CN109687680A - A kind of transmission device - Google Patents
A kind of transmission device Download PDFInfo
- Publication number
- CN109687680A CN109687680A CN201811347846.7A CN201811347846A CN109687680A CN 109687680 A CN109687680 A CN 109687680A CN 201811347846 A CN201811347846 A CN 201811347846A CN 109687680 A CN109687680 A CN 109687680A
- Authority
- CN
- China
- Prior art keywords
- structure body
- conductor
- rotational structure
- control device
- electromagnetism
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 55
- 239000004020 conductor Substances 0.000 claims abstract description 81
- 230000007246 mechanism Effects 0.000 claims description 14
- 239000000523 sample Substances 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims 2
- 238000011217 control strategy Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000006798 ring closing metathesis reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
- H02K49/102—Magnetic gearings, i.e. assembly of gears, linear or rotary, by which motion is magnetically transferred without physical contact
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The invention discloses a kind of transmission devices, including rotational structure body A, rotational structure body B and stator, and electromagnetism is arranged on the rotational structure body A and corresponds to area A, conductor B is arranged on the rotational structure body B1, conductor B2And control device, electromagnetism is set on the stator and corresponds to area C, the electromagnetism corresponds to area A and the conductor B1Mutual magneticaction setting, the electromagnetism correspond to area C and the conductor B2Mutual magneticaction setting, the conductor B1Through the control device and the conductor B2Electric connectivity is arranged, and at least one in the rotational structure body A and the rotational structure body B is arranged through gear and external revolving part transmission.The transmission device disclosed in this invention can realize gear using electromagnetic action, and structure is simple, transmission efficiency is high.
Description
Technical field
The present invention relates to electromagnetic driven field more particularly to a kind of transmission devices.
Background technique
The present inventor it is proposed that there is the transmission device of mutual magneticaction between components A, part B and component C three,
Drive connection is complicated and not easy to control in this structure.If mutually magneticaction between a kind of components A and part B can be invented to set
Set and between part B and component C non-three component ring closures of mutual magneticaction setting transmission device, as torque-converters
Or the transmission mechanisms such as gearbox are then of great significance.Therefore, it is necessary to invent a kind of new drive device.
Summary of the invention
To solve the above-mentioned problems, technical solution proposed by the present invention is as follows:
Scheme 1: a kind of transmission device, including rotational structure body A, rotational structure body B and stator, in the rotational structure body
Electromagnetism is set on A and corresponds to area A, conductor B is set on the rotational structure body B1, conductor B2And control device, on the stator
Setting electromagnetism corresponds to area C, and the electromagnetism corresponds to area A and the conductor B1Mutual magneticaction setting, the electromagnetism correspond to area C and
The conductor B2Mutual magneticaction setting, the conductor B1Through the control device and the conductor B2Electric connectivity setting, institute
At least one stated in rotational structure body A and the rotational structure body B is arranged through gear and external revolving part transmission.
Scheme 2: a kind of transmission device, including rotational structure body A, rotational structure body B and stator, in the rotational structure body
Electromagnetism is set on A and corresponds to area A, conductor B is set on the rotational structure body B1, conductor B2And control device, on the stator
Setting electromagnetism corresponds to area C, and the electromagnetism corresponds to area A and the conductor B1Mutual magneticaction setting, the electromagnetism correspond to area C and
The conductor B2Mutual magneticaction setting, the conductor B1Through the control device and the conductor B2Electric connectivity setting, institute
Rotational structure body A or the rotational structure body B is stated to be arranged through positive and negative rotation clutch switching mechanism and external revolving part transmission.
Scheme 3: a kind of transmission device, including rotational structure body A, rotational structure body B and stator, in the rotational structure body
Electromagnetism is set on A and corresponds to area A, conductor B is set on the rotational structure body B1, conductor B2And control device, on the stator
Setting electromagnetism corresponds to area C, and the electromagnetism corresponds to area A and the conductor B1Mutual magneticaction setting, the electromagnetism correspond to area C and
The conductor B2Mutual magneticaction setting, the conductor B1Through the control device and the conductor B2Electric connectivity setting, institute
State at least one in rotational structure body A and the rotational structure body B through gear and through positive and negative rotation clutch switching mechanism with
External revolving part transmission setting.
Scheme 4: a kind of transmission device, including rotational structure body A, rotational structure body B and stator, in the rotational structure body
Electromagnetism is set on A and corresponds to area A, conductor B is set on the rotational structure body B1, conductor B2And control device, on the stator
Setting electromagnetism corresponds to area C, and the electromagnetism corresponds to area A and the conductor B1Mutual magneticaction setting, the electromagnetism correspond to area C and
The conductor B2Mutual magneticaction setting, the conductor B1Through the control device and the conductor B2Electric connectivity setting, institute
State at least one in rotational structure body A and the rotational structure body B through positive and negative rotation clutch switching mechanism and through gear with
External revolving part transmission setting.
Scheme 5: in scheme 1 to 4 on the basis of either a program, further the control device is selectively made to be set as becoming
Audio-frequency control device；And further selectively speed probe and the rotational structure body B can be correspondingly arranged described in reading
The revolving speed of rotational structure body B, the speed probe provide signal to the frequency-converting control device.
Scheme 6: in scheme 1 to 4 on the basis of either a program, further selectively it is remotely controlled the control device
Device control.
Scheme 7: on the basis of scheme 5, further control the control device by remote control device.
Scheme 8: in scheme 1 to 4 and 7 on the basis of either a program, further selectively make the control device by
The logic working being previously implanted realizes bending moment function.
Scheme 9: on the basis of scheme 5, further selectively make the control device by the logic work being previously implanted
Make to realize bending moment function.
Scheme 10: on the basis of scheme 6, further selectively make the control device by the logic work being previously implanted
Make to realize bending moment function.
Scheme 11: in scheme 1 to 4 and 7 and 9 and 10 on the basis of either a program, further selectively selection makes institute
State that electromagnetism corresponds to area A and the electromagnetism corresponds at least one of area C and is set as permanent-magnet area.
Scheme 12: on the basis of scheme 5, further selectively selection makes the electromagnetism correspond to area A and the electromagnetism
At least one of corresponding area C is set as permanent-magnet area.
Scheme 13: on the basis of scheme 6, further selectively selection makes the electromagnetism correspond to area A and the electromagnetism
At least one of corresponding area C is set as permanent-magnet area.
Scheme 14: on the basis of scheme 8, further selectively selection makes the electromagnetism correspond to area A and the electromagnetism
At least one of corresponding area C is set as permanent-magnet area.
Further selectively selection makes conductor B1It is set as conducting bar or is set as coil, and/or, make conductor B2Be set as conducting bar or
It is set as coil.
In the present invention, so-called " stator is arranged through gear and rotational structure body B linkage " refers to described
Stator, which is driven the rotational structure body B torque increase through gear, to be arranged.
In the present invention, so-called " setting of A and B electric connectivity " refers to conductive setting side between the A and the B
Formula.
In the present invention, so-called " conductor " refers to electric conductor for the purpose of electromagnetic induction, such as conducting bar, coil etc..
In the present invention, so-called " electromagnetism corresponds to area " refers to the region for the purpose of magneticaction, such as permanent-magnet area,
Inductance magnetic force area, vortex magnetic force area etc..
The working principle of the invention is: the mutual magneticaction between components A and part B can produce electricl energy, generated
Electric energy is directly or indirectly through the control device being arranged in this part B to the conductor-powered being arranged in this part B, this conductor
Mutual magneticaction between component C is equal to the process that motor converts electric energy to mechanical energy, thereby realizes portion
Transmission between part A and part B.By changing in the control device that this is arranged in part B in control strategy and/or outer
The different kinds of drive between components A and part B may be implemented in control strategy, and (the so-called different kind of drive includes torque-converters
The combination of the box kind of drive of the formula kind of drive, speed change and the two, disclosed in this invention structure include but is not limited to become
The square device formula kind of drive and the box kind of drive of speed change).
In the present invention, the control strategy and working method of the control device, example can be adjusted according to the requirement of driving form
Can be adjusted according to the transmission mode of torque-converters the control device control strategy and working method two power ends of realization according to
The transmission mode of torque-converters is driven, and the control strategy and work of the control device can also be adjusted according to the transmission mode of gearbox
Realize that two power ends are driven according to the transmission mode of gearbox as mode.Particularly, for example, the control device can basis
With the both end voltage of the control device electric connectivity and the dynamics of frequency shift its pressure regulation and frequency modulation, it is ensured that electrical energy inputs pair
Electric energy output end power supply.For another example the control device can change the power of its pressure regulation and frequency modulation according to the revolving speed of two power ends
Degree, it is ensured that electrical energy inputs power to electric energy output end.Further for example, the control device can according to instruction lock its pressure regulation and
The dynamics of frequency modulation makes electrical energy inputs pair when realizing that the revolving speed of the only structural member where electric energy output end is lower than setting speed
Electric energy output end power supply.
In the present invention, the control device can work by internal logic, work can be controlled by remote control device, or again through electric ring
Work is controlled through control unit.
In the present invention, so-called " internal logic " refers to the control logic being set in advance in the control device, i.e., in advance
Control strategy in the control device is first set.
In the present invention, after a certain component names plus the letter such as so-called " A ", " B " is merely to distinguish two or several
The identical component of title.
In the present invention, necessary component, unit should be set in necessary place according to the well-known technique in electromagnetic driven field
Or system etc..
Beneficial effects of the present invention are as follows: the transmission device disclosed in this invention can be realized using electromagnetic action to be become
Speed transmission, and structure is simple, transmission efficiency is high.
Detailed description of the invention
Fig. 1: the structural schematic diagram of the embodiment of the present invention 1；
Fig. 2: the structural schematic diagram of the embodiment of the present invention 2；
Fig. 3: the structural schematic diagram of the embodiment of the present invention 3；
Fig. 4: the structural schematic diagram of the embodiment of the present invention 4.
Specific embodiment
Embodiment 1
A kind of transmission device, as shown in Figure 1, including rotational structure body A 1, rotational structure body B 2 and stator 3, described
Electromagnetism is set on rotational structure body A 1 and corresponds to area A 11, conductor B is set on the rotational structure body B 2121, conductor B2 22
With control device 4, electromagnetism is set on the stator 3 and corresponds to area C31, the electromagnetism corresponds to area A 11 and the conductor B1 21
Mutual magneticaction setting, the electromagnetism correspond to area C 31 and the conductor B222 mutual magneticaction settings, the conductor B1
21 through the control device 4 and conductor B2The setting of 22 electric connectivities, the rotational structure body A 1 is through gear A 10
It is driven and is arranged with external revolving part A 51, the rotational structure body B 2 is driven through gear B 12 and external revolving part B 52
Setting.
As disposable embodiment, the embodiment of the present invention 1, which is also selectively chosen only, makes the rotational structure body A
1 is driven and is arranged through gear A 10 and external revolving part A 51, or only makes the rotational structure body B 2 through gear B 12
It is driven and is arranged with external revolving part B 52.
Embodiment 2
A kind of transmission device, as shown in Fig. 2, including rotational structure body A 1, rotational structure body B 2 and stator 3, described
Electromagnetism is set on rotational structure body A 1 and corresponds to area A 11, conductor B is set on the rotational structure body B 2121, conductor B2 22
With control device 4, electromagnetism is set on the stator 3 and corresponds to area C31, the electromagnetism corresponds to area A 11 and the conductor B1 21
Mutual magneticaction setting, the electromagnetism correspond to area C 31 and the conductor B222 mutual magneticaction settings, the conductor B1
21 through the control device 4 and conductor B2The setting of 22 electric connectivities, the rotational structure body B 2 are cut through positive and negative rotation clutch
Structure 13 of changing planes is arranged with external revolving part transmission.
As disposable embodiment, the embodiment of the present invention 2 also optionally makes the rotational structure body A 1 through just
It inverts clutch switching mechanism 13 and external revolving part transmission is arranged.
As disposable embodiment, the embodiment of the present invention 2 and its disposable embodiment can be selected further
Property select to make at least one in the rotational structure body A 1 and the rotational structure body B 2 through gear and external revolve
Turn part transmission setting.
Embodiment 3
A kind of transmission device, as shown in figure 3, including rotational structure body A 1, rotational structure body B 2 and stator 3, described
Electromagnetism is set on rotational structure body A 1 and corresponds to area A 11, conductor B is set on the rotational structure body B 2121, conductor B2 22
With control device 4, electromagnetism is set on the stator 3 and corresponds to area C31, the electromagnetism corresponds to area A 11 and the conductor B1 21
Mutual magneticaction setting, the electromagnetism correspond to area C 31 and the conductor B222 mutual magneticaction settings, the conductor B1
21 through the control device 4 and conductor B2The setting of 22 electric connectivities, the rotational structure body B 2 is through gear C 14
And it is arranged through positive and negative rotation clutch switching mechanism 13 and external revolving part transmission.
As disposable embodiment, the embodiment of the present invention 3, which is also selectively chosen, makes the rotational structure body A 1
It is arranged through gear and through positive and negative rotation clutch switching mechanism and external revolving part transmission.
As disposable embodiment, the embodiment of the present invention 3 can also further make the rotational structure body A 1 through speed change
Mechanism and it is arranged through positive and negative rotation clutch switching mechanism and the transmission of external revolving part.
As disposable embodiment, the embodiment of the present invention 3 and its disposable embodiment also optionally make
The rotational structure body A 1 is arranged by gear and external revolving part transmission.
Embodiment 4
A kind of transmission device, as shown in figure 4, including rotational structure body A 1, rotational structure body B 2 and stator 3, described
Electromagnetism is set on rotational structure body A 1 and corresponds to area A 11, conductor B is set on the rotational structure body B 2121, conductor B2 22
With control device 4, electromagnetism is set on the stator 3 and corresponds to area C31, the electromagnetism corresponds to area A 11 and the conductor B1 21
Mutual magneticaction setting, the electromagnetism correspond to area C 31 and the conductor B222 mutual magneticaction settings, the conductor B1
21 through the control device 4 and conductor B2The setting of 22 electric connectivities, the rotational structure body B 2 are cut through positive and negative rotation clutch
It changes planes and structure 13 and is arranged through gear D 15 and the transmission of external revolving part.
As disposable embodiment, the embodiment of the present invention 4 also optionally makes the rotational structure body A 1 through just
It inverts clutch switching mechanism and is arranged through gear and external revolving part transmission.
As disposable embodiment, the embodiment of the present invention 4 also further can selectively make the rotational structure body A
1 is arranged through positive and negative rotation clutch switching mechanism and through gear and external revolving part transmission.
As disposable embodiment, the embodiment of the present invention 4 and its disposable embodiment also optionally make
The rotational structure body A 1 is arranged by gear and external revolving part transmission.
As disposable embodiment, the aforementioned all embodiments of the present invention further can selectively select to make institute
It states control device 4 and is set as frequency-converting control device；And it can further set speed probe is corresponding with the rotational structure body B 2
It sets to read the revolving speed of the rotational structure body B 2, the speed probe provides signal to the frequency-converting control device.
As disposable embodiment, all embodiments of the present invention further can selectively be such that the control fills
4 are set to be controlled by remote control device.
As disposable embodiment, the aforementioned all embodiments of the present invention also further can selectively make described
Control device 4 realizes bending moment function by the logic working being previously implanted.
As disposable embodiment, all embodiments of the present invention in the specific implementation, can be further selective
Ground selection makes that the electromagnetism corresponds to area A 11 and the electromagnetism corresponds at least one of area C 31 and is set as permanent-magnet area.
The aforementioned all embodiments of the present invention can further make the conductor B in the specific implementation121 pairs of conductors
B222 power supplies.
Figure of description of the invention is only a kind of signal, and any technical solution for meeting the application literature record belongs to
The protection scope of the application.
It is clear that the invention is not restricted to above embodiments, according to techniques known and technology disclosed in this invention
Scheme, can derive or associate many variant schemes out, and all these variant schemes also are regarded as being protection model of the invention
It encloses.
Claims (10)
1. a kind of transmission device, including rotational structure body A (1), rotational structure body B (2) and stator (3), it is characterised in that: in institute
It states setting electromagnetism on rotational structure body A (1) and corresponds to area A (11), conductor B is set on the rotational structure body B (2)1(21), it leads
Body B2(22) and control device (4) electromagnetism, is arranged on the stator (3) to correspond to area C (31), the electromagnetism corresponds to area A (11)
With the conductor B1(21) mutually magneticaction setting, the electromagnetism correspond to area C (31) and the conductor B2(22) mutually magnetic force is made
With setting, the conductor B1(21) through the control device (4) and the conductor B2(22) electric connectivity is arranged, the rotation knot
At least one in structure body A (1) and the rotational structure body B (2) is arranged through gear and external revolving part transmission.
2. a kind of transmission device, including rotational structure body A (1), rotational structure body B (2) and stator (3), it is characterised in that: in institute
It states setting electromagnetism on rotational structure body A (1) and corresponds to area A (11), conductor B is set on the rotational structure body B (2)1(21), it leads
Body B2(22) and control device (4) electromagnetism, is arranged on the stator (3) to correspond to area C (31), the electromagnetism corresponds to area A (11)
With the conductor B1(21) mutually magneticaction setting, the electromagnetism correspond to area C (31) and the conductor B2(22) mutually magnetic force is made
With setting, the conductor B1(21) through the control device (4) and the conductor B2(22) electric connectivity is arranged, the rotation knot
Structure body A (1) or the rotational structure body B (2) are arranged through positive and negative rotation clutch switching mechanism and external revolving part transmission.
3. a kind of transmission device, including rotational structure body A (1), rotational structure body B (2) and stator (3), it is characterised in that: in institute
It states setting electromagnetism on rotational structure body A (1) and corresponds to area A (11), conductor B is set on the rotational structure body B (2)1(21), it leads
Body B2(22) and control device (4) electromagnetism, is arranged on the stator (3) to correspond to area C (31), the electromagnetism corresponds to area A (11)
With the conductor B1(21) mutually magneticaction setting, the electromagnetism correspond to area C (31) and the conductor B2(22) mutually magnetic force is made
With setting, the conductor B1(21) through the control device (4) and the conductor B2(22) electric connectivity is arranged, the rotation knot
At least one in structure body A (1) and the rotational structure body B (2) through gear and through positive and negative rotation clutch switching mechanism and outer
The transmission setting of portion's revolving part.
4. a kind of transmission device, including rotational structure body A (1), rotational structure body B (2) and stator (3), it is characterised in that: in institute
It states setting electromagnetism on rotational structure body A (1) and corresponds to area A (11), conductor B is set on the rotational structure body B (2)1(21), it leads
Body B2(22) and control device (4) electromagnetism, is arranged on the stator (3) to correspond to area C (31), the electromagnetism corresponds to area A (11)
With the conductor B1(21) mutually magneticaction setting, the electromagnetism correspond to area C (31) and the conductor B2(22) mutually magnetic force is made
With setting, the conductor B1(21) through the control device (4) and the conductor B2(22) electric connectivity is arranged, the rotation knot
At least one in structure body A (1) and the rotational structure body B (2) through positive and negative rotation clutch switching mechanism and through gear and outer
The transmission setting of portion's revolving part.
5. the transmission device as described in any one of claims 1 to 4, it is characterised in that: the control device (4) is set as frequency conversion control
Device processed.
6. the transmission device as described in any one of claims 1 to 4, it is characterised in that: the control device (4) is set as frequency conversion control
Speed probe and the rotational structure body B (2) are correspondingly arranged to read turning for the rotational structure body B (2) by device processed
Speed, the speed probe provide signal to the frequency-converting control device.
7. the transmission device as described in any one of claims 1 to 4, it is characterised in that: the control device (4) is by remote control device
Control.
8. transmission device as claimed in claim 5, it is characterised in that: the control device (4) is controlled by remote control device.
9. transmission device as claimed in claim 6, it is characterised in that: the control device (4) is controlled by remote control device.
10. the transmission device as described in any one of Claims 1-4 and 8 and 9, it is characterised in that: the control device (4) is pressed
The logic working being previously implanted realizes bending moment function.
Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018111364692 | 2018-09-28 | ||
| CN201811136469 | 2018-09-28 | ||
| CN201811164169 | 2018-10-04 | ||
| CN201811164171 | 2018-10-04 | ||
| CN2018111641712 | 2018-10-04 | ||
| CN2018111641695 | 2018-10-04 | ||
| CN201811304088 | 2018-10-30 | ||
| CN2018113040880 | 2018-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109687680A true CN109687680A (en) | 2019-04-26 |
Family
ID=66184704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811347846.7A Pending CN109687680A (en) | 2018-09-28 | 2018-11-13 | A kind of transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109687680A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1694339A (en) * | 2005-03-03 | 2005-11-09 | 广州汽车工业集团有限公司 | Electromagnetic coupling variable-speed drive system |
-
2018
- 2018-11-13 CN CN201811347846.7A patent/CN109687680A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1694339A (en) * | 2005-03-03 | 2005-11-09 | 广州汽车工业集团有限公司 | Electromagnetic coupling variable-speed drive system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109687680A (en) | A kind of transmission device | |
| CN212137450U (en) | Transmission mechanism and power system thereof | |
| CN111431329A (en) | Transmission mechanism and power system thereof | |
| CN108306481A (en) | A kind of torque-converters | |
| CN202602592U (en) | Hybrid excitation starting/generating integrated motor power converter for vehicle | |
| CN109639101A (en) | A kind of transmission device | |
| CN109586546A (en) | A kind of transmission device | |
| CN109687683A (en) | A kind of transmission device | |
| CN109617365A (en) | A kind of transmission device | |
| CN109510432A (en) | A kind of transmission device | |
| CN201435683Y (en) | Magnetic coupling digital signal bidirectional transmission circuit | |
| CN107276311A (en) | A kind of electric power equipment | |
| CN109494962A (en) | A kind of transmission device | |
| CN109687681A (en) | A kind of transmission device | |
| CN109687679A (en) | A kind of transmission device | |
| CN109510431A (en) | A kind of transmission device | |
| CN109617366A (en) | A kind of transmission device | |
| CN202978798U (en) | Electrical appliance in which high-voltage brushless DC motor is driven by three-phase sine wave | |
| CN109687682A (en) | A kind of transmission device | |
| CN109510435A (en) | A kind of transmission device | |
| CN109474163A (en) | A kind of transmission device | |
| CN109617370A (en) | A kind of transmission device | |
| CN109617364A (en) | A kind of transmission device | |
| CN109617367A (en) | A kind of transmission device | |
| CN110190728A (en) | A kind of magnetic monopole electromagnetic mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190426 |