CN106944430A - A kind of novel bridge maintained equipment - Google Patents
A kind of novel bridge maintained equipment Download PDFInfo
- Publication number
- CN106944430A CN106944430A CN201710387019.XA CN201710387019A CN106944430A CN 106944430 A CN106944430 A CN 106944430A CN 201710387019 A CN201710387019 A CN 201710387019A CN 106944430 A CN106944430 A CN 106944430A
- Authority
- CN
- China
- Prior art keywords
- sewage pipe
- skid
- driving machine
- support body
- swivel mount
- 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- Withdrawn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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/047—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes the cleaning devices having internal motors, e.g. turbines for powering cleaning tools
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2209/00—Details of machines or methods for cleaning hollow articles
- B08B2209/02—Details of apparatuses or methods for cleaning pipes or tubes
- B08B2209/027—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces
- B08B2209/04—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces using cleaning devices introduced into and moved along the pipes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
A kind of novel bridge maintained equipment, including support body and the mutual decontamination plant claimed installed in the support body left and right sides, support body both sides mutually claim to be provided with to slide chamber, decontamination plant is included sliding installed in sliding the skid in chamber and be rotatably installed in the swivel mount of skid upper end by rotating shaft, skid bottom is provided with and slides portion, portion is slided including sliding wheel and rail is slided, it is additionally provided with skid and installs groove, install and be installed with groove sidewall the first driving machine, toothed wheel is installed with the force transmission shaft of first driving machine, the tooth form bar being connected with toothed wheel is installed with swivel mount is cylindrical, slide slot of the port towards sewage pipe is provided with swivel mount, the push rod for being provided with and extending towards sewage pipe is slided in slide slot, threaded hole of the port away from sewage pipe is provided with push rod, spiral lamination, which coordinates, in threaded hole is provided with the first helical axis, first helical axis is connected with the second driving machine being fixedly mounted in swivel mount.
Description
Technical field
The present invention relates to bridge facility technical field, and in particular to a kind of novel bridge maintained equipment.
Background technology
It is preset with the sewage pipe for being relatively used for dispatch sewage in the infrastructure of bridge, and in the regular maintenance of bridge
In, it is stifled for some in the important measures for ensureing the normal blowdown of bridge, conventional art to the regular cleaning of sewage conduct dredging
More serious sewage conduct is filled in typically using the operating procedure first removed in the last implementation cleaning of dredging, yet with sewage pipe
Special tectonic cause there is certain difficulty to the cleaning of its inwall, it is existing in have it is more using mechanical device come to sewage inside pipe wall
Cleaning, but these cleaner for inner wall complex structures, and for the sewage pipe of different-diameter, generally require to change different
Cleaning head, operation is inconvenient, and does not allow for some stains on sewage inside pipe wall easy to clean, and cleaning effect is undesirable.
The content of the invention
It is an object of the invention to provide a kind of novel bridge maintained equipment and its application method, prior art can be overcome
Drawbacks described above.
According to the present invention, a kind of novel bridge maintained equipment of apparatus of the present invention, for carrying out decontamination to sewage inside pipe wall,
Including support body and the mutual decontamination plant claimed installed in the support body left and right sides, the sewage pipe is arranged on described by clip
Support body upper end, the support body both sides mutually claim to be provided with to slide chamber, and the chamber outer end of sliding is fixedly installed side plate, the decontamination dress
Put including sliding installed in the skid slided in chamber and being rotatably installed in the skid upper end by rotating shaft
Swivel mount, the skid bottom is provided with portion is slided, and the portion of sliding includes sliding wheel and slided in rail, the skid
It is additionally provided with and installs groove, described installs be installed with groove sidewall the first driving machine, on the force transmission shaft of first driving machine
Toothed wheel is installed with, the tooth form bar being connected with the toothed wheel is installed with the swivel mount is cylindrical, it is described
Port is provided with swivel mount towards the slide slot of the sewage pipe, slides and is provided with towards the sewage pipe in the slide slot
Spiral lamination cooperation in the threaded hole of port outwardly, the threaded hole is provided with the push rod of extension, the push rod and is provided with first
Helical axis, first helical axis is connected with the second driving machine being fixedly mounted in the swivel mount, the swivel mount direction
The end face of the sewage pipe mutually claims to be provided with for protruding into the sewage pipe and for the elastic decontamination arm of decontamination, institute up and down
State end face at the top of skid and be provided with lamp stand, the top of the lamp stand is provided with illuminating lamp.
Further technical scheme, the squint that the elastic decontamination arm includes flat segments, is fixedly connected with the flat segments
Cleaning brush is installed with section and the convex section being fixedly connected with squint section, the convex section outer face, and it is described
The end face of push rod towards the sewage pipe is provided with the oblique angle face being engaged with squint section inwall, up and down outside two flat segments
Interval between the side end face and interval between two convex section end face outsides is respectively less than the diameter of the sewage pipe up and down.
The 3rd driving machine, the 3rd driving machine two ends peace are installed with further technical scheme, the support body
Equipped with the second helical axis, second helical axis and the skid spiral lamination are connected and are rotatably installed in the side
In plate.
Further technical scheme, is installed with extension spring between two convex sections up and down.
Further technical scheme, the push rod is equal with the sewage pipe to be set.
Further technical scheme, the sliding wheel is arranged at the skid bottom and can roll connection, described to slide
Rail slides bottom of chamber portion described in being arranged at, and the sliding wheel bottom puts in described slide in rail and rolling mating connection.
The beneficial effects of the invention are as follows：
1. apparatus of the present invention are in original state, skid is fitted away from support body and with side plate, and convex section leaves support body upper end
Face, and push rod outboard end is fitted with the second driving machine, two convex sections are mutually close in the presence of extension spring up and down, from without shadow
Ring the installation of sewage pipe；
2. pair sewage inside pipe wall carries out decontamination, sewage pipe is fixed on support body upper surface first with clip, then starts the 3rd
Driving machine, the 3rd driving machine drives the second helical axis to rotate, and the second helical axis drives skid to be slided towards sewage pipe, skid
After slip convex section can protrude into sewage pipe, the second driving machine and the first driving machine is now opened, the second driving machine can band
Dynamic first helical axis is rotated, and the first helical axis drives push rod to be slided towards sewage pipe, after push rod is slided, because oblique angle face can be acted on
In squint section inwall, therefore, convex section can be protruding and cleaning brush is fitted with sewage inside pipe wall, and the first driving machine drives
Swivel mount is rotated and the 3rd driving machine drives horizontally slipping for skid, and cleaning brush can be made to carry out decontamination to sewage inside pipe wall；
After 3. sewage inside pipe wall is finished, apparatus of the present invention is returned to original state, so as to facilitate the unloading of sewage pipe；
4. the present invention can adjust the elasticity of fitting of cleaning brush and sewage inside pipe wall as needed, when running into the spot of stubbornness,
Slided using the second driving machine driving direction of the driving push rod away from skid, driving push rod can make convex section towards dirt
Pipe inner wall is moved, so that cleaning brush is brought into close contact with sewage inside pipe wall, and the first driving machine can be by stain after rotating
Remove；
5. also only need to adjust the position of the push rod and apparatus of the present invention could be applicable to the sewage pipe of different-diameter, when using
Put, it is very easy to use.
Apparatus of the present invention are simple in construction, easy to operate, stable, and decontamination speed is fast and effect is notable.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of inventive embodiments or technical scheme of the prior art
The accompanying drawing to be used needed for technology description is briefly described, it should be apparent that, drawings in the following description are only invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is a kind of overall structure diagram of novel bridge maintained equipment of the present invention.
Fig. 2 is structural representation when Fig. 1 cleaning brush is protruded into sewage pipe and fitted with sewage inside pipe wall.
Fig. 3 is the structure enlarged diagram at A in Fig. 1.
Fig. 4 is the mplifying structure schematic diagram of the nearly sewage pipe end of elastic decontamination arm rest in the present invention.
Fig. 5 is Fig. 1 top view.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
This specification（Including any accessory claim, summary and accompanying drawing）Disclosed in any feature, except non-specifically is chatted
State, can alternative features equivalent by other or with similar purpose replaced.I.e., unless specifically stated otherwise, each feature
It is an example in a series of equivalent or similar characteristics.
As Figure 1-5, a kind of novel bridge maintained equipment of the invention, for carrying out decontamination to the inwall of sewage pipe 10,
Including support body 1 and the mutual decontamination plant claimed installed in the left and right sides of support body 1, the sewage pipe 10 is installed by clip 15
In the upper end of support body 1, the both sides of support body 1 mutually claim to be provided with to slide chamber 12, and the outer end of chamber 12 of sliding is fixedly installed side
Plate 11, the decontamination plant includes sliding installed in the skid 2 slided in chamber 12 and by rotating shaft 24 rotatably
Swivel mount 23 installed in the upper end of skid 2, the bottom of skid 2 is provided with portion of sliding, and the portion of sliding includes sliding
Take turns 200 and slide to be additionally provided with rail 121, the skid 2 and install groove 20, described install is installed with the side wall of groove 20
Toothed wheel 33 is installed with first driving machine 31, the force transmission shaft 32 of first driving machine 31, the swivel mount 23 is cylindrical
On be installed with the tooth form bar 25 being connected with the toothed wheel 33, port is provided with the swivel mount 23 towards described
The push rod 26 for being provided with and extending towards the sewage pipe 10 is slided in the slide slot 21 of sewage pipe 10, the slide slot 21, it is described
Spiral lamination cooperation in the threaded hole 22 of port outwardly, the threaded hole 22 is provided with push rod 26 first helical axis 27 is installed,
First helical axis 27 is connected with the second driving machine 28 being fixedly mounted in the swivel mount 23, the direction of swivel mount 23
The end face of the sewage pipe 10 mutually claims to be provided with for protruding into the sewage pipe 10 and for the elastic decontamination of decontamination up and down
Arm, the top end face of skid 2 is provided with lamp stand 41, and the top of the lamp stand 41 is provided with illuminating lamp 42, passes through the illuminating lamp
42 can implement illumination in dark to the present apparatus, so that illumination brightness when increasing decontamination operation.
Valuably, the elastic decontamination arm include flat segments 29, the squint that is fixedly connected with the flat segments 29 sections 291 with
And with the convex section 292 that is fixedly connected of squint section 291, be installed with cleaning brush on the outer face of convex section 292
293, and the end face of the push rod 26 towards the sewage pipe 10 is provided with the oblique angle face being engaged with the squint 291 inwalls of section
261, the interval between two end face outsides of flat segments 29 and the up and down interval between two end face outsides of convex section 292 up and down
The diameter of respectively less than described sewage pipe 10, so that the flat segments 29 and convex section 292 can be protruded into the sewage pipe 10.
Valuably, the 3rd driving machine 13 is installed with the support body 1, the two ends of the 3rd driving machine 13 are provided with
Two helical axis 14, second helical axis 14 and the spiral lamination of skid 2 are connected and are rotatably installed in the side
In plate 11.
Valuably, extension spring 294 is installed between two convex sections 292 up and down, the extension spring 294 is to two by above and below
Individual convex section 292 is mutually close to and the oblique angle face 261 is offseted with the squint 291 inwalls of section.
Valuably, the push rod 26 is equal with the sewage pipe 10 is set.
Beneficial, the sliding wheel 200 is arranged at the bottom of skid 2 and can roll connection, and the rail 121 that slides is set
Be placed in it is described slide the bottom of chamber 12, the bottom of sliding wheel 200 put in it is described slide in rail 121 and roll be connected, pass through
The sliding wheel 200 rolls mating connection with the rail 121 that slides, and can reduce the frictional force when skid 2 horizontally slips,
So as to improve travelling performance.
During original state, the skid 2 is fitted away from the support body 1 and with the side plate 11, the convex section 292 from
The upper surface of support body 1 is opened, and the outboard end of the push rod 26 is fitted with second driving machine 28, up and down two convex sections 292
Mutually it is close in the presence of the extension spring 294；
When needing to carry out decontamination to the inwall of sewage pipe 10, the sewage pipe 10 is fixed on first with the clip 15 described
The upper surface of support body 1, then starts the 3rd driving machine 13, and the 3rd driving machine 13 drives 14 turns of second helical axis
Dynamic, second helical axis 14 drives the skid 2 to be slided towards the sewage pipe 10, and the skid 2 can make after sliding
The convex section 292 is protruded into the sewage pipe 10, now opens the driving machine 31 of the second driving machine 28 and first, described
Second driving machine 28 can drive first helical axis 27 to rotate, and first helical axis 27 drives the push rod 26 towards described
Sewage pipe 10 is slided, after the push rod 26 is slided, because the oblique angle face 261 can act on 291 inwalls of the squint section, because
This, the convex section 292 can be protruding and the cleaning brush 293 is fitted with the inwall of sewage pipe 10, and described first
Driving machine 31 drives that the swivel mount 23 is rotated and the 3rd driving machine 13 drives horizontally slipping for the skid 2, can make institute
State 293 pairs of the cleaning brush inwall of sewage pipe 10 and carry out decontamination, after the inwall decontamination of sewage pipe 10 is finished, make apparatus of the present invention
Original state is returned to, so as to facilitate the unloading of the sewage pipe 10.
The beneficial effects of the invention are as follows：Apparatus of the present invention are in original state, and skid is fitted away from support body and with side plate,
Convex section leaves support body upper surface, and push rod outboard end is fitted with the second driving machine, up and down effect of two convex sections in extension spring
Under be mutually close to, from without influence sewage pipe installation；
When carrying out decontamination to sewage inside pipe wall, sewage pipe is fixed on support body upper surface first with clip, then starts the 3rd and drives
Motivation, the 3rd driving machine drives the second helical axis to rotate, and the second helical axis drives skid to be slided towards sewage pipe, and skid is slided
After dynamic convex section can be made to protrude into sewage pipe, now open the second driving machine and the first driving machine, the second driving machine can drive
First helical axis is rotated, and the first helical axis drives push rod to be slided towards sewage pipe, after push rod is slided, because oblique angle face can be acted on
Squint section inwall, therefore, convex section can be protruding and cleaning brush is fitted with sewage inside pipe wall, and the first driving machine drives rotation
Pivoted frame is rotated and the 3rd driving machine drives horizontally slipping for skid, and cleaning brush can be made to carry out decontamination to sewage inside pipe wall；
After sewage inside pipe wall is finished, apparatus of the present invention are made to return to original state, so as to facilitate the unloading of sewage pipe；
The present invention can adjust the elasticity of fitting of cleaning brush and sewage inside pipe wall as needed, can when running into the spot of stubbornness
The direction of the driving push rod away from skid is driven to slide using the second driving machine, driving push rod can make convex section towards sewage
Inside pipe wall is moved, so that cleaning brush is brought into close contact with sewage inside pipe wall, and the first driving machine can be clear by stain after rotating
Remove；
Also only need to adjust the position of the push rod and apparatus of the present invention could be applicable to the sewage pipe of different inner diameters, when using
, it is very easy to use.
Apparatus of the present invention are simple in construction, easy to operate, stable, and decontamination speed is fast and effect is notable.
The above, the embodiment only invented, but invention protection domain be not limited thereto, it is any without
The change or replacement that creative work is expected are crossed, should all be covered within the protection domain of invention.Therefore, the protection domain of invention
It should be determined by the scope of protection defined in the claims.
Claims (6)
1. a kind of novel bridge maintained equipment, for carrying out decontamination to sewage inside pipe wall, including support body and mutual title are arranged on institute
State the decontamination plant of the support body left and right sides, it is characterised in that：The sewage pipe is arranged on the support body upper end by clip, described
Support body both sides mutually claim to be provided with to slide chamber, and the chamber outer end of sliding is fixedly installed side plate, and the decontamination plant includes sliding peace
The swivel mount of the skid upper end is rotatably installed in mounted in the skid slided in chamber and by rotating shaft, it is described
Skid bottom is provided with portion of sliding, and the portion of sliding includes sliding wheel and slide to be additionally provided with rail, the skid to install
Groove, described installs be installed with groove sidewall the first driving machine, is fixedly mounted on the force transmission shaft of first driving machine with teeth
Shape wheel, is installed with the swivel mount is cylindrical in the tooth form bar being connected with the toothed wheel, the swivel mount and sets
There is the push rod for being slided in slide slot of the port towards the sewage pipe, the slide slot and being provided with and extending towards the sewage pipe,
Spiral lamination cooperation in the threaded hole of port outwardly, the threaded hole is provided with the push rod the first helical axis is installed, it is described
First helical axis is connected with the second driving machine being fixedly mounted in the swivel mount, and the swivel mount is towards the sewage pipe
End face mutually claims to be provided with for protruding into the sewage pipe and for the elastic decontamination arm of decontamination, the skid top up and down
End face is provided with lamp stand, and the top of the lamp stand is provided with illuminating lamp.
2. a kind of novel bridge maintained equipment as claimed in claim 1, it is characterised in that：The elastic decontamination arm includes straight
Outside section, the squint being fixedly connected with flat segments section and the convex section being fixedly connected with squint section, the convex section
Cleaning brush is installed with end face, and the end face of the push rod towards the sewage pipe is provided with and squint section inwall phase
The oblique angle face of cooperation, the up and down interval between two flat segments end face outsides and up and down between two convex section end face outsides
Interval is respectively less than the diameter of the sewage pipe.
3. a kind of novel bridge maintained equipment as claimed in claim 1, it is characterised in that：Is installed with the support body
Three driving machines, the 3rd driving machine two ends are provided with the second helical axis, second helical axis and the skid spiral lamination
It is connected and is rotatably installed in the side plate.
4. a kind of novel bridge maintained equipment as claimed in claim 2, it is characterised in that：It is fixed between two convex sections up and down
Extension spring is installed.
5. a kind of novel bridge maintained equipment as claimed in claim 1, it is characterised in that：The push rod and the sewage pipe phase
It is flat to set.
6. a kind of novel bridge maintained equipment as claimed in claim 1, it is characterised in that：The sliding wheel is arranged at the cunning
Row frame bottom and connection can be rolled, it is described slide rail be arranged at it is described slide bottom of chamber portion, the sliding wheel bottom puts in the cunning
Row rail is interior and rolls mating connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710387019.XA CN106944430A (en) | 2017-05-26 | 2017-05-26 | A kind of novel bridge maintained equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710387019.XA CN106944430A (en) | 2017-05-26 | 2017-05-26 | A kind of novel bridge maintained equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106944430A true CN106944430A (en) | 2017-07-14 |
Family
ID=59479932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710387019.XA Withdrawn CN106944430A (en) | 2017-05-26 | 2017-05-26 | A kind of novel bridge maintained equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106944430A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107511375A (en) * | 2017-08-25 | 2017-12-26 | 王惠珍 | A kind of bridge facility |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85200011U (en) * | 1985-04-01 | 1986-03-12 | 北京缝纫机一厂 | Auto cleaning machine for sewer |
| CN2282462Y (en) * | 1996-10-11 | 1998-05-27 | 中航勘察设计研究院 | Spoke pinwheel for pipeline duster |
| CN1402667A (en) * | 1999-11-29 | 2003-03-12 | 西格弗里德·施沃特 | Method and device for lining pipe conduit or channel |
| US20090246858A1 (en) * | 2008-03-29 | 2009-10-01 | Wray James E | Drain treatment system |
| US20140251443A1 (en) * | 2013-03-07 | 2014-09-11 | International Business Machines Corporation | Apparatus and method for controlled access to pressurized fluid lines and to exhausted lines |
| CN204685602U (en) * | 2015-06-02 | 2015-10-07 | 中国石化集团胜利石油管理局海上石油工程技术检验中心 | Floating pipe line detects cleaning device |
| CN204866747U (en) * | 2015-06-03 | 2015-12-16 | 东北石油大学 | Oil field is oil pipe belt cleaning device for investigation |
| CN204892512U (en) * | 2015-07-30 | 2015-12-23 | 濮阳市翔源实业有限公司 | Oil pipe end cleaning device |
| CN106391599A (en) * | 2016-07-27 | 2017-02-15 | 陈小方 | Engineering pipe cleaning device |
-
2017
- 2017-05-26 CN CN201710387019.XA patent/CN106944430A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85200011U (en) * | 1985-04-01 | 1986-03-12 | 北京缝纫机一厂 | Auto cleaning machine for sewer |
| CN2282462Y (en) * | 1996-10-11 | 1998-05-27 | 中航勘察设计研究院 | Spoke pinwheel for pipeline duster |
| CN1402667A (en) * | 1999-11-29 | 2003-03-12 | 西格弗里德·施沃特 | Method and device for lining pipe conduit or channel |
| US20090246858A1 (en) * | 2008-03-29 | 2009-10-01 | Wray James E | Drain treatment system |
| US20140251443A1 (en) * | 2013-03-07 | 2014-09-11 | International Business Machines Corporation | Apparatus and method for controlled access to pressurized fluid lines and to exhausted lines |
| CN204685602U (en) * | 2015-06-02 | 2015-10-07 | 中国石化集团胜利石油管理局海上石油工程技术检验中心 | Floating pipe line detects cleaning device |
| CN204866747U (en) * | 2015-06-03 | 2015-12-16 | 东北石油大学 | Oil field is oil pipe belt cleaning device for investigation |
| CN204892512U (en) * | 2015-07-30 | 2015-12-23 | 濮阳市翔源实业有限公司 | Oil pipe end cleaning device |
| CN106391599A (en) * | 2016-07-27 | 2017-02-15 | 陈小方 | Engineering pipe cleaning device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107511375A (en) * | 2017-08-25 | 2017-12-26 | 王惠珍 | A kind of bridge facility |
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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: 20170714 |