CN105071626B - A kind of linear vibration electric motor - Google Patents
A kind of linear vibration electric motor Download PDFInfo
- Publication number
- CN105071626B CN105071626B CN201510466710.8A CN201510466710A CN105071626B CN 105071626 B CN105071626 B CN 105071626B CN 201510466710 A CN201510466710 A CN 201510466710A CN 105071626 B CN105071626 B CN 105071626B
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- Prior art keywords
- magnet steel
- electric motor
- linear vibration
- vibration electric
- coil
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
The present invention relates to a kind of linear vibration electric motor, the linear vibration electric motor includes the housing with receiving space, the spring part being connected with the housing and the oscillator and coil that are suspended on by the spring part in the receiving space, the oscillator is provided with the first magnet steel, the linear vibration electric motor is additionally provided with second magnet steel relative with first magnet steel being placed in receiving space, second magnet steel is fixed on housing, and the coil is fixed on oscillator and between first magnet steel and the second magnet steel.Because the coil in linear vibration electric motor by metallic support without being supported, but directly it is bonded on oscillator, so that the magnetic circuit of this kind of form is efficient simultaneously in holding, reduce coil brace, the cost of device can also be reduced, linear vibration electric motor volume is reduced, while alleviates the weight of linear vibration electric motor.
Description
【Technical field】
The present invention relates to a kind of linear vibration electric motor, and personal portable terminals are installed in more specifically to one kind
Electronic product, in and in the horizontal direction (that is, along the longitudinal direction of personal portable terminals) vibrate linear vibration electric motor.
【Background technology】
Generally, vibrating motor converts electrical energy into mechanical oscillation by producing electromagnetic force.The size and weight of vibrating motor
It is gradually reduced.These less vibrating motors installations in the terminal, and provide Jing Yin incoming call alarm and various shaken
Dynamic function.
Touch-screen LCD has been used, to realize the mobile terminal of size reduction and high quality.Increasing concern
Concentrate on and improve on vibrating motor.For example, when user touches touch-screen, mobile phone will vibrate.
In recent years, linear vibration electric motor has been used for allowing touch screen telephone to vibrate.Linear vibration electric motor is not with electricity
Based on the Principle of Rotating of machine.However, linear vibration electric motor by with using be arranged on spring in vibrating motor and from
The electromagnetic force for the resonant frequency that spring mounted pouring weight determines is driven, so as to produce vibration.
Here, have by the magnet on the pouring weight of motion and positioned at opening position corresponding with magnet and providing predetermined
Interaction between the coil component of the electric current of frequency produces electromagnetic force.
Linear vibration electric motor is designed to produce vibration on the direction vertical with lcd screen.However, in linear oscillator electricity
In the case that machine vibrates along vertical direction, when mass movement ensures vertical displacement simultaneously, linear vibration electric motor can produce
Raw vibration, which has limited the thickness of mobile terminal.
That is, when the thickness of terminal reduces, may not increase from the amount vibrated caused by linear vibration electric motor.
There is the magnetic structure of magnet steel for coil both sides, coil is suspended between two layers of magnet steel, and passes through one
Metallic support fixes support.However, the presence of wire coil bracket component adds the cost of device.
【The content of the invention】
The technical problem to be solved in the present invention is, for the drawbacks described above of prior art, there is provided a kind of coil is without logical
Metallic support support is crossed, but is directly bonded on oscillator so that the magnetic circuit of this kind of form is efficient simultaneously in holding, reduces
Coil brace, it can also reduce the linear vibration electric motor of device cost.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of linear vibration electric motor, the linear vibration electric motor include the housing with receiving space, connected with the housing
The spring part connect and the oscillator and coil that are suspended on by the spring part in the receiving space, the oscillator are provided with the first magnetic
Steel, the linear vibration electric motor are additionally provided with second magnet steel relative with first magnet steel being placed in receiving space, and described
Two magnet steel are fixed on housing, and the coil is fixed on oscillator and between first magnet steel and the second magnet steel.
Preferably, the oscillator is additionally provided with balancing weight, the balancing weight be provided with close to the lower surface of the coil and with
The relative upper surface in the lower surface, the balancing weight be provided with from upper table downwards surface indentation be used for accommodate first magnetic
First groove of steel and being provided to second magnet steel for surface indentation allows the second groove of bit space upwardly from following table, it is described
Second recess width is more than the width of the second magnet steel, and second groove height is more than the height of the second magnet steel.
Preferably, it is provided with the bottom land of the second groove of the balancing weight and is used to accommodate the 3rd groove of fixed coil.
Preferably, first magnet steel includes the magnet piece of two spaced strips, the linear vibration electric motor
Also include flat first magnetic conductive board between the first magnet steel and housing, first magnetic conductive board is fixed on the counterweight
On block, the upper surface of first magnet steel is connected with first magnetic conductive board.
Preferably, second magnet steel is the magnet piece of two spaced strips, and the linear vibration electric motor is also
Including flat second magnetic conductive board between second magnet steel and the housing, the upper surface of second magnetic conductive board
It is connected with second magnet steel, the lower surface of second magnetic conductive board is connected with the inner surface of the housing.
Preferably, the oscillator is additionally provided with balancing weight, the balancing weight be provided with close to the lower surface of the coil and with
The relative upper surface in the lower surface, the balancing weight are provided with the through hole that is used for accommodating first magnet steel and from the balancing weights
Following table being provided to second magnet steel for surface indentation allows the second groove of bit space upwardly, the 4th groove height is big
In the height of the second magnet steel ledger line circle, the coil is fixed on the lower surface of the first magnet steel；The linear vibration electric motor is additionally provided with
The first magnetic conductive board being connected with the balancing weight, first magnet steel are two spaced rectangular magnet pieces, wherein
One magnet piece is structure as a whole with first magnetic conductive board.
Preferably, the linear vibration electric motor also includes the second magnetic conductive board, and second magnet steel is two spaced
The magnet piece of strip, wherein a magnet piece is structure as a whole with second magnetic conductive board, second magnet steel is fixed on flat board
The upper surface of second magnetic conductive board of shape, the inner surface of the lower surface bonds of the second magnetic conductive board in housing.
Preferably, the oscillator is additionally provided with balancing weight, the balancing weight be provided with close to the lower surface of the coil and with
The relative upper surface in the lower surface, the balancing weight are provided with the through hole that is used for accommodating first magnet steel and from the balancing weights
Following table being provided to second magnet steel for surface indentation allows the second groove of bit space upwardly, second groove height is big
In the height of the second magnet steel ledger line circle, the coil is fixed on the lower surface of the first magnet steel；The linear vibration electric motor is additionally provided with
The first magnetic conductive board being connected with the balancing weight, first magnet steel are the magnet piece of a strip, first magnetic conductive board
Cross section is Z-shape, the first magnetic-conductance portion that first magnetic conductive board includes being connected with the upper surface of the balancing weight, from described first
Magnetic-conductance portion to the coil direction bend extension first connecting portion and from the first connecting portion bend extension with it is described
The second relative magnetic-conductance portion of coil, the first connecting portion pass through the through hole, and first magnet steel is placed in first magnetic conduction
The lower surface of plate.
Preferably, in the housing be provided with symmetrically arranged second magnetic conductive board of first magnetic conductive board, described second
Magnetic conductive board includes the 3rd magnetic-conductance portion, curved to the coil direction from the 3rd magnetic-conductance portion being connected with the inner surface of the housing
Roll over the second connecting portion of extension and fourth magnetic-conductance portion relative with the coil from second connecting portion bending extension.
Implement the linear vibration electric motor of the present invention, have the advantages that：Due to the coil in linear vibration electric motor without
It need to be supported by metallic support, but be directly bonded on oscillator so that the magnetic circuit of this kind of form is efficient simultaneously in holding,
Reduce coil brace, can also reduce the cost of device, reduce linear vibration electric motor volume, while alleviate linear oscillator
The weight of motor.
【Brief description of the drawings】
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Fig. 1 is the stereochemical structure exploded perspective view of the first embodiment in linear vibration electric motor of the present invention；
Fig. 2 is the cross section structure diagram of the first embodiment in linear vibration electric motor of the present invention；
Fig. 3 is the stereochemical structure exploded perspective view of second of embodiment in linear vibration electric motor of the present invention；
Fig. 4 is the cross section structure diagram of second of embodiment in linear vibration electric motor of the present invention；
Fig. 5 is the stereochemical structure exploded perspective view of the third embodiment in linear vibration electric motor of the present invention；
Fig. 6 is the cross section structure diagram of the third embodiment in linear vibration electric motor of the present invention；
In figure：1st, 11,21, housing；2nd, 12,22, balancing weight；The groove of 2-1,12-1,22-1 first；2-2,2-5,2-6,
Two grooves；2-3, the 3rd groove；12-3,22-3, through hole；2-4,12-4,22-4, through hole；3rd, 13,23, coil；4th, 14,24,
One magnet steel；5th, the 15,25, second magnet steel；6-1,16-1,26-1, the first magnetic conductive board；6-2,16-2,26-2, the second magnetic conductive board；7、
17th, 27, spring part.
【Embodiment】
Embodiment 1
As shown in Fig. 1~Fig. 2, for the linear vibration electric motor of the first embodiment of the invention, the linear vibration electric motor
The appearance is suspended on including the housing 1 with receiving space, the spring part 7 being connected with the housing 1 and by the spring part 7
The oscillator and coil 3 received in space, the oscillator are provided with the first magnet steel 4, and the linear vibration electric motor is additionally provided with that to be placed in receiving empty
Between in second magnet steel 5 relative with first magnet steel 4, second magnet steel 5 is fixed on housing 1, and the coil 3 is fixed
On oscillator and between the magnet steel 5 of the first magnet steel 4 and second.
In the first embodiment, the oscillator is additionally provided with balancing weight 2 for invention, and the balancing weight 2 is provided with close to described
The lower surface of coil and the upper surface relative with the lower surface, the balancing weight 2 are provided with from upper table surface indentation downwards
The the first groove 2-1 for being used to accommodate first magnet steel 4 and from following table, surface indentation carries to second magnet steel 5 upwardly
For allowing the second groove 2-2 of bit space, the second groove 2-2 width is more than the width of the second magnet steel 5, the second groove 2-
2 height is more than the height of the second magnet steel 5.
As shown in Figure 1, 2, the first further preferred embodiment of the present invention is, in the second groove of balancing weight 2-
21 lower surface is provided with the 3rd groove 2-3 for being used for accommodating fixed coil 3.
As shown in Figure 1, 2, the first currently preferred embodiment also has, and first magnet steel 4 includes two intervals
The magnet piece of the strip of setting, the linear vibration electric motor also include flat between the first magnet steel 4 and housing
First magnetic conductive board 6-1, the first magnetic conductive board 6-1 are fixed on the balancing weight 2, the upper surface of first magnet steel 4 and institute
State the first magnetic conductive board 6-1 connections.
Embodiment 2
It is a kind of linear vibration electric motor of second of embodiment of the invention as shown in Fig. 3~Fig. 4, the linear oscillator
Motor includes the housing 11 with receiving space, the spring part 17 being connected with the housing 11 and hung by the spring part 17
Oscillator and coil 3 in the receiving space, the oscillator are provided with the first magnet steel 14, and the linear vibration electric motor, which is additionally provided with, to be put
Second magnet steel 15 relative with first magnet steel 14 in receiving space, second magnet steel 15 are fixed on housing 1, institute
Coil 3 is stated to be fixed on oscillator and between the magnet steel 15 of the first magnet steel 14 and second.
As shown in Figure 3,4, currently preferred second of embodiment is that second magnet steel 15 is two spaced
Strip magnet piece, the linear vibration electric motor also include positioned at second magnet steel 15 and the housing 11 between putting down
Second magnetic conductive board 16-2 of tabular, the upper surface of the second magnetic conductive board 16-2 are connected with second magnet steel 15, and described second
Magnetic conductive board 16-2 lower surface is connected with the inner surface of the housing 11.
As shown in Figure 3,4, second further preferred of embodiment of the present invention is that the oscillator is additionally provided with balancing weight
12, the balancing weight 12 is provided with close to the lower surface of the coil 13 and the upper surface relative with the lower surface, described to match somebody with somebody
Surface is recessed upwardly for following table of the pouring weight 12 provided with the through hole 12-3 for being used to accommodate first magnet steel 14 and from the balancing weight 12
Sunken being provided to second magnet steel 15 allows the second groove 2-5, the 4th groove 2-5 of bit space to be highly more than the second magnet steel
The height of 15 ledger line circles 13, the coil 13 are fixed on the lower surface of the first magnet steel 14；The linear vibration electric motor be additionally provided with
The first magnetic conductive board 16-1 that the balancing weight 12 connects, first magnet steel 14 is two spaced rectangular magnet
Block a, wherein magnet piece is structure as a whole with the first magnetic conductive board 16-1.
As shown in Figure 3,4, second further preferred of embodiment of the present invention is that the linear vibration electric motor also includes
Second magnetic conductive board 16-2, second magnet steel 15 is the magnet piece of two spaced strips, wherein a magnet piece and institute
State the second magnetic conductive board 16-2 to be structure as a whole, second magnet steel 15 is fixed on flat second magnetic conductive board 16-2 upper table
Face, the inner surface of the second magnetic conductive board 16-2 lower surface bonds in housing 11.
Embodiment 3
As shown in figures 5 and 6, it is a kind of linear vibration electric motor of the third of the invention embodiment, the linear oscillator
Motor includes the housing 21 with receiving space, the spring part 27 being connected with the housing 21 and hung by the spring part 27
Oscillator and coil 23 in the receiving space, the oscillator are provided with the first magnet steel 24, and the linear vibration electric motor is additionally provided with
Second magnet steel 25 relative with first magnet steel 24 being placed in receiving space, second magnet steel 25 are fixed on housing 21
On, the coil 23 is fixed on oscillator and between the magnet steel 25 of the first magnet steel 24 and second.
As shown in Figure 5,6, the third currently preferred embodiment also has, and the oscillator is additionally provided with balancing weight 22, institute
Balancing weight 22 is stated to be provided with close to the lower surface of the coil 23 and the upper surface relative with the lower surface, the balancing weight 22
Lower surface and the upper surface relative with the lower surface provided with the close coil 23, the balancing weight 22 are provided with from upper table
The through hole 22-3 that is used to accommodating the first magnetic conductive board 26-1 and first magnet steel 24 towards lower surface and from following table surface upwardly
Being there is provided to second magnet steel 25 and coil 23 of depression allows the second groove 2-6 of bit space, and the 5th groove 2-6 width is big
In the width of the second magnet steel 25, the second groove 2-6 is highly more than the height of the ledger line circle 23 of the second magnet steel 25；Described first leads
Magnetic sheet 26-1 cross section is Z-shape, and the first magnetic conductive board 26-1 includes first be connected with the upper surface of the balancing weight 22
Magnetic-conductance portion, the first connecting portion extended is bent from first magnetic-conductance portion to the direction of coil 23 and is connected from described first
Second magnetic-conductance portion relative with the coil of portion's bending extension, the first connecting portion pass through the through hole 22-3, and described the
One magnet steel 24 is placed in the lower surface of the first magnetic conductive board 26-1.
As shown in Figure 5,6, the third further preferred embodiment of the present invention is provided with and institute in the housing 21
The symmetrically arranged second magnetic conductive board 26-2 of the first magnetic conductive board 26-1 are stated, the second magnetic conductive board 26-2 includes and the housing 21
Inner surface connection the 3rd magnetic-conductance portion, from the 3rd magnetic-conductance portion to the coil direction bending extension second connecting portion and
From fourth magnetic-conductance portion relative with the coil 23 of second connecting portion bending extension.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of linear vibration electric motor, the linear vibration electric motor includes the housing with receiving space, is connected with the housing
Spring part and the oscillator and coil that are suspended on by the spring part in the receiving space, the oscillator be provided with the first magnetic
Steel, it is characterised in that the linear vibration electric motor is additionally provided with second relative with first magnet steel being placed in receiving space
Magnet steel, second magnet steel are fixed on housing, and the coil is fixed on oscillator and is located at first magnet steel and second
Between magnet steel, the oscillator is additionally provided with balancing weight, the balancing weight be provided with close to the lower surface of the coil and with it is described under
The relative upper surface in surface, the balancing weight be provided with from upper table downwards surface indentation be used for accommodate the of first magnet steel
One groove and being provided to second magnet steel for surface indentation allows the second groove of bit space upwardly from following table, described second is recessed
Well width is more than the width of the second magnet steel, and second groove height is more than the height of the second magnet steel.
2. linear vibration electric motor according to claim 1, it is characterised in that in the bottom land of the second groove of the balancing weight
Provided with the 3rd groove for accommodating fixed coil.
3. linear vibration electric motor according to claim 1, it is characterised in that first magnet steel includes two interval settings
Strip magnet piece, the linear vibration electric motor also includes flat first leading between the first magnet steel and housing
Magnetic sheet, first magnetic conductive board are fixed on the balancing weight, and the upper surface of first magnet steel connects with first magnetic conductive board
Connect.
4. linear vibration electric motor according to claim 3, it is characterised in that second magnet steel is two spaced
The magnet piece of strip, the linear vibration electric motor also include flat between second magnet steel and the housing
Second magnetic conductive board, the upper surface of second magnetic conductive board are connected with second magnet steel, the lower surface of second magnetic conductive board with
The inner surface connection of the housing.
5. a kind of linear vibration electric motor, the linear vibration electric motor includes the housing with receiving space, is connected with the housing
Spring part and the oscillator and coil that are suspended on by the spring part in the receiving space, the oscillator be provided with the first magnetic
Steel, it is characterised in that the linear vibration electric motor is additionally provided with second relative with first magnet steel being placed in receiving space
Magnet steel, second magnet steel are fixed on housing, and the coil is fixed on oscillator and is located at first magnet steel and second
Between magnet steel, the oscillator is additionally provided with balancing weight, the balancing weight be provided with close to the lower surface of the coil and with it is described under
The relative upper surface in surface, the balancing weight, which is provided with, to be used to accommodate the through hole of first magnet steel and the following table from the balancing weight
Being there is provided to second magnet steel for surface indentation allows the second groove of bit space upwardly, and second groove height is more than second
The height of magnet steel ledger line circle, the coil are fixed on the lower surface of the first magnet steel；The linear vibration electric motor be additionally provided with it is described
First magnetic conductive board of balancing weight connection, first magnet steel is two spaced rectangular magnet pieces, wherein a magnet
Block is structure as a whole with first magnetic conductive board.
6. linear vibration electric motor according to claim 5, it is characterised in that the linear vibration electric motor is also led including second
Magnetic sheet, second magnet steel are the magnet piece of two spaced strips, wherein a magnet piece and second magnetic conductive board
It is structure as a whole, second magnet steel is fixed on the upper surface of flat second magnetic conductive board, and the lower surface of the second magnetic conductive board is glued
It is connected on the inner surface of housing.
7. a kind of linear vibration electric motor, the linear vibration electric motor includes the housing with receiving space, is connected with the housing
Spring part and the oscillator and coil that are suspended on by the spring part in the receiving space, the oscillator be provided with the first magnetic
Steel, it is characterised in that the linear vibration electric motor is additionally provided with second relative with first magnet steel being placed in receiving space
Magnet steel, second magnet steel are fixed on housing, and the coil is fixed on oscillator and is located at first magnet steel and second
Between magnet steel, the oscillator is additionally provided with balancing weight, the balancing weight be provided with close to the lower surface of the coil and with it is described under
The relative upper surface in surface, the balancing weight, which is provided with, to be used to accommodate the through hole of first magnet steel and the following table from the balancing weight
Being there is provided to second magnet steel for surface indentation allows the second groove of bit space upwardly, and second groove height is more than second
The height of magnet steel ledger line circle, the coil are fixed on the lower surface of the first magnet steel；The linear vibration electric motor be additionally provided with it is described
Balancing weight connection the first magnetic conductive board, first magnet steel be a strip magnet piece, the cross section of first magnetic conductive board
It is Z-shape, the first magnetic-conductance portion that first magnetic conductive board includes being connected with the upper surface of the balancing weight, from first magnetic-conductance portion
The first connecting portion of extension is bent to the coil direction and bends the extend and coil phase from the first connecting portion
To the second magnetic-conductance portion, the first connecting portion passes through the through hole, and first magnet steel is placed under first magnetic conductive board
Surface.
8. linear vibration electric motor according to claim 7, it is characterised in that be provided with the housing and led with described first
Symmetrically arranged second magnetic conductive board of magnetic sheet, second magnetic conductive board include the 3rd magnetic conduction being connected with the inner surface of the housing
Portion, the second connecting portion extended is bent from the 3rd magnetic-conductance portion to the coil direction and is bent from the second connecting portion
Fourth magnetic-conductance portion relative with the coil of extension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510466710.8A CN105071626B (en) | 2015-07-31 | 2015-07-31 | A kind of linear vibration electric motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510466710.8A CN105071626B (en) | 2015-07-31 | 2015-07-31 | A kind of linear vibration electric motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105071626A CN105071626A (en) | 2015-11-18 |
| CN105071626B true CN105071626B (en) | 2017-12-22 |
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ID=54500935
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510466710.8A Expired - Fee Related CN105071626B (en) | 2015-07-31 | 2015-07-31 | A kind of linear vibration electric motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN105071626B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106230223B (en) * | 2016-07-20 | 2018-10-30 | 瑞声科技(新加坡)有限公司 | Vibrating motor |
| CN106655697B (en) * | 2016-11-30 | 2019-03-15 | 歌尔股份有限公司 | A kind of linear vibration motor |
| CN108206619B (en) * | 2018-02-11 | 2020-07-14 | 瑞声科技(新加坡)有限公司 | Linear vibration motor |
| JP2020054958A (en) * | 2018-10-02 | 2020-04-09 | 日本電産コパル株式会社 | Actuator and electronic device |
| CN109586512A (en) * | 2018-11-02 | 2019-04-05 | 信利光电股份有限公司 | A kind of linear oscillator mould group |
| CN110049416B (en) * | 2019-04-23 | 2021-02-19 | 歌尔股份有限公司 | Vibration sound production device and electronic product |
| CN110112881A (en) * | 2019-06-17 | 2019-08-09 | 重庆市灵龙电子有限公司 | Magnetic suspension limits mobile phone vibrating motor firmly |
| CN110098715A (en) * | 2019-06-17 | 2019-08-06 | 重庆市灵龙电子有限公司 | Magnetic suspension mobile phone vibrating motor |
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| WO2009001746A1 (en) * | 2007-06-22 | 2008-12-31 | International Manufacturing And Engineering Services Co., Ltd. | Position detecting device for actuator |
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| CN103618428A (en) * | 2013-12-04 | 2014-03-05 | 金龙机电股份有限公司 | Horizontal vibration linear motor |
| CN203562923U (en) * | 2013-10-12 | 2014-04-23 | 金龙机电股份有限公司 | Thin-type flat linear vibration motor |
| CN103855905A (en) * | 2012-12-06 | 2014-06-11 | 三星电机株式会社 | Linear vibration motor |
| CN104467341A (en) * | 2013-09-12 | 2015-03-25 | 波凯特有限公司 | Electrodynamic Actuator |
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|---|---|---|---|---|
| WO2009001746A1 (en) * | 2007-06-22 | 2008-12-31 | International Manufacturing And Engineering Services Co., Ltd. | Position detecting device for actuator |
| CN101964579A (en) * | 2009-07-22 | 2011-02-02 | 三星电机株式会社 | Horizontal linear vibrator |
| CN103855905A (en) * | 2012-12-06 | 2014-06-11 | 三星电机株式会社 | Linear vibration motor |
| CN104467341A (en) * | 2013-09-12 | 2015-03-25 | 波凯特有限公司 | Electrodynamic Actuator |
| CN203562923U (en) * | 2013-10-12 | 2014-04-23 | 金龙机电股份有限公司 | Thin-type flat linear vibration motor |
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| CN105071626A (en) | 2015-11-18 |
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Granted publication date: 20171222 Termination date: 20210731 |