CN205584493U - Move iron vibrations conduction device and sound generating mechanism who uses thereof - Google Patents
Move iron vibrations conduction device and sound generating mechanism who uses thereof Download PDFInfo
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- CN205584493U CN205584493U CN201620323302.7U CN201620323302U CN205584493U CN 205584493 U CN205584493 U CN 205584493U CN 201620323302 U CN201620323302 U CN 201620323302U CN 205584493 U CN205584493 U CN 205584493U
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- magnet
- vibrations
- conduction device
- ferrum
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Abstract
The utility model discloses a move iron vibrations conduction device and sound generating mechanism who uses thereof, including the casing, its technical scheme main points be in: be equipped with inductance coils in the casing and the cover is located move indisputable mechanism in the inductance coils, it includes magnet to move indisputable mechanism, inductance coils is located enable in the magnetic flow loop of magnet and when the circular telegram move the vibrations of indisputable mechanism. The utility model provides a move iron vibrations conduction device, utilize and move the vibrations of indisputable mechanism under inductance coils's magnetic field, will shake and conduct away, can be applied to miniature mechanical parts, bring brand -new experience. Still provide an application and move the sound generating mechanism that iron shakes the conduction device, bring fine low frequency audio.
Description
[technical field]
This utility model relates to a kind of dynamic ferrum vibrations conduction device and the sound-producing device of application thereof.
[background technology]
The frame for movement of existing conduct vibrations device, predominantly moving-coil mode, or line
Circle is fixing, more additional U-shaped ferrum closes with coil package, by the phase interaction between electric magnet with Magnet
With, the structure of similar electric bell drives vibrations, and relative impedances is higher, and Circuit Matching is the most complicated,
System cost is the most too high.
Electrodynamic type woofer in the market, mainly moving-coil speaker or based on electric bell tie
The moving iron loud speaker of structure, for multi-media speaker, frequency response is typically at more than 40Hz for the former, right
For earphone horn, the weight of vibrating diaphragm causes resonant frequency to be difficult to less than 70Hz, ideal to be realized
Low-frequency effect be really difficult to, and the moving iron loud speaker of the latter's electric bell structure, structure is complicated, sound
The distortion factor of sound is higher.
[utility model content]
This utility model purpose is to provide a kind of dynamic ferrum vibrations conduction device, utilizes Dong Tie mechanism
Vibrations are conducted by the vibrations under the action of a magnetic field of inductance coil, simple in construction, can answer
For small-sized mechanical part, bring brand-new experience.
This utility model also provides for a kind of application and moves the sound-producing device of ferrum shaking device, brings very
Good low frequency audio.
This utility model is achieved through the following technical solutions:
A kind of dynamic ferrum vibrations conduction device, including housing, it is characterised in that: set in described housing
Having inductance coil and the Dong Tie mechanism being sheathed in described inductance coil, described Dong Tie mechanism includes
Magnet, described inductance coil is positioned at the flux circuit of described Magnet and can make when energising described
Dong Tie mechanism is shaken, and can make speaker, when being used for providing dynamic when being used for and promoting vibrating diaphragm to move
Driver can be done (containing vibrations) during power source to use.
A kind of dynamic ferrum vibrations conduction device as above, it is characterised in that: described Dong Tie mechanism
Also including that axis supports seat, described Magnet is sheathed on described axis and supports on seat, described inductor wire
Circle includes that first coil, described first coil are positioned at the middle and upper part of described Magnet.
A kind of dynamic ferrum vibrations conduction device as above, it is characterised in that: described Dong Tie mechanism
Also include being sheathed on the pad that axis supports on seat and grips described Magnet from both sides respectively,
The middle part of described first coil is relative with the pad of described Magnet side, and described first coil is by suitable
Clockwise winding.
A kind of dynamic ferrum vibrations conduction device as above, it is characterised in that: described inductance coil
Also including the second coil being positioned at described Magnet middle and lower part, the middle part of described second coil is with described
The pad of Magnet opposite side is relative, described second coil winding counterclockwise and with described the
One coil circuit connection.
A kind of dynamic ferrum vibrations conduction device as above, it is characterised in that: described axis supports
It is provided with the Flexible Connector for maintaining described dynamic ferrum mechanism piston to move between seat and housing, described
It is provided with in the middle of Flexible Connector for supporting the connecting hole that seat passes, described elasticity for described axis
The edge of connector offsets with described housing.
A kind of dynamic ferrum vibrations conduction device as above, it is characterised in that: described elasticity connects
Multiple being uniformly distributed and for the special-shaped breach of damping vibration it is additionally provided with on part.
A kind of dynamic ferrum vibrations conduction device as above, it is characterised in that: described elasticity connects
Part is made up of plastic resilient material or metallic resilient material.
A kind of dynamic ferrum vibrations conduction device as above, it is characterised in that: described axis supports
Seat includes that the middle jack-post for wearing described Magnet, described axis support seat are provided with and set for card
Described Magnet and the lactch groove of pad.
As above any one is applied to move the sound-producing device of ferrum shaking device, it is characterised in that: described shell
The vibration membrane being driven vibrations sounding by described Dong Tie mechanism it is additionally provided with on body.
A kind of sound-producing device as above, it is characterised in that: described vibration membrane is provided with dust-proof
Cap, described housing is provided with multiple for the opening for air circulation.
Compared with prior art, this utility model has the following advantages:
1, this utility model due to moving component be Magnet and pad, heavy moving parts is relatively big,
Achieve resonant frequency can the most as little as 40Hz, even less than 20Hz, when Dong Tie mechanism labors
During plug motion, this controlled vibrations are conducted to other mechanical parts, highly sensitive, it is provided that
A kind of brand-new vibrations frame for movement, controls to carry out comprehensively from Design of Mechanical Structure to vibration frequency
Optimize, have broad application prospects.
2, this utility model changes the design of traditional idea, substitutes moving-coil structure, and will
Inductance coil is fixed, and Magnet and pad move and reduce resonant frequency, to low frequency tonequality,
Making sound accomplish to become apparent from, the distortion factor is low, and the acoustics making audio amplifier and earphone is more perfect,
Expand dynamic ferrum and drive the range of application of structure.
3, Dong Tie mechanism of the present utility model can utilize whole dynamic ferrum machine as a driver
Structure does driver, the mechanical vibration that armature produces is changed, work Dong Tie mechanism produced
Plug motion, is converted into vibrations and is conducted to other mechanical organs, highly sensitive, the body of shaking device
Long-pending can random transform size, it is possible to apply in the experience of 3D multidimensional seat, it is also possible to apply
In the shaking device of mobile phone, bring more life-like experience effect to user.
[accompanying drawing explanation]
Fig. 1 is this utility model embodiment 1 profile；
Fig. 2 is this utility model embodiment 1 partial perspective view；
Fig. 3 is this utility model embodiment 1 decomposing schematic representation；
Fig. 4 is this utility model embodiment 1 axonometric chart；
Fig. 5 is this utility model embodiment 1 Flexible Connector axonometric chart
Fig. 6 is this utility model embodiment 2 inductance coil and Dong Tie mechanism profile；
Fig. 7 is this utility model embodiment 2 axonometric chart；
Fig. 8 is this utility model embodiment 2 profile；
Fig. 9 is this utility model embodiment 2 section three-dimensional map.
[detailed description of the invention]
Embodiment 1:
One as Figure 1-5 moves ferrum vibrations conduction device, including housing 1, described housing
Inductance coil 2 and the Dong Tie mechanism 3 being sheathed in described inductance coil 2 it is provided with in 1, described
Dong Tie mechanism 3 includes that Magnet 32, described inductance coil 2 are positioned at the magnetic flux of described Magnet 32 and return
Described Dong Tie mechanism 3 can be made to shake in road and when energising.The Dong Tie mechanism outer sheath of this device
Being provided with inductance coil, inductance coil is fixed on device case, and Dong Tie mechanism is provided with Magnet,
After inductance coil accesses power supply, Dong Tie mechanism is promoted by Magnet, does reciprocal in housing
Vibrations, are transmitted to miscellaneous part by mechanical shock, produce dynamic effect.
Described Dong Tie mechanism 3 also includes that axis supports seat 31, and described Magnet 32 is sheathed on described
Axis supports on seat 31, and described inductance coil 2 includes first coil 21, described first coil
21 middle and upper parts being positioned at described Magnet 32.The Magnet of the magnetic field of inductance coil and Dong Tie mechanism
Magnetic field is overlapping, and produces the effect of mutual power so that axis supports seat and Magnet thereon,
Together be driven vibrations, its vibration frequency by the energising FREQUENCY CONTROL of inductance coil, simultaneously because of in
Axle supports seat and Magnet thereon, compares existing moving-coil structure the heaviest, the resonance of generation
Frequency can reach below 20Hz, Vibration induction excellent.
Described Dong Tie mechanism 3 also includes that being sheathed on axis supports on seat 31 and press from both sides respectively from both sides
Hold the pad 33 of fixing described Magnet 32, the middle part of described first coil 21 and described Magnet
The pad 33 of 32 sides is relative, described first coil 21 winding in the direction of the clock.Magnet
Using annular magnet to be set in axis and support on seat, Magnet both sides and pad link position are Magnet
The position that the magnetic line of force in magnetic field is the most intensive, the first coil of inductance coil is around the pad on Magnet top
Sheet is arranged, and the middle part of first coil is oppositely arranged with pad, near the N pole of Magnet, during vibrations
The position that magnetic flux is maximum at Magnet N pole carries out cutting magnetic line action, now magnetic flux efficiency
The highest, first coil is around the winding in the direction of the clock of Dong Tie mechanism.
Described inductance coil 2 also includes the second coil 22 being positioned at described Magnet middle and lower part, institute
The middle part stating the second coil 22 is relative with the pad 33 of described Magnet 32 opposite side, and described
Two coil 22 winding counterclockwise and with described first coil 21 circuit communication.Second line
Circle is connected by power line with first coil, is concurrently accessed circuit, the second coil of inductance coil
Pad around Magnet middle and lower part is arranged, and the middle part of the second coil is oppositely arranged with another pad,
Near the S pole of Magnet, the position that during vibrations, magnetic flux is maximum at Magnet S pole carries out cutting magnetic
Line of force action, now magnetic flux efficiency is the highest, and the second coil is around Dong Tie mechanism counterclockwise
The magnetic line of force that winding, first coil and the equidirectional cut direction of the second coil are contrary, simultaneously to dynamic
Ferrum mechanism applies the effect of power in the same direction, promotes Dong Tie mechanism to move back and forth, produces vibrating effect.
Described axis supports and is provided with between seat 31 and housing 1 for maintaining described Dong Tie mechanism 3 to live
The Flexible Connector 34 of plug motion, described Flexible Connector 34 centre is provided with in confession is described
Axle supports the connecting hole 35 that seat 31 passes, and the edge of described Flexible Connector 34 is with described
Housing 1 offsets.Inductance coil is fixed on housing, connects housing with dynamic by Flexible Connector
Ferrum mechanism, during Dong Tie mechanism continuous vibration, housing and inductance coil keep fixing, dynamic
Ferrum mechanism, as a driver, converts electrical energy into mechanical energy, such as seat in 3D dynamic cinema
The specially good effect of chair, or the vibroseis of mobile phone, can bring more life-like experience effect to user,
And equipment design is no longer limited to the size of volume, as vibrations driving source, it is possible to be applied to vapour
The big specification application such as car, machining, it is also possible to be applied to sound equipment, toy, mobile phone etc.
Small dimension application, brings broader practice prospect, and axis supports the both ends up and down of seat
It is connected to the conduction connecting plate of conduction vibrations, can be used alone, it is possible to other accessories even
Connect and vibrations are conducted, between conduction connecting plate and housing, have card to set the outside platform of conduction connecting plate
Rank are designed, and are connected together by interior step, it is simple to during assembling between housing and Flexible Connector
It is located by connecting.
Multiple being uniformly distributed and different for damping vibration it is additionally provided with on described Flexible Connector 34
V notch v 36.Special-shaped breach on Flexible Connector is arranged, and abnormity breach includes near elastic
First arc sections at connector edge, and the second arc sections at connector, both connections
And be uniformly distributed on Flexible Connector, make Flexible Connector in the reciprocating action of Dong Tie mechanism
Cheng Zhong, it is possible to bearing its high-frequency active force of pullling produced, Flexible Connector is not likely to produce
Fatigue Deformation, long time running does not interferes with the vibration frequency of Dong Tie mechanism.
Described Flexible Connector 34 is made up of plastic resilient material or metallic resilient material.Elastic
Connector connects other mechanical organs, when carrying out vibrations conduction, uses such as: beryllium copper, rustless steel
Sheet elastomeric material is made.
Described axis supports seat 31 and includes the middle jack-post 311 for wearing described Magnet 32, institute
State axis to support seat 31 and be provided with and set described Magnet 32 and the lactch groove of pad 33 for card
312.Axis supports lactch groove on seat, sets setting-up piece and Magnet for card, and then makes magnetic
When ferrum produces repulsive force with inductance coil and moves, it is possible to ensure that axis supports seat and pad and magnetic
Ferrum will not occur relative displacement, it is ensured that long-play Stability Analysis of Structures, and lactch groove can one
Molding, it is also possible to supported seat two ends by axis and carry out assembling molding.
Embodiment 2:
The sound-producing device of ferrum shaking device is moved in a kind of application as Figure 6-9, including housing 1,
Inductance coil 2 and the Dong Tie mechanism being sheathed in described inductance coil 2 it is provided with in described housing 1
3, described Dong Tie mechanism 3 includes that Magnet 32, described inductance coil 2 are positioned at described Magnet 32
Flux circuit in and energising time described Dong Tie mechanism 3 can be made to shake.The dynamic ferrum machine of this device
Structure outer sheath is provided with inductance coil, and inductance coil is fixed on device case, and Dong Tie mechanism sets
Having Magnet, after inductance coil accesses power supply, Dong Tie mechanism is promoted, at housing by Magnet
Inside do reciprocal vibrations, mechanical shock is transmitted to miscellaneous part, produce dynamic effect.
Described Dong Tie mechanism 3 also includes that axis supports seat 31, and described Magnet 32 is sheathed on described
Axis supports on seat 31, and described inductance coil 2 includes first coil 21, described first coil
21 middle and upper parts being positioned at described Magnet 32.The Magnet of the magnetic field of inductance coil and Dong Tie mechanism
Magnetic field is overlapping, and produces the effect of mutual power so that axis supports seat and Magnet thereon,
Together be driven vibrations, its vibration frequency by the energising FREQUENCY CONTROL of inductance coil, simultaneously because of in
Axle supports seat and Magnet thereon, compares existing moving-coil structure the heaviest, the resonance of generation
Frequency can reach below 20Hz, Vibration induction excellent.
Described Dong Tie mechanism 3 also includes that being sheathed on axis supports on seat 31 and press from both sides respectively from both sides
Hold the pad 33 of fixing described Magnet 32, the middle part of described first coil 21 and described Magnet
The pad 33 of 32 sides is relative, described first coil 21 winding in the direction of the clock.Magnet
Using annular magnet to be set in axis and support on seat, Magnet both sides and pad link position are Magnet
The position that the magnetic line of force in magnetic field is the most intensive, the first coil of inductance coil is around the pad on Magnet top
Sheet is arranged, and the middle part of first coil is oppositely arranged with pad, near the N pole of Magnet, during vibrations
The position that magnetic flux is maximum at Magnet N pole carries out cutting magnetic line action, now magnetic flux efficiency
The highest, first coil is around the winding in the direction of the clock of Dong Tie mechanism.
Described inductance coil 2 also includes the second coil 22 being positioned at described Magnet middle and lower part, institute
The middle part stating the second coil 22 is relative with the pad 33 of described Magnet 32 opposite side, and described
Two coil 22 winding counterclockwise and with described first coil 21 circuit communication.Second line
Circle is connected by power line with first coil, is concurrently accessed circuit, the second coil of inductance coil
Pad around Magnet middle and lower part is arranged, and the middle part of the second coil is oppositely arranged with another pad,
Near the S pole of Magnet, the position that during vibrations, magnetic flux is maximum at Magnet S pole carries out cutting magnetic
Line of force action, now magnetic flux efficiency is the highest, and the second coil is around Dong Tie mechanism counterclockwise
The magnetic line of force that winding, first coil and the equidirectional cut direction of the second coil are contrary, simultaneously to dynamic
Ferrum mechanism applies the effect of power in the same direction, promotes Dong Tie mechanism to move back and forth, produces vibrating effect.
Described axis supports and is provided with between seat 31 and housing 1 for maintaining described Dong Tie mechanism 3 to live
The Flexible Connector 34 of plug motion, described Flexible Connector 34 centre is provided with in confession is described
Axle supports the connecting hole 35 that seat 31 passes, and the edge of described Flexible Connector 34 is with described
Housing 1 offsets.Inductance coil is fixed on housing, Flexible Connector connect housing and dynamic ferrum
Mechanism, during Dong Tie mechanism continuous vibration, housing and inductance coil keep fixing, and bullet
Property connector on special-shaped breach arrange, make Flexible Connector in the reciprocating action of Dong Tie mechanism
Cheng Zhong, it is possible to bearing its high-frequency active force of pullling produced, Dong Tie mechanism is as loudspeaker
Drive mechanism, brings splendid low frequency audio to feel, is greatly enlarged the use model of dynamic ferrum sound equipment
Enclose, such as earphone etc., more life-like experience effect can be brought to user.
Multiple being uniformly distributed and different for damping vibration it is additionally provided with on described Flexible Connector 34
V notch v 36.Special-shaped breach on Flexible Connector is arranged, and makes Flexible Connector at dynamic ferrum machine
During the reciprocating action of structure, it is possible to bear its high-frequency active force of pullling produced, elastic
Connector is not likely to produce Fatigue Deformation, and long time running does not interferes with the vibrations frequency of Dong Tie mechanism
Rate.
Described Flexible Connector 34 is made up of plastic resilient material or metallic resilient material.Connect
During the vibration membrane of sound equipment, Flexible Connector uses such as plastic cement bullets such as nylon, rubber, synthetic plastics
Property material is made.
Described axis supports seat 31 and includes the middle jack-post 311 for wearing described Magnet 32, institute
State axis to support seat 31 and be provided with and set described Magnet 32 and the lactch groove of pad 33 for card
312.Axis supports lactch groove on seat, sets setting-up piece and Magnet for card, and then makes magnetic
When ferrum produces repulsive force with inductance coil and moves, it is possible to ensure that axis supports seat and pad and magnetic
Ferrum will not occur relative displacement, it is ensured that long-play Stability Analysis of Structures, and lactch groove can one
Molding, it is also possible to supported seat two ends by axis and carry out assembling molding.
The vibration membrane 4 being driven vibrations sounding by described Dong Tie mechanism 3 it is additionally provided with on described housing 1.
When shaking conducting system and being the sound-producing device such as loudspeaker or earphone, Dong Tie mechanism drives vibration membrane to send out
Going out sound, particularly low frequency reaches below 40Hz, audio and tonequality and will be greatly improved,
Take into account medium-high frequency simultaneously, bring sound effect the most clearly, and structural volume can be accomplished very
Little, the effect of combination audio also can be reached such as earphone.
Described vibration membrane 4 is provided with dust cap 41, and described housing 1 is provided with multiple for supplying
The opening 12 of air circulation.Dust cap protects Dong Tie mechanism, when Dong Tie mechanism is in reciprocal vibrations
Time, the air pulsation in housing can be driven, and then the vibration membrane of sound equipment can be produced resonance impact,
Cause quality distortion, set up multiple opening, it is possible to the resonance reducing the air in housing affects,
Prevent audio distortions, strengthen heat sinking function simultaneously.
Described housing 1 is provided with multiple for the opening 12 for air circulation.When Dong Tie mechanism
When back and forth shaking, the air pulsation in housing can be driven, and then the vibration membrane of sound equipment can be produced
Raw resonance impact, causes quality distortion, sets up multiple opening, it is possible to reduce the air in housing
Resonance impact, prevent audio distortions.
Claims (10)
1. a dynamic ferrum vibrations conduction device, including housing (1), it is characterised in that: described
Be provided with in housing (1) inductance coil (2) and be sheathed in described inductance coil (2) dynamic
Ferrum mechanism (3), described Dong Tie mechanism (3) includes Magnet (32), described inductance coil (2)
It is positioned at the flux circuit of described Magnet (32) and described Dong Tie mechanism (3) can be made when energising
Vibrations.
One the most according to claim 1 moves ferrum vibrations conduction device, it is characterised in that:
Described Dong Tie mechanism (3) also includes that axis supports seat (31), and described Magnet (32) is sheathed
Supporting on seat (31) in described axis, described inductance coil (2) includes first coil (21),
Described first coil (21) is positioned at the middle and upper part of described Magnet (32).
One the most according to claim 2 moves ferrum vibrations conduction device, it is characterised in that:
Described Dong Tie mechanism (3) also includes that being sheathed on axis supports seat (31) above and from both sides respectively
Grip the pad (33) of described Magnet (32), the middle part of described first coil (21)
Relative with the pad (33) of described Magnet (32) side, described first coil (21) is pressed
Winding clockwise.
One the most according to claim 3 moves ferrum vibrations conduction device, it is characterised in that:
Described inductance coil (2) also includes the second coil (22) being positioned at described Magnet middle and lower part,
The middle part of described second coil (22) and the pad (33) of described Magnet (32) opposite side
Relatively, the winding counterclockwise of described second coil (22) and with described first coil (21)
Circuit communication.
One the most according to claim 2 moves ferrum vibrations conduction device, it is characterised in that:
Described axis supports and is provided with for maintaining described Dong Tie mechanism (3) between seat (31) and housing (1)
The Flexible Connector (34) of piston movement, be provided with in the middle of described Flexible Connector (34) for
The connecting hole (35) that seat (31) passes, described Flexible Connector (34) is supported for described axis
Edge offset with described housing (1).
One the most according to claim 5 moves ferrum vibrations conduction device, it is characterised in that:
Multiple being uniformly distributed and different for damping vibration it is additionally provided with on described Flexible Connector (34)
V notch v (36).
One the most according to claim 5 moves ferrum vibrations conduction device, it is characterised in that:
Described Flexible Connector (34) is made up of plastic resilient material or metallic resilient material.
One the most according to claim 2 moves ferrum vibrations conduction device, it is characterised in that:
Described axis supports seat (31) and includes the middle jack-post (311) for wearing described Magnet (32),
Described axis support seat (31) is provided with and sets described Magnet (32) and pad (33) for card
Lactch groove (312).
9. apply the sounding dress that any one of claim 1-8 moves ferrum vibrations conduction device for one kind
Put, it is characterised in that: it is additionally provided with on described housing (1) and is carried by described Dong Tie mechanism (3)
The vibration membrane (4) of dynamic vibrations sounding.
A kind of sound-producing device the most according to claim 9, it is characterised in that: institute
State vibration membrane (4) and be provided with dust cap (41), described housing (1) be provided with multiple for
Opening (12) for air circulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620323302.7U CN205584493U (en) | 2016-04-15 | 2016-04-15 | Move iron vibrations conduction device and sound generating mechanism who uses thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620323302.7U CN205584493U (en) | 2016-04-15 | 2016-04-15 | Move iron vibrations conduction device and sound generating mechanism who uses thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205584493U true CN205584493U (en) | 2016-09-14 |
Family
ID=56862985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620323302.7U Expired - Fee Related CN205584493U (en) | 2016-04-15 | 2016-04-15 | Move iron vibrations conduction device and sound generating mechanism who uses thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205584493U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108269469A (en) * | 2018-02-11 | 2018-07-10 | 合肥市科技馆 | A kind of skull listens sound science popularization experience apparatus and experiential method |
-
2016
- 2016-04-15 CN CN201620323302.7U patent/CN205584493U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108269469A (en) * | 2018-02-11 | 2018-07-10 | 合肥市科技馆 | A kind of skull listens sound science popularization experience apparatus and experiential method |
| CN108269469B (en) * | 2018-02-11 | 2024-03-22 | 合肥市科技馆 | Skull hearing science popularization experience device and experience method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 Termination date: 20200415 |
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| CF01 | Termination of patent right due to non-payment of annual fee |