CN207062710U - Press plate framework and paver - Google Patents
Press plate framework and paver Download PDFInfo
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- CN207062710U CN207062710U CN201720996806.XU CN201720996806U CN207062710U CN 207062710 U CN207062710 U CN 207062710U CN 201720996806 U CN201720996806 U CN 201720996806U CN 207062710 U CN207062710 U CN 207062710U
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- plate framework
- ironing
- ironing plate
- framework
- plate
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- 238000010409 ironing Methods 0.000 claims abstract description 113
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
Paver technical field is the utility model is related to, more particularly to a kind of ironing plate framework and paver.Ironing plate framework provided by the utility model, it includes the frame body with first end plate and the second end plate, first end plate and the second end plate are located at the opposite sides of frame body, and, it also includes closing component structure and hanging structure, for being fixedly connected between realizing two neighboring ironing plate framework, hanging structure is used to before closing component structure is fixedly connected with two neighboring ironing plate framework make one of plate framework that presses be articulated in another ironing plate framework closing component structure.In the utility model, because two neighboring ironing plate framework need not be elevated always again in splicing, therefore splicing efficiency can be effectively improved, speeded up the work.
Description
Technical field
Paver technical field is the utility model is related to, more particularly to a kind of ironing plate framework and paver.
Background technology
Screed is the important feature part of paver, is mainly used in completing the pre-compacted and ironing task of compound.Press
Flat board is generally spliced by more segment frames, by changing framework number, different working widths can be formed, to meet difference
Duty requirements.
In the prior art, during adjacent two sections of ironings plate framework is fixedly connected with, need to generally be set by artificial or auxiliary
Standby (such as fork truck) lifts ironing plate framework always, until being fixedly connected with completion.When wherein, using manually mode is raised, it can increase
The labor intensity of people is processed, it is assembled less efficient, and when raising mode using auxiliary equipment, it is corresponding auxiliary due to also needing to be equipped with
Equipment is helped, cost is higher, and easily occurs that showing for assembly can not be raised because can not find available auxiliary equipment in time
As can also influence assembled efficiency, it is seen then that it is existing by the way of artificial or auxiliary equipment raises ironing plate framework progress assembly,
Waste time and energy, influence project progress.It is heavier to be additionally, since screed frame weight, and difficulty is raised by artificial or auxiliary equipment
To ensure the aligned in position to be connected of adjacent two sections of ironings plate framework, so, it can also increase adjacent two sections of ironings plate framework and fix
The difficulty of connection.
Utility model content
A technical problem to be solved in the utility model is：In the prior art, need to depend on people during screed assembly
Work or auxiliary equipment raise ironing plate framework always, waste time and energy, influence project progress.
In order to solve the above-mentioned technical problem, the utility model first aspect provides a kind of ironing plate framework, and it includes tool
There is the frame body of first end plate and the second end plate, first end plate and the second end plate are located at the opposite sides of frame body, also,
It also includes closing component structure and hanging structure, and closing component structure is used to realizing being fixedly connected between two neighboring ironing plate framework,
Hanging structure is used to before closing component structure is fixedly connected with two neighboring ironing plate framework make one of ironing plate framework mounting
On another ironing plate framework.
Alternatively, hanging structure includes the first mounting part being arranged in first end plate and is arranged on the second end plate to be used in combination
In the second mounting part coordinated with the first mounting part, before closing component structure is fixedly connected with two neighboring ironing plate framework, wherein
Second mounting part of one ironing plate framework is articulated on the first mounting part of another ironing plate framework.
Alternatively, the first hanger portion includes groove and another with one in the second hanger portion includes what is coordinated with groove
Hanging part.
Alternatively, groove is V-shaped groove or deep-slotted chip breaker.
Alternatively, closing component structure include closure and be respectively arranged on first end plate and the second end plate and with it is sealed
The first locking holes and the second locking holes that part coordinates, the second locking holes that closure inserts an ironing plate framework are pressed with another
In first locking holes of plate frame, being fixedly connected for two neighboring ironing plate framework is realized.
Alternatively, closure includes the first threaded connector.
Alternatively, ironing plate framework also includes height-regulating structure, and height-regulating structure is used to adjust two neighboring ironing plate framework
Bottom plate heights are consistent.
Alternatively, height-regulating structure includes heightening part and being arranged on the second end plate heightening hole, heightens hole along short transverse
Extend and simultaneously connect with the second locking holes being arranged on the second end plate of closing component structure, heighten part and insert and heighten hole and second sealed
It is in contact in hole and with the closure of closing component structure, heightens part and moved along short transverse, two neighboring ironing sheet frame can be adjusted
The bottom plate heights of frame are consistent.
Alternatively, heightening part includes the second threaded connector.
The utility model second aspect additionally provides a kind of paver, and it includes screed, also, screed is included at least
Two ironing plate frameworks of the present utility model.
The utility model on ironing plate framework by setting up hanging structure so that in closing component structure to two neighboring ironing
Before plate framework is fixedly connected, the mounting that hanging structure realizes two neighboring ironing plate framework can be advanced with, due to
Two neighboring ironing plate framework is raised in splicing without further directly relying on artificial or auxiliary equipment, therefore can effectively be subtracted
The labor intensity of small worker, dependence of the assembled process to auxiliary equipment is reduced, so as to improve splicing efficiency, accelerate engineering and enter
Degree.
By the way that exemplary embodiment of the present utility model is described in detail referring to the drawings, it is of the present utility model its
Its feature and its advantage will be made apparent from.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the stereochemical structure signal by the screed being assembled into of the ironing plate framework of the embodiment of the utility model one
Figure.
Fig. 2 shows the dimensional structure diagram of the ironing plate framework in Fig. 1.
Fig. 3 shows the sectional perspective structural representation at V-groove in Fig. 2.
Fig. 4 shows height-regulating structure and the sectional perspective structural representation at closing component structure cooperation in Fig. 2.
Fig. 5 shows height-regulating structure and the sectional view at closing component structure cooperation in Fig. 2.
In figure：
1st, plate framework is pressed；
11st, first end plate；12nd, the second end plate；
13rd, closing component structure；131st, the first bolt；
14th, hanging structure；141st, V-groove；142nd, articulated pin；
15th, height-regulating structure；151st, the second bolt.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.The description only actually at least one exemplary embodiment is illustrative to be never used as to this practicality below
New and its application or any restrictions used.Based on the embodiment in the utility model, those of ordinary skill in the art are not having
There is the every other embodiment carried out and obtained under the premise of creative work, belong to the scope of the utility model protection.
It may be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing part for specification.
In description of the present utility model, it is to be understood that the noun of locality such as " forward and backward, upper and lower, left and right ", " horizontal,
Vertically, vertically, it is horizontal " and " pushing up, bottom " etc. indicated by orientation or position relationship be normally based on orientation or position shown in the drawings
Relation is put, description the utility model is for only for ease of and simplifies description, in the case where not making opposite explanation, these nouns of locality
Do not indicate that and imply that the device of meaning or element there must be specific orientation or with specific azimuth configuration and operation, because
This is it is not intended that limitation to scope of protection of the utility model；The noun of locality " inside and outside " refers to the wheel relative to each part in itself
Wide is inside and outside.
In description of the present utility model, it is to be understood that limit zero using the word such as " first ", " second "
Part, it is only for it to be easy to distinguish corresponding parts, does not such as have Stated otherwise, above-mentioned word does not have particular meaning,
Therefore it is not intended that limitation to scope of protection of the utility model.
Fig. 1-4 shows one embodiment of the utility model ironing plate framework.Reference picture 1-4, the utility model are carried
The ironing plate framework 1 of confession, including the frame body with the end plate 12 of first end plate 11 and second, the end plate of first end plate 11 and second
12 are located at the opposite sides of frame body, moreover, the ironing plate framework 1 also includes closing component structure and hanging structure, closing component structure
For realize it is two neighboring ironing plate framework 1 between be fixedly connected, hanging structure be used for be fixedly connected in closing component structure it is adjacent
One of ironing plate framework 1 is set to be articulated on another ironing plate framework 1 before two ironing plate frameworks 1.
The utility model on ironing plate framework 1 by setting up hanging structure so that is pressed in closing component structure to two neighboring
Before plate frame is fixedly connected, the mounting that hanging structure realizes two neighboring ironing plate framework can be advanced with, by
It need not be raised always by artificial or auxiliary equipment again in splicing in two neighboring ironing plate framework, therefore, can be effective
Reduce the labor intensity of worker, reduce the dependence to auxiliary equipment, so as to improve splicing efficiency, speed up the work.
It is additionally, since after mounting, the heavier weight of ironing plate framework 1 need not be undertaken by worker or auxiliary equipment again,
And the relative position of two neighboring ironing plate framework is relatively stable, is easy to connecting portion to align, therefore, closing component structure of being also more convenient for
It is fixedly connected, helps to reduce the assembled difficulty of screed, improve the assembled efficiency of screed.
Further, ironing plate framework 1 of the present utility model can also include height-regulating structure, and height-regulating structure is used to adjust phase
The bottom plate heights of adjacent two ironings plate framework 1 are consistent.
The flatness of paving concrete pavement is to evaluate an important indicator of paver service behaviour, and each section of screed framework bottom
It is the key factor for influenceing paving concrete pavement flatness that whether plate, which is in same plane,.By setting height-regulating structure, can facilitate
The bottom plate heights of the two neighboring ironing plate framework 1 of ground regulation, make the bottom plate of each section of ironing plate framework 1 be in same plane,
So as to improve the flatness of paving concrete pavement.
Moreover, the utility model further sets height-regulating structure on the basis of hanging structure is set, also it is more convenient for heightening
Structure carries out height regulation, contributes to reduction to heighten difficulty, and improves and heighten effect, enters so as to further speed up engineering
Degree, and improve the flatness of paving concrete pavement.
The utility model is described further with reference to the embodiment shown in Fig. 1-4.
As Figure 1-4, in this embodiment, pressing plate framework 1 includes frame body, closing component structure 13, hanging structure
14 and height-regulating structure 15, wherein, closing component structure 13, hanging structure 14 and height-regulating structure 15 may be contained within frame body, sealed
Structure 13 is used to realize being fixedly connected for two neighboring ironing plate framework 1；Hanging structure 14 is used to realize two neighboring screed
The mounting of framework 1；Height-regulating structure 15 is used for the height for adjusting two neighboring ironing plate framework 1, so that two neighboring ironing sheet frame
The bottom plate of frame 1 is held in same plane, eliminates segment difference.
As shown in Fig. 2 the frame body of the embodiment has along lengthening the first end plate 11 that is oppositely arranged of direction and the
Two end plates 12.As shown in Figure 1, when two neighboring ironing plate framework 1 carries out assembly, the second of one of ironing plate framework 1
End plate 12 is adjacent with the first end plate 11 of another ironing plate framework 1, can pass through the second adjacent end plate 12 and first end
Plate 11 realizes the splicings of two ironing plate frameworks 1, increases the length of screed, meets the use demand of different operating modes.
Closing component structure 13 is for being fixedly connected between realizing two neighboring ironing plate framework 1, to increase the length of screed
Degree.As shown in Figures 2 and 3, the closing component structure 13 of the embodiment includes closure and is respectively arranged at first end plate 11 and the
The first locking holes and the second locking holes coordinated on two end plates 12 and with closure.Based on this, as shown in Figure 1, it is necessary to increase
During the length of screed, closure need to only be inserted to the second locking holes and another ironing plate framework 1 of an ironing plate framework 1
The first locking holes in, you can realize that two neighboring ironing plate framework 1 is fixedly connected, simple in construction, easy to connect, fixation can
Lean on.
Wherein, closure can include the first threaded connector, can be right in use, need to only tighten the second threaded connector
Two neighboring ironing plate framework 1 is attached, and connection is more convenient, and fixation is relatively reliable.Specifically, from the figure 3, it may be seen that in the reality
Apply in example, the first threaded connector is used as using the first bolt 131, it coordinates with the first locking holes and the second locking holes, realizes
Two neighboring ironing plate framework 1 is fixedly connected.In use, press plate framework 1 by the way that the first bolt 131 is tightened against into one
, can be by the second end plate 12 of an ironing plate framework 1 in second locking holes and the first locking holes of another ironing plate framework 1
It is fixed together with the first end plate 11 of another ironing plate framework 1, realizes the splicing of two neighboring ironing plate framework 1.
Hanging structure 14 is two neighboring for being realized before closing component structure 13 is fixedly connected with two neighboring ironing plate framework 1
Press the mounting between plate framework 1.Understood with reference to Fig. 1 and Fig. 2, the hanging structure 14 of the embodiment includes being arranged at first end plate
The first mounting part on 11 and it is arranged on the second end plate 12 and the second mounting part for coordinating with the first mounting part.It is based on
This, as long as shown in figure 1, second mounting part of one of ironing plate framework 1 is articulated in into the of another ironing plate framework 1
On one mounting part, you can realize the mounting between two neighboring ironing plate framework 1 so that subsequently to the two ironing plate frameworks 1
It is fixedly connected with height adjustment, ironing plate framework 1 need not be lifted by worker or auxiliary equipment always again, it is time saving
It is laborsaving, quickness and high efficiency.After being additionally, since mounting, the relative position of two neighboring ironing plate framework is relatively stable, therefore, also more
It is easy to that follow-up closing component structure is fixedly connected and height-regulating structure carries out height regulation, can effectively reduces connection difficulty and tune
It is highly difficult, speed up the work.Also, due to pressing plate framework 1 without manually raising during assembly, and hence it is also possible to keep away
Exempt to cause ironing plate framework 1 to drop the problem of injuring worker by a crashing object because operation is slipped up, assembled process is safer.
Specifically, as shown in Fig. 2 in this embodiment, the first mounting part is the V-groove being arranged in first end plate 11
141, the second mounting part is the articulated pin 142 being correspondingly arranged on the second end plate 12.Based on this, only plate framework need to be pressed by one
1 articulated pin 142 is placed in the V-groove 141 of another ironing plate framework 1, you can the mounting of two ironing plate frameworks 1 is realized,
It is simple and convenient.
Wherein, articulated pin 142 both can directly fix (as weld) on the second end plate 12, can also can with the second end plate 12
Releasably connect, for example, the accommodating hole coordinated with articulated pin 142 can be set on the second end plate 12, when needing mounting, first
Articulated pin 142 is inserted in accommodating hole, then again by the way that articulated pin 142 is placed in into another V-groove 141 for pressing plate framework 1
In, realize mounting., can be in the end set baffle plate of articulated pin 142, to prevent that articulated pin 142 is de- during using latter approach
Fall, increase use reliability.
Moreover, from the figure 3, it may be seen that the V-groove 141 of the embodiment, fillet is provided with its bottom land, the fillet can be to articulated pin
142 play guiding and positioning action, articulated pin 142 of being more convenient for slip into V-groove 141 and rapidly and accurately positioned.The reality
Apply example articulated pin 142 slip into V-groove 141 after, to be spliced two ironing plate frameworks 1, the second end of one of framework
The second locking holes on plate 12 are alignd with the first locking holes in another first end plate 11, are easy to closure to be inserted directly into reality
The splicing of existing two ironings plate framework 1, can further improve assembled efficiency.
It should be noted that the first mounting part can also use other groove structures outside V-groove 141, for example, may be used also
Think deep-slotted chip breaker；In addition, the second mounting part can also use articulated pin 142 outside other can with groove coordinate realize mounting
Hanging part.Also, the set location of groove and hanging part on the end plate 12 of first end plate 11 and second can exchange, i.e. can be with
Hanging part be arranged in first end plate 11 be used as the first mounting part and groove is arranged on the second end plate 12 and is used as the second mounting part.
The bottom plate heights that height-regulating structure 15 is used to adjust two neighboring ironing plate framework 1 are consistent.Such as Fig. 2, Fig. 4 and figure
Shown in 5, the height-regulating structure 15 of the embodiment includes heightening part and being arranged on the second end plate 12 heightening hole, heightens hole along height
Direction extend simultaneously connect with the second locking holes being arranged on the second end plate 12 of closing component structure 13, heighten part insertion heighten hole with
It is in contact in second locking holes and with the closure of closing component structure 13, heightens part and moved along short transverse, adjacent two can be adjusted
The bottom plate heights of individual ironing plate framework 1 are consistent.So, by making to heighten part up and down motion, you can realize to two neighboring
The regulation of the bottom plate heights of plate framework 1 is pressed, process is heightened and more facilitates, it is easily operated.
Wherein, the second threaded connector can be included by heightening part, in use, need to only screw the second threaded connector, you can
The bottom plate heights of two neighboring ironing plate framework 1 are adjusted, operation is more convenient, and regulation is more efficient.Specifically, by Fig. 4 and Fig. 5
Shown, the embodiment is used as the second threaded connector using the second bolt 151.Now, heighten hole and correspond to screwed hole.
When needing to adjust height, the second bolt 151 is screwed downwards, the second bolt 151 is withstood on the first bolt 131,
Due to the interaction force between the second bolt 151 and the first bolt 131, therefore, the second bolt 151 is screwed up and down, can band
Dynamic two neighboring ironing plate framework 1 moves up and down, so as to adjust the height of the bottom plate of two neighboring ironing plate framework 1, when
When the bottom plate heights of two neighboring ironing plate framework 1 are consistent, you can stopping screws the second bolt 151, completes this and heightens process.
It can be seen that the second bolt 151 coordinates with heightening hole and the first bolt 131, two neighboring ironing plate framework 1 can be adjusted
The height of bottom plate, realize that segment difference is adjusted, it is easy to adjust, it is easily operated.
Ironing plate framework 1 based on the embodiment, during screed assembly, it can first pass through and press sheet frame by one
The articulated pin 142 of frame 1 is slipped into the V-groove 141 of another ironing plate framework 1, realizes the extension of two ironing plate frameworks 1 to be assembled
Connect, be then attached fixed and height again and adjust, can not only effectively avoid needing to raise screed always during assembly
The trouble of framework 1, it is time saving and energy saving, moreover, it is also possible to solve to press sheet frame because of the ironing heavier-weight of plate framework 1 and during raising
Connection inconvenience caused by the reasons such as the positional stability of frame 1 is poor, the problem of difficulty is larger etc. is heightened, can quickly eliminated
While segment difference, assembled efficiency is improved, is speeded up the work.
Due to based on ironing plate framework 1 of the present utility model, it is possible to achieve more efficient screed assembly process, and can
To better ensure that surface evenness, the combination property of paver is lifted, therefore, the utility model additionally provides one kind and paved
Machine, its screed include at least two ironing plate frameworks 1 of the present utility model.
Exemplary embodiment of the present utility model is the foregoing is only, it is all in this reality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., it should be included in of the present utility model
Within protection domain.
Claims (10)
1. one kind ironing plate framework (1), including the frame body with first end plate (11) and the second end plate (12), described first
End plate (11) and second end plate (12) are located at the opposite sides of the frame body, it is characterised in that the ironing sheet frame
Frame (1) also includes closing component structure (13) and hanging structure (14), and the closing component structure (13) is used to realizing two neighboring described press
Being fixedly connected between plate frame (1), the hanging structure (14) are adjacent for being fixedly connected in the closing component structure (13)
One of them described ironing plate framework (1) is set to be articulated in another ironing sheet frame before two ironing plate frameworks (1)
On frame (1).
2. ironing plate framework (1) according to claim 1, it is characterised in that the hanging structure (14) includes being arranged at
The first mounting part on the first end plate (11) and it is arranged on second end plate (12) and is used for and the described first mounting
The second mounting part that portion coordinates, before the closing component structure (13) is fixedly connected with the two neighboring ironing plate framework (1), its
In one it is described ironing plate framework (1) the second mounting part be articulated in another it is described ironing plate framework (1) the first mounting part
On.
3. ironing plate framework (1) according to claim 2, it is characterised in that the first hanger portion is hung with described second
One in frame portion includes groove and another and includes the hanging part with groove cooperation.
4. ironing plate framework (1) according to claim 3, it is characterised in that the groove is V-shaped groove (141) or arc
Shape groove.
5. ironing plate framework (1) according to claim 1, it is characterised in that the closing component structure (13) includes closure
And first for being respectively arranged on the first end plate (11) and the second end plate (12) and coordinating with the closure is sealed
Hole and the second locking holes, the closure insert second locking holes for pressing plate framework (1) and pressed described in another
In first locking holes of plate frame (1), being fixedly connected for two neighboring ironing plate framework (1) is realized.
6. ironing plate framework (1) according to claim 5, it is characterised in that the closure includes the first threaded connection
Part.
7. according to any described ironing plate frameworks (1) of claim 1-6, it is characterised in that the ironing plate framework (1) is also wrapped
Height-regulating structure (15) is included, the bottom plate heights that the height-regulating structure (15) is used to adjust the two neighboring ironing plate framework (1) are protected
Hold consistent.
8. ironing plate framework (1) according to claim 7, it is characterised in that the height-regulating structure (15) includes heightening part
With the hole of heightening being arranged on second end plate (12), it is described heighten hole along short transverse extend and with the closing component structure
(13) the second locking holes being arranged on the second end plate (12) connection, described heighten heighten hole and described second described in part insertion
It is in contact in locking holes and with the closure of the closing component structure (13), the part of heightening moves along short transverse, can adjust
The bottom plate heights of the two neighboring ironing plate framework (1) are consistent.
9. ironing plate framework (1) according to claim 8, it is characterised in that the part of heightening includes the second threaded connection
Part.
10. a kind of paver, including screed, it is characterised in that the screed includes at least two such as claim 1-9 and appointed
Ironing plate framework (1) described in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720996806.XU CN207062710U (en) | 2017-08-10 | 2017-08-10 | Press plate framework and paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720996806.XU CN207062710U (en) | 2017-08-10 | 2017-08-10 | Press plate framework and paver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207062710U true CN207062710U (en) | 2018-03-02 |
Family
ID=61520510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720996806.XU Withdrawn - After Issue CN207062710U (en) | 2017-08-10 | 2017-08-10 | Press plate framework and paver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207062710U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109385951A (en) * | 2017-08-10 | 2019-02-26 | 徐工集团工程机械股份有限公司 | Press plate framework and paver |
| CN109577145A (en) * | 2018-11-28 | 2019-04-05 | 徐工集团工程机械股份有限公司 | Screed and paver |
| CN113403915A (en) * | 2020-03-16 | 2021-09-17 | 卡特彼勒路面机械公司 | Flush extension attachment system |
-
2017
- 2017-08-10 CN CN201720996806.XU patent/CN207062710U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109385951A (en) * | 2017-08-10 | 2019-02-26 | 徐工集团工程机械股份有限公司 | Press plate framework and paver |
| CN109385951B (en) * | 2017-08-10 | 2024-06-18 | 徐工集团工程机械股份有限公司 | Screed frame and paver |
| CN109577145A (en) * | 2018-11-28 | 2019-04-05 | 徐工集团工程机械股份有限公司 | Screed and paver |
| CN113403915A (en) * | 2020-03-16 | 2021-09-17 | 卡特彼勒路面机械公司 | Flush extension attachment system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180302 Effective date of abandoning: 20240618 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180302 Effective date of abandoning: 20240618 |