CN1742140A - Screw device for high-adjusting a track span - Google Patents
Screw device for high-adjusting a track span Download PDFInfo
- Publication number
- CN1742140A CN1742140A CNA2003801090842A CN200380109084A CN1742140A CN 1742140 A CN1742140 A CN 1742140A CN A2003801090842 A CNA2003801090842 A CN A2003801090842A CN 200380109084 A CN200380109084 A CN 200380109084A CN 1742140 A CN1742140 A CN 1742140A
- Authority
- CN
- China
- Prior art keywords
- lead screw
- rail
- horizontal
- screw device
- plate
- 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.)
- Granted
Links
- 230000001105 regulatory effect Effects 0.000 claims abstract description 17
- 238000005538 encapsulation Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 description 3
- 241001669679 Eleotris Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/40—Means or arrangements for temporarily supporting laid tracks, or rails or sleepers in the track
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
- E01B1/002—Ballastless track, e.g. concrete slab trackway, or with asphalt layers
- E01B1/004—Ballastless track, e.g. concrete slab trackway, or with asphalt layers with prefabricated elements embedded in fresh concrete or asphalt
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/04—Lifting or levelling of tracks
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2204/00—Characteristics of the track and its foundations
- E01B2204/06—Height or lateral adjustment means or positioning means for slabs, sleepers or rails
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Transmission Devices (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Machine Tool Units (AREA)
Abstract
The invention relates to a screw device for high-adjusting and a snaping to track on a lower structure, having a transverse cantilever on a guided long nut with an adjustable height acting on the rail from beneath and fixed on a height regulating screw. The transverse cantilever is designed to be a horizontal screw plate beard on the long nut and swung around a horizontal axes. A slide block with a clamping holding device for rail base is able to move on the horizontal screw plate transversely to the high-adjusting screw recurring to the first and second screw apparatus.
Description
Technical field
The present invention relates to a kind of being used for the lead screw device that the structural track in a bottom carries out highly regulating and alignment is adjusted, it has one and acts on the rail from the below and be fixed on one at the horizontal cantilever beam of highly regulating on the microscler nut that is directed on screw mandrel/mandrel adjustable-height.
Background technology
When the track joint group/track element (Gleisrost) to fixed running track carries out height adjusting and alignment, not only always must be adjusted to correct height to rail, but also being necessary can be provided with to a certain extent superelevation ( berhohung) at the turning, the track joint group must tilt for this reason.Therefore imagine by the known device that is used for highly adjusting and temporary support rail of DE 197 39 671 C2 at one, described rail is bearing on the support edge (Lagerschneide), thereby when lifting a side of track joint group to such an extent that be higher than opposite side, as in the situation at turning, described rail correspondingly can be swung on its support.But there is the risk that lateral sliding takes place this moment, and particularly the arrangement for adjusting height that has relatively-movable voussoir that is provided with here also is unsuitable for realizing necessary moving horizontally when alignment track joint group, because any moving horizontally of one all means the variation that height and position takes place simultaneously in the described supporting wedges that has a rail.
Lead screw device is regulated at the height of track joint group and has been obtained good proof, fully independently be respectively applied for the screw mandrel of highly regulating and moving horizontally but wherein need two up to now in principle, and wherein level adjusting screw mandrel can bring the danger that makes down-feed screw topple over and track is tumbled under the situation of big adjustment stroke.
Summary of the invention
Therefore the objective of the invention is, design a kind of rail that is used for like this, regulate and the lead screw device of alignment especially for the height of the track joint group of fixing driving rail, thus can not having on height and horizontal direction, to realize under interfering interactional situation simple and mobile reliably.
In order to realize described purpose, the imagination according to the present invention, described horizontal cantilever beam is designed to one can swingingly be bearing in horizontal lead screw plate on the described microscler nut around a horizontal axis, one is provided with a slide block that is used for the clamping holding device of the flange of rail and can regulates screw mandrel transverse to described height by one second lead screw device and move on described horizontal lead screw plate.
Because according to form of structure of the present invention, the lateral adjustments screw mandrel no longer exerts an influence to highly regulating screw mandrel, thereby,, highly regulate screw mandrel and can from its upright position, not tumble out when the track joint group being carried out afterwards level when regulating not as up to now situation.Simultaneously, be bearing in horizontal lead screw plate on the microscler nut and form a support that is used for rail, described support can be adjusted to the angle of any hope when bend adds liter (Kurvenerh hung).
Here, imagine in form of implementation of the present invention, described slide block comprises the floor and the common flange of rail screw thread clamping element that are provided with the guide rail of the described horizontal lead screw plate of encapsulation and have a clamp hook.Form the very simple and reliable holding device of a pair of rail thus, described holding device also allows to realize a very simple level(l)ing device simultaneously simultaneously.
Like this, the another one feature imagination according to the present invention, fixing on described slide block-as particularly to weld-one horizontal lead screw that passes the rigidity of a rest pad, described horizontal lead screw can move along its longitudinal axis by the adjusting nut that is fitted in both sides on the rest pad.
In addition, belong in the scope of the invention and be, the swing articulated elements of the level of horizontal lead screw is fixable, and this can bring very big advantage, and promptly when shake or other taking place act on lateral force on the track joint group, supporting arrangement can overturning.
In order after concrete pouring, to realize simple dismounting according to lead screw device of the present invention, in improvement project of the present invention, it is contemplated that, the described clamp hook of floor top can be pulled down, especially by this way take off, promptly described clamp hook forms by a bolt that is used for the clamping plate of a snap action on the flange of rail.Described removable clamp hook and described second lead screw device be dismountable fixedly to combine and makes can pull out described supporting arrangement simply on slide block and horizontal lead screw plate, and the hook of rigidity makes the overhang that must be at first can (with described supporting arrangement) reduces described hook.
Being designed to described second lead screw device in second lead screw device does not protrude under the situation of bottom surface of the flange of rail, can omit described detachability, because described detachability just is used for such purpose, promptly, if the described flange of rail has been used concrete pouring, can pull out according to the supporting arrangement of invention, and not need it is reduced to the below of the described flange of rail.
Be chosen in the length of highly regulating the microscler nut that is directed on the screw mandrel like this, so that support has enough rigidity, if fully to regulate screw mandrel superimposed and only allow for the enough gaps of common necessary adjustment stroke with described height basically for described for this reason microscler nut, then is favourable.
According to another feature of the present invention, can be provided for highly regulating the supporting rail of fixing on the rail substructure that is laid in of screw mandrel, described supporting rail allows highly to regulate the lower end of screw mandrel and easily longitudinally slides, thereby can compensate in the supporting time thermal expansion difference that occurs when longer by this way.
Wherein verified, supporting rail is that to have the angle rail of supporting branch that being used for of protruding upward highly regulate the relative orientation of screw mandrel be suitable especially, and described supporting branch can prevent horizontal slippage.Here relative orientation is meant, described dihedral track or two all with its opening outwards or two all inside with its opening.In addition, also can adopt the U-shaped rail.At this moment, described supporting branch is in one case inboard and/or be fitted in highly in the outside and regulate on the screw mandrel.
Description of drawings
By following to the explanation of an embodiment and can obtain other advantage, feature and details of the present invention with reference to the accompanying drawings.Wherein:
Fig. 1 illustrates a view according to lead screw device of the present invention, one be in obliquity as occurring at the track turning that has superelevation otherwise the rail of the track joint group that can not illustrate be bearing in as described on the lead screw device,
Fig. 2 illustrates the zoomed-in view of the swing articulated elements of horizontal lead screw plate along arrow II direction among Fig. 1,
Fig. 3 illustrates the sectional view on Fig. 1 center line III-III,
Fig. 4 illustrates the sectional view of horizontal lead screw plate,
Fig. 5 illustrates the lead screw device view corresponding with Fig. 1 of a modification, and described lead screw device has the form of structure of the swing articulated elements of a removable hook that is used for the flange of rail and change,
Fig. 6 illustrates the vertical view according to the arrangement form that does not have rail of Fig. 5,
Fig. 7 illustrate Fig. 5 along the view of arrow VII direction among Fig. 5 and
Fig. 8 illustrates the view of observing along the direction of arrow VIII Fig. 5 from the outside.
The specific embodiment
Can see the upside of track substructure 1 in Fig. 1, can see stiffener 2 on it, described reinforcing bar is embedded in the later cast structure together.Having a height to regulate 3, one microscler nuts 4 of screw mandrel at substructure 1 upper support is directed on described adjusting screw mandrel.By rotating described screw mandrel-for example by its hexagon-head 5-can carry out height to microscler nut to regulate, a horizontal lead screw plate 7 is fixed on the described nut by an articulated mounting 6.A slide block 8 can laterally be bearing on the described horizontal lead screw plate slidably, and described slide block comprises one and has the floor 9 of a clamp hook 10 and the flange of rail screw thread clamping element 11 of a common flange of rail that is used for fixing rail 13 12.Here rail 13 is rails of the track joint group of a sleeper with unshowned connection rail, and lead screw device wherein according to the present invention is arranged at certain intervals along one or another rail.A horizontal lead screw 14 is used for horizontal adjustable track joint group, and described horizontal lead screw is fixed on the described floor, is welded on 15 places in the embodiment shown, and passes a rest pad 16 of horizontal lead screw plate.By the adjusting nut on the horizontal lead screw 14 17, can horizontal lead screw vertically on-promptly on the lateral adjustments direction of the level that the track joint group is wished-regulate, and described lateral adjustments can not produce any influence to the position of highly regulating screw mandrel.
Particularly as shown in Figure 4, encapsulation on described floor 8, can see in Fig. 4 that in 18 lateral fixation of the guide rail on the horizontal lead screw plate 7 in the embodiment shown, described guide rail comprises two parts that are threaded mutually.Described part forms actual slider guide device.
Horizontal lead screw plate 7 is welded on two sleeves 19, and described sleeve is bearing on the swing swivel pin 20 of swing articulated elements 6.Be provided with another sleeve 21 in the middle of described two sleeves, the microscler nut 4 on described sleeve 21 and the screw mandrel 3 welds together.On described sleeve 19 and 21, be welded with the plate that is provided with slotted hole 24, thereby can carry out certain swing, as this is necessary for the purpose that makes the swing of horizontal lead screw plate when the track joint group has superelevation.The threaded screw rod 25 that has a bolt head 26 and a nut 27 can make plate 22 and 23 clamp locking mutually, thereby can fix swing articulated elements 6.Fixing described swing articulated elements has important advantage after finishing alignment, and the lateral force that promptly acts on the track joint group can not make its overturning.Alternatively, it is described fixing to adopt a this quick clamping element to realize.
Fig. 5 to 8 illustrates second form of implementation according to the lead screw device of invention, and this form of implementation mainly was different from the device among Fig. 1 to 4 on 2 o'clock.On the one hand, the hook 10 of floor 8 is replaced by a bolt 10a, and described bolt is pressed on a clamping plate 10b on the flange of rail 12.So just make and to unload the hook that forms by described two part 10a and 10b, the accessory plate 10c of a bottom wherein also can be set, but described accessory plate must be a shade below the height of the flange of rail 12, thereby behind the track joint group that has alignd with concrete pouring, left floor 8 is pulled out together with all the other members of lead screw device simply, and do not need in advance (with described floor) to reduce the projecting height of hook 10, as according in the form of implementation of Fig. 1 to 4.Because the dismountable property of described hook 10a, 10b, 10c, second lead screw device that has horizontal lead screw 14 here also should removable turning up the soil be fixed on the slide block that has floor 8, and removably is fixed on the horizontal lead screw plate 7 by bolt 28.
In addition, the plate that separates each other 23 that replaces having intermediate sleeve and supporting element is provided with a single piece 23a, and described single piece can be fixed and be bearing in swingably between the side plate 22 by means of screw mandrel 25 that has head 26 and nut 27.
Can see angle rail 30 among the figure, its horizontal branch 31 is fixed on the track substructure, and branch's 32 formation one that project upwards are used for highly regulating the sticking part of screw mandrel 3.In the left and right sides of track joint group, described angle rail relatively arranges, thereby the branch that projects upwards is fitted in the inboard respectively and highly regulates on the screw mandrel 3.The branch that projects upwards thus prevents that the supporting arrangement along continuous straight runs from moving to the left or to the right, and described on the other hand horizontal branch forms a supporting rail that is used for highly regulating the lower end of screw mandrel 3 projectioies, thereby if the described end of the higher temperature difference can along track axially slide better and during supporting the corresponding prolongation of track make that also this moving is necessary.This has been avoided the longitudinal adjustment apparatus of independent complexity on the lead screw device, as being provided with in the prior art.
Claims (11)
1. be used for the height adjusting of the structural track in a bottom and the lead screw device of alignment, having one acts on the rail from below and is fixed on one at the horizontal cantilever beam of highly regulating on the microscler nut that is directed to adjustable height on the screw mandrel, it is characterized in that, described horizontal cantilever beam is designed to one can swingingly be bearing in horizontal lead screw plate (7) on the described microscler nut (4) around a horizontal axis (20), and a slide block that is provided with a clamping holding device that is used for the flange of rail (12) is by means of one second lead screw device (14,15,16) can regulate screw mandrel (3) transverse to described height moves on described horizontal lead screw plate.
2. lead screw device according to claim 1, it is characterized in that described slide block comprises that is provided with floor guide rail (18) and that have a clamp hook (10) (8) and the common flange of rail screw thread clamping element (11) of encapsulation on described horizontal lead screw.
3. lead screw device according to claim 1 and 2, it is characterized in that, at described slide block (8,18) be fixed with a rigidity level screw mandrel (14) that passes the rest pad (16) on the described horizontal lead screw plate (7) on, described horizontal lead screw can vertically move along it by means of the adjusting nut (17) that is fitted in both sides on the described rest pad (16).
4. according to claim 2 or 3 described lead screw device, it is characterized in that the described clamp hook in top (10a, 10b, 10c) of described floor (8) is removable.
5. lead screw device according to claim 4 is characterized in that, described clamp hook is formed by a bolt (10a) that is used to be overlapped on the clamping plate (10b) on the flange of rail (12).
6. according to claim 4 or 5 described lead screw device, it is characterized in that described second lead screw device (14,28) removably is fixed on slide block and the horizontal lead screw plate (7).
7. according to each described lead screw device in the claim 1 to 6, it is characterized in that the horizontal hinge (6) of described horizontal lead screw plate (7) is fixable.
8. according to each described lead screw device in the claim 1 to 7, it is characterized in that described microscler nut (4) is regulated the screw mandrel overlaid basically fully and highly, to improve rigidity.
9. according to each described lead screw device in the claim 1 to 8, it is characterized in that, be provided with and be used for that described height is regulated screw mandrel (3) and be laid in the supporting rail of fixing on the track substructure (31).
10. lead screw device according to claim 9 is characterized in that, described supporting rail (31) is angle rail (30) or U-shaped section bar relative orientation and that have the branch that is used for highly regulating screw mandrel (3) (32) that projects upwards.
11. according to each described lead screw device in the claim 1 to 10, it is characterized in that, place the angle and can infinitely adjust.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10302021.7 | 2003-01-21 | ||
| DE10302021 | 2003-01-21 | ||
| DE10316143.0 | 2003-04-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1742140A true CN1742140A (en) | 2006-03-01 |
| CN1321245C CN1321245C (en) | 2007-06-13 |
Family
ID=32667684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2003801090842A Expired - Fee Related CN1321245C (en) | 2003-01-21 | 2003-11-15 | Screw device for high-adjusting a track span |
Country Status (7)
| Country | Link |
|---|---|
| CN (1) | CN1321245C (en) |
| AR (1) | AR042435A1 (en) |
| DE (1) | DE10316143B4 (en) |
| IL (1) | IL169789A (en) |
| MY (1) | MY135846A (en) |
| YU (1) | YU70604A (en) |
| ZA (1) | ZA200505623B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102002899A (en) * | 2010-11-16 | 2011-04-06 | 中铁二十四局集团有限公司 | Double-block type ballastless track screw regulator and track sleeper positioning method |
| CN102011353A (en) * | 2010-11-16 | 2011-04-13 | 中铁二十四局集团有限公司 | Method for positioning track panel of double-block ballastless track |
| CN101538818B (en) * | 2009-04-29 | 2011-07-06 | 成都普罗米新科技有限责任公司 | Steel rail microadjuster |
| CN103346033A (en) * | 2013-07-03 | 2013-10-09 | 安徽省电力公司安庆供电公司 | Full-freedom-degree adjustment and precise installment platform for disconnecting link operating mechanism |
| CN104975257A (en) * | 2014-04-04 | 2015-10-14 | 北京北方微电子基地设备工艺研究中心有限责任公司 | Method for adjusting levelness of PIN lifting mechanism |
| CN105923016A (en) * | 2016-05-31 | 2016-09-07 | 陕西航泰电气股份有限公司 | Rail sensor mounting structure and application |
| CN109338830A (en) * | 2018-08-31 | 2019-02-15 | 中铁上海工程局集团有限公司 | A kind of full working scope Fast Installation and the track condition tune rail bearing support of disassembly |
| CN111021164A (en) * | 2018-09-26 | 2020-04-17 | 邢义军 | Track compresses tightly removes adjustment system |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1873308A1 (en) * | 2005-04-19 | 2008-01-02 | Gantry Espanola S.A. | Concrete slab railroad track system and method of installing same |
| DE102009060812B4 (en) | 2009-12-28 | 2012-05-16 | Db Bahnbau Gruppe Gmbh | System for straightening a track of a fixed railroad track |
| DE202011001105U1 (en) | 2011-01-07 | 2011-03-10 | Db Bahnbau Gruppe Gmbh | System for horizontal alignment of a track rail of a fixed rail track |
| DE202011001106U1 (en) | 2011-01-07 | 2011-03-10 | Db Bahnbau Gruppe Gmbh | System for horizontal alignment of a track rail of a fixed rail track |
| CN102966013B (en) * | 2012-12-04 | 2015-01-07 | 胡华军 | Framed bent adjusting device for frame track skeleton method ballastless track construction |
| DE202014010270U1 (en) | 2014-12-10 | 2015-03-11 | Db Bahnbau Gruppe Gmbh | System for straightening a track of a fixed railroad track |
| CN111910478A (en) * | 2020-08-24 | 2020-11-10 | 耿超玮 | Steel rail support frame for urban rail transit integral ballast bed construction and construction method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT406493B (en) * | 1993-09-17 | 2000-05-25 | Plasser Bahnbaumasch Franz | TRACK CONSTRUCTION MACHINE FOR CARRYING OUT TRACK WORK |
| DE19739671C2 (en) * | 1997-09-10 | 2001-01-25 | Bahnbau Wels Gmbh Wels | Device for height adjustment and temporary support of rails on a support body |
| CN2344424Y (en) * | 1998-01-21 | 1999-10-20 | 沈阳铁路局朝阳镇工务器材厂 | Spring bar height-regulating fastener |
| DE10004346C2 (en) * | 1999-01-27 | 2001-11-29 | Betonwerk Rethwisch Gmbh | Trouble-free slab track, procedures and sleepers therefor |
-
2003
- 2003-04-09 DE DE2003116143 patent/DE10316143B4/en not_active Expired - Lifetime
- 2003-11-15 YU YUP70604 patent/YU70604A/en unknown
- 2003-11-15 CN CNB2003801090842A patent/CN1321245C/en not_active Expired - Fee Related
- 2003-12-11 AR ARP030104572 patent/AR042435A1/en not_active Application Discontinuation
-
2004
- 2004-01-14 MY MYPI20040097 patent/MY135846A/en unknown
-
2005
- 2005-07-13 ZA ZA200505623A patent/ZA200505623B/en unknown
- 2005-07-20 IL IL169789A patent/IL169789A/en not_active IP Right Cessation
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101538818B (en) * | 2009-04-29 | 2011-07-06 | 成都普罗米新科技有限责任公司 | Steel rail microadjuster |
| CN102002899A (en) * | 2010-11-16 | 2011-04-06 | 中铁二十四局集团有限公司 | Double-block type ballastless track screw regulator and track sleeper positioning method |
| CN102011353A (en) * | 2010-11-16 | 2011-04-13 | 中铁二十四局集团有限公司 | Method for positioning track panel of double-block ballastless track |
| CN102011353B (en) * | 2010-11-16 | 2012-08-29 | 中铁二十四局集团有限公司 | Method for positioning track panel of double-block ballastless track |
| CN103346033A (en) * | 2013-07-03 | 2013-10-09 | 安徽省电力公司安庆供电公司 | Full-freedom-degree adjustment and precise installment platform for disconnecting link operating mechanism |
| CN104975257A (en) * | 2014-04-04 | 2015-10-14 | 北京北方微电子基地设备工艺研究中心有限责任公司 | Method for adjusting levelness of PIN lifting mechanism |
| CN104975257B (en) * | 2014-04-04 | 2018-04-06 | 北京北方华创微电子装备有限公司 | The method for adjusting PIN elevated levels degree |
| CN105923016A (en) * | 2016-05-31 | 2016-09-07 | 陕西航泰电气股份有限公司 | Rail sensor mounting structure and application |
| CN109338830A (en) * | 2018-08-31 | 2019-02-15 | 中铁上海工程局集团有限公司 | A kind of full working scope Fast Installation and the track condition tune rail bearing support of disassembly |
| CN109338830B (en) * | 2018-08-31 | 2023-11-21 | 中铁上海工程局集团有限公司 | Rail-state rail-adjusting supporting frame capable of being installed and dismounted rapidly under all working conditions |
| CN111021164A (en) * | 2018-09-26 | 2020-04-17 | 邢义军 | Track compresses tightly removes adjustment system |
| CN111021164B (en) * | 2018-09-26 | 2021-03-30 | 邢义军 | Track compresses tightly removes adjustment system |
Also Published As
| Publication number | Publication date |
|---|---|
| AR042435A1 (en) | 2005-06-22 |
| MY135846A (en) | 2008-07-31 |
| YU70604A (en) | 2006-08-17 |
| DE10316143B4 (en) | 2005-08-04 |
| IL169789A (en) | 2008-12-29 |
| DE10316143A1 (en) | 2004-08-05 |
| ZA200505623B (en) | 2006-04-26 |
| CN1321245C (en) | 2007-06-13 |
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