explanation phase under a certain particular pose (as shown in drawings) between each parts
To position relationship, motion conditions etc., if this particular pose changes, then directionality indicates also
Change the most therewith.
It addition, the description relating to " first ", " second " etc. in this utility model is only used for describing mesh
, and it is not intended that instruction or imply its relative importance or implicit indicate indicated technical characteristic
Quantity.Thus, define " first ", the feature of " second " can be expressed or implicitly include
At least one this feature.It addition, the technical scheme between each embodiment can be combined with each other, but must
Must be based on those of ordinary skill in the art are capable of, when mutual lance occurs in the combination of technical scheme
Shield will be understood that when maybe cannot realize that the combination of this technical scheme does not exists, and does not wants at this utility model
Within the protection domain asked.
The utility model proposes a kind of bone conduction loudspeaker.
With reference to the explosive view that Fig. 1, Fig. 1 are this utility model bone conduction horn structure preferred embodiment.
Bone conduction loudspeaker, including magnetic circuit assembly, vibrating device and folded soundboard assembly, folded soundboard assembly and magnetic
Road assembly is oppositely arranged, and folded soundboard assembly is arranged at one end of vibrating device；Vibrating device include voice coil loudspeaker voice coil 40,
Voice coil loudspeaker voice coil connects seat 50 and vibrating reed assembly 60；Vibrating reed assembly 60 and voice coil loudspeaker voice coil 40 are connected to voice coil loudspeaker voice coil even
The two ends of joint chair 50；Vibrating reed assembly 60 includes vibrating reed 63 and the integrated vibration of vibrating reed 63
Sheet fixed mount (unmarked)；Vibrating reed fixed mount is connected with magnetic circuit assembly.
In this utility model embodiment, these bone conduction loudspeaker include magnetic circuit assembly, vibrating device and folded soundboard
Assembly, folded soundboard assembly is arranged at one end of vibrating device, and is oppositely arranged with magnetic circuit assembly.Folded soundboard
Assembly is sounding board assembly, and its shape can be circular, and square grade is designed as required.The present embodiment
In, folded soundboard assembly is circular configuration.Magnetic circuit assembly includes U-shaped ferrum 10, Magnet 20 and washer 30.
There is a fixing groove (unmarked) at UXing Tie 10 center, and Magnet 20 is placed on UXing Tie 10 center, China
Department 30 is bonded on Magnet 20, makes U-shaped ferrum 10, Magnet 20 and washer 30 form the magnetic in a loop
Body.Vibrating device includes that voice coil loudspeaker voice coil 40, voice coil loudspeaker voice coil connect seat 50 and vibrating reed assembly 60, vibrating reed assembly 60
It is connected to voice coil loudspeaker voice coil with voice coil loudspeaker voice coil 40 and is connected the two ends of seat 50.Voice coil loudspeaker voice coil 40 is connected on seat 50 by voice coil loudspeaker voice coil
Locating slot (unmarked), voice coil loudspeaker voice coil 40 glue is fixed therein heart position.Vibrating reed assembly 60 with
Voice coil loudspeaker voice coil connection seat 50 is also adopted by glue and is adhesively fixed.Vibrating reed assembly 60 includes vibrating reed 63 and vibrating reed
Fixed mount (unmarked), vibrating reed 63 is metal structure, and vibrating reed fixed mount (unmarked) is plastic cement
Structure；Vibrating reed 63 is fixed in vibrating reed fixed mount (unmarked), passes through injection moulding integrated molding.Shake
The shape of moving plate 63 can be circular, and square grade is designed as required and selects, for shaking in the present embodiment
Moving plate is circular.Vibrating reed fixed mount is connected with the U-shaped ferrum in magnetic circuit assembly, and connected mode is optional bonding etc.
Mode.
Technical solutions of the utility model substitute original vibrating reed by vibrating reed modular construction and add shaping piece
Structure；The assembly technology making bone conduction loudspeaker is simplified.
Further, with reference to Fig. 4, vibrating reed fixed mount include at least two stator 62 and one with vibration
The shell 61 of the hollow of sheet 63 external shape fits；Vibrating reed 63 is arranged between stator 62, and shell
61 connect.
Specifically, vibrating reed fixed mount includes that at least two stator 62 and is fitted with vibrating reed 63 profile
The shell 61 of the hollow joined.In the present embodiment, vibrating reed fixed mount is cylindrical hollow structure, its shell 61
It is provided with on the inwall of one end and the circular step of vibrating reed 63 adaptation (unmarked), vibrating reed 63, outer
Shell 61 and stator 62 are molded into a global facility.It addition, vibrating reed fixed mount and the company of U-shaped ferrum
The scheme of connecing can be to be provided with one on the end face of shell 61, is connected with vibrating reed fixed mount at U-shaped ferrum
One end be provided with and adaptive groove, and use glue bonding, complete consolidating of vibrating device and magnetic circuit assembly
Fixed.The structures such as boss 611 can be L-type, T-shaped.L-type that what groove was corresponding may also be or the knot such as U-shaped
Structure.
Technical solutions of the utility model, by vibrating reed and vibrating reed fixed mount are molded into one, are then entered
Row entirety assembling, instead of the assemble welding technique of original vibrating reed, and assembly cost is greatly reduced.
Further, with reference to Fig. 2, vibrating reed 63 includes inner ring 631, the outer ring 632 that internal and external partition arranges
And connect inner ring 631 and the shaker arm 633 of outer ring 632, inner ring 631 is connected with two stators 62,
The shape of stator 62 and the mating shapes of inner ring 631, outer ring 632 is connected with shell 61.
Specifically, in the present embodiment, vibrating reed 63 includes inner ring 631, the outer ring 632 that internal and external partition arranges
And connect inner ring 631 and the shaker arm 633 of outer ring 632.The shape of shaker arm can be linear type or shaped form,
Quantity can be 3,4 or more, 3,4 are more excellent.Curved shaker arm is so that power
Arm is elongated, improves tonequality.The shape of stator 62 and the mating shapes of inner ring 631, inner ring 631
Shape is generally annular or other Reasonable Shape, thus stator 62 be shaped as annular.Stator
62 both sides being separately positioned on vibrating reed 63, to separate the structure under vibrating reed.Outside outer ring 632 is placed in
In shell 61 circular step (unmarked), be moulded in shell 61 together with.
Technical solutions of the utility model are fixed together by the inner ring of stator with vibrating reed, and outer ring is fixed
On shell so that the center of vibrating reed and edge all compare firm, and structure is firm, and tone quality of horn is more
Steadily.
Further, with reference to Fig. 3, voice coil loudspeaker voice coil connects seat 50 and includes substrate 53 and be arranged in substrate 53
Between the fixing post 52 of position, be both provided with in the centre position of vibrating device and folded soundboard assembly and fix post
Adaptive guide pillar hole (unmarked).
Specifically, in the present embodiment, voice coil loudspeaker voice coil connects seat 50 and includes substrate 53 and be arranged in the middle of substrate
The fixing post 52 of position, is both provided with guide pillar hole (not in the centre position of vibrating device and folded soundboard assembly
Labelling)；Vibrating device and folded soundboard assembly are fixed by the sheathed fixing post 52 in guide pillar hole (unmarked),
Blend compounds water is bonding.Folded soundboard assembly is placed on after voice coil loudspeaker voice coil connects on seat 50, by double by folded soundboard of glue
Face is adhesively fixed.
Technical solutions of the utility model ensure that the integrally-built steadiness of product.
Further, with reference to Fig. 4, Fig. 5 and Fig. 6, the end face 52 of fixing post is exposed to folded soundboard assembly
Outer surface.
Specifically, in the present embodiment, after folded soundboard assembly is placed on voice coil loudspeaker voice coil connection seat 50, fixing post 52
End face be exposed to the outer surface of folded soundboard assembly so that there is gap between loudspeaker and horn bulb.
Technical solutions of the utility model are arranged by fixing post exposes folded soundboard assembly so that shaking of loudspeaker
Feeling further buffer falling, the experience sense that user uses is more preferable.
Further, refering to Fig. 7, folded soundboard assembly includes folded soundboard 71 and PCB circuit part, PCB
Circuit part includes pcb board 72 and voice coil loudspeaker voice coil connecting line 41, and one end of voice coil loudspeaker voice coil connecting line is connected with pcb board,
The other end is connected with voice coil loudspeaker voice coil 40；The groove 712 placing pcb board 72 is offered in the side of folded soundboard,
The degree of depth of groove 712 is more than the thickness of pcb board.
Specifically, in the present embodiment, this folded sound assembly includes folded soundboard 71 and PCB circuit part, PCB
Circuit part includes pcb board 72 and voice coil loudspeaker voice coil connecting line 41.Voice coil loudspeaker voice coil connecting line 41 one end is connected to PCB
On plate 72, the other end connects voice coil loudspeaker voice coil 40.The groove of accommodating pcb board 72 is offered in the side of folded soundboard
712.Pcb board 72 is placed in groove 712, and the degree of depth of groove 712 is more than the thickness of pcb board.Assembling
After, the surface of pcb board 72 not with the flush of folded soundboard.Under in working order, the shell of loudspeaker is not
Pcb board 72 can be encountered.
Technical solutions of the utility model are by being placed in pcb board in folded soundboard so that pcb board is effectively
Protected, the quality of product is more stable.
Further, with reference to Fig. 7, the edge at folded soundboard 71 has at least one first breach 711,
First breach 711 extends to the inwall of groove 712, and the first breach 711 is for voice coil loudspeaker voice coil connecting line 41 cabling.
Specifically, in the present embodiment, the edge at folded soundboard 71 has at least one first breach 711,
First breach 711 extends to the inwall of groove 712, and the external surface shape of the first breach 711 is transition circle
The shapes such as arc surface, will not be damaged with protective wire.First breach 711 supplies voice coil loudspeaker voice coil connecting line 41 cabling,
Other circuit trace, such as electromagnetic circuit etc. can also be supplied simultaneously.
Technical solutions of the utility model, by offering groove on folded soundboard, are passed through for voice coil line, it is ensured that line
The cabling of circle will not occur bending, and during use, line can be effectively obtained protection, improves product
Service life.
Further, with reference to Fig. 3, the edge at pedestal 53 offers the second breach 51a, and voice coil loudspeaker voice coil is even
Wiring 41, through the second breach 51a, vibrating device and the first breach 711, is connected to pcb board 72
On.
Specifically, in the present embodiment, the edge at pedestal 53 has the second breach 51a, the second breach
51a is for voice coil loudspeaker voice coil connecting line 41 cabling, and the external surface shape of the second breach 51a is the shapes such as transition arc curved surface
Shape, will not be damaged with protective wire.The quantity of the second breach 51a is arranged as required to.Voice coil loudspeaker voice coil connecting line
41, through the second breach 51a, vibrating device and the first breach 711, are connected on pcb board 72.
Voice coil line is during cabling, and line is substantially without bending.
Technical solutions of the utility model offer breach by connecting the periphery of seat at voice coil loudspeaker voice coil, it is ensured that voice coil line
Cabling reduces bending, is effectively protected voice coil line, improves the service life of product.
Further, with reference to Fig. 5 and Fig. 6, connect at voice coil loudspeaker voice coil and offer a through hole 51b, sound on seat 50
Circle connecting line 41, through through hole 51b, vibrating device and the first breach 711, is connected to pcb board 72
On.
Specifically, in the present embodiment, connect at voice coil loudspeaker voice coil and offer a through hole 51b on seat 50, for voice coil loudspeaker voice coil even
Wiring 41 cabling.Through hole 51b may be provided on substrate 53, or also cross substrate 53 and fixing post 52.
Voice coil loudspeaker voice coil connecting line 41, through through hole 51b, vibrating device and the first breach 711, is connected to pcb board
On 72.Voice coil line is during cabling, and line is substantially without bending.
Technical solutions of the utility model offer through hole by connecting at voice coil loudspeaker voice coil on seat, it is ensured that voice coil line cabling subtracts
Few bending, is effectively protected voice coil line, improves the service life of product.
These are only preferred embodiment of the present utility model, not thereby limit patent model of the present utility model
Enclose, every under inventive concept of the present utility model, utilize this utility model description and accompanying drawing content institute
The equivalent structure transformation made, or directly/be indirectly used in other relevant technical fields and be included in this practicality
In novel scope of patent protection.
Claims (10)
1. bone conduction loudspeaker, including magnetic circuit assembly, vibrating device and folded soundboard assembly, described folded soundboard assembly is oppositely arranged with described magnetic circuit assembly, described folded soundboard assembly is arranged at one end of described vibrating device, it is characterized in that, described vibrating device includes that voice coil loudspeaker voice coil, voice coil loudspeaker voice coil connect seat and vibrating reed assembly, and described vibrating reed assembly is connected to described voice coil loudspeaker voice coil with described voice coil loudspeaker voice coil and is connected the two ends of seat；Described vibrating reed assembly includes vibrating reed and described vibrating reed integrated vibrating reed fixed mount, and described vibrating reed fixed mount is connected with described magnetic circuit assembly.
2. bone conduction loudspeaker as claimed in claim 1, it is characterised in that described vibrating reed fixed mount include at least two stator and one with the shell of the hollow of described vibrating reed external shape fits；Described vibrating reed is arranged between described stator.
3. bone conduction loudspeaker as claimed in claim 2, it is characterized in that, described vibrating reed includes inner ring, outer ring that internal and external partition arranges and connects described inner ring and the shaker arm of described outer ring, described inner ring and two described stators connect, described outer ring is connected with described shell, and the shape of described stator matches with described inner ring.
4. bone conduction loudspeaker as claimed in claim 3, it is characterized in that, described voice coil loudspeaker voice coil connects seat and includes substrate and be arranged on the fixing post in described substrate centre position, is both provided with the guide pillar hole adaptive with described fixing post in the centre position of described vibrating device and described folded soundboard assembly.
5. bone conduction loudspeaker as claimed in claim 4, it is characterised in that the end face of described fixing post is exposed to the outer surface of described folded soundboard assembly.
6. the bone conduction loudspeaker as described in any one in claim 4-5, it is characterized in that, described folded soundboard assembly includes folded soundboard and PCB circuit part, described PCB circuit part includes pcb board and voice coil loudspeaker voice coil connecting line, described voice coil loudspeaker voice coil connecting line one end is connected with described pcb board, and the other end is connected with described voice coil loudspeaker voice coil；The groove of accommodating described pcb board is offered in the side of described folded soundboard.
7. bone conduction loudspeaker as claimed in claim 6, it is characterised in that the degree of depth of described groove is more than the thickness of described pcb board.
8. bone conduction loudspeaker as claimed in claim 7, it is characterised in that the edge at described folded soundboard has at least one first breach, described first breach extends to the inwall of described groove, and described first breach is for described voice coil loudspeaker voice coil connecting line cabling.
9. bone conduction loudspeaker as claimed in claim 8, it is characterised in that the edge at described substrate offers the second breach, and described voice coil loudspeaker voice coil connecting line, through described second breach, described vibrating device and described first breach, is connected on described pcb board.
10. bone conduction loudspeaker as claimed in claim 8, it is characterised in that connecting at described voice coil loudspeaker voice coil and offer a through hole on seat, described voice coil loudspeaker voice coil connecting line, through described through hole, described vibrating device and described first breach, is connected on described pcb board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620266847.9U CN205726383U (en) | 2016-03-31 | 2016-03-31 | Bone conduction loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620266847.9U CN205726383U (en) | 2016-03-31 | 2016-03-31 | Bone conduction loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205726383U true CN205726383U (en) | 2016-11-23 |
Family
ID=57311426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620266847.9U Active CN205726383U (en) | 2016-03-31 | 2016-03-31 | Bone conduction loudspeaker |
Country Status (1)
| Country | Link |
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| CN (1) | CN205726383U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109040924A (en) * | 2018-11-01 | 2018-12-18 | 厦门今起电子有限公司 | A kind of vibration aluminium film loudspeaker |
| WO2019196092A1 (en) * | 2018-04-08 | 2019-10-17 | 孔玉亮 | Bone conduction speaker having u-type magnet support |
| CN111935611A (en) * | 2020-09-29 | 2020-11-13 | 江西联创宏声电子股份有限公司 | Contact type telephone transmitter |
| WO2020258274A1 (en) * | 2019-06-28 | 2020-12-30 | 深圳市金泰坦科技有限公司 | Bone conduction loudspeaker and earphone |
| CN113490096A (en) * | 2021-07-01 | 2021-10-08 | 深圳市三德大康电子有限公司 | Bone conduction earphone |
| CN113542995A (en) * | 2021-07-01 | 2021-10-22 | 深圳市三德大康电子有限公司 | Bone conduction loudspeaker |
-
2016
- 2016-03-31 CN CN201620266847.9U patent/CN205726383U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019196092A1 (en) * | 2018-04-08 | 2019-10-17 | 孔玉亮 | Bone conduction speaker having u-type magnet support |
| CN109040924A (en) * | 2018-11-01 | 2018-12-18 | 厦门今起电子有限公司 | A kind of vibration aluminium film loudspeaker |
| WO2020258274A1 (en) * | 2019-06-28 | 2020-12-30 | 深圳市金泰坦科技有限公司 | Bone conduction loudspeaker and earphone |
| CN111935611A (en) * | 2020-09-29 | 2020-11-13 | 江西联创宏声电子股份有限公司 | Contact type telephone transmitter |
| CN111935611B (en) * | 2020-09-29 | 2022-04-05 | 江西联创宏声电子股份有限公司 | Contact type telephone transmitter |
| CN113490096A (en) * | 2021-07-01 | 2021-10-08 | 深圳市三德大康电子有限公司 | Bone conduction earphone |
| CN113542995A (en) * | 2021-07-01 | 2021-10-22 | 深圳市三德大康电子有限公司 | Bone conduction loudspeaker |
| CN113542995B (en) * | 2021-07-01 | 2023-02-03 | 深圳市三德大康电子有限公司 | Bone conduction loudspeaker |
| CN113490096B (en) * | 2021-07-01 | 2023-07-21 | 深圳市三德大康电子有限公司 | Bone conduction earphone |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170106 Address after: Baoan District Xin'an street Shenzhen city Guangdong province 518000 67 District Liu Xian Road Jiaan Science Park No. 2 Building 4 floor Patentee after: Shenzhen Kai Yuan Digital Technology Co., Ltd. Address before: Baoan District Xin'an street Shenzhen city Guangdong province 518052 67 District Liu Xian Road Jiaan Science Park No. 2 Building 4 floor Patentee before: Chu Jianfeng |