CN108905346A - It is a kind of to facilitate the filter element of water purifier cleaned - Google Patents
It is a kind of to facilitate the filter element of water purifier cleaned Download PDFInfo
- Publication number
- CN108905346A CN108905346A CN201810838821.0A CN201810838821A CN108905346A CN 108905346 A CN108905346 A CN 108905346A CN 201810838821 A CN201810838821 A CN 201810838821A CN 108905346 A CN108905346 A CN 108905346A
- Authority
- CN
- China
- Prior art keywords
- shell
- strainer
- fixedly connected
- water purifier
- facilitate
- 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- Withdrawn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 title claims abstract description 43
- 238000011010 flushing procedure Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 10
- 238000001914 filtration Methods 0.000 abstract description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000003053 toxin Substances 0.000 description 1
- 231100000765 toxin Toxicity 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
- B01D29/58—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses one kind can facilitate the filter element of water purifier cleaned, including shell, water inlet line is fixedly connected at the top of the shell, the bottom of the shell is fixedly connected with outlet conduit, blow-off line is fixedly connected on the left of the shell, the first strainer is fixedly connected on the inner wall of the shell, the second strainer being fixedly connected on the inner wall of the shell below the first strainer, the third strainer being fixedly connected on the inner wall of the shell below the second strainer.Flushing hole is arranged in the present invention and apopore plays the role of being respectively washed multiple filtration net progress top and bottom, and then guarantee that avoiding cleaning while cleaning quality and efficiency needs to dismantle, cleaning efficiency is promoted by being not required to dismantle and can guarantee that cleaning quality reaches, to achieve the effect that promote whole work efficiency.
Description
Technical field
The present invention relates to filter element of water purifier technical fields, more particularly to one kind can facilitate the filter element of water purifier cleaned.
Background technique
Water purifier is also water purifier and water purifier, is to carry out depth-type filtration and net to water quality by the requirement to water
Change the water treatment facilities of processing, the water purifier usually said generally refers to be used as the small-sized clarifier that family uses, technology core
The heart is the filter membrane in filter element device, and major technique derives from ultrafiltration membrane and two kinds of RO reverse osmosis membrane at present, and water purifier can be effective
The chemical agents such as chlorine residue, odor, heterochromatic and pesticide in iron rust, sandstone and the colloid and absorption water in water are filtered out, can effectively be gone
The impurity such as bacterium, germ, toxin and heavy metal in water removal, water purification technology drinking water field application so that " water and soil is not
The phenomenon that clothes ", can be quickly become history, efficiently solve many places as in underground water harmful substance it is exceeded and caused by
Endemic illness.
As water purifier is using more and more, the requirement for water purifier is also higher and higher, and then water purifier is filtered
The requirement of core also increases accordingly, but existing filter core is because of thicker and being not easy dismounting causes cleaning inconvenient, strong influence
Normal cleaning efficiency.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, such as：Filter core is because thicker and be not easy to remove
Cause cleaning inconvenient, the normal cleaning efficiency of strong influence, and the one kind proposed can facilitate the filter element of water purifier cleaned.
To achieve the goals above, present invention employs following technical solutions：
It is a kind of to facilitate the filter element of water purifier cleaned, including shell, it is fixedly connected at the top of the shell into water
Pipeline, the bottom of the shell are fixedly connected with outlet conduit, and blow-off line is fixedly connected on the left of the shell, described outer
The first strainer, second be fixedly connected with below the first strainer on the inner wall of the shell are fixedly connected on the inner wall of shell
Strainer, the third strainer being fixedly connected on the inner wall of the shell below the second strainer, the inner wall on the right side of the shell
On offer be located above the first strainer, the second strainer and third strainer and with the flushing hole that is connected on the right side of shell, it is described
The right side of shell is connected with the seal cover board on the outside of flushing hole by articulate.
Preferably, it is offered on the inner wall on the left of the shell and is located at the first strainer, the second strainer and third strainer
Three apopores of top, the inner surface on the left of three apopores are connected to by tap, the tap bottom it is interior
Surface is connected to blow-off line, is fixedly connected with above blow-off line on the left of the shell and symmetrical two resets bullet
The left end of spring, two reset springs is fixedly connected by control panel, and limit is fixedly connected on the left of the control panel and is hung
Ring, the left side of the shell are fixedly connected with the limit between blow-off line and lower section reset spring by connecting plate and hang
Hook.
Preferably, the right side of the control panel is located at discharge internal surface of hole by combining bar to be fixedly connected with through shell
Stripper plate, is fixedly connected with that there are three sealing blocks on the right side of the stripper plate, and the right side of three sealing blocks is plugged on three respectively
On the inner surface of a apopore.
Preferably, the length of the reset spring is not less than five centimetres, and the coefficient of elasticity of the reset spring is ten newton
It is per cm.
Preferably, the quantity of the flushing hole is no less than four, the flushing hole rectangular array, the flushing hole and the
One strainer, the second strainer and third strainer are staggered.
Preferably, the connection type between the shell and water inlet line be welding, the control panel and limit link it
Between connection type be threadedly coupled.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) flushing hole is set and apopore plays the role of being respectively washed multiple filtration net progress top and bottom, into
And guarantee that cleaning is avoided while cleaning quality and efficiency to need to dismantle, by being not required to dismantle and can guarantee that cleaning quality reaches
Achieve the effect that promote cleaning efficiency, to achieve the effect that promote whole work efficiency.
(2) setting limit hook and limit link play the role of carrying out open and close to pollution discharge structure, by flexible
Control of sewage disposal structure open and close achievees the effect that promote cleaning efficiency.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal structure that one kind proposed by the present invention can facilitate the filter element of water purifier cleaned；
Fig. 2 is that one kind proposed by the present invention can facilitate enlarged drawing at the A in Fig. 1 of the filter element of water purifier cleaned.
In figure：1 shell, 2 water inlet lines, 3 outlet conduits, 4 blow-off lines, 5 first strainers, 6 second strainers, the filter of 7 thirds
Net, 8 flushing holes, 9 seal cover boards, 10 apopores, 11 taps, 12 reset springs, 13 control panels, 14 limit links, 15 limits
Hook, 16 stripper plates, 17 sealing blocks.
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.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
Referring to Fig.1-2, a kind of to facilitate the filter element of water purifier cleaned, including shell 1, the top of shell 1 is fixed to be connected
It is connected to water inlet line 2, the bottom of shell 1 is fixedly connected with outlet conduit 3, and the left side of shell 1 is fixedly connected with blow-off line 4,
It is fixedly connected with the first strainer 5 on the inner wall of shell 1, the positioned at the lower section of the first strainer 5 is fixedly connected on the inner wall of shell 1
Two strainers 6, are fixedly connected with the third strainer 7 positioned at 6 lower section of the second strainer on the inner wall of shell 1, on the inner wall on 1 right side of shell
Offer be located at the first strainer 5, the second strainer 6 and the top of third strainer 7 and with the flushing hole 8 that is connected on the right side of shell 1, punching
The quantity of hole flushing 8 is no less than four, and 8 rectangular array of flushing hole, flushing hole 8 and the first strainer 5, the second strainer 6 and third are filtered
Net 7 is staggered, and more flush points are arranged and play the role of guaranteeing that top and bottom are rinsed respectively.
The right side of shell 1 is connected with the seal cover board 9 positioned at 8 outside of flushing hole by articulate, interior on the left of shell 1
Three apopores 10 for being located at 7 top of the first strainer 5, the second strainer 6 and third strainer, three apopores are offered on wall
The inner surface in 10 left sides is connected to by tap 11, and the inner surface of 11 bottom of tap is connected to blow-off line 4, a left side for shell 1
Side is fixedly connected with above blow-off line 4 and symmetrical two reset springs 12, and the length of reset spring 12 is not less than five
Centimetre, the coefficient of elasticity of reset spring 12 is that ten newton are per cm, and the suitable spring of setting coefficient of elasticity guarantees that deformation range closes
Suitable effect, the reaction force that suitable coefficient of elasticity generates spring are more suitable for pullling the effect of extruding between structure, and two
The left end of reset spring 12 is fixedly connected by control panel 13.
The left side of control panel 13 is fixedly connected with limit link 14, and the connection type between shell 1 and water inlet line 2 is weldering
Connect, the connection type between control panel 13 and limit link 14 is to be threadedly coupled, between setting structure welding more firm and
It is threaded to the stability that ensure that between structure of connection type high degree, and then makes to be not in substantially between structure
The effect shaken is spent, the left side of shell 1 is fixedly connected between blow-off line 4 and lower section reset spring 12 by connecting plate
Limit hook 15, setting position limiting structure play the role of at water outlet carry out open and close, greatly facilitate the work of control
With the right side of control panel 13 is squeezed by combining bar to be fixedly connected with the stripper plate 16 positioned at 11 inner surface of tap through shell 1
The right side of pressing plate 16 is fixedly connected there are three sealing block 17, and the right side of three sealing blocks 17 is plugged on three apopores 10 respectively
On inner surface, setting sealing structure plays the role of guaranteeing to work normally, and avoiding cleaning structure influences normal operating efficiency
Effect.
In the present invention, when user uses the device, control seal cover board 9 is detached from from the outside of flushing hole 8, then will be rinsed
Hydraulic giant is inserted into flushing hole 8, pulls control panel 13 to be connected to limit link 14 on the inner surface of limit hook 15, plays to multilayer
Filter screen carries out the effect that top and bottom are respectively washed, and then guarantees to avoid cleaning needs while cleaning quality and efficiency
Disassembly promotes cleaning efficiency by being not required to dismantle and can guarantee that cleaning quality reaches, so that it is whole to reach promotion
The effect of working efficiency.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. one kind can facilitate the filter element of water purifier cleaned, including shell (1), which is characterized in that the top of the shell (1)
It is fixedly connected with water inlet line (2), the bottom of the shell (1) is fixedly connected with outlet conduit (3), a left side for the shell (1)
Side is fixedly connected with blow-off line (4), is fixedly connected with the first strainer (5) on the inner wall of the shell (1), the shell (1)
Inner wall on be fixedly connected with the second strainer (6) below the first strainer (5), it is fixed on the inner wall of the shell (1) to connect
It is connected to the third strainer (7) being located at below the second strainer (6), is offered on the inner wall on the right side of the shell (1) and is located at the
The flushing hole (8) being connected to above one strainer (5), the second strainer (6) and third strainer (7) and with shell (1) right side, the shell
(1) right side is connected with the seal cover board (9) on the outside of flushing hole (8) by articulate.
2. one kind according to claim 1 can facilitate the filter element of water purifier cleaned, which is characterized in that the shell
(1) three be located above the first strainer (5), the second strainer (6) and third strainer (7) are offered on the inner wall on the left of to go out
Water hole (10), the inner surface on the left of three apopores (10) pass through tap (11) and are connected to, tap (11) bottom
Inner surface be connected to blow-off line (4), be fixedly connected on the left of the shell (1) above the blow-off line (4) and right
The left end of two reset springs (12) claimed, two reset springs (12) is fixedly connected by control panel (13), the control
Limit link (14) is fixedly connected on the left of making sheet (13), the left side of the shell (1) is fixedly connected with position by connecting plate
(15) are linked up in limit between blow-off line (4) and lower section reset spring (12).
3. one kind according to claim 2 can facilitate the filter element of water purifier cleaned, which is characterized in that the control panel
(13) right side is by combining bar to be fixedly connected with the stripper plate (16) positioned at tap (11) inner surface, institute through shell (1)
It states there are three being fixedly connected on the right side of stripper plate (16) sealing block (17), the right side of three sealing blocks (17) is plugged on respectively
On the inner surface of three apopores (10).
4. one kind according to claim 2 can facilitate the filter element of water purifier cleaned, which is characterized in that the reset bullet
The length of spring (12) is not less than five centimetres, and the coefficient of elasticity of the reset spring (12) is that ten newton are per cm.
5. one kind according to claim 1 can facilitate the filter element of water purifier cleaned, which is characterized in that the flushing hole
(8) quantity is no less than four, and flushing hole (8) rectangular array, the flushing hole (8) is filtered with the first strainer (5), second
Net (6) and third strainer (7) are staggered.
6. one kind according to claim 2 can facilitate the filter element of water purifier cleaned, which is characterized in that the shell
(1) connection type between water inlet line (2) is welding, the connection side between the control panel (13) and limit link (14)
Formula is to be threadedly coupled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810838821.0A CN108905346A (en) | 2018-07-27 | 2018-07-27 | It is a kind of to facilitate the filter element of water purifier cleaned |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810838821.0A CN108905346A (en) | 2018-07-27 | 2018-07-27 | It is a kind of to facilitate the filter element of water purifier cleaned |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108905346A true CN108905346A (en) | 2018-11-30 |
Family
ID=64418773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810838821.0A Withdrawn CN108905346A (en) | 2018-07-27 | 2018-07-27 | It is a kind of to facilitate the filter element of water purifier cleaned |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108905346A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105862970A (en) * | 2016-06-13 | 2016-08-17 | 武汉金牛经济发展有限公司 | Rainwater pollutant intercepting and discarding device |
| CN205815270U (en) * | 2016-07-19 | 2016-12-21 | 湖南沃尔特水设备有限公司 | A kind of supply equipment defecator |
| CN206045543U (en) * | 2016-08-30 | 2017-03-29 | 上海东诚环保科技有限公司 | A kind of water-treated filter tank |
| CN206645839U (en) * | 2017-03-16 | 2017-11-17 | 嵊州市润泉净水设备有限公司 | A kind of Household water purification equipment for being conveniently replaceable filter core |
| CN206767777U (en) * | 2017-01-16 | 2017-12-19 | 陕西科技大学 | A kind of environment-protecting industrial water purifier |
| CN206937732U (en) * | 2017-07-24 | 2018-01-30 | 天津津海达科技有限公司 | A kind of plastic processing automatic feeding |
| CN107899298A (en) * | 2017-12-15 | 2018-04-13 | 河南省正大环境科技咨询工程有限公司 | A kind of anticlogging sewage-treatment plant |
-
2018
- 2018-07-27 CN CN201810838821.0A patent/CN108905346A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105862970A (en) * | 2016-06-13 | 2016-08-17 | 武汉金牛经济发展有限公司 | Rainwater pollutant intercepting and discarding device |
| CN205815270U (en) * | 2016-07-19 | 2016-12-21 | 湖南沃尔特水设备有限公司 | A kind of supply equipment defecator |
| CN206045543U (en) * | 2016-08-30 | 2017-03-29 | 上海东诚环保科技有限公司 | A kind of water-treated filter tank |
| CN206767777U (en) * | 2017-01-16 | 2017-12-19 | 陕西科技大学 | A kind of environment-protecting industrial water purifier |
| CN206645839U (en) * | 2017-03-16 | 2017-11-17 | 嵊州市润泉净水设备有限公司 | A kind of Household water purification equipment for being conveniently replaceable filter core |
| CN206937732U (en) * | 2017-07-24 | 2018-01-30 | 天津津海达科技有限公司 | A kind of plastic processing automatic feeding |
| CN107899298A (en) * | 2017-12-15 | 2018-04-13 | 河南省正大环境科技咨询工程有限公司 | A kind of anticlogging sewage-treatment plant |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206081820U (en) | Backflushing filtering device | |
| CN215995826U (en) | Filter device for sewage treatment | |
| CN109173386A (en) | A kind of centrifugation backwashing sewage water filter device | |
| CN109731386A (en) | A kind of sewage filter device with automatic back-flushing function | |
| CN108905346A (en) | It is a kind of to facilitate the filter element of water purifier cleaned | |
| CN209383580U (en) | A kind of environment-friendly type waste water collection device | |
| CN210699062U (en) | Back flush lamination filter | |
| CN210915693U (en) | Purification device for sewage multi-stage circulation treatment | |
| CN207877484U (en) | A kind of water purifier with recycling functional water waste | |
| CN203678071U (en) | Backwashing filter | |
| CN205933505U (en) | Industrial sewage purification device | |
| CN108558048A (en) | A kind of water purifier and its working method with water quality detecting function | |
| CN207445764U (en) | A kind of water body impurity remove device | |
| CN208684637U (en) | A kind of rare-earth smelting sewage-treatment plant | |
| CN107137965A (en) | A kind of automatic cleaning-type filter | |
| CN207734684U (en) | A kind of self-cleaning type sewage device for filtering impurities | |
| CN207694366U (en) | A kind of small-scale sewage filter plant | |
| CN108529793A (en) | A kind of Hardware fitting processing sewage filter device | |
| CN207384952U (en) | A kind of ceramic water purification apparatus device | |
| CN208333247U (en) | A kind of long defeated pipe network heat exchanger descaler in oil field | |
| CN208586181U (en) | A kind of infant industry wastewater treatment equipment | |
| CN208265929U (en) | A kind for the treatment of tank | |
| CN206381731U (en) | A kind of Drinking Water processing unit | |
| CN110171887A (en) | A kind of sewage disposal device quickly cleaning filters | |
| CN201592996U (en) | Sewage filtering system for sewage-source heat pump |
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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181130 |