CN110455351A - A kind of temperature digital display water flow indicator - Google Patents
A kind of temperature digital display water flow indicator Download PDFInfo
- Publication number
- CN110455351A CN110455351A CN201910719429.9A CN201910719429A CN110455351A CN 110455351 A CN110455351 A CN 110455351A CN 201910719429 A CN201910719429 A CN 201910719429A CN 110455351 A CN110455351 A CN 110455351A
- Authority
- CN
- China
- Prior art keywords
- shell
- temperature
- digital display
- water flow
- visor lid
- 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- Withdrawn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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/10—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects using rotating vanes with axial admission
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/02—Compensating or correcting for variations in pressure, density or temperature
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
- G01F15/061—Indicating or recording devices for remote indication
- G01F15/063—Indicating or recording devices for remote indication using electrical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/024—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving gases
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/026—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving liquids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measuring Volume Flow (AREA)
Abstract
The present invention discloses a kind of temperature digital display water flow indicator, including shell, wheel rotor, observe visor lid, inside wheel rotor installation inside housings, the upper surface spiral of shell is fixedly connected with observation visor lid, it is characterized in that, it further include ring type seal, copper band, temperature digital-display component, the observation visor lid inside bottom pressing has ring type seal, the housing upper face has upper water inlet and lower outlet, copper band is all installed at water inlet and lower outlet on shell, there is recessed card slot on the left of the shell, temperature digital-display cover plate assembly is fixedly mounted on the left of shell in recessed card slot.The present invention can observe the rotation direction of water flow indicator internal flow and the rotation direction of inner rotation component, internal flow temperature can be detected simultaneously, and then internal flow temperature is managed using reasonable manner, fluid indicator service life is improved, the damage frequency is reduced.
Description
Technical field
The present invention relates to visor class water flow indicator valve gear fields, particularly belong to a kind of temperature digital display water flow indicator.
Background technique
Water flow indicator currently on the market is widely used in petroleum, chemical industry, chemical fibre, medicine, food, power plant, water supply etc.
Above industrial fluids pipeline.Have visor window above water flow indicator, people can be observed at any time by visor window liquid, gas,
The turbidity of the media such as steam, at the same can also metered media flowing speed and relevant response situation.But common water
Stream indicator can only observe the drive manner of interior media or the rotation direction of matching component, can not control and measure in water flow indicator
The medium temperature in portion cannot carry out Temperature-control Monitoring to the medium inside water flow indicator, it is made to operate in suitable temperature range
It is interior.Sometimes because the temperature of water flow indicator interior media is excessively high, water flow indicator aging speed is caused to accelerate, damages the frequency
The practical normal use and the service life of water flow indicator is greatly shortened in height.
Summary of the invention
The present invention provides a kind of temperature digital display water flow indicator, by shell, wheel rotor, observation visor lid, annular
The whole R & D design of sealing ring, copper band and temperature digital-display cover plate assembly solves the problems, such as to mention in above-mentioned background technique.Together
When, the present invention can observe the rotation direction of water flow indicator internal flow and the rotation direction of inner rotation component, while energy
Internal flow temperature is enough detected, and then internal flow temperature is managed using reasonable manner, improves fluid indicator service life,
Reduce the damage frequency.
The technical solution adopted by the invention is as follows:
A kind of temperature digital display water flow indicator, including shell, wheel rotor, observation visor lid, wheel rotor are mounted on shell
Body interior, housing upper face are bolted and fixed with observation visor lid, which is characterized in that further include ring type seal, copper band, temperature
Digital display cover plate assembly, the observation visor lid inside bottom pressing have ring type seal, have upper water inlet under on the shell
Water outlet, all engaging is equipped with copper band at the upper water inlet of shell and lower outlet, has recessed card slot, temperature on the left of the shell
Digital display cover plate assembly is installed in the recessed card slot on the left of shell, has temperature sensing head, fluid in the temperature digital-display cover plate assembly
After water inlet enters from shell, fluid flows in shell touches temperature sensing head, temperature digital-display cover plate assembly display stream
Temperature carries out temperature control to the fluid that displays temperature is more than setting value.
Preferably, the temperature digital-display cover plate assembly has digital display panel, digital display screen, pcb board, digital display battery, temperature sensing
Head, detecting head sealing ring and bolt have buckle slot around the inner surface of digital display panel, and digital display screen, which is caught in, to be mounted in digital display panel
In buckle slot around surface, control route is connected with each other above the digital display screen back side and pcb board, and digital display battery is fitted in a shell left side
In corresponding half counterbore of slot position in the recessed card slot bottom in side, pcb board is fitted in the top for being equipped with half counterbore of slot position of digital display battery,
Pcb board is integrally located on the left of shell in recessed card slot, and the back side of the pcb board is equipped with temperature sensing head, the temperature at the pcb board back side
Be covered with detecting head sealing ring on the outside of detecting head, the temperature sensing head at the pcb board back side together with detecting head sealing ring,
On the left of whole insertion shell in the detecting head hole location of recessed card slot bottom, the pcb board is fixedly connected with the casing by bolt one
It rises.
Preferably, the enclosure interior has pillar, there is centre bore above wheel rotor, and the pillar of shell is inserted into wheel rotor
Centre bore in, wheel rotor centre bore and shell pillar are that can loosen state, and wheel rotor can be inside housings along suitable
Clockwise is counterclockwise freely rotated.
Preferably, the upper part of the housing outer helical is fixedly connected with observation visor lid, and upper part of the housing is observed visor lid and connected
The place of connecing comes with external screw thread, and the medial surface of observation visor lid has internal screw thread, and observation visor lid spiral, which is tightly fastened, to be mounted on, shell
Observe visor lid junction in top.
Preferably, the observation visor lid inside bottom pressing has ring type seal, and ring type seal secured fit is being seen
The inside bottom of periscope lid.
Compared with the prior art, beneficial effects of the present invention are as follows:
By to the whole of shell, wheel rotor, observation visor lid, ring type seal, copper band and temperature digital-display cover plate assembly
Body R & D design produces a kind of temperature digital display water flow indicator.Internal Jie can only be observed by solving common water flow indicator
The drive manner of matter or the rotation direction of matching component, can not control the medium temperature measured inside water flow indicator, cannot be to water
It flows the medium inside indicator and carries out Temperature-control Monitoring, operate in it within the scope of suitable temperature, sometimes because water flow indicates
The temperature of device interior media is excessively high, and water flow indicator aging speed is caused to accelerate, and the damage frequency is high, and water flow instruction is greatly shortened
The problem of practical normal use and the service life of device.
This invention use water flow instruction digital display method, not only realize by visor can observe at any time liquid,
The turbidity and metered media flowing velocity response situation of the media such as gas, steam, additionally it is possible to observe that liquid is indicated from water flow
After water inlet enters on device, temperature sensing head is touched by flowing, digital display cover board shows fluid temperature on the left of shell, and to display
Temperature is more than that predetermined value carries out temperature control liquid.
Detailed description of the invention
Fig. 1 is overall schematic of the present invention；
Fig. 2 is the vertical longitudinally cutting right side view of A-A in entirety of the present invention；
Fig. 3 is whole assembling schematic diagram in the present invention；
Fig. 4 is the main view that observation visor covers when right side entirety is placed vertically in the present invention.
Remarks explanation: 1 shell；101 enclosure interior pillars；102 shell lower outlets；Recessed card slot on the left of 103 shells；104
Water inlet on shell；2 wheel rotors；3 observation visor lids；4 ring type seals；5 copper bands；6 digital display panels；7 digital display screens；8PCB
Plate；9 digital display batteries；10 detecting head sealing rings；11 bolts；12 temperature sensing heads；Temperature digital-display cover plate assembly be (6,7,8,9,
10,11 and 12).
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 belongs to the range of invention protection.
Below with reference to embodiment and specific embodiment, the present invention will be further described in detail.
Referring to attached drawing: a kind of temperature digital display water flow indicator, including shell (1), wheel rotor (2), observation visor lid
(3), wheel rotor (2) is mounted on shell (1) interior, and shell (1) is bolted and fixed with observation visor lid (3) above, special
Sign is, further includes ring type seal (4), copper band (5), temperature digital-display cover plate assembly (6,7,8,9,10,11 and 12), the sight
The pressing of periscope lid (3) inside bottom has ring type seal (4), has upper water inlet (104) and lower outlet on the shell (1)
(102), all engaging is equipped with copper band (5), the shell at the upper water inlet (104) of shell (1) and at lower outlet (102)
(1) left side has recessed card slot (103), and temperature digital-display cover plate assembly (6,7,8,9,10,11 and 12) is installed on recessed on the left of shell (1)
In card slot (103), have temperature sensing head (12) in the temperature digital-display cover plate assembly (6,7,8,9,10,11 and 12), fluid from
After water inlet (104) enters on shell (1), fluid flowing in shell (1) touches temperature sensing head (12), temperature digital-display lid
Board group part (6,7,8,9,10,11 and 12) shows fluid temperature (F.T.), carries out temperature control to the fluid that displays temperature is more than setting value.
Preferably, the temperature digital-display cover plate assembly (6,7,8,9,10,11 and 12) has digital display panel (6), digital display screen
(7), pcb board (8), digital display battery (9), temperature sensing head (12), detecting head sealing ring (10) and bolt (11), digital display panel
(6) there is buckle slot around inner surface, digital display screen (7) is caught in the buckle slot being mounted on around digital display panel (6) inner surface, number
Aobvious screen (7) back side and pcb board (8) control route above and are connected with each other, and digital display battery (9) is fitted in recessed card slot on the left of shell (1)
(103) in corresponding half counterbore of slot position in bottom, pcb board (8) is fitted in the upper of half counterbore of slot position for being equipped with digital display battery (9)
Side, pcb board (8) are integrally located on the left of shell (1) in recessed card slot (103), and the back side of the pcb board (8) is equipped with temperature sensing
Head (12) is covered with detecting head sealing ring (10) on the outside of the temperature sensing head (12) at pcb board (8) back side, the pcb board (8)
The temperature sensing head (12) at the back side is whole to be inserted into recessed card slot (103) bottom on the left of shell (1) together with detecting head sealing ring (10)
In the detecting head hole location in portion, the pcb board (8) is fixed together by bolt (11) with shell (11).
Preferably, have pillar (101) inside the shell (1), wheel rotor (2) has a centre bore above, shell (1) it is convex
Column (101) is inserted into the centre bore of wheel rotor (2), and wheel rotor (2) centre bore is with shell (1) pillar (101) being capable of pine
Dynamic state, wheel rotor (2) can be freely rotated clockwise or counterclockwise inside shell (1).
Preferably, shell (1) the upper outside spiral is fixedly connected with observation visor lid (3), the observation of shell (1) top
Visor lid (3) junction comes with external screw thread, and the medial surface of observation visor lid (3) has internal screw thread, and observation visor lid (3) spiral is tight
Close to be fixedly mounted on, visor lid (3) junction is observed on shell (1) top.
Preferably, observation visor lid (3) the inside bottom pressing has ring type seal (4), ring type seal (4) fastening
It is fitted in the inside bottom of observation visor lid (3).
When the present invention assembles, the internal pillar (101) of centre bore insertion shell (1) of wheel rotor (2), wheel rotor
(2) centre bore and shell (1) pillar (101) are loosening state, and wheel rotor (2) can be in shell (1) clockwise, counterclockwise
Direction is freely rotated；Shell (1) top is fixedly connected with observation visor lid (3) spiral, the observation visor lid on shell (1) top
(3) junction carries external screw thread, and observation visor lid (3) medial surface carries internal screw thread, and observation visor lid (3) inside bottom presses ring
Shape sealing ring (4), ring type seal (4) secured fit observe visor lid (3) spiral in the inside bottom of observation visor lid (3)
It is fixed at the observation visor on shell (1) surface；On shell (1) there is copper band (5) engaging at water inlet (104), goes out under shell (1)
Engaging has copper band (5) at the mouth of a river (102)；Be caught in recessed card slot (103) on the left of shell (1) temperature digital-display cover plate assembly (6,7,8,
9,10,11 and 12), digital display screen (7) is caught in the buckle slot being mounted on around digital display panel (6) inner surface；Digital display screen (7) back side
With pcb board (8) line connection control, digital display battery (9) is fitted in the corresponding slot position in recessed card slot (103) bottom on the left of shell (1)
In half counterbore, pcb board (8) is fitted in the top for being equipped with half counterbore of slot position of digital display battery (9), and pcb board (8) is integrally located at shell
On the left of body (1) in recessed card slot (103)；The back side of pcb board (8) is equipped with temperature sensing head (12), the temperature at pcb board (8) back side
It is covered on the outside of detecting head (12) detecting head sealing ring (10), the temperature sensing head (12) at pcb board (8) back side is together with spy
Gauge head sealing ring (10) is together, whole to be inserted on the left of shell (1) in the detecting head hole location of recessed card slot (103) bottom, the pcb board
(8) it is fixed together by bolt (11) with shell (11)；
The present invention is in use, liquid or other media after water inlet (104) entrance, are indicated from water flow indicator in water flow
Liquid or other media flowing touching temperature sensing head (12) probe, shell (1) left side digital display panel (6) show liquid temperature in device
Degree is more than that predetermined value carries out temperature control liquid for displays temperature.
This invention use water flow instruction digital display method, not only realize by visor can observe at any time liquid,
The turbidity and metered media flowing velocity response situation of the media such as gas, steam, additionally it is possible to observe that liquid is indicated from water flow
After water inlet enters on device, temperature sensing head (12) are touched by flowing, digital display panel (6) shows fluid temperature on the left of shell,
It and is more than that predetermined value carries out temperature control liquid to displays temperature.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection scope.
Claims (5)
1. a kind of temperature digital display water flow indicator, including shell, wheel rotor, observation visor lid, wheel rotor are mounted on shell
Interior, housing upper face are bolted and fixed with observation visor lid, which is characterized in that further include ring type seal, copper band, temperature number
Aobvious cover plate assembly, the observation visor lid inside bottom pressing have ring type seal, have on the shell upper water inlet and it is lower out
The mouth of a river, all engaging is equipped with copper band at the upper water inlet of shell and lower outlet, has recessed card slot, temperature number on the left of the shell
Aobvious cover plate assembly is installed in the recessed card slot on the left of shell, there is temperature sensing head in the temperature digital-display cover plate assembly, fluid from
After water inlet enters on shell, fluid flows in shell touches temperature sensing head, and temperature digital-display cover plate assembly shows fluid
Temperature carries out temperature control to the fluid that displays temperature is more than setting value.
2. a kind of temperature digital display water flow indicator according to claim 1, it is characterised in that the temperature digital-display cover board group
Part has digital display panel, digital display screen, pcb board, digital display battery, temperature sensing head, detecting head sealing ring and a bolt, digital display panel it is interior
There is buckle slot around surface, digital display screen is caught in the buckle slot being mounted on around digital display panel inner surface, the digital display screen back side and PCB
It controls route above plate to be connected with each other, digital display battery is fitted on the left of shell in recessed corresponding half counterbore of slot position in card slot bottom, PCB
Plate is fitted in the top for being equipped with half counterbore of slot position of digital display battery, and pcb board is integrally located on the left of shell in recessed card slot, described
The back side of pcb board is equipped with temperature sensing head, and detecting head sealing ring, institute are covered on the outside of the temperature sensing head at the pcb board back side
The temperature sensing head at the pcb board back side is stated together with detecting head sealing ring, the whole detection for being inserted into recessed card slot bottom on the left of shell
In head bore position, the pcb board is fixedly connected with the casing together by bolt.
3. a kind of temperature digital display water flow indicator according to claim 1 or 2, it is characterised in that the enclosure interior has convex
Column, there is centre bore above wheel rotor, in the centre bore of the pillar insertion wheel rotor of shell, wheel rotor centre bore and shell
Pillar is that can loosen state, and wheel rotor can be freely rotated clockwise or counterclockwise inside housings.
4. a kind of temperature digital display water flow indicator according to claim 1, it is characterised in that spiral shell on the outside of the upper part of the housing
Rotation is fixedly connected with observation visor lid, and upper part of the housing observation visor lid junction comes with external screw thread, observes the inside of visor lid
There is internal screw thread in face, and observation visor lid spiral, which is tightly fastened, to be mounted on, and visor lid junction is observed in upper part of the housing.
5. a kind of temperature digital display water flow indicator according to claim 1, it is characterised in that on the inside of the observation visor lid
Bottom pressing has ring type seal, inside bottom of the ring type seal secured fit in observation visor lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910719429.9A CN110455351A (en) | 2019-08-06 | 2019-08-06 | A kind of temperature digital display water flow indicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910719429.9A CN110455351A (en) | 2019-08-06 | 2019-08-06 | A kind of temperature digital display water flow indicator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110455351A true CN110455351A (en) | 2019-11-15 |
Family
ID=68484977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910719429.9A Withdrawn CN110455351A (en) | 2019-08-06 | 2019-08-06 | A kind of temperature digital display water flow indicator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110455351A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2537963Y (en) * | 2002-05-21 | 2003-02-26 | 田宏杰 | Intelligent gas flow meter |
| CN2736761Y (en) * | 2004-11-02 | 2005-10-26 | 曹伟平 | Water flow indicating gauge |
| WO2007146121A2 (en) * | 2006-06-08 | 2007-12-21 | Fairfax County Water Authority | Systems and methods for remote utility metering and meter monitoring |
| CN203979625U (en) * | 2014-08-07 | 2014-12-03 | 九牧厨卫股份有限公司 | A kind of digital display shower assembly |
| CN106768090A (en) * | 2017-02-22 | 2017-05-31 | 镇江市丹徒区江南玻璃仪器厂 | A kind of oil removal of impurities separates fine meter |
| US20180010978A1 (en) * | 2015-01-07 | 2018-01-11 | Homeserve Plc | Flow Detection Device |
| CN108261979A (en) * | 2018-03-27 | 2018-07-10 | 李冬侠 | A kind of medicine feeding apparatus and dose counter device |
-
2019
- 2019-08-06 CN CN201910719429.9A patent/CN110455351A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2537963Y (en) * | 2002-05-21 | 2003-02-26 | 田宏杰 | Intelligent gas flow meter |
| CN2736761Y (en) * | 2004-11-02 | 2005-10-26 | 曹伟平 | Water flow indicating gauge |
| WO2007146121A2 (en) * | 2006-06-08 | 2007-12-21 | Fairfax County Water Authority | Systems and methods for remote utility metering and meter monitoring |
| CN203979625U (en) * | 2014-08-07 | 2014-12-03 | 九牧厨卫股份有限公司 | A kind of digital display shower assembly |
| US20180010978A1 (en) * | 2015-01-07 | 2018-01-11 | Homeserve Plc | Flow Detection Device |
| CN106768090A (en) * | 2017-02-22 | 2017-05-31 | 镇江市丹徒区江南玻璃仪器厂 | A kind of oil removal of impurities separates fine meter |
| CN108261979A (en) * | 2018-03-27 | 2018-07-10 | 李冬侠 | A kind of medicine feeding apparatus and dose counter device |
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| 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: 20191115 |