CN205666697U - Brushless DC motor external rotor casing - Google Patents
Brushless DC motor external rotor casing Download PDFInfo
- Publication number
- CN205666697U CN205666697U CN201520908352.7U CN201520908352U CN205666697U CN 205666697 U CN205666697 U CN 205666697U CN 201520908352 U CN201520908352 U CN 201520908352U CN 205666697 U CN205666697 U CN 205666697U
- Authority
- CN
- China
- Prior art keywords
- bearing
- magnetic iron
- iron block
- vertically hung
- tubular body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Rotary Pumps (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
The utility model relates to a brushless DC motor external rotor casing. The utility model provides a: this casing comprises shell, a plurality of magnetic iron block and propeller shaft pole, the shell includes cylindric main part, bearing stiff end and a plurality of vertically hung scroll, the cylindric main part is cylindrical structures, the bearing stiff end is inner chamber notched cylindrical structures, fixed connection is made with vertically hung scroll one end in cylindric main part upper end, fixed connection is made with the bearing stiff end to the vertically hung scroll other end, the axis of bearing stiff end is coincident with the axis of cylindric main part, and the vertically hung scroll uses the axis of bearing stiff end to enlarge radially from inside to outside as the center edge, and the vertically hung scroll is the right angle with the junction of cylindric main part, magnetic iron block is axial evenly distributed and sets up on the section of thick bamboo wall of cylindric main part, rotatable coupling is made with the bearing stiff end to the propeller shaft pole. The utility model discloses low in manufacturing cost, the casing structure is firm, and the result of use is good.
Description
Technical field
This utility model relates to a kind of brshless DC motor outer rotor casing.
Background technology
Along with the explosive growth in unmanned plane market, more and more enterprises join unmanned plane industry, particularly
In the relevant industries of many rotor wing unmanned aerial vehicles.At present from the production of unmanned plane, unmanned plane industry is segmented out
Multiple branches field, including unmanned plane conceptual design, profile mold cavity (design, die sinking, injection molding),
Fly to control plate, remote controller, image transmission system, electric operation dispatching system, brshless DC motor, camera cradle head etc..Wherein revolve
The brshless DC motor of wing unmanned plane is big due to demand, and the profit having become each motor manufacturer new increases
Source, from the design of current brshless DC motor, its shell is metal structure, its outer rotor and stator
Winding belongs to separate design, and outer rotor casing is general in processing to be used numerical control machining center manufacture or uses casting
Make one-shot forming technique, the most relatively costly, and heavier-weight.
Utility model content
The purpose of this utility model is to provide a kind of low cost of manufacture, and casing structure consolidates, and using effect is good
Good brshless DC motor outer rotor casing and processing technology thereof.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of brshless DC motor outer rotor casing, it is characterised in that: described casing is by shell, some permanent magnetism
Iron block and propeller axostylus axostyle composition；Described shell includes the fixing end of tubular body, bearing and some vertically hung scrolls, institute
It is columnar structured for stating tubular body, and the fixing end of described bearing is reeded columnar structured for inner chamber, described
Tubular body upper end is made the fixing end of fixing connection, the described vertically hung scroll other end and bearing and is made fixing company with vertically hung scroll one end
Connecing, the axis of the axis and tubular body that end fixed by described bearing overlaps, and vertically hung scroll fixes end with bearing
Expanding the most from inside to outside centered by axis, vertically hung scroll is right angle with the junction of tubular body；Described forever
Magnet piece is in being axially uniformly set on the barrel of tubular body；Described propeller axostylus axostyle is fixed with bearing
End is rotatably connected.
The tubular body using the casing of this technical scheme is columnar structured, it is ensured that consolidating of its structure,
And can farthest be coated on rotor, optimal effect can be reached, and the fixing end of bearing is by bar
Width is connected with tubular body, and the fixing end of bearing is connected with propeller axostylus axostyle, can be that propeller axostylus axostyle provides support
Point, and vertically hung scroll expands fix the axis of end by bearing centered by the most from inside to outside, vertically hung scroll and tubular master
The junction of body is right angle, and the vertically hung scroll on the one hand gradually expanded can strengthen the steadiness being connected with tubular body,
The use of material can also be reduced, and the design at right angle more can reach firm purpose.
As improvement technical scheme of the present utility model:
Described propeller axostylus axostyle includes armature spindle and bearing, and described armature spindle upper end is threaded rod, under armature spindle
End is axostylus axostyle, and described bearing encapsulation is in threaded rod and axostylus axostyle junction, and bearing and bearing are fixed the groove of end and joined
Closing, described axostylus axostyle puts in tubular body inner chamber.
Being finely divided by propeller axostylus axostyle, the axostylus axostyle of lower end is used for encapsulation rotor, and the threaded rod of upper end is used for
Outwards transmitting power, bearing is fixed with bearing and coordinating of end can be reduced frictional force, improves its using effect.
As improvement technical scheme of the present utility model:
The permanent magnetic iron block arranged, can ensure that the useful effect of this casing is on rotor to the full extent；If
The vertically hung scroll put, can ensure the steadiness of this casing to the full extent, and be uniformly distributed and more can reach
Optimal equalization state.
As improvement technical scheme of the present utility model:
Described shell and vertically hung scroll use polyphenylene sulfide to carry out one-body molded being molded.
The implant that polyphenylene sulfide contains is 30% fiber glass reinforcement, can not only fire-retardant specified flame,
Can also impact resistance, on the one hand use on shell and vertically hung scroll, can farthest alleviate weight, Er Qieneng
Ensure its steadiness used.
As permanent magnetic iron block of the present utility model, improvement technical scheme is set:
Described barrel inwall is provided with the groove suitable with permanent magnetic iron block, and described permanent magnetic iron block is fitted on groove.
The setting of permanent magnetic iron block is further improved, permanent magnetic iron block is attached on barrel inner chamber, and this
Time integrated tubular body wall thickness be 1mm, it is ensured that also assures that its structure on the basis of using effect
Firm.
As permanent magnetic iron block of the present utility model, improvement technical scheme is set:
Described permanent magnetic iron block is arranged on the wall inner portion of tubular body, and permanent magnetic iron block with barrel inner chamber distance is
0.2-0.5mm。
The setting of permanent magnetic iron block is further improved, permanent magnetic iron block is arranged on wall inner portion, permanent magnet
Block and barrel inner chamber distance can have two kinds of thickness, respectively 0.2mm or 0.5mm, and the difference of thickness can make
Obtaining using effect finally variant, thickness interval can also be chosen as 0.2-0.5mm, it is adaptable to different makes
Use situation.
As permanent magnetic iron block of the present utility model, improvement technical scheme is set:
Described shell also includes that annulus ring for fixing, described permanent magnetic iron block are embedded in tubular master by annulus ring for fixing
On the barrel of body.
The setting of permanent magnetic iron block further being improved, permanent magnetic iron block is inlayed with barrel, solid with annulus
Determining circle to have good positioning permanent magnetic iron block, carry out one-body molded injection the most again, permanent magnetic iron block does not connects with annulus ring for fixing
The one end touched is exposed at outside barrel.
If desired, permanent magnetic iron block employing can be exposed technique.
Processing technology of the present utility model is as follows:
A kind of brshless DC motor outer rotor casing processing technology, is characterized in that sequentially including the following steps:
A, make the mold cavity suitable with tubular body described above, vertically hung scroll；
B, propeller axostylus axostyle is inserted in mold cavity；
Being provided with mold cavity injection point on the position that on c, mold cavity, vertically hung scroll is corresponding, permanent magnetic iron block is uniformly distributed forever
And lean with mold cavity inwall, by 15.7CM3/sec injection volume, by plastic-injection to mold cavity,
Opening mold chamber completes after cooling.
Propeller axostylus axostyle uses metal manufacture, is not required to be molded, mold cavity and above-mentioned tubular body and vertically hung scroll
Shape is suitable.
The improvement technical scheme of position is set as permanent magnetic iron block of the present utility model:
Described permanent magnetic iron block and mold cavity inwall 0-0.5mm, injection time is the 0.5536-0.6318 second.
When cavity wall laminating in permanent magnetic iron block and mold cavity, it is to first pass through after injection mo(u)lding again by permanent magnetic iron block
Being fitted in mold cavity on cavity wall, injection time now is 0.5536 second；When permanent magnetic iron block and mold cavity
When interior cavity wall embeds, permanent magnetic iron block and barrel inner chamber distance are 0.2mm or 0.5mm, when distance is for 0.2mm,
Injection time is 0.6049 second, and when distance is for 0.5mm, injection time is 0.6318 second.
The improvement technical scheme of position is set as permanent magnetic iron block of the present utility model:
Described permanent magnetic iron block is fixed on annulus ring for fixing, and they are placed on mold cavity inner chamber, along showwing loving care for
Moulding direction is annulus retainer ring, permanent magnetic iron block, and injection time is 0.5762 second.
Described plastic cement uses the 1130T6 polyphenylene sulfide of DURAFIDE board.
After using above-mentioned utility model, this utility model has the beneficial effect that
With plastic material alternative metals material, complete design and the technical process for casting of tubular body, its product
Indices all can reach every behavioral characteristics requirement of outer rotor brushless DC motor, there is intensity simultaneously
High, high temperature resistant, lightweight, low cost, processing and forming waits many advantages soon.
The tubular body using the casing of this technical scheme is columnar structured, it is ensured that consolidating of its structure,
And can farthest be coated on rotor, optimal effect can be reached, and the fixing end of bearing is by bar
Width is connected with tubular body, and the fixing end of bearing is connected with propeller axostylus axostyle, can be that propeller axostylus axostyle provides support
Point, and vertically hung scroll expands fix the axis of end by bearing centered by the most from inside to outside, vertically hung scroll and tubular master
The junction of body is right angle, and the vertically hung scroll on the one hand gradually expanded can strengthen the steadiness being connected with tubular body,
The use of material can also be reduced, and the design at right angle more can reach firm purpose.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model brshless DC motor outer rotor casing；
In Fig. 2 is embodiment two permanent magnetic iron block and the barrel of this utility model brshless DC motor outer rotor casing
Chamber distance is 0.2mm schematic diagram；
In Fig. 3 is embodiment two permanent magnetic iron block and the barrel of this utility model brshless DC motor outer rotor casing
Chamber distance is 0.5mm schematic diagram；
Fig. 4 is that embodiment three permanent magnetic iron block of this utility model brshless DC motor outer rotor casing is embedded in circle
Schematic diagram on ring ring for fixing.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described.
As it is shown in figure 1, a kind of brshless DC motor outer rotor casing, it is characterised in that: described casing is by outward
Shell 1, permanent magnetic iron block 2 and propeller axostylus axostyle 3 form；Described shell 1 includes that tubular body 11, bearing are solid
Fixed end 12 and vertically hung scroll 13, described tubular body 11 is columnar structured, and the fixing end 12 of described bearing is inner chamber
Fluted 121 columnar structured, fixing connection is made in described tubular body 11 upper end and vertically hung scroll 13 one end,
Described vertically hung scroll 13 other end end fixing with bearing 12 work is fixing to be connected, and the axis of end 12 fixed by described bearing
Overlap with the axis of tubular body 11, vertically hung scroll 13 by bearing fix end 12 axis centered by radially
Expanding from inside to outside, vertically hung scroll 13 is right angle with the junction of tubular body 11；Described permanent magnetic iron block 2 is in axle
It is arranged on the barrel 111 of tubular body 11 to distribution；Described propeller axostylus axostyle 3 fixes end 12 with bearing
It is rotatably connected.
Above-mentioned propeller axostylus axostyle 3 includes armature spindle 31 and bearing 32, and described armature spindle 31 upper end is threaded rod
311, armature spindle 31 lower end is axostylus axostyle 312, and described bearing 32 encapsulation connects at threaded rod 311 and axostylus axostyle 312
Meeting place, bearing 32 is fixed the groove 121 of end 12 and is coordinated with bearing, and described axostylus axostyle 312 puts in tubular body
11 inner chambers.
Some permanent magnetic iron blocks 2, described permanent magnetic iron block it is evenly distributed with on the barrel 111 of above-mentioned tubular body 11
It is arranged in pairs.
Above-mentioned bearing is radially uniform centered by fixing the axis holding 12 is distributed some vertically hung scrolls 13.
Above-mentioned shell 1 and vertically hung scroll 13 use polyphenylene sulfide to carry out one-body molded being molded.
Above-mentioned permanent magnetic iron block 2 is arranged on barrel 111 inner chamber of tubular body 11, and barrel 111 wall thickness is
1mm。
The barrel 111 that above-mentioned permanent magnetic iron block 2 is arranged on tubular body 11 is internal, and permanent magnetic iron block 2 and barrel
111 inner chamber distances are 0.2-0.5mm.
Above-mentioned shell 1 also includes that annulus ring for fixing 4, described permanent magnetic iron block 2 are embedded in by annulus ring for fixing 4
On the barrel 111 of tubular body 11.
Use the tubular body 11 of casing of this technical scheme for columnar structured, it is ensured that its structure steady
Gu, and can farthest be coated on rotor, optimal effect can be reached, and end 12 fixed by bearing
Being connected with tubular body 11 by vertically hung scroll 13, the fixing end 12 of bearing is connected with propeller axostylus axostyle 3, can be spiral shell
Rotation oar axostylus axostyle 3 provides the strong point, and vertically hung scroll 13 by bearing fix centered by the axis of end 12 radially by
Introversive outer expansion, vertically hung scroll 13 is right angle with the junction of tubular body 11, the vertically hung scroll on the one hand gradually expanded
13 can strengthen the steadiness being connected with tubular body 11, moreover it is possible to reduce the use of material, and the setting of right angle
Meter more can reach firm purpose.
Being finely divided by propeller axostylus axostyle 3, the axostylus axostyle 312 of lower end is for encapsulation rotor, and the screw thread of upper end
Bar 311 is for outwards transmitting power, and bearing 32 is fixed with bearing and coordinating of end 12 can be reduced frictional force,
Improve its using effect.
Arrange permanent magnetic iron block 2, can ensure to the full extent the useful effect of this casing on rotor, and
And it is uniformly distributed the optimal equalization state that more can reach.
The vertically hung scroll 13 arranged, can ensure the steadiness of this casing to the full extent, and be uniformly distributed more
Optimal equalization state can be reached.
The implant that polyphenylene sulfide contains is 30% fiber glass reinforcement, can not only fire-retardant specified flame,
Can also impact resistance, on the one hand use on shell 1 and vertically hung scroll 13, can farthest alleviate weight, and
And can guarantee that its steadiness used.
Embodiment one:
As it is shown in figure 1, other structures are as it has been described above, further improved the setting of permanent magnetic iron block 2,
Being attached to by permanent magnetic iron block 2 on barrel 111 inner chamber, described barrel inwall is provided with suitable with permanent magnetic iron block recessed
Groove, described permanent magnetic iron block is fitted on groove, and the wall thickness of the most integrated tubular body 11 is 1mm,
The firm of its structure is also assures that on the basis of ensureing using effect.
Embodiment two:
Other structures are as it has been described above, further improved the setting of permanent magnetic iron block 2, by permanent magnetic iron block 2
Being arranged on barrel 111 internal, permanent magnetic iron block 2 and barrel 111 inner chamber distance can have two kinds of thickness, such as Fig. 2
Shown in, thickness is 0.2mm, as it is shown on figure 3, thickness is 0.5mm, the difference of thickness is so that final
Using effect is variant, and thickness interval can also be chosen as 0.2-0.5mm, it is adaptable to different service conditions.
Embodiment three:
As shown in Figure 4, other structures as it has been described above, the setting of permanent magnetic iron block 2 is further improved,
Permanent magnetic iron block 2 is inlayed with barrel 111, has good positioning permanent magnetic iron block 2 with annulus ring for fixing 4, enters
The one-body molded injection of row, one end that permanent magnetic iron block 2 does not contacts with annulus ring for fixing 4 is exposed at outside barrel 111
Portion.
If desired, permanent magnetic iron block 2 employing can be exposed technique.
This utility model is through the following steps that carry out:
A, make with weighed the mold cavity that tubular body 11 as described in 1, vertically hung scroll 13 are suitable；
B, propeller axostylus axostyle 3 is inserted in mold cavity；
Be provided with mold cavity injection point on the position that on c, mold cavity, vertically hung scroll is corresponding, permanent magnetic iron block be uniformly distributed and
Leaning with mold cavity inwall, by plastic-injection to mold cavity, opening mold chamber completes after cooling.
The improvement technical scheme of position is set as permanent magnetic iron block of the present utility model:
Described permanent magnetic iron block 2 and cavity wall laminating/embedding in mold cavity, distance is 0.2-0.5mm.
When cavity wall laminating in permanent magnetic iron block 2 with mold cavity, it is to first pass through after injection mo(u)lding again by permanent magnet
Block 2 is fitted in mold cavity on cavity wall, and injection time now is 0.5536 second；When permanent magnetic iron block 2 with
When in mold cavity, cavity wall embeds, permanent magnetic iron block 2 and barrel inner chamber distance are 0.2mm or 0.5mm.
The improvement technical scheme of position is set as permanent magnetic iron block of the present utility model:
Described permanent magnetic iron block 2 is fixed on annulus ring for fixing 4, and they are placed on mold cavity inner chamber, edge
Injection direction is annulus retainer ring 4, permanent magnetic iron block 2, and injection time is 0.5762 second.
Use this utility model injection parameters:
| DURAFIDE-1130T6 | |
| Mold cavity temperature | 150oC |
| Resin temperature | 320 |
| Injection volume | 15.7CM3/sec |
| Dwell pressure | 60MPa×10sec |
| Cool time | 10sec |
Use this utility model injection three kinds of embodiments parameter:
The content of above detailed description of the invention is only preferred embodiment of the present utility model, above preferred embodiment
Not it is used for limiting practical range of the present utility model；Every protection according to its claim of this utility model
The various equivalents that scope is made, are all covered by its scope of the claims of this utility model.
Claims (6)
1. a brshless DC motor outer rotor casing, it is characterised in that: described casing is by shell, Ruo Ganyong
Magnet piece and propeller axostylus axostyle composition；Described shell includes the fixing end of tubular body, bearing and some vertically hung scrolls,
Described tubular body is columnar structured, and the fixing end of described bearing is reeded columnar structured for inner chamber, institute
Stating tubular body upper end and make fixing connection with vertically hung scroll one end, described vertically hung scroll other end end fixing with bearing is fixed
Connecting, radially uniform distribution centered by the axis of end fixed by described some vertically hung scrolls by bearing；Described bearing is solid
The axis of fixed end overlaps with the axis of tubular body, and edge centered by the axis of end fixed by vertically hung scroll by bearing
Radially expanding from inside to outside, vertically hung scroll is right angle with the junction of tubular body；Described permanent magnetic iron block is in the most all
Even distribution is arranged on tubular body inwall；Described propeller axostylus axostyle end fixing with bearing is rotatably connected.
Brshless DC motor outer rotor casing the most according to claim 1, it is characterised in that: described spiral shell
Rotation oar axostylus axostyle includes that armature spindle and bearing, described armature spindle upper end are threaded rod, and armature spindle lower end is axostylus axostyle,
Described bearing encapsulation is in threaded rod and axostylus axostyle junction, and bearing and bearing fix the groove fit of end, described axle
Bar puts in tubular body inner chamber.
Brshless DC motor outer rotor casing the most according to claim 1, it is characterised in that: outside described
Shell and vertically hung scroll use polyphenylene sulfide to carry out one-body molded being molded.
Brshless DC motor outer rotor casing the most according to claim 1, it is characterised in that: described cylinder
Wall inwall is provided with the groove suitable with permanent magnetic iron block, and described permanent magnetic iron block is fitted on groove.
Brshless DC motor outer rotor casing the most according to claim 1, it is characterised in that: described forever
Magnet piece is arranged on the wall inner portion of tubular body, and permanent magnetic iron block is 0.2-0.5mm with barrel inner chamber distance.
Brshless DC motor outer rotor casing the most according to claim 1, it is characterised in that: outside described
Shell also includes that annulus ring for fixing, described permanent magnetic iron block are embedded on the barrel of tubular body by annulus ring for fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520908352.7U CN205666697U (en) | 2015-11-13 | 2015-11-13 | Brushless DC motor external rotor casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520908352.7U CN205666697U (en) | 2015-11-13 | 2015-11-13 | Brushless DC motor external rotor casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205666697U true CN205666697U (en) | 2016-10-26 |
Family
ID=57163123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520908352.7U Withdrawn - After Issue CN205666697U (en) | 2015-11-13 | 2015-11-13 | Brushless DC motor external rotor casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205666697U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105262265A (en) * | 2015-11-13 | 2016-01-20 | 汕头市杰泰电子科技有限公司 | Outer rotor casing of brushless DC motor and manufacturing process thereof |
| JP2021184689A (en) * | 2020-05-21 | 2021-12-02 | アイティテクノ 株式会社 | Rotary electric machine |
-
2015
- 2015-11-13 CN CN201520908352.7U patent/CN205666697U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105262265A (en) * | 2015-11-13 | 2016-01-20 | 汕头市杰泰电子科技有限公司 | Outer rotor casing of brushless DC motor and manufacturing process thereof |
| CN105262265B (en) * | 2015-11-13 | 2018-08-07 | 汕头市杰泰电子科技有限公司 | A kind of brshless DC motor outer rotor casing and its manufacture craft |
| JP2021184689A (en) * | 2020-05-21 | 2021-12-02 | アイティテクノ 株式会社 | Rotary electric machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105262265B (en) | A kind of brshless DC motor outer rotor casing and its manufacture craft | |
| CN205666697U (en) | Brushless DC motor external rotor casing | |
| CN103227519A (en) | Motor stator and external rotor motor with motor stator | |
| CN101764446A (en) | Motor stator and manufacturing method thereof | |
| CN204794631U (en) | Brushless DC motor | |
| CN102856997A (en) | Structure and method for assembly of internal rotor of permanent magnet motor | |
| CN104135101B (en) | Brushless plastic cement motor and its manufacture method | |
| CN203278409U (en) | Motor stator and external rotor motor having the motor stator | |
| CN213472035U (en) | Stable form injection mold | |
| CN202931157U (en) | Permanent-magnetic synchronous motor of automatic door | |
| CN103264508A (en) | Winding production process of heavy-calibre glass fiber reinforced water feed pipe | |
| CN205377483U (en) | External rotor electric machine is with novel dynamic balance magnetic ring structure | |
| CN105656221A (en) | Improved motor stator and electric pump body assembly | |
| CN109412297A (en) | A kind of embedded servo motor rotor component of no balance ring and manufacturing method | |
| CN212850164U (en) | Injection molding stator and outer rotor motor | |
| CN113364158B (en) | Motor stator and motor convenient for processing outer circular surface and processing and assembling process thereof | |
| CN106089798A (en) | Fan assembly and processing method | |
| CN205105056U (en) | Formula stator cheng yuan's a frock utensil is pieced together to multislot | |
| CN203357853U (en) | Special mold for forming of injection molding pipeline | |
| CN104218696B (en) | The fit structure and motor or generator of stator and rotor | |
| CN203305425U (en) | Double-layer flaring die of plastic check well | |
| CN204761258U (en) | Servo motor of low inertia low noise | |
| CN206698033U (en) | Fan stator and its blower fan | |
| CN204376559U (en) | Rotor assembly, DC brushless motor and blower fan | |
| CN201533228U (en) | Novel permanent magnet motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161026 Effective date of abandoning: 20180807 |