CN115102354A - Vibration device and electronic apparatus - Google Patents
Vibration device and electronic apparatus Download PDFInfo
- Publication number
- CN115102354A CN115102354A CN202210708182.2A CN202210708182A CN115102354A CN 115102354 A CN115102354 A CN 115102354A CN 202210708182 A CN202210708182 A CN 202210708182A CN 115102354 A CN115102354 A CN 115102354A
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- vibration
- housing
- casing
- stator
- vibrator
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- 230000008093 supporting effect Effects 0.000 claims abstract description 29
- 238000009434 installation Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/02—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
Abstract
The invention discloses a vibration device and electronic equipment, wherein the vibration device comprises a shell, at least one vibration assembly and at least two elastic supporting pieces, the vibration assembly is arranged in the shell and comprises a vibrator and a stator, the at least two elastic supporting pieces are arranged at intervals along the vibration direction of the vibrator, the stator is fixed on the shell, the vibrator is suspended in the shell through the elastic supporting pieces, and the elastic supporting pieces are positioned at one end of the vibrator, which is far away from the stator. Through setting up two elastic support elements in the same one side of oscillator to with casing lug connection, with the other end lug connection casing of vibration subassembly, with the problem of solving current vibrating device assembly complicacy.
Description
Technical Field
The invention relates to the field of game equipment, in particular to a vibrating device and electronic equipment.
Background
Most of the vibration motors for one type of game use at present adopt two spiral springs as supporting components of a vibration system to provide restoring force. Generally, two springs are arranged on two sides of a vibration assembly and a coil magnetic circuit assembly, when the structure is assembled, the coil needs to be fixed in a shell of the motor through a fixing piece, two ends of the magnetic circuit assembly need to be connected with the springs, the two springs need to be fixed in the shell of the motor respectively, and the whole assembling process is complex and high in difficulty.
Disclosure of Invention
The invention mainly aims to provide a vibrating device and electronic equipment, and aims to solve the problem that the existing vibrating device is complex to assemble.
In order to achieve the above object, the present invention provides a vibration device, wherein the vibration device includes:
a housing;
at least one vibration assembly, the vibration assembly is arranged in the shell and comprises a vibrator and a stator; and (c) a second step of,
at least two elastic support elements, at least two elastic support element follow the vibration direction interval of oscillator sets up, the stator is fixed in the casing, the oscillator passes through elastic support element hangs to be located in the casing, just elastic support element is located the oscillator is kept away from the one end of stator.
Optionally, the vibrator includes a magnetic circuit assembly, and the stator includes a coil.
Optionally, each of the elastic supports includes a spring spirally disposed along a surface perpendicular to the vibration direction, and an outer peripheral side of the spring is at least partially connected to the housing.
Optionally, the periphery wall of spring is formed with the card protruding, the casing is concave to be equipped with the confession the joint groove of the protruding joint of card.
Optionally, the housing includes a first housing, a second housing, and a third housing connected in sequence along the vibration direction;
the stator with first casing fixed connection, the oscillator is located in the second casing, the second casing with be formed with the clearance between the one end that the third casing is close to each other, the clearance forms the joint groove.
Optionally, the third housing includes a first main body portion, a first mounting portion and a second mounting portion are convexly disposed at an end portion of the first main body portion close to the second housing, and the first mounting portion and the second mounting portion are disposed at intervals along a circumferential direction of the first main body portion;
the second shell comprises a second main body part extending along the vibration direction, a first mounting groove and a second mounting groove are concavely arranged at the end part, close to the third shell, of the second main body part, the first mounting groove and the second mounting groove are arranged at intervals along the circumferential direction of the second main body part, the first mounting groove is arranged corresponding to the first mounting part, and the second mounting groove is arranged corresponding to the second mounting part;
the bottom of first mounting groove with form first clearance between the tip of first installation department, first clearance forms and supplies two the joint groove of a joint in the spring, the bottom of second mounting groove with form the second clearance between the tip of second installation department, the second clearance forms and supplies two the joint groove of another joint in the spring.
Optionally, the number of the magnetic circuit assemblies is two, the two magnetic circuit assemblies are arranged at intervals in the vibration direction, and the two magnetic circuit assemblies are respectively arranged on two sides of the two elastic supporting members;
optionally, the magnetic circuit assembly includes a magnet and magnetic conductive plates provided on both sides of the magnet in the vibration direction.
Optionally, the vibration device further includes a magnetic yoke, the magnetic yoke includes a bottom wall and a side wall, the magnetic conductive plate is fixed to the bottom wall, and the coil is inserted into a gap between the magnetic conductive plate and the side wall.
Optionally, the vibration device further comprises a connecting piece, the connecting piece comprises a fixing portion and a protruding portion, the fixing portion is fixed between the two elastic supporting pieces, and the protruding portion penetrates through one of the elastic supporting pieces and is fixedly connected with the vibrator.
The present invention also provides an electronic apparatus including a vibration device, the vibration device including:
a housing;
the vibration assembly is arranged in the shell and comprises a vibrator and a stator; and the number of the first and second groups,
at least two elastic support pieces, at least two elastic support pieces follow the vibration direction interval of oscillator sets up, the stator is fixed in the casing, the oscillator passes through elastic support piece hangs to be located in the casing, just elastic support piece is located the oscillator is kept away from the one end of stator.
In the technical scheme provided by the invention, the stator is fixedly arranged on the shell, one end of the vibrator can be connected with the two elastic supporting pieces when the vibrator is installed, then the two elastic supporting pieces are connected with the shell, and the stator is directly and fixedly connected with the shell by arranging the two elastic supporting pieces on the same side of the vibrator and directly connecting the two elastic supporting pieces with the shell, so that the problem that the existing vibration device is complex to assemble is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a perspective exploded view of an embodiment of a vibration device provided in the present invention;
FIG. 2 is a schematic plan view of the vibration apparatus of FIG. 1;
FIG. 3 is a schematic sectional view taken along line A-A of FIG. 2;
FIG. 4 is a perspective view of the vibrating member of FIG. 1;
FIG. 5 is a perspective view of the spring and third housing of FIG. 1;
fig. 6 is a schematic cross-sectional view of another embodiment of the vibration device provided by the present invention.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used for explaining the relative position relationship between the components, the motion situation, and the like under a certain posture (as shown in the drawing), and if the certain posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The electronic device may be, but is not limited to, a remote control operation device (e.g., a game pad), a mobile terminal (e.g., a mobile phone, a smart phone, a bracelet, a smart watch, and a wearable device), and the like, and typically, the device carries a vibration device, and information is transmitted to a user by vibration of the vibration device, and vibration generated by the vibration device is used, for example, for feedback on an operation of the user, vibration for incoming call notification in a portable information terminal, vibration for tactile feedback in a game machine, and the like.
Most of the vibration motors for one type of game use at present adopt two spiral springs as supporting components of a vibration system to provide restoring force. Generally, two springs are arranged in vibration subassembly and coil magnetic circuit assembly's both sides, and when this type structure assembly, need pass through the mounting with the coil and fix in the casing of motor to magnetic circuit assembly's both ends all need with spring coupling, and need fix to the casing of motor again respectively with two springs again, and the process of whole equipment is complicated, and the degree of difficulty is high.
In order to solve the above problems, the present invention provides a vibration device, and fig. 1 to 6 show an embodiment of the vibration device according to the present invention.
Referring to fig. 1 to 4, the vibration device includes a housing 1, at least one vibration component 2, and at least two elastic supporting members 3; the vibration assembly 2 is arranged in the shell 1, and the vibration assembly 2 comprises a vibrator and a stator; the at least two elastic supporting pieces 2 are arranged at intervals along the vibration direction of the vibrator, the stator is fixed on the shell 1, the vibrator is arranged in the shell 1 in a suspending mode through the elastic supporting pieces 2, and the elastic supporting pieces 2 are located at one end, far away from the stator, of the vibrator.
In the technical scheme provided by the invention, the stator is fixedly arranged on the shell, one end of the vibrator can be connected with the two elastic supporting pieces 3 when the vibrator is installed, then the two elastic supporting pieces 3 are connected with the shell 1, the two elastic supporting pieces 3 are arranged on the same side of the vibrator and are directly connected with the shell 1, and the stator is directly and fixedly connected with the shell 1, so that the problem that the existing vibration device is complex to assemble is solved, and the assembly of the stator on the other side is facilitated to be simplified; the at least two elastic supporting pieces 3 can strengthen the supporting effect on the vibrator and keep the stability of the vibrator.
Specifically, in this embodiment, the vibrator includes a magnetic circuit assembly, the stator includes a coil, when the coil is energized, an interacting ampere force is generated between the coil and the magnetic circuit assembly, so as to drive the magnetic circuit assembly to move, and when the coil is energized with an alternating current, a direction of the interacting ampere force between the coil and the magnetic circuit assembly is changed in a continuous reverse direction, so that the magnetic circuit assembly vibrates.
Specifically, referring to fig. 1, 3 and 5, in the present embodiment, each of the elastic supporting members 3 includes a spring 31, the spring 31 is spirally disposed along a surface perpendicular to the vibration direction, and an outer peripheral side of the spring 31 is at least partially connected to the housing 1. Because of spring 31 is the slice, and is the spiral setting, has along the outside elastic arm that extends of circumference when the oscillator takes place to vibrate, spring 31 can take place deformation in the vibration direction, with the oscillator is in jointly vibrate in the vibration direction.
It can be understood that, since the two springs 31 are disposed on the same side of the vibrator, the mass center of gravity of the vibrator is located on the same side of the two springs 31, and when the vibrator vibrates, in addition to the vibration mode in the vibration direction, the vibrator also has a vibration mode in the direction perpendicular to the vibration direction. It will be appreciated that the shape and properties of the spring 31 are closely related to the vibration modes of the vibrator, and that by adjusting the length or width dimension of the resilient arms of the spring 31, or adjusting the spacing between the two springs 31, the vibration modes in different directions of the vibration system can be changed.
Further, in order to facilitate the installation of the spring 31, please refer to fig. 3, in this embodiment, a clamping protrusion 311 is formed on the outer peripheral wall of the spring 31, a clamping groove a for clamping the clamping protrusion 311 is concavely formed on the housing 1, and the spring 31 is clamped in the housing 1 by the clamping fit of the clamping protrusion 311 and the clamping groove a.
The shape of the housing 1 is not limited, and may be square, circular, irregular, and the like, the specific composition of the housing 1 is not limited, and specifically, referring to fig. 1 and 3, in an embodiment of the present invention, the housing 1 is a cylindrical tube, the magnetic circuit assembly 22 is provided as the vibrator, the coil 21 is a stator, the housing 1 includes a first housing 11, a second housing 12, and a third housing 13 sequentially connected along the vibration direction, when assembling, the coil 21 and the first housing 11 may be fixedly connected, the magnetic circuit assembly 22 may be provided in the second housing 12, in order to facilitate assembling the spring 31, a gap is formed between the ends of the second housing 12 and the third housing 13 close to each other, the gap forms the engaging groove a, when assembling, the spring 31 may be placed at one end of the third housing 13 close to the second housing 12, then, the second housing 12 is snapped on the third housing 13, so that the snap-fit protrusion 311 is clamped in the gap between the second housing 12 and the third housing 13, and the assembly is simpler.
Specifically, as the two springs 31 are provided, in order to facilitate the installation of the two springs 31 and to be capable of being spaced apart in the vibration direction, referring to fig. 5, in the present embodiment, the third housing 13 includes a first main body 131 extending in the vibration direction, a first mounting portion 1311 and a second mounting portion 1312 are convexly provided at an end portion of the first main body 131 close to the second housing 12, a height difference between protrusions of the first mounting portion 1311 and the second mounting portion 1312 is provided, the first mounting portion 1311 and the second mounting portion 1312 are spaced apart in a circumferential direction of the first main body 131, and in order to form the gap between the second housing 12 and the third housing 13, in the present embodiment, the second housing 12 includes a second main body extending in the vibration direction, and a first mounting groove (not shown) and a second mounting groove (not shown) are concavely provided at an end portion of the second main body close to the third housing 13 The first mounting groove and the second mounting groove are spaced apart from each other along the circumferential direction of the second body, the first mounting groove is disposed corresponding to the first mounting portion 1311, the second mounting groove is disposed corresponding to the second mounting portion 1312, when the second housing 12 and the third housing 13 are fastened, a first gap is formed between the bottom of the first mounting groove and the end of the first mounting portion 1311, the first gap forms a fastening groove a for fastening one of the two springs 31, and meanwhile, a second gap is formed between the bottom of the second mounting groove and the end of the second mounting portion 1312, and the second gap forms a fastening groove a for fastening the other of the two springs 31. Because the first mounting part 1311 and the second mounting part 1312 are arranged at different heights, when the two springs 31 are respectively and correspondingly mounted on the first mounting part 1311 and the second mounting part 1312, an interval is formed in the vibration direction, and the two springs 31 can be conveniently mounted by arranging the first mounting part 1311 and the second mounting part 1312 to be buckled with the first mounting groove and the second mounting groove, so that the vibration device is more convenient to mount.
It is understood that when the springs 31 are provided in a larger number, more mounting portions are protruded at the end of the first main body portion 131 close to the second housing 12, and the height difference between the mounting portions is set differently, so that a plurality of springs 31 can be spaced apart in the vibration direction.
In order to make the vibration component 2 have a stronger vibration sense and increase the vibration mass and the driving force, referring to fig. 6, in another embodiment, the vibration component 2 is provided in two, the two vibration components 2 are arranged at intervals in the vibration direction and are respectively arranged at two sides of the two springs 31, the two magnetic circuit components 22 are provided as the vibrator, in order to facilitate the installation of the two vibration components 2, the housing 1 includes a first housing 11, a second housing 12, a third housing 13 and a fourth housing which are sequentially connected along the vibration direction, when assembling, one of the two coils 21 can be fixedly connected with the first housing 11, the other coil 21 can be fixedly connected with the fourth housing, a gap is formed between the ends of the second housing 12 and the third housing 13 which are close to each other, the gap forms the clamping groove a, as described above, the two springs 31 can be similarly clamped between the second casing 12 and the third casing 13, so that the two magnetic circuit assemblies 22 are respectively disposed in the second casing 12 and the third casing 13, and finally, the first casing 11, the second casing 12, the third casing 13 and the fourth casing are sequentially and fixedly connected, so that the installation can be conveniently completed.
Further, in order to enable the magnetic field direction of the magnet 221 of the magnetic circuit assembly 22 to pass through the coil 21 according to a set direction, referring to fig. 1 and 3, in the present embodiment, the magnetic circuit assembly 22 includes a magnet 221 and magnetic conductive plates 222, the magnetic conductive plates 222 are disposed on two sides of the magnet 221 in the vibration direction, and the magnetic conductive plates 222 can guide the magnetic field generated by the magnet 221 to be concentrated to a current direction perpendicular to the coil 21, so that a maximum ampere force can be formed between the coil 21 and the magnet 221.
Further, referring to fig. 1, in this embodiment, the vibration device further includes a magnetic yoke 4, the magnetic yoke 4 includes a bottom wall and a side wall, the magnetic conductive plate 222 is fixed to the bottom wall, the coil is inserted into a gap between the magnetic conductive plate 222 and the side wall, the side wall and the bottom wall of the magnetic yoke 4 effectively conduct magnetic field around the magnet 221, and a magnetic gap is formed between the magnet 221 and the side wall.
Specifically, referring to fig. 3, in this embodiment, the vibration device further includes a connecting piece 5, the connecting piece 5 includes a fixing portion 51 and a protruding portion 52, the fixing portion 51 is fixed between the two elastic supporting members 3, the protruding portion 52 penetrates through one of the elastic supporting members 3 and is fixedly connected to the vibrator, when the vibration device is installed, two end surfaces of the fixing portion 51 in the vibration direction may be respectively connected and fixed to the two elastic supporting members 3, and then the protruding portion 52 is fixed to the vibrator, so that the vibration device is simple and convenient to install and easy to operate.
The present invention further provides an electronic device, which may be a game pad, a game machine, a game operating device, or a mobile terminal device, and the electronic device includes the vibration device, and the specific structure of the vibration device refers to the above embodiments.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (11)
1. A vibratory device, comprising:
a housing;
the vibration assembly is arranged in the shell and comprises a vibrator and a stator; and the number of the first and second groups,
at least two elastic support pieces, at least two elastic support pieces follow the vibration direction interval of oscillator sets up, the stator is fixed in the casing, the oscillator passes through elastic support piece hangs to be located in the casing, just elastic support piece is located the oscillator is kept away from the one end of stator.
2. The vibration apparatus as claimed in claim 1, wherein said vibrator includes a magnetic circuit assembly, and said stator includes a coil.
3. The vibration apparatus as claimed in claim 1, wherein each of said elastic supporting members comprises a spring spirally arranged along a surface perpendicular to said vibration direction, and an outer peripheral side of said spring is at least partially connected to said housing.
4. The vibration apparatus as claimed in claim 3, wherein the spring has a peripheral wall formed with a locking protrusion, and the housing has a locking groove for locking the locking protrusion.
5. The vibration apparatus as claimed in claim 4, wherein said housing includes a first housing, a second housing and a third housing which are connected in this order in said vibration direction;
the stator with first casing fixed connection, the oscillator is located in the second casing, the second casing with be formed with the clearance between the one end that the third casing is close to each other, the clearance forms the joint groove.
6. The vibration apparatus as claimed in claim 5, wherein the third housing includes a first main body portion, a first mounting portion and a second mounting portion are protruded from an end portion of the first main body portion adjacent to the second housing, and the first mounting portion and the second mounting portion are spaced apart from each other along a circumferential direction of the first main body portion;
the second shell comprises a second main body part extending along the vibration direction, a first mounting groove and a second mounting groove are concavely arranged at the end part, close to the third shell, of the second main body part, the first mounting groove and the second mounting groove are arranged at intervals along the circumferential direction of the second main body part, the first mounting groove is arranged corresponding to the first mounting part, and the second mounting groove is arranged corresponding to the second mounting part;
the bottom of first mounting groove with form first clearance between the tip of first installation department, first clearance forms and supplies two the joint groove of a joint in the spring, the bottom of second mounting groove with form the second clearance between the tip of second installation department, the second clearance forms and supplies two the joint groove of another joint in the spring.
7. The vibration device as claimed in claim 2, wherein the magnetic circuit members are provided in two, two of the magnetic circuit members are arranged at an interval in the vibration direction, and two of the magnetic circuit members are provided on both sides of the two elastic support members.
8. The vibration apparatus as claimed in claim 2, wherein said magnetic circuit assembly includes a magnet and magnetic conductive plates provided on both sides of said magnet in said vibration direction.
9. The vibration apparatus of claim 8, further comprising a yoke including a bottom wall and a side wall, wherein the magnetic conductive plate is fixed to the bottom wall, and wherein the coil is inserted into a gap between the magnetic conductive plate and the side wall.
10. The vibration apparatus as claimed in claim 1, wherein the vibration apparatus further comprises a connecting member, the connecting member comprises a fixing portion and a protruding portion, the fixing portion is fixed between the two elastic supporting members, and the protruding portion passes through one of the elastic supporting members and is fixedly connected to the vibrator.
11. An electronic device, characterized in that the electronic device comprises a vibration apparatus according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210708182.2A CN115102354A (en) | 2022-06-21 | 2022-06-21 | Vibration device and electronic apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210708182.2A CN115102354A (en) | 2022-06-21 | 2022-06-21 | Vibration device and electronic apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115102354A true CN115102354A (en) | 2022-09-23 |
Family
ID=83293476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210708182.2A Pending CN115102354A (en) | 2022-06-21 | 2022-06-21 | Vibration device and electronic apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115102354A (en) |
Citations (11)
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|---|---|---|---|---|
| US2690529A (en) * | 1950-03-01 | 1954-09-28 | Bofors Ab | Suspension arrangement for movable members |
| DE2303450A1 (en) * | 1973-01-25 | 1974-08-22 | Kirchheim E Heinrich Dipl Kfm | MAGNETIC VALVE |
| US5321763A (en) * | 1990-02-17 | 1994-06-14 | Lee Jeong Gi | Body sense speaker |
| CN1158282A (en) * | 1995-12-15 | 1997-09-03 | 松下电器产业株式会社 | Vibration generating apparatus |
| CN1346201A (en) * | 2000-10-04 | 2002-04-24 | 株式会社三富康姆尼克斯 | Connection structure for signal converter |
| CN1409466A (en) * | 2001-09-28 | 2003-04-09 | 思考电机（上海）有限公司 | Electromagnetic actuator |
| US20030102739A1 (en) * | 2001-11-02 | 2003-06-05 | Citizen Electronics Co., Ltd. | Vibrating device for transmitting information |
| US20030123692A1 (en) * | 2001-02-26 | 2003-07-03 | Masataka Ueki | Speaker |
| CN1640558A (en) * | 1999-04-16 | 2005-07-20 | 并木精密宝石株式会社 | Power supply mechanism of vibrating actuator |
| CN113991963A (en) * | 2021-11-16 | 2022-01-28 | 歌尔股份有限公司 | Linear motor and electronic apparatus |
| CN115089955A (en) * | 2022-06-21 | 2022-09-23 | 歌尔股份有限公司 | Vibration sound production device and electronic equipment |
-
2022
- 2022-06-21 CN CN202210708182.2A patent/CN115102354A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2690529A (en) * | 1950-03-01 | 1954-09-28 | Bofors Ab | Suspension arrangement for movable members |
| DE2303450A1 (en) * | 1973-01-25 | 1974-08-22 | Kirchheim E Heinrich Dipl Kfm | MAGNETIC VALVE |
| US5321763A (en) * | 1990-02-17 | 1994-06-14 | Lee Jeong Gi | Body sense speaker |
| CN1158282A (en) * | 1995-12-15 | 1997-09-03 | 松下电器产业株式会社 | Vibration generating apparatus |
| CN1640558A (en) * | 1999-04-16 | 2005-07-20 | 并木精密宝石株式会社 | Power supply mechanism of vibrating actuator |
| CN1346201A (en) * | 2000-10-04 | 2002-04-24 | 株式会社三富康姆尼克斯 | Connection structure for signal converter |
| US20030123692A1 (en) * | 2001-02-26 | 2003-07-03 | Masataka Ueki | Speaker |
| CN1409466A (en) * | 2001-09-28 | 2003-04-09 | 思考电机（上海）有限公司 | Electromagnetic actuator |
| US20030102739A1 (en) * | 2001-11-02 | 2003-06-05 | Citizen Electronics Co., Ltd. | Vibrating device for transmitting information |
| CN113991963A (en) * | 2021-11-16 | 2022-01-28 | 歌尔股份有限公司 | Linear motor and electronic apparatus |
| CN115089955A (en) * | 2022-06-21 | 2022-09-23 | 歌尔股份有限公司 | Vibration sound production device and electronic equipment |
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