CN109953468A - A kind of solar energy hair dryer - Google Patents
A kind of solar energy hair dryer Download PDFInfo
- Publication number
- CN109953468A CN109953468A CN201711422855.3A CN201711422855A CN109953468A CN 109953468 A CN109953468 A CN 109953468A CN 201711422855 A CN201711422855 A CN 201711422855A CN 109953468 A CN109953468 A CN 109953468A
- Authority
- CN
- China
- Prior art keywords
- solar energy
- enclosure body
- battery
- blower enclosure
- hand holding
- 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- Withdrawn
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Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/08—Hot-air producers heated electrically
- A45D20/10—Hand-held drying devices, e.g. air douches
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/08—Hot-air producers heated electrically
- A45D20/10—Hand-held drying devices, e.g. air douches
- A45D20/12—Details thereof or accessories therefor, e.g. nozzles, stands
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of solar energy hair dryers, including blower enclosure body, hand holding handle, blowing hot wind unit, solar energy power accumulating unit and external power supply unit, solar energy power accumulating unit includes solar panel, photovoltaic module controller, battery and inverter, self-contained plate is equipped in hand holding handle, battery is mounted in self-contained plate, blower enclosure body is equipped with battery component mounting groove, solar panel lower surface is connected with two support shafts, the lower end of two support shafts is equipped with rubber block, and surface is equipped with fixed partitioned cavity column in blower enclosure body, the lower surface of blower enclosure body is equipped with handle and collects conduit, one end that handle collects conduit is fixed with rotating shaft head, hand holding handle is mounted on rotating shaft head, the tail end of hand holding handle is equipped with plug wire hole, line column is equipped in plug wire hole, dust cover is additionally provided with outside plug wire hole, structure is tight It gathers, multiple functional, good heat dissipation effect, household ordinary electrical home appliance and solar energy are used in combination, and increase sound-absorbing aseismatic mechanism, realize mute use.
Description
Technical field
The present invention relates to solar energy application, specially a kind of solar energy hair dryer.
Background technique
Hair dryer directly leans on motor drive rotor to drive fan blade rotation, and when fan blade rotation, air is sucked from air inlet,
The centrifugal flow being consequently formed is blown out by mouth before air duct again.When air passes through, if the fever generated heat on bracket in tuyere
Silk has been powered heating, then what is blown out is hot wind；If selection switch does not make heating wire heating power, what is blown out is cold wind, blowing
Machine is exactly this to realize the purpose of drying and shaping.
Solar energy will become one of global main energy sources in 21 century, be the energy of most original, on the earth it is nearly all its
His energy is all directly or indirectly from solar energy.Solar energy is that continuously nuclear fusion is anti-for the black mole on solar interior or surface
The energy for answering process to generate.Solar energy solar energy has resource abundance, long-lived, widely distributed, safe and clean, technically reliable etc.
Advantage.Since solar energy can be converted the energy of various other forms, application range is very extensive, in utilization side heat
There are solar energy greenhouse, article dry and solar cooker, solar water heater etc..By the exploitation of many years, solar power generation is also obtained
Significant progress.
Since the function of " solar energy+" is more and more complete, outdoor movement of going out in order to facilitate people, solar energy hair dryer
Concept be suggested, and increasingly obtain having deep love for for outdoor sports personage now.
But existing utilization solar energy has the following deficiencies: to hair dryer method of supplying power to
(1) the use function and situation of solar energy hair dryer are single, can only use solar recharging, can not when leading to not enough power supply
It is used as general hair dryer；
(2) vibration and noise that hair dryer generates is excessive, causes usage experience bad, and heat dissipation effect is poor, influences motor
Service life.
Summary of the invention
In order to overcome the shortcomings of that prior art, the present invention provide a kind of solar energy hair dryer, compact-sized, function is neat
Entirely, it can be used when household general hair dryer, use when also can be movable outdoors, increase sound-absorbing aseismatic mechanism, realize mute make
With, while good heat dissipation effect, it can effectively solve the problem of background technique proposes.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of solar energy hair dryer, including blower enclosure body, hand holding handle, blowing hot wind unit, solar energy power accumulating unit and external
Power supply unit, the solar energy power accumulating unit include solar panel, photovoltaic module controller, battery and inverter, institute
It states and is equipped with self-contained plate in hand holding handle, the battery is mounted in self-contained plate, and the blower enclosure body is equipped with for solar energy
The battery component mounting groove that solar panel is placed, the solar panel lower surface is connected with two support shafts, two branch
The lower end for supportting axis is equipped with rubber block, and surface is equipped with the fixed separation slided up and down for support shaft in the blower enclosure body
Cavity column, the output end of the solar panel and the input terminal of battery are by being electrical connected, the output of the battery
End passes through with the input terminal of photovoltaic module controller to be electrical connected, the output end of the photovoltaic module controller and inverter it is defeated
Enter end by being electrical connected, the output end of the inverter is with blowing hot wind unit by being electrical connected；
The lower surface of the blower enclosure body is equipped with handle and collects conduit, and one end that the handle collects conduit is fixed with rotation
Spindle nose, the hand holding handle are mounted on the rotating shaft head by screwed plug, and the tail end of the hand holding handle is equipped with plug wire hole, described
It is equipped with line column in plug wire hole, dust cover is additionally provided with outside the plug wire hole.
Further, the blowing hot wind unit includes heating wire, motor and fan, and the heating wire is externally provided with heat-insulated fixation
Frame, the heat-insulated fixed frame and is nested in the blower enclosure body, and the motor is mounted on described by sleeping C formula spud pile
In blower enclosure body, the fan links together with the motor.
Further, surface is equipped with Shock absorbing cushion at blowing hot wind unit and is arranged in the suction in the blower enclosure body
The silencing pad of shake pad the inside, the blower enclosure body are set at battery component installation groove location there are two sliding rail, and two
The sliding rail is equipped with protection cap, and the protection cap lower surface is equipped with magnetic slider corresponding with the sliding rail, the sliding rail
Both ends are equipped with limit magnetic patch.
Further, the Shock absorbing cushion and silencing pad are equipped with several groups honeycomb heat release hole, set on blower enclosure body
There is honeycomb heat release hole.
Further, the external power supply unit includes embedded head and attaching plug, is equipped in the embedded head and line
The matched energization groove of column, the energization groove assign into plug wire hole, and the connecting column passes through electric wire and the battery
Input terminal links together, and the connecting column also passes through electric wire and links together with the blowing hot wind unit.
Further, power switch A, the control of control battery and inverter energization connection are additionally provided on the hand holding handle
The constant temperature thermal switch that line column and the power switch B of blowing hot wind unit energization connection, control heating wire are powered, wherein the power supply
Switch A is mounted on the outside of the hand holding handle, and the power switch B and constant temperature thermal switch are mounted on the inside of the hand holding handle.
Further, the support shaft and the solar panel are hinged, the rotatable model of the support shaft
Enclose is 30 ° -330 °.
Compared with prior art, the beneficial effects of the present invention are:
(1) present invention uses two kinds of combinations of solar energy power accumulating and power source charges, household electrical appliances can be carried out when hair dryer is out of power and filled
Electricity can also be can be carried out charging by the sun and be used, and be both able to achieve household use, and be also able to achieve out using, multiple functional, structure
It is compact；
(2) present invention addition damping sound-absorbing mechanism reduces vibration sense when using and noise, and realization is mute, while not influencing to dissipate
Heat treatment, plays a protective role to the motor use of hair dryer.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is external power supply cellular construction schematic diagram of the invention；
Fig. 3 is blower enclosure body structural schematic diagram of the invention；
Fig. 4 is solar panel mounting means schematic diagram of the invention；
Fig. 5 is silencing pad of the invention and antivibrating pad structure schematic diagram；
Fig. 6 is circuit control schematic diagram of the invention.
Figure label:
1- blower enclosure body；2- hand holding handle；3- blowing hot wind unit；4- solar energy power accumulating unit；5- external power supply unit；6- is whole
Loading board；7- battery component mounting groove；8- support shaft；9- rubber block；10- fixes partitioned cavity column；11- handle collects conduit；12-
Rotating shaft head；13- plug wire hole；14- line column；15- dust cover；The heat-insulated fixed frame of 16-；17- crouches C formula spud pile；18- shock-absorbing
Pad；19- silencing pad；20- sliding rail；21- protection cap；22- magnetic slider；23- limits magnetic patch；24- honeycomb heat release hole；25- is logical
Electric groove；26- power switch A；27- power switch B；28- constant temperature thermal switch；
301- heating wire；302- motor；303- fan；
401- solar panel；402- photovoltaic module controller；403- battery；404- inverter；
501- embeds head；502- attaching plug.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, the present invention provides a kind of solar energy hair dryer, including blower enclosure body 1, hand holding handle 2, hot blow
Wind unit 3, solar energy power accumulating unit 4 and external power supply unit 5, the external power supply unit 5 can supply solar energy power accumulating unit 4
Electricity can also power to blowing hot wind unit 3, and the blowing hot wind unit 3 is mounted in the blower enclosure body 1.
As shown in figure 4, the solar energy power accumulating unit 4 includes solar panel 401, photovoltaic module controller 402, stores
Battery 403 and inverter 404, the hand holding handle 2 is interior to be equipped with self-contained plate 6, and the battery 403 is mounted in self-contained plate 6, described
Blower enclosure body 1 is equipped with the battery component mounting groove 7 placed for solar panel 401, and the blower enclosure body 1 exists
It is set at 7 position of battery component mounting groove there are two sliding rail 20, two sliding rails 20 are equipped with protection cap 21, the protection
21 lower surface of lid is equipped with magnetic slider 22 corresponding with the sliding rail 20, and the both ends of the sliding rail 20 are equipped with limit magnetic patch 23, magnetic
Property sliding block 22 can be slided in sliding rail 20, limit magnetic patch 23 fixed function is played to magnetic slider 22, in solar panel 401
In use, protection cap 21 is pushed into edge, limit magnetic patch 23 plays fixed function, solar panel 401 to magnetic slider 22
Generate electricity, solar panel 401 when not in use, protection cap 21 is pushed into the top of battery component mounting groove 7, the other end
It is fixed to magnetic slider 22 to limit magnetic patch 23, protects solar panel 401, plays dust-proof antifriction effect.
401 lower surface of solar panel is connected with two support shafts 8, and the lower end of two support shafts 8 is equipped with
Rubber block 9, and 1 inner surface of blower enclosure body is equipped with the fixation partitioned cavity column 10 slided up and down for support shaft 8, branch
Support axis 8 moves up, and can extract solar panel 401 out of battery component mounting groove 7 out, and rubber block 9 can increase to be separated with fixed
Friction between cavity column 10, to prevent solar panel 401 from gliding.
As shown in fig. 6, the input terminal of the output end of the solar panel 401 and battery 403 passes through and is electrical connected,
The input terminal of the output end of the battery 403 and photovoltaic module controller 402, which passes through, to be electrical connected, the photovoltaic module control
The input terminal of the output end of device 402 and inverter 404, which passes through, to be electrical connected, the output end and blowing hot wind list of the inverter 404
Member 3 is by being electrical connected.
As shown in Figure 1 and Figure 5, the blowing hot wind unit 3 includes heating wire 301, motor 302 and fan 303, the electric heating
Silk 301 is externally provided with heat-insulated fixed frame 16, the heat-insulated fixed frame 16 be nested in the blower enclosure body 1, the motor
302 are mounted in the blower enclosure body 1 by sleeping C formula spud pile 17, and the fan 303 is connected to the motor 302
Together, 1 inner surface of blower enclosure body is equipped with Shock absorbing cushion 18 and the silencing pad 19 of 18 the inside of Shock absorbing cushion, institute is arranged in
It states Shock absorbing cushion 18 and silencing pad 19 is arranged at blowing hot wind unit 3, C formula spud pile 17 plays fixed effect to motor 302,
Shock absorbing cushion 18 and silencing pad 19 reduce the noise that the vibration sense of motor and fan 303 generate when using, and realize mute using effect
Fruit.
As shown in Figure 1 to Figure 3, the lower surface of the blower enclosure body 1 is equipped with handle and collects conduit 11, and the handle is received
One end of collection conduit 11 is fixed with rotating shaft head 12, and the hand holding handle 2 is mounted on the rotating shaft head 12 by screwed plug,
The tail end of the hand holding handle 2 is equipped with plug wire hole 13, and line column 14 is equipped in the plug wire hole 13, is additionally provided with outside the plug wire hole 13
Dust cover 15, the rotating shaft head 12 are in arched door shape structure, and the hand holding handle 2 can be described around 0 ° -90 ° of the rotation of rotating shaft head 12
The effect of plug wire hole 13 is to pass through electric connection with external power supply unit 5.
The external power supply unit 5 includes embedded head 501 and attaching plug 502, is equipped in the embedded head 501 and line
The matched energization groove 25 of column 14, the energization groove 25 assign into plug wire hole 13, realize the connection of stable structure, the company
Terminal 14 is inserted into jack 13, and the electrical connection with external power supply unit 5 can be completed, and connecting column 14 passes through electric wire and institute
The input terminal for stating battery 403 links together, and the connecting column 14 is also connected to one by electric wire and the blowing hot wind unit 3
It rising, connecting column 14 is connect with the battery 403, it can carry out household electrical appliances charging when hair dryer is out of power, use convenient to carry out,
In addition connecting column 14 is directly connect, it can be achieved that the use of general hair dryer household, thus can expand the hair with the blowing hot wind unit 3
Bright service condition.
As shown in fig. 6, be additionally provided on the hand holding handle 2 control battery 403 and inverter 404 be powered connect power supply open
Close the constant temperature that A26, the power switch B27 of control line column 14 and the energization connection of blowing hot wind unit 3, control heating wire 301 are powered
Thermal switch 28, wherein the power switch A26 is mounted on the outside of the hand holding handle 2, the power switch B27 and constant temperature heating are opened
28 insides for being mounted on the hand holding handle 2 are closed, power switch A26 can control the energization of solar storage battery and blowing hot wind unit 3
Situation, power switch B27 can control the energization situation of external power supply unit 5 with blowing hot wind unit 3, and constant temperature thermal switch 28 is individually controlled
The energization situation of heating wire 301 processed, power switch A26 are powered to blowing hot wind unit 3, power switch B27 to blowing hot wind unit 3
Afterwards, constant temperature thermal switch 28 controls whether to generate hot wind.
As preferred embodiment, the Shock absorbing cushion 18 and silencing pad 19 are equipped with several groups honeycomb heat release hole 24,
Blower enclosure body is equipped with honeycomb heat release hole, adds heat sinking function, prevents motor from using for a long time, temperature is excessively high and burns out
Shock absorbing cushion 18 and silencing pad 19.
As preferred embodiment, the support shaft 8 and the solar panel 401 are hinged, the branch
The rotatable range for supportting axis 8 is 30 ° -330 °, can be rotated solar panel 401, realizes the maximum absorption to solar energy.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (7)
1. a kind of solar energy hair dryer, including blower enclosure body (1), hand holding handle (2), blowing hot wind unit (3), solar energy power accumulating
Unit (4) and external power supply unit (5), it is characterised in that: the solar energy power accumulating unit (4) includes solar panel
(401), photovoltaic module controller (402), battery (403) and inverter (404), the hand holding handle (2) is interior to be equipped with self-contained plate
(6), the battery (403) is mounted in self-contained plate (6), and the blower enclosure body (1) is equipped with for solar panel
(401) the battery component mounting groove (7) placed, solar panel (401) lower surface are connected with two support shafts (8),
The lower end of two support shafts (8) is equipped with rubber block (9), and blower enclosure body (1) inner surface is equipped with for support
The fixation partitioned cavity column (10) that axis (8) slides up and down, output end and battery (403) of the solar panel (401)
Input terminal by being electrical connected, the input terminal of the output end and photovoltaic module controller (402) of the battery (403) passes through
It is electrical connected, the output end of the photovoltaic module controller (402) and the input terminal of inverter (404) are by being electrical connected, institute
The output end for stating inverter (404) passes through with blowing hot wind unit (3) to be electrical connected；
The lower surface of the blower enclosure body (1) is equipped with handle and collects conduit (11), and the handle collects the one of conduit (11)
End is fixed with rotating shaft head (12), and the hand holding handle (2) is mounted on the rotating shaft head (12) by screwed plug, described hand-held
The tail end of handle (2) is equipped with plug wire hole (13), is equipped with line column (14) in the plug wire hole (13), and the plug wire hole (13) also sets outside
There are dust cover (15).
2. a kind of solar energy hair dryer according to claim 1, it is characterised in that: the blowing hot wind unit (3) includes electricity
Heated filament (301), motor (302) and fan (303), the heating wire (301) is externally provided with heat-insulated fixed frame (16), described heat-insulated solid
Determine frame (16) and be nested in the blower enclosure body (1), the motor (302) is mounted on by sleeping C formula spud pile (17)
In the blower enclosure body (1), the fan (303) links together with the motor (302).
3. a kind of solar energy hair dryer according to claim 1, it is characterised in that: the interior table of the blower enclosure body (1)
The silencing pad (19) that face is equipped with Shock absorbing cushion (18) and is arranged inside the Shock absorbing cushion (18), the Shock absorbing cushion (18) and silencing pad
(19) it is arranged at blowing hot wind unit (3), the blower enclosure body (1) is at battery component mounting groove (7) position
If two sliding rails (20) are equipped with protection cap (21) there are two sliding rail (20), protection cap (21) lower surface be equipped with
The both ends of the corresponding magnetic slider (22) of the sliding rail (20), the sliding rail (20) are equipped with limit magnetic patch (23).
4. a kind of solar energy hair dryer according to claim 3, it is characterised in that: the Shock absorbing cushion (18) and silencing pad
(19) it is equipped with several groups honeycomb heat release hole (24), blower enclosure body (1) is equipped with honeycomb heat release hole (24).
5. a kind of solar energy hair dryer according to claim 1, it is characterised in that: the external power supply unit (5) includes
Embedded head (501) and attaching plug (502), in the embedded head (501) equipped with and the matched energization groove of line column (14)
(25), the energization groove (25) assigns into plug wire hole (13), and the connecting column (14) passes through electric wire and the battery
(403) input terminal links together, and the connecting column (14) is also connected to one by electric wire and the blowing hot wind unit (3)
It rises.
6. a kind of solar energy hair dryer according to claim 1, it is characterised in that: be additionally provided with control on the hand holding handle (2)
Battery (403) processed and inverter (404) are powered the power switch A(26 of connection), control line column (14) and blowing hot wind unit
(3) be powered connection power switch B(27), control heating wire (301) be powered constant temperature thermal switch (28), wherein the power supply is opened
Close A(26) it is mounted on the outside of the hand holding handle (2), the power switch B(27) and described in constant temperature thermal switch (28) is mounted on
The inside of hand holding handle (2).
7. a kind of solar energy hair dryer according to claim 1, it is characterised in that: the support shaft (8) and the sun
Energy solar panel (401) is hinged, and the rotatable range of the support shaft (8) is 30 ° -330 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711422855.3A CN109953468A (en) | 2017-12-25 | 2017-12-25 | A kind of solar energy hair dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711422855.3A CN109953468A (en) | 2017-12-25 | 2017-12-25 | A kind of solar energy hair dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109953468A true CN109953468A (en) | 2019-07-02 |
Family
ID=67021116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711422855.3A Withdrawn CN109953468A (en) | 2017-12-25 | 2017-12-25 | A kind of solar energy hair dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109953468A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112385963A (en) * | 2020-11-06 | 2021-02-23 | 广东国士健科技发展有限公司 | Hair-dryer with receive line function |
| WO2023123449A1 (en) * | 2021-12-31 | 2023-07-06 | 深圳市华思旭科技有限公司 | Electric device, control method, drying apparatus, electric wire, electric system, and storage medium |
-
2017
- 2017-12-25 CN CN201711422855.3A patent/CN109953468A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112385963A (en) * | 2020-11-06 | 2021-02-23 | 广东国士健科技发展有限公司 | Hair-dryer with receive line function |
| WO2023123449A1 (en) * | 2021-12-31 | 2023-07-06 | 深圳市华思旭科技有限公司 | Electric device, control method, drying apparatus, electric wire, electric system, and storage medium |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190702 |