CN205595990U - Linear vibrating motor - Google Patents
Linear vibrating motor Download PDFInfo
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- CN205595990U CN205595990U CN201620172968.7U CN201620172968U CN205595990U CN 205595990 U CN205595990 U CN 205595990U CN 201620172968 U CN201620172968 U CN 201620172968U CN 205595990 U CN205595990 U CN 205595990U
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- oscillator
- elastic
- optical member
- supporting
- elastic arm
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Abstract
The utility model discloses a linear vibrating motor relates to micro motor technical field, including casing, stator and oscillator, still including the elastic support elements that supports the oscillator and carry ammunition feed nature restoring force of being used for who lies in the oscillator both ends, elastic support elements includes two elastic arms, and the homonymy both ends of every elastic arm are equipped with connecting portion respectively, and two connecting portion of two elastic arm one end combine together, and two elastic arms extend to the right direction of connecting portion separately respectively on horizontal and form horizontal intersecting structure, two coupling part of two elastic arm other ends do not with oscillator and casing combination. The utility model discloses it is less that elastic support elements among the linear vibrating motor occupies the vibration space of oscillator, for weight and the volume that increases oscillator quality piece leaves enough spaces, can effectually reduce vibrating motor resonant frequency, has improved the low frequency performance of vibrating motor, and the wholeness of vibrating motor can be higher.
Description
Technical field
This utility model relates to micromotor technical field, particularly to a kind of linear vibration motor.
Background technology
Linear vibration motor is the one in motor, and its direction of vibration is horizontal direction, is used in portable electric more
In sub-product, such as mobile phone, handheld device and palm multimedia entertainment equipment etc..Linear vibration motor is usual
Including housing, stator and oscillator, stator includes the coil being fixed on housing, and oscillator includes hanging down with coil
Permanent magnet that Nogata is the most corresponding and the mass being fixed as one with permanent magnet, motor also includes elastic
Support member, elastic supporting member for supporting optical member is separately positioned on the two ends of oscillator, for supporting oscillator and providing the bullet of horizontal direction
Property restoring force.
Existing elastic supporting member for supporting optical member is mostly shell fragment or spring, is shell fragment or spring to be welded under normal circumstances
On the shell of vibrating motor, owing to the kind of vibrating motor is more, it is contemplated that the difformity of vibrating motor and
Different performance, the stability of fastness with vibration in order to ensure welding, its shell fragment or the profile of spring and chi
Very little design is also different.Fig. 1 and Fig. 2 is a kind of elastic supporting member for supporting optical member of the prior art, its feature
Lay respectively at for constituting two connecting portion 402b and 403b of every elastic arm 401b of elastic supporting member for supporting optical member 40b
The different both sides of elastic arm 401b, two connecting portion 403b of two elastic arm 401b one end are connected to one
Rise, every elastic arm 401b towards the respective other end connecting portion 403b to direction extend.This kind
One major defect of the elastic supporting member for supporting optical member of type is to take the oscillation space that oscillator is bigger on direction of vibration, limit
Having made the volume of mass in oscillator, the volume and weight causing mass is the least, thus increases motor
Resonant frequency, reduce the low frequency performance of motor, the serious lifting constraining motor overall performance.
Utility model content
For disadvantages described above, technical problem to be solved in the utility model is to provide a kind of linear oscillator horse
Reaching, the oscillation space that the elastic supporting member for supporting optical member of this linear vibration motor takies is little, is not intended to the volume of mass,
Low frequency performance is more preferable, and overall performance is high.
For solving above-mentioned technical problem, the technical solution of the utility model is:
Linear vibration motor, including housing, stator and oscillator, it is characterised in that shake described in also including being positioned at
Sub-two ends for supporting described oscillator and provide the elastic supporting member for supporting optical member of elastic-restoring force；Described elastic supporting member for supporting optical member
Including two elastic arms, the homonymy of every described elastic arm is respectively arranged at two ends with connecting portion, two described elasticity
Two described connecting portions of arm one end combine；Article two, described elastic arm is the most respectively to each connecting
Connect portion to direction extend formed lateral cross structure；Article two, two described companies of the described elastic arm other end
The portion that connects is combined with described oscillator and housing one_to_one corresponding respectively.
Wherein, described elastic arm is made up of the wire rod of flat structure, and the width that described wire rod is on vertical is equal
More than its width in the horizontal.
Wherein, the angle that described lateral cross structure is formed is acute angle；The cross point of described lateral cross structure
The one end combined near two described elastic arms.
Wherein, two described elastic arms form vertical chi structure to extension, with described housing on vertical
To have vertical height poor for two the described connecting portions combined with oscillator.
Wherein, every described elastic arm vertical width of part between two described connecting portions is less than two
The vertical width of described connecting portion；Article two, combine two described connecting portions of one end of described elastic arm form horizontal stroke
To intersecting avoiding structure.
Wherein, described elastic supporting member for supporting optical member is made up of the elastic arm that two structures are identical.
Wherein, two described connecting portions of one end that two described elastic arms combine are combined by welding procedure
It is integrated.
Wherein, two the described connecting portions being combined with described housing and oscillator are in the central axis of described oscillator
Homonymy, described axis is parallel with the direction of vibration of described oscillator.
As a kind of embodiment, described oscillator be respectively arranged at the two ends with a described elastic supporting member for supporting optical member, and two
The state of a described elastic supporting member for supporting optical member in described elastic supporting member for supporting optical member is that another described elastic supporting member for supporting optical member is around institute
State the state after central axis overturns 180 °.
As another embodiment, described oscillator be respectively arranged at the two ends with two described elastic supporting member for supporting optical member, and position
It is another in described oscillator with the state of a described elastic supporting member for supporting optical member in two described elastic supporting member for supporting optical member of one end
One described elastic supporting member for supporting optical member state after described central axis overturns 180 °.
After have employed technique scheme, the beneficial effects of the utility model are:
Owing to the elastic supporting member for supporting optical member of this utility model linear vibration motor includes two elastic arms, every elastic arm
Homonymy be respectively arranged at two ends with connecting portion, two connecting portions of two elastic arm one end combine；Article two,
Elastic arm the most respectively to respective connecting portion to direction extend formed lateral cross structure；Article two, bullet
Two connecting portions of the property arm other end are combined with described oscillator and housing one_to_one corresponding respectively.In this utility model
Elastic supporting member for supporting optical member compared with the elastic supporting member for supporting optical member in prior art (as depicted in figs. 1 and 2), if two kinds
Above-mentioned elastic supporting member for supporting optical member is made up of the different still elastic arm that overall structure is identical of link position respectively, and two kinds
When the oscillation space overall on oscillator vibration direction of elastic supporting member for supporting optical member is identical, this utility model Elastic supports
The single elastic arm of part has more one than the single elastic arm of prior art Elastic support member on direction of vibration
The deformation space of individual elastic arm thickness (elastic arm width transversely), elastic supporting member for supporting optical member of the present utility model
Bigger elastic-restoring force can be produced.In other words, when providing the elastic returning power of formed objects, this reality
The oscillation space more saved on direction of vibration with the elastic supporting member for supporting optical member in novel linear vibrating motor, favorably
In the quality increasing mass, it is possible to effectively reduce vibrating motor resonant frequency, improve vibrating motor
Low frequency performance, the overall performance of vibrating motor is higher.
Owing to elastic arm width on vertical is all higher than it at horizontal width, it is possible on vertical preferably
Support oscillator, undertake the weight of oscillator, it is possible to the effective stability of vibration improving oscillator and balance, anti-
Only there is polarization and produce noise in oscillator when vibration.
Owing to two elastic arms are the most arranged in a crossed manner, and cross point be connected near two elastic arms one
End.This kind of structure can increase the elastic system number of elastic supporting member for supporting optical member to greatest extent, improves the shake of vibrating motor
Sense, the most also can effectively prevent that two elastic arms ftracture from junction because of pulling force effect in Long-term Vibration process,
Service life is extended while promoting vibrating motor vibration performance.
It is poor that two connecting portions owing to being combined with housing and oscillator have vertical height, therefore works as elastic supporting member for supporting optical member
When being compressed at utmost, above-mentioned two connecting portion does not haves overlap, improves elastic supporting member for supporting optical member further
The deformation space of single elastic arm, improve the elastic force of elastic supporting member for supporting optical member further.
Due to two elastic supporting member for supporting optical member that are respectively arranged at the two ends with of oscillator, and it is positioned at oscillator and props up with two elasticity of one end
The state of an elastic supporting member for supporting optical member in support member is that another elastic supporting member for supporting optical member is after central axis overturns 180 °
State.I.e. it is positioned at oscillator oppositely arranged with two elastic supporting member for supporting optical member of one end, two elastic supporting member for supporting optical member of this kind
Be designed to drop to greatest extent stress concentration such that it is able to effectively avoid elastic supporting member for supporting optical member produce bullet
Plastic deformation and fatigue fracture, improve stability and the service life of vibrating motor；Simultaneously can be further
Prevent element polarization, improve stability and the balance of oscillator vibration, reduce noise.
In sum, this utility model linear vibration motor solves prior art linear vibration motor elasticity
Support member takies the oscillation space of oscillator and limits the size of mass, and elastic supporting member for supporting optical member service life is short, shake
The technical problems such as son easily polarization, the elastic supporting member for supporting optical member of this utility model linear vibration motor takies oscillator vibration
Space is few, reserves sufficient space for increasing the mass in oscillator, it is not easy to producing polarization, low frequency performance is more
Good, overall performance is high；The stability simultaneously vibrated and reliability are high, and service life is long.
Accompanying drawing explanation
Fig. 1 is the structural representation of the elastic supporting member for supporting optical member of prior art linear vibration motor；
Fig. 2 is the top view of the elastic supporting member for supporting optical member of prior art linear vibration motor；
Fig. 3 is the structural representation of the elastic supporting member for supporting optical member of this utility model linear vibration motor；
Fig. 4 is the top view of the elastic supporting member for supporting optical member of this utility model linear vibration motor；
Fig. 5 is the decomposition texture schematic diagram of this utility model linear vibration motor embodiment one；
Fig. 6 is that the constitutional diagram of Fig. 5 does not includes upper casing；
Fig. 7 is the decomposition texture schematic diagram of this utility model linear vibration motor embodiment two；
Fig. 8 is that the constitutional diagram of Fig. 7 does not includes upper casing；
Fig. 9 is the side portion structure schematic diagram of this utility model linear vibration motor embodiment two；
In figure: 10, upper casing, 12, lower casing, 20, oscillator, 22, washer, 24, mass, 26, forever
Magnet, 30, coil, 40a, 40b: elastic supporting member for supporting optical member, 401a, 401b, 401c: elastic arm, 402a,
402b, 402c, 403a, 403b, 403c: connecting portion, 404, lateral cross relief portion, 405, laterally
Cross angle, 50, FPCB.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, this utility model is expanded on further.
This specification relates to orientation and refers both to the orientation residing when motor normally works.This specification relates to
And to inner side refer to the side near linear vibration motor center, outside refers to away from linear vibration motor center
Side, involved in this specification laterally refers to horizontal direction, vertically refers to the longitudinal direction in vertical and horizontal face.
Embodiment one:
As Fig. 5 and Fig. 6 jointly shown in, a kind of linear vibration motor, for rectangular structure, including housing,
Stator, oscillator 20 and be positioned at oscillator 20 two ends for supporting oscillator and providing the elasticity of elastic-restoring force to prop up
Support member 40a.Housing includes upper casing 10 and the lower casing 12 combined, and upper casing 10 is an open at one end
Box like structure, lower casing 12 is a platy structure, and the opening of upper casing 10 is fastened on lower casing 12, and stator is solid
Being scheduled on lower casing 12, oscillator 20 is suspended at upper casing 10 by elastic supporting member for supporting optical member 40a and lower casing 12 surrounds
In space.
As Fig. 5 and Fig. 6 jointly shown in, oscillator 20 includes mass 24, and the center of mass 24 is also
Row is provided with two installation cavitys, is respectively fixed with a block permanent magnet 26 in each installation cavity, and mass 24 is near upper
The side of shell 10 is further fixed on one piece of washer 22, and washer 22 covers two block permanent magnets 26 simultaneously.Stator bag
Vinculum circle 30, coil 30 is flat structure, is horizontally fixed on a FPCB50, and FPCB50 is fixed on lower casing
The inner side of 12, elastic supporting member for supporting optical member 40a is separately fixed at the two ends of mass 24 and is suspended at by whole oscillator
In the space that upper casing 10 and lower casing 12 surround.During motor operations, coil 30 is passed through alternating current, produces one
The magnetic field of individual alternation, oscillator is under the interaction in the magnetic field that permanent magnet 26 and coil 30 produce, along level
Direction is of reciprocating vibration, produces vibration sense, and its direction of vibration is consistent with the long axis direction of vibrating motor.
As Fig. 5 and Fig. 6 jointly shown in, in present embodiment, oscillator is respectively arranged at the two ends with an elastic supporting member for supporting optical member
The state of an elastic supporting member for supporting optical member 40a in 40a, and two elastic supporting member for supporting optical member 40a is another resilient support
Part 40a state after central axis overturns 180 °, this central axis is the direction of vibration phase with oscillator 20
Parallel central axis.
As Fig. 3 to Fig. 6 jointly shown in, each elastic supporting member for supporting optical member 40a all include two elastic arm 401a and
401c, every elastic arm homonymy is respectively arranged at two ends with i.e. connecting portion 402a and 403a of connecting portion and is positioned at elastic arm
The homonymy two ends of 401a, connecting portion 402c and 403c is positioned at the homonymy two ends of elastic arm 401c, connects herein
The portion of connecing can be junction point, joint face, connecting hole or be external in linking arm two ends but with described in this patent
Connecting portion plays External connecting part of phase same-action etc., and this is not limited by this patent.Elastic arm 401a
Combining with two connecting portions of 401c one end, this patent does not limit the two of two which ends of elastic arm
Individual connecting portion links together, and is to be combined by connecting portion 403a and 403c in the present embodiment, connects
Portion 402a and 402c is in free state, naturally it is also possible to be reversed.This enforcement preferably employs welding
Mode connecting portion 403a and 403c is combined, naturally it is also possible to adopt in other ways by above-mentioned company
Individual connecting portion combines, such as, rivet or by one-body molded for two connecting portions, this patent is not to this
Limit.The present embodiment preferably employs completely identical in structure two elastic arms and constitutes elastic supporting member for supporting optical member,
Two elastic arms that two root architectures can certainly be selected incomplete same constitute elastic supporting member for supporting optical member, and this patent is also
This is not defined.
Elastic arm 401a in the horizontal towards its connecting portion 402a or 403a to direction extend, elastic arm
401c in the horizontal towards its connecting portion 402c or 403c to direction extend, two elastic arm 401a and
401c is to extending formation lateral cross structure.As shown in Figure 4, the top view of whole elastic supporting member for supporting optical member 40a
V-structure for approximation.
Article two, two connecting portion 402a and 402c of elastic arm 401a and the 401c other end shake with described respectively
Son 20 and housing one_to_one corresponding combine.Wherein, connecting portion 402a and 402c is respectively positioned on the center of oscillator 20
The same side of axis.The present embodiment is connecting portion 402c is connected with the sidewall of oscillator 20, connecting portion 402a
Being connected with the medial wall of housing, naturally it is also possible to be reversed, this is not defined by this patent.
Compared with the elastic supporting member for supporting optical member of the prior art shown in Fig. 1 and Fig. 2, if two kinds of elastic supporting member for supporting optical member divide
It is not made up of the different still elastic arm that overall structure is identical of link position, and two kinds of elastic supporting member for supporting optical member are at oscillator
When oscillation space overall on direction of vibration is identical, the single elastic arm of this utility model Elastic support member is wanted
On direction of vibration, an elastic arm thickness (bullet is had more than the single elastic arm of prior art Elastic support member
Property arm width in the horizontal) deformation space, from Hooke's law, resilient support of the present utility model
Part can produce bigger elastic-restoring force.In other words, when providing the elastic-restoring force of formed objects, this
Elastic supporting member for supporting optical member in utility model linear vibration motor more saves the oscillation space on direction of vibration, from
And be conducive to increasing the quality of oscillator mass, it is possible to effectively reduce vibrating motor resonant frequency, improve
The low frequency performance of vibrating motor, the overall performance of vibrating motor is higher.
Preferably, as it is shown on figure 3, elastic arm 401a and 401c of elastic supporting member for supporting optical member 40a is by flat structure
Wire rod make, and this wire rod is vertically arranged, and the elastic arm being i.e. made up of this wire rod width on vertical is big
In its width in the horizontal, connecting portion 402a, 403a, 402c, 403c are respectively provided at elastic arm 401a
The side of width vertical with 401c.This kind of structure can increase elastic supporting member for supporting optical member 40a intensity in the vertical,
The weight of oscillator be can preferably undertake, stability and the balance of oscillator vibration improved.Prevent oscillator from shaking
There is polarization time dynamic and produce noise.
Preferably, as shown in Figure 3 and Figure 4, the folder that two elastic arm 401a and 401c lateral cross are formed
Angle 405 is acute angle, and the cross point of lateral cross structure combines near two elastic arm 401a and 401c
One end.This kind of structure can increase the elastic system number of elastic supporting member for supporting optical member to greatest extent, improves vibrating motor
Seismaesthesia, the most also can effectively prevent that two elastic arms are opened from junction because of pulling force effect in Long-term Vibration process
Split, while promoting vibrating motor vibration performance, extend service life.
As it is shown in figure 5, in order to prevent two elastic arm 401a and 401c close knot of two elastic arms when flexible
There is friction or collision, every elastic arm part between respective two connecting portions in part at conjunction
Vertical width is less than the vertical width of each connecting portion, i.e. elastic arm 401a is positioned at connecting portion 402a and 403a
Between the vertical width of part less than the vertical width of connecting portion 402a, 403a, in the present embodiment, elastic
The vertical width of arm 401a part between connecting portion 402a and 403a is connecting portion 402a, 403a
The half of vertical width.Elastic arm 401c is as the same.Article two, elastic arm 401a and 401c combines the two of one end
Individual connecting portion 402a and 402c forms lateral cross avoiding structure 404.
Preferably, two elastic arm 401a with 401c of elastic supporting member for supporting optical member 40a on vertical also towards relative
Direction extend formed vertical chi structure, two the connecting portion 402a being combined with housing and oscillator 20 respectively
To have vertical height poor with 402c, and whole elastic supporting member for supporting optical member 40a is approximately χ shape from the side and (does not shows in figure
Go out).Due to two connecting portion 402a and 402c, to have vertical height poor, is therefore pressed when elastic supporting member for supporting optical member
When being reduced at utmost, above-mentioned two connecting portion does not haves overlap, compared to existing technology in identical connection position
Occurring overlapping design when two connecting portions put are compressed, this patent further increases elastic supporting member for supporting optical member one
The deformation space of individual elastic arm thickness, improves the elastic force of elastic supporting member for supporting optical member further.
Embodiment two:
Present embodiment is essentially identical with embodiment one, and its difference is:
As Fig. 7, Fig. 8 and Fig. 9 jointly shown in, oscillator be respectively arranged at the two ends with two elastic supporting member for supporting optical member 40a, two
The structure of individual elastic supporting member for supporting optical member 40a is identical, and upper and lower superposition is arranged, and is positioned at the oscillator two elasticity with one end
The state of an elastic supporting member for supporting optical member 40a in support member 40a is that another elastic supporting member for supporting optical member 40a is around central shaft
State after line upset 180 °, this central axis is the central axis that the direction of vibration with oscillator is paralleled.
As it is shown in fig. 7, the middle part of mass 24 is provided with three installation cavitys, Mei Gean side by side in present embodiment
It behave affectedly and interior be respectively fixed with a block permanent magnet 26.The stator of present embodiment includes two coils being arranged side by side
30, two coils 30 are fixed on the inner side of lower casing 12 by a FPCB50.
Present embodiment stability of oscillator vibration compared with embodiment one is higher, significantly more efficient reduction oscillator
Polarization, the polarization of especially perpendicular with oscillator vibration direction horizontal direction and short transverse reduces the brightest
Aobvious；Can also effectively reduce oscillator deflection, noise is little simultaneously.Elastic supporting member for supporting optical member can be increased to greatest extent
Spring ratio, saving space increases oscillator quality, thus further improves the seismaesthesia of vibrating motor.
Above-mentioned two embodiment is only illustrating to this utility model linear vibration motor and elastic supporting member for supporting optical member
Bright, the structure of actual application linear vibration motor is not limited to the structure described by the various embodiments described above, this
The technical scheme of utility model is applicable in the linear vibration motor of any structure, including regular texture
With abnormally-structured motor, those skilled in the art need not pay creativeness according to the elaboration of this specification
Work just the technical solution of the utility model can be applied in the linear vibration motor of other structure, therefore,
No matter other structure of linear vibration motor is the most consistent with the various embodiments described above, as long as resilient support
Part is each fallen within protection domain of the present utility model by the motor product that the structure described in this patent is substantially identical.
This utility model is not limited to above-mentioned specific embodiment, and those of ordinary skill in the art is from above-mentioned
Design is set out, and without performing creative labour, all conversion made, all falls within guarantor of the present utility model
Within the scope of protecting.
Claims (10)
1. linear vibration motor, including housing, stator and oscillator, it is characterised in that
Also include being positioned at described oscillator two ends for supporting described oscillator and providing the elasticity of elastic-restoring force to prop up
Support member；
Described elastic supporting member for supporting optical member includes two elastic arms, and the homonymy of every described elastic arm is respectively arranged at two ends with even
Meeting portion, two described connecting portions of two described elastic arm one end combine；
Article two, described elastic arm the most respectively to respective connecting portion to direction extend formed lateral cross
Structure；
Article two, two described connecting portions of the described elastic arm other end respectively with described oscillator and housing one_to_one corresponding
In conjunction with.
Linear vibration motor the most according to claim 1, it is characterised in that described elastic arm is by flat
The wire rod of structure is made, and the width that described wire rod is on vertical is all higher than its width in the horizontal.
Linear vibration motor the most according to claim 1, it is characterised in that described lateral cross structure
The angle formed is acute angle；The cross point of described lateral cross structure combines near two described elastic arms
One end.
Linear vibration motor the most according to claim 1, it is characterised in that two described elastic arms exist
To extending the vertical chi structure of formation, two the described connecting portions being combined with described housing and oscillator on Shu Xiang
There is vertical height poor.
Linear vibration motor the most according to claim 1, it is characterised in that every described elastic arm
Between two described connecting portions, the vertical width of part is less than the vertical width of two described connecting portions；
Article two, combine two described connecting portions of one end of described elastic arm form lateral cross avoiding structures.
Linear vibration motor the most according to claim 1, it is characterised in that described elastic supporting member for supporting optical member by
The elastic arm composition that two structures are identical.
Linear vibration motor the most according to claim 1, it is characterised in that two described elastic arm phases
In conjunction with two described connecting portions of one end be combined as a whole by welding procedure.
8. according to the linear vibration motor described in claim 1 to 7 any claim, it is characterised in that
Two the described connecting portions being combined with described housing and oscillator are in the homonymy of the central axis of described oscillator, institute
State axis parallel with the direction of vibration of described oscillator.
Linear vibration motor the most according to claim 8, it is characterised in that the two ends of described oscillator are each
The described elastic supporting member for supporting optical member being provided with in a described elastic supporting member for supporting optical member, and two described elastic supporting member for supporting optical member
State is another described elastic supporting member for supporting optical member state after described central axis overturns 180 °.
Linear vibration motor the most according to claim 8, it is characterised in that the two ends of described oscillator
It is respectively provided with two described elastic supporting member for supporting optical member, and is positioned at described oscillator with in two described elastic supporting member for supporting optical member of one end
The state of a described elastic supporting member for supporting optical member be that another described elastic supporting member for supporting optical member overturns around described central axis
State after 180 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620172968.7U CN205595990U (en) | 2016-03-07 | 2016-03-07 | Linear vibrating motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620172968.7U CN205595990U (en) | 2016-03-07 | 2016-03-07 | Linear vibrating motor |
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| Publication Number | Publication Date |
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| CN205595990U true CN205595990U (en) | 2016-09-21 |
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ID=56929309
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620172968.7U Expired - Fee Related CN205595990U (en) | 2016-03-07 | 2016-03-07 | Linear vibrating motor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105553219A (en) * | 2016-03-07 | 2016-05-04 | 歌尔声学股份有限公司 | Linear vibration motor |
| CN108966093A (en) * | 2018-07-02 | 2018-12-07 | 歌尔股份有限公司 | For the elastic slice of driver, driver and screen sounding device |
-
2016
- 2016-03-07 CN CN201620172968.7U patent/CN205595990U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105553219A (en) * | 2016-03-07 | 2016-05-04 | 歌尔声学股份有限公司 | Linear vibration motor |
| CN105553219B (en) * | 2016-03-07 | 2019-01-11 | 歌尔股份有限公司 | Linear vibration motor |
| US10742104B2 (en) | 2016-03-07 | 2020-08-11 | Goertek Inc. | Linear vibrating motor with transverse cross structure |
| CN108966093A (en) * | 2018-07-02 | 2018-12-07 | 歌尔股份有限公司 | For the elastic slice of driver, driver and screen sounding device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160921 Termination date: 20200307 |