CN206474812U - A kind of magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser - Google Patents
A kind of magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser Download PDFInfo
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- CN206474812U CN206474812U CN201720114803.9U CN201720114803U CN206474812U CN 206474812 U CN206474812 U CN 206474812U CN 201720114803 U CN201720114803 U CN 201720114803U CN 206474812 U CN206474812 U CN 206474812U
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- magnetic field
- leading screw
- electric arc
- adjusting means
- field intensity
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Abstract
The utility model belongs to the electric arc combined welding correlative technology field of magnetic field assistant laser, it discloses a kind of magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser, including positioning and clamping mechanism and flux control mechanism, the positioning and clamping mechanism is used for clamping workpiece；The flux control mechanism is adjacent to the workpiece setting, and it includes flange nut, guide rail, magnet carrier, permanent magnet, leading screw and the attaching nut being fixed on the flange nut, and the flange nut is fixedly connected on the positioning and clamping mechanism；One end of the guide rail is fixedly connected on the magnet carrier after passing through the flange nut, and it is used for the mobile offer guiding for the permanent magnet and the magnet carrier；The permanent magnet is arranged in the magnet carrier；The leading screw is sequentially passed through and the magnet carrier is connected to after the attaching nut and the flange nut, and the leading screw is formed with the attaching nut and is threadedly coupled；The leading screw is by rotating to adjust the magnetic induction intensity of welded seam area.
Description
Technical field
The utility model belongs to the electric arc combined welding correlative technology field of magnetic field assistant laser, more particularly, to one kind
The magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser.
Background technology
Magnetic field assistant laser-electric arc combined welding technique is the new pattern laser-electric arc hybrid welding technology occurred in recent years,
Its general principle is to utilize energy density high (about 107W/cm2) laser beam and metal material act on, melted with forming small hole depth
Weldering, electric arc welding can strengthen bridging capability, and externally-applied magnetic field can go out electric current in molten pool metal and plasma induced inside, right
The metal bath and plasma of flowing produce the effect of Lorentz force, and Lorentz force can suppress or strengthen the stream in molten bath
It is dynamic, change the motion morphology of plasma to reach change seam center, refine weld metal zone crystal grain, suppress to splash and stay, increase
The utilization ratio of intense laser beam.
Because externally-applied magnetic field has stirring action to molten bath, thus it is possible to vary the cross-sectional morphology of weld seam, and externally-applied magnetic field pair
The quality and performance of welding point have large effect, in order to study the magnetic field size and Orientation welding quality of weld metal zone
Affecting laws, the magnetic field size and Orientation of welded seam area need to be adjusted.However, most magnetic field assistant laser-electric arc combined
Permanent magnet intensity size in welding can not be adjusted, also without the special device for being used to adjust welded seam area magnetic field.Correspondingly, originally
Field, which is existed, develops a kind of technical need for the magnetic field intensity adjusting means that can adjust welded seam area.
Utility model content
For the disadvantages described above or Improvement requirement of prior art, it is electric arc combined that the utility model provides a kind of auxiliary laser
The magnetic field intensity adjusting means of welding, the characteristics of it is based on magnetic field assistant laser-electric arc combined welding, is correspondingly devised applicable
In the magnetic field intensity adjusting means of magnetic field assistant laser-electric arc combined welding.Pass through crucial group to magnetic field intensity adjusting means
Connecting relation between the structure and part of part is designed, and magnetic field intensity auxiliary laser is efficiently solved accordingly electric arc combined
The problem of welded seam area induction level and magnetic induction intensity direction are difficult to continuously adjust in welding, spirit simple to operate
Living, easy to adjust, magnetic field intensity adjusting means magnetic induction suitable for the electric arc combined welding process of magnetic field assistant laser is strong
The regulation of degree, is particularly suitable for use in studying the experiment that magnetic induction intensity influences hybrid Laser-Arc Welding weldquality.
To achieve the above object, the utility model provides a kind of magnetic field intensity regulation of the electric arc combined welding of auxiliary laser
Device, it includes positioning and clamping mechanism and flux control mechanism, it is characterised in that：
The positioning and clamping mechanism is used to position and clamping workpiece；The flux control mechanism adjacent to the workpiece setting,
It includes flange nut, guide rail, magnet carrier, permanent magnet, leading screw and attaching nut, and the flange nut is fixedly connected on described
Positioning and clamping mechanism；One end of the guide rail pass through the flange nut after be fixedly connected on the magnet carrier, its be used for for
The mobile offer guiding of the permanent magnet and the magnet carrier；The permanent magnet is arranged in the magnet carrier；The silk
One end of thick stick sequentially passes through and the magnet carrier is connected to after the attaching nut and the flange nut, and the attaching nut consolidates
It is scheduled on the flange nut, the leading screw is formed with the attaching nut and is threadedly coupled；The leading screw is driven by rotating
The permanent magnet is moved along the guide rail to change the distance between the permanent magnet and described workpiece, and then adjusts welded seam area
Magnetic induction intensity.
Further, the quantity of the guide rail is two, and two guide rails are arranged at intervals, and the leading screw is located at two institutes
State between guide rail, and the central shaft of the guide rail is parallel with the central shaft of the leading screw.
Further, the flux control mechanism also includes regulation handle, and it is remote that the regulation handle is connected to the leading screw
From one end of the magnet carrier；The rotation of the leading screw is by manual actuation or driver driving.
Further, the positioning and clamping mechanism includes horizontal fixed members, platform base, positioning supporting plate, floor and work
Make table top, the two ends of the positioning supporting plate are respectively and vertically fixed on the platform base and the work top, the work
Making table top is used to support the workpiece；The horizontal fixed members are fixed on the work top, and the floor is fixedly connected on
The positioning supporting plate.
Further, the horizontal fixed members open up fluted, and the groove is used to house the workpiece and is easy to described
Workpiece is picked and placeed；The workpiece is positioned on the work top and is contained in the groove.
Further, the quantity of the flux control mechanism is one, and the flux control mechanism is fixed on the floor
On, the leading screw, to change the permanent magnet with the workpiece in the spacing of vertical direction, realizes vertical direction magnetic by rotating
The regulation of field；Or,
The quantity of the flux control mechanism is two, and two flux control mechanisms are relatively fixed solid in the level
Determine on part, and both are relative to the setting substantially symmetrical about its central axis of the work top, the leading screw point of two flux control mechanisms
Not by rotating to change the spacing in the horizontal direction of corresponding permanent magnet and the workpiece, and then realize horizontal direction magnetic
The regulation of field；Or,
The quantity of the flux control mechanism is that two intervals in three, three flux control mechanisms are fixed on institute
State on horizontal fixed members, another described flux control mechanism is fixed on the floor, three flux control mechanisms
Leading screw is respectively by rotating to realize the regulation in horizontal direction magnetic field and vertical direction magnetic field.
Further, the platform base is rectangular, and its relative two ends offers two U-shaped holes, the magnetic field respectively
Adjusting means is installed on matrix by the U-shaped hole.
Further, the work top is in octagon, and it offers six equally distributed oval through holes, described in six
Oval through hole is easy to the clamping of the various sizes of workpiece.
Further, the work top be further opened with the spaced elongated slot of oval through hole, the elongated slot is just
In placement alignment sheets, and it is easy to control of the gap of the workpiece when splicing weldering.
Further, the work top and the magnet carrier are made of aluminium alloy；The magnetic field intensity
Adjusting means also includes graduated scale, and the graduated scale is arranged on the flange nut, and it is easy to record adjusts corresponding every time
The displacement of permanent magnet.
In general, by the contemplated above technical scheme of the utility model compared with prior art, the utility model
The magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser of offer, its work top can realize being accurately positioned for workpiece
And clamping；It can realize that the magnetic field intensity in welded seam area horizontal direction is adjusted by flux control mechanism simultaneously, can also be real
The regulation of magnetic field intensity on existing vertical direction, and can realize the regulation of vertically and horizontally upper magnetic field intensity simultaneously,
Simple in construction, operation is flexible, and practicality is stronger；Six oval through holes preferably facilitate the clamping of different dimension workpieces, elongated slot
It is easy to be easy to while placing alignment sheets the control of workpiece gap；Work top and magnet carrier are made of using aluminium alloy
, with the distribution in the magnetic field for avoiding work top and magnet carrier influence permanent magnet.In addition, three flux control mechanisms have mutually
It is transsexual, it is easy to use, convenient disassembly.
Brief description of the drawings
Fig. 1 is the magnetic field intensity regulation dress for the electric arc combined welding of auxiliary laser that the utility model better embodiment is provided
The use state schematic diagram put.
Fig. 2 is the office of the positioning and clamping mechanism of the magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser in Fig. 1
Portion's schematic diagram.
Fig. 3 is showing for the flux control mechanism of the magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser in Fig. 1
It is intended to.
Fig. 4 is the partial schematic diagram of the magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser in Fig. 1.
Fig. 5 is the magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser in Fig. 1；Another is partially schematic
Figure.
In all of the figs, identical reference is used for representing identical element or structure, wherein：1- levels are fixed
Part, 2- guide rails, 3- regulation handles, 4- leading screws, 5- positioning supporting plates, 6- platform bases, 7- floors, 8- bolts, 9- work tops,
10- magnet carriers, 11- flange nuts, 12- permanent magnets, 13- graduated scales, 14- workpiece, 15- attaching nut.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.In addition, institute in each embodiment of the utility model disclosed below
As long as the technical characteristic being related to does not constitute conflict and can be just mutually combined each other.
Refer to Fig. 1 to Fig. 4, the magnetic field for the electric arc combined welding of auxiliary laser that the utility model better embodiment is provided
Intensity adjustment device, the magnetic field intensity adjusting means is entered by the connecting relation between the structure and part to its key component
Row design, efficiently solve accordingly in the electric arc combined welding of magnetic field intensity auxiliary laser welded seam area induction level and
It is the problem of magnetic induction intensity direction is difficult to continuously adjust, simple to operate flexible, easy to adjust, the magnetic field intensity adjusting means
The regulation of magnetic induction intensity suitable for the electric arc combined welding process of magnetic field assistant laser, is particularly suitable for use in studying magnetic induction intensity
The experiment influenceed on hybrid Laser-Arc Welding weldquality.
The magnetic field intensity adjusting means includes positioning and clamping mechanism and flux control mechanism, and the flux control mechanism is set
It is placed in the positioning and clamping mechanism, the positioning and clamping mechanism is used to position and clamping workpiece 14.Meanwhile, the positioning and clamping
Mechanism is additionally operable to support the flux control mechanism.
The positioning and clamping mechanism includes horizontal fixed members 1, platform base 6, positioning supporting plate 5, floor 7, bolt 8 and work
Make table top 9, the positioning supporting plate 5 connects the platform base 6 and the work top 9.The horizontal fixed members 1 are arranged on
On the work top 9.The floor 7 is connected to the positioning supporting plate 5 by the bolt 8.
The horizontal fixed members 1 are in substantially octagonal tabular, and it is fixed on the level table 9.The level is consolidated
Determining part 1 is used to support the flux control mechanism, and it offers a groove, and the groove is used to housing the workpiece 14 and just
In picking and placeing for the workpiece 14.
The platform base 6 is substantially rectangular, and it connects the positioning supporting plate 5.The relative two ends of the platform base 6
Two U-shaped holes are offered respectively, and the magnetic field intensity adjusting means is installed on matrix by the U-shaped hole.It is appreciated that
In other embodiment, the quantity in the U-shaped hole of the platform base 6 can increase or reduce according to actual needs.
The two ends of the positioning supporting plate 5 are respectively perpendicular the connection work top 9 and the platform base 6.This implementation
In mode, the quantity of the positioning supporting plate 5 is two, and two positioning supporting plates 5 are respectively fixedly connected with the platform
The relative two ends of base 6.In present embodiment, two positioning supporting plates 5 are arranged at intervals.
The floor 7 is substantially rectangular, and its two ends is connected to two positioning supporting plates 5 by the bolt 8 respectively.
In present embodiment, the floor 7 is located between the platform base 6 and the work top 9, and it is used to support the magnetic field
Governor motion.
The work top 9 is connected to the horizontal fixed members 1, and it is used to support the workpiece 14.The work top 9
Substantially be in octagon, its offer six equally distributed oval through holes and with the spaced elongated slot of oval through hole, institute
State the clamping that oval through hole is easy to the various sizes of workpiece 14；The elongated slot is easy to place alignment sheets, and can be in splicing weldering
When conveniently realize the control of workpiece gap.
The flux control mechanism includes guide rail 2, regulation handle 3, leading screw 4, magnet carrier 10, flange nut 11, permanent magnetism
Iron 12 and attaching nut 15, one end of the guide rail 2 are fixedly connected on the magnet carrier 10 after passing through the flange nut 11,
Central shaft is parallel with the central shaft of the leading screw 4.One end of the leading screw 4 sequentially passes through the attaching nut 15 and the method
The magnet carrier 10 is fixedly connected on after blue nut 11, it forms screw pair with the attaching nut 15.The leading screw 4
The other end be connected to the regulation handle 3.In present embodiment, the quantity of the guide rail 2 of each flux control mechanism is
Two, two guide rails 2 are arranged at intervals, and the leading screw 4 is located between two guide rails 2, the guide rail 2 and the flange
Nut 11 is engaged with the mobile offer guiding for the magnet carrier 10 and the permanent magnet 12；The flux control mechanism leads to
Cross the flange nut 11 and be connected to the positioning and clamping mechanism.
The magnet carrier 10 is in convex substantially, and its one end away from the flange nut 11 offers accepting groove, institute
Stating accepting groove is used to house the permanent magnet 12.The regulation handle 3 is rotated, the regulation handle 3 drives 4 turns of the leading screw
Dynamic, the leading screw 4 drives the magnet carrier 10 and the permanent magnet 12 to be moved along the guide rail 2, and then changes the permanent magnetism
The distance between iron 12 and the workpiece 14, realize the regulation of the magnetic field intensity of the welded seam area of the workpiece 14.This implementation
In mode, the rotation of the regulation handle 3 is manual actuation；It is appreciated that in other embodiments, the regulation handle
3 can be driven by driver, such as motor.
In present embodiment, the work top 9 and the magnet carrier 10 are made of aluminium alloy, the silk
Thick stick 4 and the flange nut 11 are made up of stainless steel and copper alloy, to avoid the work top 9 and the magnet carrier
The distribution in the magnetic field of the 10 influence permanent magnets 12.
Referring to Fig. 5, in present embodiment, the quantity of the flux control mechanism is three, three flux controls
One in mechanism is fixed on the floor 7, and two other interval is fixed on the horizontal fixed members 1.It is fixed on described
Two flux control mechanisms on horizontal fixed members 1 are symmetrical relative to the elongated slot, and both phases of permanent magnet 12
To setting, corresponding two flux control mechanisms can adjust corresponding two permanent magnets 12 in the horizontal direction
Spacing, realizes the regulation of distance between the workpiece 14 and the permanent magnet 12 in horizontal direction；Meanwhile, it is fixed on the rib
Between the flux control mechanism on plate 7 can realize the corresponding permanent magnet 12 and the workpiece 14 in vertical direction
Away from regulation, it is achieved thereby that magnitude of field intensity and the regulation in direction of welding region, simple to operate flexible, it is easy to adjust.
The magnetic field intensity adjusting means also includes the graduated scale 13 being fixed on the flange nut 11.Present embodiment
In, the two ends of the graduated scale 13 are connected on two be arranged on the horizontal fixed members 1 the flange nut 11.
The graduated scale 13 is easy to record the displacement for adjusting corresponding permanent magnet 12 every time, in order to can subsequently be tied according to record
Fruit carries out quick regulation.
The magnetic field intensity adjusting means for the electric arc combined welding of auxiliary laser that the utility model is provided, its work top can be with
Realize being accurately positioned and clamping for workpiece；The magnetic field in welded seam area horizontal direction can be realized by flux control mechanism simultaneously
Intensity adjustment, can also realize the regulation of magnetic field intensity on vertical direction, and can realize simultaneously vertically and horizontally
The regulation of upper magnetic field intensity, simple in construction, operation is flexible, and practicality is stronger；Six oval through holes preferably facilitate different chis
The clamping of very little workpiece, elongated slot is easy to be easy to while placing alignment sheets the control of workpiece gap；Work top and magnet carrier are equal
It is made of aluminium alloy, with the distribution in the magnetic field for avoiding work top and magnet carrier influence permanent magnet.In addition, three magnetic
Field control mechanism has interchangeability, is easy to use, convenient disassembly.
As it will be easily appreciated by one skilled in the art that the foregoing is only preferred embodiment of the present utility model, not
To limit the utility model, all any modifications made within spirit of the present utility model and principle, equivalent substitution and change
Enter, should be included within protection domain of the present utility model.
Claims (10)
1. a kind of magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser, it includes positioning and clamping mechanism and flux control
Mechanism, it is characterised in that：
The positioning and clamping mechanism is used to position and clamping workpiece；The flux control mechanism is adjacent to the workpiece setting, and it is wrapped
Flange nut, guide rail, magnet carrier, permanent magnet, leading screw and attaching nut are included, the flange nut is fixedly connected on the positioning
Clamping mechanism；One end of the guide rail is fixedly connected on the magnet carrier after passing through the flange nut, and it is used for be described
The mobile offer guiding of permanent magnet and the magnet carrier；The permanent magnet is arranged in the magnet carrier；The leading screw
One end, which is sequentially passed through, is connected to the magnet carrier after the attaching nut and the flange nut, the attaching nut is fixed on
On the flange nut, the leading screw is formed with the attaching nut and is threadedly coupled；The leading screw is described to drive by rotating
Permanent magnet is moved along the guide rail to change the distance between the permanent magnet and described workpiece, and then adjusts the magnetic of welded seam area
Induction.
2. the magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser as claimed in claim 1, it is characterised in that：It is described
The quantity of guide rail is two, and two guide rails are arranged at intervals, and the leading screw is located between two guide rails, and the guide rail
Central shaft it is parallel with the central shaft of the leading screw.
3. the magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser as claimed in claim 1, it is characterised in that：It is described
Flux control mechanism also includes regulation handle, and the regulation handle is connected to the one end of the leading screw away from the magnet carrier；
The rotation of the leading screw is by manual actuation or driver driving.
4. the magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser as claimed in claim 1, it is characterised in that：It is described
Positioning and clamping mechanism includes horizontal fixed members, platform base, positioning supporting plate, floor and work top, the positioning supporting plate
Two ends be respectively and vertically fixed on the platform base and the work top, the work top be used for support the work
Part；The horizontal fixed members are fixed on the work top, and the floor is fixedly connected on the positioning supporting plate.
5. the magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser as claimed in claim 4, it is characterised in that：It is described
Horizontal fixed members open up fluted, and the groove is used to house the workpiece and is easy to picking and placeing for the workpiece；The workpiece quilt
It is positioned on the work top and is contained in the groove.
6. the magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser as claimed in claim 5, it is characterised in that：It is described
The quantity of flux control mechanism be one, the flux control mechanism is fixed on the floor, the leading screw by rotate with
Change the permanent magnet with the workpiece in the spacing of vertical direction, realize the regulation in vertical direction magnetic field；Or,
The quantity of the flux control mechanism is two, and two flux control mechanisms are relatively fixed in the horizontal fixed members
On, and both relative to the setting substantially symmetrical about its central axis of the work top, the leading screw of two flux control mechanisms leads to respectively
Cross rotation to change the spacing in the horizontal direction of corresponding permanent magnet and the workpiece, and then realize horizontal direction magnetic field
Regulation；Or,
The quantity of the flux control mechanism is that two intervals in three, three flux control mechanisms are fixed on the water
On flat fixture, another described flux control mechanism is fixed on the floor, the leading screw of three flux control mechanisms
Respectively by rotating to realize the regulation in horizontal direction magnetic field and vertical direction magnetic field.
7. the magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser as claimed in claim 4, it is characterised in that：It is described
Platform base is rectangular, and its relative two ends offers two U-shaped holes respectively, and the magnetic field adjusting device passes through the U-shaped hole
It is installed on matrix.
8. the magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser as claimed in claim 4, it is characterised in that：It is described
Work top is in octagon, and it offers six equally distributed oval through holes, and six oval through holes are easy to different sizes
The workpiece clamping.
9. the magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser as claimed in claim 8, it is characterised in that：It is described
Work top is further opened with being easy to place alignment sheets with the spaced elongated slot of oval through hole, the elongated slot, and is easy to institute
State control of the gap of workpiece when splicing weldering.
10. the magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser as claimed in claim 4, it is characterised in that：Institute
Work top and the magnet carrier is stated to be made of aluminium alloy；The magnetic field intensity adjusting means also includes scale
Chi, the graduated scale is arranged on the flange nut, and it is easy to record the displacement for adjusting corresponding permanent magnet every time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720114803.9U CN206474812U (en) | 2017-02-08 | 2017-02-08 | A kind of magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720114803.9U CN206474812U (en) | 2017-02-08 | 2017-02-08 | A kind of magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206474812U true CN206474812U (en) | 2017-09-08 |
Family
ID=59748272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720114803.9U Withdrawn - After Issue CN206474812U (en) | 2017-02-08 | 2017-02-08 | A kind of magnetic field intensity adjusting means of the electric arc combined welding of auxiliary laser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206474812U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106670664A (en) * | 2017-02-08 | 2017-05-17 | 华中科技大学 | Magnetic field intensity adjusting device for assisting laser and arc hybrid welding |
| CN110576262A (en) * | 2019-09-05 | 2019-12-17 | 上海交通大学 | Laser welding experimental device capable of realizing magnetic field auxiliary forming |
-
2017
- 2017-02-08 CN CN201720114803.9U patent/CN206474812U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106670664A (en) * | 2017-02-08 | 2017-05-17 | 华中科技大学 | Magnetic field intensity adjusting device for assisting laser and arc hybrid welding |
| CN106670664B (en) * | 2017-02-08 | 2018-10-30 | 华中科技大学 | A kind of magnetic field intensity regulating device of the electric arc combined welding of auxiliary laser |
| CN110576262A (en) * | 2019-09-05 | 2019-12-17 | 上海交通大学 | Laser welding experimental device capable of realizing magnetic field auxiliary forming |
| CN110576262B (en) * | 2019-09-05 | 2022-01-28 | 上海交通大学 | Laser welding experimental device capable of realizing magnetic field auxiliary forming |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170908 Effective date of abandoning: 20181030 |
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| AV01 | Patent right actively abandoned |