CN111515167A - Electric oil stain cleaner - Google Patents
Electric oil stain cleaner Download PDFInfo
- Publication number
- CN111515167A CN111515167A CN202010354112.2A CN202010354112A CN111515167A CN 111515167 A CN111515167 A CN 111515167A CN 202010354112 A CN202010354112 A CN 202010354112A CN 111515167 A CN111515167 A CN 111515167A
- Authority
- CN
- China
- Prior art keywords
- cleaning
- strip
- water
- oil stain
- plate
- 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- Withdrawn
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 238000004140 cleaning Methods 0.000 claims abstract description 62
- 230000007246 mechanism Effects 0.000 claims abstract description 51
- 238000007790 scraping Methods 0.000 claims description 14
- 230000000903 blocking effect Effects 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 2
- 230000003416 augmentation Effects 0.000 claims 2
- 230000005611 electricity Effects 0.000 claims 1
- 239000000779 smoke Substances 0.000 abstract description 9
- 238000001125 extrusion Methods 0.000 abstract description 8
- 238000005406 washing Methods 0.000 description 10
- 238000005457 optimization Methods 0.000 description 7
- 241000894006 Bacteria Species 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 229910000639 Spring steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
Landscapes
- Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
Abstract
The invention discloses an electric oil stain cleaner, which structurally comprises a rotating end, a handle, a switch and a cleaning head, wherein the rotating end is electrically connected with the handle, the switch is movably clamped with the handle, the cleaning head is fixedly connected with the rotating end in an embedded manner, the surface of the smoke exhaust ventilator generates inward extrusion force to the cleaning strips on the cleaning head, so that the cleaning strips can slide inwards along the outer frame to shrink, thereby the cleaning strip positioned above the screw hole can extend into the screw hole, the cleaning strip extending into the screw hole can clean the oil stain in the screw hole by the high-speed rotation of the rotating end and the cleaning solution, the guide block on the drainage mechanism can drain the water in the cleaning strip out of the drainage cavities at the two sides of the guide block when the cleaning strip is vertical relative to the ground, therefore, the moisture in the cleaning strip can be discharged, and the influence on the normal use of the cleaning strip caused by the fact that the moisture led into the cleaning strip stays in the cleaning strip for a long time is avoided.
Description
Technical Field
The invention relates to the field of oil stain cleaning, in particular to an electric oil stain cleaner.
Background
Hand-held type electric oil stain cleaner mainly used carries out the equipment cleaned to the utensil of easy attached oil stain in the kitchen, can be through the high-speed pivoted brush head of front end, and the greasy dirt that cooperates the cleaning solution to kitchen utensil is washd, and to a great extent has alleviateed cleanup crew's work burden, based on the above-mentioned description the inventor discovers that current electric oil stain cleaner mainly has following not enough, for example:
because the greasy dirt is adhered to easily on the smoke ventilator surface in kitchen to the screw hole degree of depth on the smoke ventilator is generally designed more deeply, thereby makes the greasy dirt get into in the screw hole on the smoke ventilator easily, so that the electronic greasy dirt cleaner of hand-held type can't wash the greasy dirt in the screw hole, leads to the greasy dirt to accumulate in the screw hole for a long time, the condition that the bacterium multiplied in a large number appears easily.
Disclosure of Invention
In order to solve the problems, the invention provides an electric oil stain cleaner.
In order to achieve the purpose, the invention is realized by the following technical scheme: the structure of the electric oil stain cleaner comprises a rotating end, a handle, a switch and a cleaning head, wherein the rotating end is electrically connected with the handle, the switch is movably clamped with the handle, and the cleaning head is fixedly connected with the rotating end in an embedded mode.
As a further optimization of the invention, the cleaning head comprises an outer frame, an elastic strip and a cleaning strip, wherein the elastic strip is arranged at the inner position of the outer frame, the cleaning strip is in clearance fit with the outer frame, and the elastic strip is made of spring steel with stronger elasticity.
As a further optimization of the invention, the cleaning strip comprises an oil scraping mechanism, a frame body, a connecting block and a drainage mechanism, wherein the oil scraping mechanism is fixedly connected with the frame body in an embedded mode, the connecting block and the frame body are of an integrated structure, the drainage mechanism is installed at the left side position of the frame body, eight oil scraping mechanisms are arranged, and four oil scraping mechanisms are uniformly distributed on the upper side and the lower side of the frame body in a group and are symmetrically distributed on the upper side and the lower side of the frame body.
As a further optimization of the invention, the oil scraping mechanism comprises sliding blocks, frames and elastic pieces, wherein the sliding blocks are in clearance fit with the frames, the elastic pieces are arranged between two adjacent sliding blocks, and the elastic pieces are made of memory metal materials with strong restorability.
As a further optimization of the invention, the sliding block comprises a water permeable block, a shell and a collecting plate, wherein the water permeable block and the collecting plate are of an integrated structure, the collecting plate is fixedly embedded and connected with the inner wall of the shell, and the water permeable block is made of textile fibers and has certain toughness and water permeability.
As a further optimization of the invention, the drainage mechanism comprises a fixed block, a guide block, a drainage cavity and a water blocking mechanism, wherein the guide block and the fixed block are of an integrated structure, the drainage cavity is embedded between the fixed block and the guide block, the water blocking mechanism is arranged at the position close to the left side of the inner wall of the drainage cavity, and the right side surface of the guide block is of an arc structure.
As a further optimization of the invention, the water blocking mechanism comprises a combination plate, a swinging plate and a stressed piece, wherein the swinging plate is hinged with the combination plate, the stressed piece is arranged between the combination plate and the swinging plate, the stressed piece is of an arc structure, and the convex surface of the stressed piece is positioned on the left side.
As a further optimization of the invention, the swing plate comprises a plate surface, water collecting grooves and thrust increasing strips, wherein the water collecting grooves are fixedly connected with the plate surface in an embedded mode, the thrust increasing strips and the plate surface are integrated mechanisms, and the five water collecting grooves are uniformly distributed on the bottom of the plate surface in parallel.
The invention has the following beneficial effects:
1. when rotating the cleaning head on the end and wasing the greasy dirt in the screw hole on smoke ventilator, produce inward extrusion force to the washing strip on the cleaning head through the smoke ventilator surface, can make the washing strip shrink along the inside slip of frame, thereby make the washing strip that is located the screw hole top can stretch into in the screw hole, through the high-speed normal running fit cleaning solution of rotation end, can make the washing strip that stretches into the screw hole inside wash the downthehole greasy dirt of screw, the difficult abluent condition of carrying out of greasy dirt of screw hole inside on the smoke ventilator has been avoided.
2. When stretching into the inside washing strip of screw hole and extracting the clean completion in screw hole, can be when washing the strip for perpendicular to ground through the guide block on the drainage mechanism, will wash the drainage intracavity of the inside moisture discharge guide block both sides of strip, through discharging the inside moisture of drainage intracavity to the thrust that produces at the mechanism that blocks water, can make the swinging plate in the mechanism that blocks water to swing and expand, thereby make the inside moisture of washing the strip can be discharged, avoided leading-in inside moisture of washing the strip to stop for a long time and cause the influence to the normal use of washing the strip easily in the inside on washing the strip.
Drawings
Fig. 1 is a schematic structural diagram of an electric oil stain cleaner according to the present invention.
Fig. 2 is a partial side view of the cleaning head of the present invention.
FIG. 3 is a side view of the cleaning strip of the present invention.
Fig. 4 is a schematic structural diagram of the oil scraping mechanism in side view.
FIG. 5 is a side view of the slider of the present invention.
FIG. 6 is a side view of the drainage mechanism of the present invention.
FIG. 7 is a side view of the water blocking mechanism of the present invention.
FIG. 8 is a side view of the swing plate of the present invention.
In the figure: the cleaning device comprises a rotating end-1, a handle-2, a switch-3, a cleaning head-4, an outer frame-41, an elastic strip-42, a cleaning strip-43, an oil scraping mechanism-a 1, a frame body-a 2, a connecting block-a 3, a water discharging mechanism-a 4, a sliding block-a 11, a frame-a 12, an elastic sheet-a 13, a water permeable block-b 1, a shell-b 2, a collecting plate-b 3, a fixed block-a 41, a guide block-a 42, a water discharging cavity-a 43, a water blocking mechanism-a 44, a combining plate-d 1, a swinging plate-d 2, a stress sheet-d 3, a plate surface-d 21, a water collecting groove-d 22 and a boosting strip-d 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1-5:
the invention provides an electric oil stain cleaner which structurally comprises a rotating end 1, a handle 2, a switch 3 and a cleaning head 4, wherein the rotating end 1 is electrically connected with the handle 2, the switch 3 is movably clamped with the handle 2, and the cleaning head 4 is fixedly connected with the rotating end 1 in an embedded mode.
Wherein, the cleaning head 4 includes frame 41, elasticity strip 42, washs strip 43, the inside position in frame 41 is installed to elasticity strip 42, wash strip 43 and frame 41 clearance fit, elasticity strip 42 adopts the stronger spring steel material of elasticity to it is flexible that the messenger washs strip 43 can pass in and out according to the unsmooth business turn over on smoke ventilator surface, thereby makes and washs strip 43 and can laminate mutually with smoke ventilator's surface throughout.
Wherein, the cleaning strip 43 includes frizing mechanism a1, framework a2, links up piece a3, drainage mechanism a4, frizing mechanism a1 and framework a2 are embedded and are connected, link up piece a3 and framework a2 structure as an organic whole, drainage mechanism a4 installs in framework a 2's left side position, frizing mechanism a1 is equipped with eight, and four be a set of even upper and lower both sides at framework a2 and be the symmetric distribution, can scrape the greasy dirt in the screwed hole through the normal running fit cleaning solution of mechanism.
The oil scraping mechanism a1 includes a sliding block a11, a frame a12 and an elastic sheet a13, the sliding block a11 is in clearance fit with the frame a12, the elastic sheet a13 is installed between two adjacent sliding blocks a11, the sliding block a11 can slide and contract downwards along the frame a12 by the downward extrusion force of the scraped oil stain on the sliding block a11, so that the scraped oil stain can be collected in the frame a12, the elastic sheet a13 is made of a memory metal material with strong restorability, and the sliding block a11 can be pushed upwards to reset when the sliding block a11 loses the extrusion force, so that the sliding block a11 can push out the oil stain collected in the frame a 12.
Wherein, sliding block a11 is including passing through water piece b1, casing b2, collecting plate b3, it is the integral structure with collecting plate b3 to pass through water piece b1, collecting plate b3 is connected with the inner wall of casing b2 is embedded admittedly, collecting plate b 3's middle section upper surface is arc structure, can pass through water piece b1 with the leading-in water of the moisture that contains on the greasy dirt of collecting plate b3 middle section, it adopts the textile fiber material to pass through water piece b1, has certain toughness and water permeability, can be with the leading-in lower floor of moisture that contains in the greasy dirt, has avoided the more moisture that contains in the greasy dirt, leads to the mobility reinforcing to be unfavorable for collecting plate b3 to take over the collection of greasy dirt.
The detailed use method and action of the embodiment are as follows:
in the invention, because greasy dirt is easily adhered to the surface of the range hood in a kitchen, and the depth of the screw hole on the range hood is generally designed to be deeper, the greasy dirt is easily led to enter the screw hole on the range hood, so that the cleaning head 4 on the rotating end 1 can not clean the greasy dirt in the screw hole, when the cleaning head 4 on the rotating end 1 cleans the greasy dirt in the screw hole on the range hood, an inward extrusion force is generated on the cleaning strip 43 on the cleaning head 4 through the surface of the range hood, the cleaning strip 43 can slide and contract inwards along the outer frame 41, so that the cleaning strip 43 above the screw hole can extend into the screw hole, the greasy dirt on the inner wall of the screw hole can be scraped by the oil scraping mechanism a1 on the cleaning strip 43 through the high-speed rotation of the rotating end 1 matched with the cleaning liquid, and a downward extrusion force is generated on the sliding block a11 on the oil scraping mechanism a1 through the scraped greasy dirt, the sliding block a11 can slide and contract downwards along the frame a12, so that the frame a12 can collect and take out the scraped oil stain, the situation that the oil stain is accumulated in the screw hole for a long time and a large amount of bacteria are easily bred is effectively avoided, and the water contained in the oil stain can be guided into the lower layer through the water permeable block b1 by the collecting plate b3 on the sliding block a11 until the water is guided into the inner position of the cleaning strip 43, so that the phenomenon that the oil stain is collected and taken out by the collecting plate b3 due to the fact that the water contained in the oil stain is more and the fluidity is enhanced is not beneficial to the collection of the oil stain, when the cleaning strip 43 finishes cleaning the oil stain in the screw hole and leaves the screw hole, the elastic piece a13 on the oil scraping mechanism a1 can push the sliding block a11 to slide and reset upwards along the frame a12, so that the sliding block a11 pushes out the greasy dirt collected in the frame a12, which is beneficial for the user to wash the greasy dirt brought by the cleaning strip 43.
Example 2
As shown in fig. 6-8:
the drainage mechanism a4 comprises a fixed block a41, a guide block a42, a drainage cavity a43 and a water blocking mechanism a44, the guide block a42 and the fixed block a41 are of an integrated structure, the drainage cavity a43 is embedded between the fixed block a41 and the guide block a42, the water blocking mechanism a44 is installed at the position, close to the left side, of the inner wall of the drainage cavity a43, the right side surface of the guide block a42 is of an arc-shaped structure, and when the mechanism is vertical to the ground, water in the mechanism can be guided into the drainage cavities a43 on two sides.
Wherein, water-blocking mechanism a44 includes combination board d1, swing board d2, atress piece d3, swing board d2 and combination board d1 hinged joint, atress piece d3 installs between combination board d1 and swing board d2, when the inside moisture of mechanism was discharged from the right side left side, can make swing board d2 upwards swing to make the moisture in the mechanism can discharge through the swing board d2 that expandes, atress piece d3 is the arc structure, and the convex surface is located the left side, and the extrusion to atress piece d3 through the object surface can make atress piece d3 promote the closed inseparabler of swing board d2, the effectual condition of having avoided outside moisture to enter the mechanism through swing board d 2.
The swinging plate d2 comprises a plate surface d21, a water collection tank d22 and a thrust increasing bar d23, the water collection tank d22 is fixedly connected with the plate surface d21 in an embedded mode, the thrust increasing bar d23 and the plate surface d21 are integrated, the water collection tank d22 is provided with five water collection tanks, the water collection tanks are uniformly distributed at the bottom of the plate surface d21 in parallel, and the water with less discharged amount can be concentrated, so that the water can flow through each layer of water collection tank d22 after being concentrated and increased, the thrust generated by the water on the plate surface d21 is effectively enhanced, and the situation that the plate surface d21 cannot be pushed to swing and unfold by the water with less discharged amount is avoided.
The detailed use method and action of the embodiment are as follows:
in the invention, because the water permeable block b1 guides the water contained in the oil stain into the cleaning strip 43 for storage, if the water is not discharged and stays in the cleaning strip 43 for a long time, which is easy to affect the normal use of the cleaning strip 43 and is easy to breed a large amount of bacteria, the water discharging mechanism a4 on the cleaning strip 43 can effectively solve the problems, when the cleaning strip 43 extending into the screw hole cleans the screw hole and leaves the screw hole, the water in the cleaning strip 43 can be discharged out of the water discharging chamber a43 at two sides of the guide block a42 through the guide block a42 on the water discharging mechanism a4 when the cleaning strip 43 is vertical relative to the ground, the water discharged into the water discharging chamber a43 can generate thrust on the water blocking mechanism a44, the swinging plate d2 on the water blocking mechanism a44 can be swung and unfolded, so that the water in the cleaning strip 43 can be discharged out, and when the water discharged into the water discharging chamber 43 is not enough to push the swinging plate d2 to swing and unfold, through the cooperation of water catch bowl d22 and increase and push strip d23, can concentrate the moisture that the discharge amount is less, thereby make moisture flow through each layer of water catch bowl d22 after concentrating more, the effectual thrust that has strengthened moisture and produced to swing board d2, thereby can promote swing board d2 and swing and expand, the effectual condition that can't promote swing board d2 and swing and expand of moisture that discharges into drainage chamber a43 less, and atress piece d3 is the arc structure of convex surface outwards, can make atress piece d3 promote swing board d2 closed inseparabler through the extrusion of screw hole inner wall bottom to atress piece d3, the effectual condition that outside moisture got into cleaning strip 43 through swing board d 2.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (8)
1. The utility model provides an electric oil stain cleaner, its structure is including rotating end (1), handle (2), switch (3), cleaning head (4), it is connected with handle (2) electricity to rotate end (1), switch (3) and handle (2) activity block, its characterized in that: the cleaning head (4) is fixedly connected with the rotating end (1).
2. The electric oil stain cleaner according to claim 1, characterized in that: the cleaning head (4) comprises an outer frame (41), an elastic strip (42) and a cleaning strip (43), wherein the elastic strip (42) is arranged at the inner position of the outer frame (41), and the cleaning strip (43) is in clearance fit with the outer frame (41).
3. The electric oil stain cleaner according to claim 2, characterized in that: the cleaning strip (43) comprises an oil scraping mechanism (a1), a frame body (a2), a connecting block (a3) and a water discharging mechanism (a4), the oil scraping mechanism (a1) is fixedly connected with the frame body (a2) in an embedded mode, the connecting block (a3) and the frame body (a2) are of an integrated structure, and the water discharging mechanism (a4) is installed at the left side position of the frame body (a 2).
4. An electric oil stain cleaner according to claim 3, characterised in that: the oil scraping mechanism (a1) comprises a sliding block (a11), a frame (a12) and an elastic sheet (a13), wherein the sliding block (a11) is in clearance fit with the frame (a12), and the elastic sheet (a13) is installed between two adjacent sliding blocks (a 11).
5. The electric oil cleaner according to claim 4, characterized in that: the sliding block (a11) comprises a water permeable block (b1), a shell (b2) and a collecting plate (b3), the water permeable block (b1) and the collecting plate (b3) are of an integrated structure, and the collecting plate (b3) is fixedly connected with the inner wall of the shell (b 2).
6. An electric oil stain cleaner according to claim 3, characterised in that: drainage mechanism (a4) includes fixed block (a41), guide block (a42), drainage chamber (a43), water blocking mechanism (a44), guide block (a42) and fixed block (a41) structure as an organic whole, drainage chamber (a43) is inlayed and is fixed between fixed block (a41) and guide block (a42), water blocking mechanism (a44) is installed and is leaned on the left side position in drainage chamber (a43) inner wall.
7. The electric oil stain cleaner according to claim 6, characterized in that: the water blocking mechanism (a44) comprises a combination plate (d1), a swinging plate (d2) and a stress piece (d3), wherein the swinging plate (d2) is hinged with the combination plate (d1), and the stress piece (d3) is arranged between the combination plate (d1) and the swinging plate (d 2).
8. The electric oil stain cleaner according to claim 7, characterized in that: the swing plate (d2) comprises a plate surface (d21), a water collecting tank (d22) and a thrust augmentation strip (d23), wherein the water collecting tank (d22) is fixedly connected with the plate surface (d21), and the thrust augmentation strip (d23) and the plate surface (d21) are integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010354112.2A CN111515167A (en) | 2020-04-29 | 2020-04-29 | Electric oil stain cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010354112.2A CN111515167A (en) | 2020-04-29 | 2020-04-29 | Electric oil stain cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111515167A true CN111515167A (en) | 2020-08-11 |
Family
ID=71905854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010354112.2A Withdrawn CN111515167A (en) | 2020-04-29 | 2020-04-29 | Electric oil stain cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111515167A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111974117A (en) * | 2020-08-19 | 2020-11-24 | 泉州市先卓工业设计有限公司 | Interior decoration removes flavor and uses formaldehyde clean-up equipment |
| CN112223503A (en) * | 2020-10-16 | 2021-01-15 | 广州乐帮企业管理咨询有限公司 | Small motor with polygonal appearance |
| CN112246723A (en) * | 2020-09-24 | 2021-01-22 | 广州度格网络科技有限公司 | Greasy dirt cleaning equipment with waste oil recovery effect |
-
2020
- 2020-04-29 CN CN202010354112.2A patent/CN111515167A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111974117A (en) * | 2020-08-19 | 2020-11-24 | 泉州市先卓工业设计有限公司 | Interior decoration removes flavor and uses formaldehyde clean-up equipment |
| CN112246723A (en) * | 2020-09-24 | 2021-01-22 | 广州度格网络科技有限公司 | Greasy dirt cleaning equipment with waste oil recovery effect |
| CN112223503A (en) * | 2020-10-16 | 2021-01-15 | 广州乐帮企业管理咨询有限公司 | Small motor with polygonal appearance |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200811 |