CN109356002A - A kind of road roller of enclosed circle material and anti-overlapping - Google Patents
A kind of road roller of enclosed circle material and anti-overlapping Download PDFInfo
- Publication number
- CN109356002A CN109356002A CN201811262005.6A CN201811262005A CN109356002A CN 109356002 A CN109356002 A CN 109356002A CN 201811262005 A CN201811262005 A CN 201811262005A CN 109356002 A CN109356002 A CN 109356002A
- Authority
- CN
- China
- Prior art keywords
- wheel
- overlapping
- device body
- road
- road roller
- 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- Withdrawn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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
- E01C19/23—Rollers therefor; Such rollers usable also for compacting soil
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
- E01C19/23—Rollers therefor; Such rollers usable also for compacting soil
- E01C19/236—Construction of the rolling elements, e.g. surface configuration, rolling surface formed by endless track
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
- E01C19/23—Rollers therefor; Such rollers usable also for compacting soil
- E01C19/24—Rollers therefor; Such rollers usable also for compacting soil hand propelled
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a kind of enclosed circle material and the road rollers of anti-overlapping, its structure include device body, water tank, driving motor, handrail, front-wheel, it is even refitting set, rear-wheel, water tank is installed on device body upper surface and is connected by electric welding, driving motor is installed on the right side of water tank and is connected electrically, handrail is set to device body rear end and is connected by electric welding, and handrail is electrically connected with driving motor.The utility model has the advantages that the present invention utilizes the even refitting being equipped with to set, effective solution bituminous concrete thin pulp when being compacted its because water flow is relatively strong most of sandstone is flowed therewith, phenomenon to cause road surface coarse, the overlapping trace generated during pressing road is solved simultaneously, avoid its in coming into operation in the future its be relatively easy to serious crack occur road surface is caused to rupture, it is style formula construction by front-wheel, and rear-wheel is the construction in flat and smooth face, realizes the intact smooth compacting of road pavement.
Description
Technical field
The present invention relates to town road field of tool, more precisely, being the pressure of a kind of enclosed circle material and anti-overlapping
Road machine.
Background technique
As the paces of urban road are getting faster, the completion quality of road is also increasingly paid attention to, one
As the material of road construction be mostly bituminous concrete, crushing resistance and intensity more preferably, and the construction of road its materials
Proportion according to the examining report of section soil property then again be different ratio, after material is stirred then in equipment with the help of by its
Built in section needed for importing, and carry out the compacting repeatedly on road surface by road roller, improve its compression strength, then by relevant departments into
Row detection qualification then comes into operation, but this road surface road roller is when to more dilute bituminous concrete at present, because of concrete
Moisture is more, and water be affected by gravity it is lower its be easy to drive inside sandstone flow to both sides so that after the completion
Road surface is more coarse, and refining is uneven, and in compacting process, occurs overlapping trace during being compacted back and forth, and investment makes
With rear, road surface can its service life be shorter because of the overlapping trace of bituminous concrete, and pavement of road easily occurs and have crack, is crushed existing
As easily causing uncertain consequence to pedestrian and vehicle.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of enclosed circle material and the pressure roads of anti-overlapping
Machine, to solve the current this road surface road roller of the prior art when to more dilute bituminous concrete, because concrete moisture compared with
It is more, and water be affected by gravity it is lower its be easy to drive inside sandstone flow to both sides so that road surface after the completion compared with
To be coarse, refining is uneven, and in compacting process, occurs overlapping trace, after coming into operation, road during being compacted back and forth
Face can its service life be shorter because of the overlapping trace of bituminous concrete, and pavement of road easily occurs and have crack, Fragmentation Phenomena, to row
People and vehicle easily cause the defect of uncertain consequence.
To achieve the goals above, the present invention is to realize by the following technical solutions:
A kind of road roller of enclosed circle material and anti-overlapping, structure include device body, water tank, driving motor, handrail,
Front-wheel, it is even refitting set, rear-wheel, the water tank be installed on device body upper surface and by electric welding is connected, the driving motor
It is installed on the right side of water tank and is connected electrically, the handrail is set to device body rear end and is connected by electric welding, the handrail
It is electrically connected with driving motor, the front-wheel is installed on device body lower surface front and is connected by manner, described even
Refitting, which is set, to be installed at left and right sides of front-wheel and synchronous rotation, the rear-wheel are installed on device body following table surface rear end and pass through
Manner is connected, and the even refitting is set including half gear, wiping tablet, connecting plate, internal gear, and half gear and front-wheel are left
Right two sides are connected by electric welding, and the connecting plate top is embedded into being movably connected inside front-wheel and by fitting and connect, described interior
Gear is half arc shape and is set to connecting plate internal upper part, and the internal gear is connected with connecting plate by electric welding, the internal gear
It is connected with half gear by engaging, the wiping tablet is in half arcuate structure and is installed on connecting plate lower surface and passes through electric welding phase
Connection.
It is semicircular structure as the present invention further scheme, at the top of the connecting plate and its top is internal is equipped with torsional spring,
Realize that it can carry out the trace that will be overlapped of left and right back and forth automatically and smooth out.
As further scheme of the invention, its diameter of the wiping tablet is identical as preceding wheel diameter, the floating board width
For 10cm, effectively the overlapping trace generated by compacting is smoothed out, it is made to be overlapped the more shallow even nothing of trace.
As the present invention, further scheme, the front-wheel include shell, clamping ring, wave strip, and the clamping ring is in circle
It shape structure and is equipped with several and is set to case surface in uniformly equidistant shape respectively, the wave strip is equipped with several and pacifies respectively
Loaded on connection, adjacent, the wave strip are connected with shell by gluing two-by-two, and bituminous concrete paddle is uniformly pressed in realization
It is real, avoid its silt due to too dilute from largely flowing with excessive moisture.
As the present invention, further scheme, the clamping ring and wave strip material are consistent with shell.
As further scheme of the invention, its diameter of the clamping ring is 3cm longer than housing diameter, is conducive to part
More lofty stone compacting.
As the present invention further scheme, the rear-wheel is shiny surface, convenient for bituminous concrete paddle front-wheel style
Its lines is smoothed out under compacting, avoids generation road surface coarse.
Invention beneficial effect
Relatively in traditional road roller, the invention has the following advantages:
The present invention utilizes the even refitting that is equipped with to set, effective solution bituminous concrete thin pulp when being compacted its because of moisture
It is more liquid and most of sandstone is flowed therewith, thus the phenomenon for causing road surface coarse, while solving to pass by journey in pressure
The overlapping trace of middle generation, avoid its in coming into operation in the future its be relatively easy to serious crack occur to cause road surface broken
It splits.
The present invention carries out soil-shifting floating to the road surface both sides being compacted by front-wheel using wiping tablet, at the same using torsional spring itself
Characteristic can realize free back and forth movement, preferably smooth out overlapping trace.
The present invention passes through the mutual cooperation of the clamping ring and wave strip that are equipped with, carries out effective sand to bituminous concrete thin pulp
Shi Shui mixing, which concentrates in together, to be compacted, and reduces sandstone with the probability of water flowing, and will more dash forward under the action of clamping ring
Towering stone compacting, the road surface after avoiding completion occur more lofty stone be pedestrian or vehicle cause it is uncertain
Injury.
The present invention is style formula construction by front-wheel, and rear-wheel is the construction in flat and smooth face, realizes that road pavement is intact flat
Whole compacting.
Detailed description of the invention
By reading referring to attached drawing detailed description of non-limiting embodiments, other feature of the invention, purpose
It will be become more apparent upon with advantage.
In the accompanying drawings:
Fig. 1 is the structural schematic diagram of a kind of enclosed circle material of the present invention and the road roller of anti-overlapping.
Fig. 2 is a kind of facing structure plan view that even refitting is set of the present invention.
Fig. 3 is a kind of positive structure diagram of front-wheel of the present invention.
Fig. 4 is a kind of surface texture schematic diagram of front-wheel of the present invention.
In figure: -6, rear-wheel -7, half are set in device body -1, water tank -2, driving motor -3, handrail -4, front-wheel -5, even refitting
Gear -60, wiping tablet -61, connecting plate -62, internal gear -63, torsional spring -620, shell -50, clamping ring-a, wave strip-b.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
As Figure 1-Figure 4, the present invention provides the technical solution of a kind of enclosed circle material and the road roller of anti-overlapping:
As shown in Figure 1-Figure 3, a kind of enclosed circle material and the road roller of anti-overlapping, structure include device body 1, water tank
2,6, rear-wheel 7 is set in driving motor 3, handrail 4, front-wheel 5, even refitting, and the water tank 2 is installed on 1 upper surface of device body and passes through
Electric welding is connected, and the driving motor 3 is installed on 2 right side of water tank and is connected electrically, after the handrail 4 is set to device body 1
It holds and passes through electric welding and be connected, the handrail 4 is electrically connected with driving motor 3, and the front-wheel 5 is installed on 1 lower surface of device body
Front is simultaneously connected by manner, and the even refitting sets 6 and is installed on 5 left and right sides of front-wheel and synchronous rotation, described
Rear-wheel 7 is installed on 1 following table surface rear end of device body and is connected by manner, it is described it is even refitting set 6 include half gear 60,
Wiping tablet 61, connecting plate 62, internal gear 63, half gear 60 are connected at left and right sides of front-wheel 5 by electric welding, the connection
62 top of plate is embedded to be connect into the inside of front-wheel 5 and being movably connected by fitting, and the internal gear 63 is that half arc shape and being set to connects
62 internal upper part of plate, the internal gear 63 are connected with connecting plate 62 by electric welding, and the internal gear 63 is with half gear 60 by nibbling
Conjunction is connected, and the wiping tablet 61 is in half arcuate structure and is installed on 62 lower surface of connecting plate and is connected by electric welding.
As shown in Fig. 2-Fig. 3, for semicircular structure and its top is internal is equipped with torsional spring 620 at the top of the connecting plate 62, realize
It can carry out the trace that will be overlapped of left and right back and forth automatically and smooth out.
As shown in Figure 1-Figure 3, described its diameter of wiping tablet 61 is identical as 5 diameter of front-wheel, and 61 width of wiping tablet is
10cm effectively smoothes out the overlapping trace generated by compacting, it is made to be overlapped the more shallow even nothing of trace.
As shown in figure 4, the front-wheel 5 includes shell 50, clamping ring a, wave strip b, the rounded structure of the clamping ring a and
It is set to 50 surface of shell equipped with several and respectively in uniformly equidistant shape, the wave strip b is equipped with several and is respectively arranged in
Adjacent, wave strip b's connection a are connected with shell 50 by gluing two-by-two, and bituminous concrete paddle is uniformly pressed in realization
It is real, avoid its silt due to too dilute from largely flowing with excessive moisture.
As shown in figure 4, the clamping ring a and wave strip b material are consistent with shell 50.
As shown in figure 4, described its diameter of clamping ring a is 3cm longer than 50 diameter of shell, being conducive to will be partially more lofty
Stone compacting.
As shown in Figure 1, the rear-wheel 7 is shiny surface, convenient for bituminous concrete paddle by its line under the style compacting of front-wheel 5
Road smoothes out, and avoids generation road surface coarse.
In conclusion setting the characteristic of 6 inside torsional springs 620 itself using even refitting, wiping tablet 61 is made to do back and forth movement progress
Be overlapped the floating of trace, while the lines being equipped with using 5 surface of front-wheel, realize the compacting of bituminous concrete thin pulp avoid sandstone with
Water, which largely flows, causes compacting uneven, and it is coarse to show road surface.
Its implement principle it is as follows: operator by both hands hold the hand rail 4 and push it to be equipped with switch start 3, into
Row power generation, road roller is slowly mobile forward under the promotion of user, and half gear 60 then does synchronous rotation clockwise with front-wheel 5
Turn, and internal gear 63 under the engagement rotation effect of half gear 60 its then drive wiping tablet 61 to move synchronously, and because of internal gear 63
It is half arc-shaped gear colyliform with half gear 60, so internal gear 63 with half gear 60 when not engaging then in torsional spring 620
Lower backtracking is acted on, the trace of road pavement overlapping does the floating of back and forth movement, improves the coincidence and smoothness on road surface, avoid
Generating serious crack because being overlapped trace in coming into operation in the future causes road surface to rupture, simultaneously because bituminous concrete is dilute
It is larger to starch itself its moisture, the more liquid feature with sandstone, using 5 surface of front-wheel the clamping ring a diameter being equipped with compared with
It is longer than the compacting that sandstone is concentrated in together under the interaction of 50 diameter of shell and wave strip b and carries out refining, reduces water and exist
Sandstone is with its flowing when under gravity pressure, and so as to cause road surface after molding, its surface is more coarse, and bituminous concrete thin pulp is passing through
It is set by front-wheel 5 and even refitting under 6 mutual cooperation compaction, the whole smooth of its surfacing is then carried out by rear-wheel 7
Compacting.
Problems solved by the invention is the current this road surface road roller of the prior art to more dilute bituminous concrete
When, because concrete moisture is more, and water be affected by gravity it is lower its be easy to drive inside sandstone to both sides flowing to
So that road surface after the completion is more coarse, refining is uneven, and in compacting process, is overlapped during being compacted back and forth
Trace, after coming into operation, road surface can its service life be shorter because of the overlapping trace of bituminous concrete, and pavement of road easily occurs and have
Crack, Fragmentation Phenomena easily cause uncertain consequence to pedestrian and vehicle., the present invention pass through above-mentioned component mutual group
Close, the present invention utilizes the even refitting that is equipped with to set, effective solution bituminous concrete thin pulp when being compacted its because of water flow
Property it is relatively strong and most of sandstone is flowed therewith, thus the phenomenon for causing road surface coarse, while solving to produce during pressing road
Raw overlapping trace, avoid its in coming into operation in the future its be relatively easy to serious crack occur road surface is caused to rupture, benefit
Soil-shifting floating is carried out to the road surface both sides being compacted by front-wheel with wiping tablet, while can be realized freely using the self-characteristic of torsional spring
Back and forth movement preferably smoothes out overlapping trace, by the mutual cooperation of the clamping ring and wave strip that are equipped with, to bituminous concrete
The effective sandstone water mixing of thin pulp progress, which concentrates in together, to be compacted, and reduces sandstone with the probability of water flowing, and in clamping ring
Under the action of more lofty stone is compacted, it is pedestrian or vehicle that more lofty stone, which occurs, in the road surface after avoiding completion
Uncertain injury is caused, is that style formula constructs, and rear-wheel is the construction in flat and smooth face, realizes road pavement by front-wheel
Intact smooth compacting.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. the road roller of a kind of enclosed circle material and anti-overlapping, structure includes device body (1), water tank (2), driving motor
(3), (6), rear-wheel (7) are set in handrail (4), front-wheel (5), even refitting, it is characterised in that: the water tank (2) is installed on device body
(1) upper surface and it is connected by electric welding, the driving motor (3) is installed on the right side of water tank (2) and is connected electrically, described to help
Hand (4) is set to device body (1) rear end and is connected by electric welding, and the handrail (4) is electrically connected with driving motor (3), described
Front-wheel (5) is installed on device body (1) lower surface front and is connected by manner, and the even refitting is set (6) and is installed on
At left and right sides of front-wheel (5) and synchronous rotation, the rear-wheel (7) are installed on device body (1) following table surface rear end and pass through button
Conjunction mode is connected;
It includes half gear (60), wiping tablet (61), connecting plate (62), internal gear (63), half gear that (6) are set in the even refitting
(60) it is connected at left and right sides of front-wheel (5) by electric welding, connecting plate (62) top is embedded internal into front-wheel (5) and passes through
Fitting, which is movably connected, to be connect, and the internal gear (63) is half arc shape and is set to connecting plate (62) internal upper part, the internal gear (63)
It is connected with connecting plate (62) by electric welding, the internal gear (63) is connected with half gear (60) by engaging, the floating
Plate (61) is in half arcuate structure and is installed on connecting plate (62) lower surface and is connected by electric welding.
2. the road roller of a kind of enclosed circle material according to claim 1 and anti-overlapping, it is characterised in that: the connecting plate
(62) top is semicircular structure and its top is internal equipped with torsional spring (620).
3. the road roller of a kind of enclosed circle material according to claim 1 and anti-overlapping, it is characterised in that: the wiping tablet
(61) its diameter is identical as front-wheel (5) diameter, and wiping tablet (61) width is 10cm.
4. the road roller of a kind of enclosed circle material according to claim 1 and anti-overlapping, it is characterised in that: the front-wheel
(5) include shell (50), clamping ring (a), wave strip (b), the rounded structure of the clamping ring (a) and be equipped with several and respectively
It is set to shell (50) surface in uniform equidistant shape, the wave strip (b) is equipped with several and is respectively arranged in connection (a) two two-phase
At neighbour, the wave strip (b) is connected with shell (50) by gluing.
5. the road roller of a kind of enclosed circle material according to claim 4 and anti-overlapping, it is characterised in that: the clamping ring
(a) consistent with shell (50) with wave strip (b) material.
6. the road roller of a kind of enclosed circle material according to claim 4 and anti-overlapping, it is characterised in that: the clamping ring
(a) its diameter is 3cm longer than shell (50) diameter.
7. the road roller of a kind of enclosed circle material according to claim 1 and anti-overlapping, it is characterised in that: the rear-wheel
It (7) is shiny surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811262005.6A CN109356002A (en) | 2018-10-27 | 2018-10-27 | A kind of road roller of enclosed circle material and anti-overlapping |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811262005.6A CN109356002A (en) | 2018-10-27 | 2018-10-27 | A kind of road roller of enclosed circle material and anti-overlapping |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109356002A true CN109356002A (en) | 2019-02-19 |
Family
ID=65346786
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811262005.6A Withdrawn CN109356002A (en) | 2018-10-27 | 2018-10-27 | A kind of road roller of enclosed circle material and anti-overlapping |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109356002A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111021201A (en) * | 2020-01-02 | 2020-04-17 | 广东博智林机器人有限公司 | Slurry trowelling device and evener |
CN111058359A (en) * | 2019-12-11 | 2020-04-24 | 陈华杰 | Asphalt laying equipment for municipal engineering building capable of preventing longitudinal crack fission |
CN112663423A (en) * | 2020-12-17 | 2021-04-16 | 王泽远 | High-flatness construction method for asphalt pavement |
-
2018
- 2018-10-27 CN CN201811262005.6A patent/CN109356002A/en not_active Withdrawn
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111058359A (en) * | 2019-12-11 | 2020-04-24 | 陈华杰 | Asphalt laying equipment for municipal engineering building capable of preventing longitudinal crack fission |
CN111021201A (en) * | 2020-01-02 | 2020-04-17 | 广东博智林机器人有限公司 | Slurry trowelling device and evener |
CN112663423A (en) * | 2020-12-17 | 2021-04-16 | 王泽远 | High-flatness construction method for asphalt pavement |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109356002A (en) | A kind of road roller of enclosed circle material and anti-overlapping | |
CN211395297U (en) | Crack filling type reinforcing device for highway bridge | |
CN204602280U (en) | A kind of mobile construction waste automatic pulverizing seperator | |
CN207812433U (en) | A kind of basement process pusher | |
CN211113389U (en) | Bituminous paving device for municipal works | |
CN201605514U (en) | Sand heating spreading vehicle | |
CN213173250U (en) | Remove convenient pitch laying device | |
CN206635617U (en) | A kind of express highway pavement repairing compacting apparatus for leveling | |
CN212052142U (en) | Roadbed maintenance device for highway construction | |
CN106627704A (en) | Transfer cart used in building sand | |
CN208844399U (en) | A kind of rubble homogenizing dispensing device for highway maintenance | |
CN207552876U (en) | A kind of town road laying apparatus | |
CN209669656U (en) | A kind of road anti-splitting paster constructing device | |
CN114164731A (en) | Pitch leveling device is used in road construction | |
CN113832813A (en) | Paving formula pitch laying device for municipal works | |
CN210183863U (en) | Novel saline and alkaline land improvement soil vegetation is planted device | |
CN218621653U (en) | Road laying device | |
CN207958948U (en) | One kind being used for bituminous paving flattening device | |
CN208362858U (en) | A kind of novel concrete screed | |
CN207567627U (en) | Highway engineering plastic film mulch device | |
CN207302151U (en) | A kind of municipal administration bridge charge station auxiliary charging device | |
CN220443914U (en) | Concrete crushing mechanism for road and bridge construction | |
CN210022286U (en) | Melting device capable of increasing feeding speed | |
CN205711674U (en) | A kind of portable road repair device | |
CN211385324U (en) | Broken cornmill of rubble |
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 |
Application publication date: 20190219 |
|
WW01 | Invention patent application withdrawn after publication |