CN205204783U - Hoisting accessory is changed to rail vehicle accessory - Google Patents
Hoisting accessory is changed to rail vehicle accessory Download PDFInfo
- Publication number
- CN205204783U CN205204783U CN201521089893.8U CN201521089893U CN205204783U CN 205204783 U CN205204783 U CN 205204783U CN 201521089893 U CN201521089893 U CN 201521089893U CN 205204783 U CN205204783 U CN 205204783U
- Authority
- CN
- China
- Prior art keywords
- railway vehicle
- hinged seat
- pedestal
- vehicle fittings
- lifting appliance
- 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.)
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 58
- 238000009987 spinning Methods 0.000 claims description 15
- 238000005096 rolling process Methods 0.000 claims description 13
- 210000000078 claw Anatomy 0.000 claims description 12
- 241001463913 Pinna Species 0.000 description 6
- 210000000624 ear auricle Anatomy 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 1
Abstract
The utility model discloses a hoisting accessory is changed to rail vehicle accessory, this hoisting accessory is changed to rail vehicle accessory include base (1) and lever assembly, and the bottom of base (1) can be installed on the rail by detachably, and the lever assembly articulates on articulated seat (3) including hoist and mount lever (2) and articulated seat (3), the mid portion who hoists levers (2), and articulated seat (3) is installed can the autogyration in the top of base (1). This hoisting accessory is changed to rail vehicle accessory dismouting is simple, the operation of being convenient for, application range is wide, fine solution the rail vehicle accessory change the difficult problem of lifting by crane.
Description
Technical field
The utility model relates to railway emergency rescue, particularly, relates to a kind of railway vehicle fittings and changes lifting appliance.
Background technology
Rolling stock is in operational process during et out of order, parking is needed to keep in repair, breakdown lorry is adopted to carry out emergency relief under normal circumstances, but because railway line is longer, and multiple local vehicular rescue weak, it is long that breakdown lorry arrives in the accident site time, and make interruption Train Schedule longer, very easily cause the accident upgrading.Meanwhile, in rolling stock emergency management and rescue work, due to vehicle body fittings deadweight and volume all larger, and the narrow breakdown lorry that is not easy to of some railway line sails into, and makes to depend merely on manpower and complete accident rescue and member replacing work.
Utility model content
The purpose of this utility model is to provide a kind of railway vehicle fittings and changes lifting appliance, and it is simple that this railway vehicle fittings changes lifting appliance dismounting, convenient operation, and range of use is wide, well solves railway vehicle fittings and changes the difficult problem of lifting.
To achieve these goals, the utility model provides a kind of railway vehicle fittings to change lifting appliance, described railway vehicle fittings is changed lifting appliance and is comprised pedestal and lever assembly, the bottom of described pedestal can be removably mounted on rail, described lever assembly comprises lifting lever and hinged seat, the centre portion of described lifting lever is articulated with on described hinged seat, described hinged seat be installed on described pedestal top and can spinning.
Preferably, the bottom of described pedestal is formed with claw, and described claw is provided with adjustment bolt, and described rail is contained in described claw, and by described adjustment bolt clamping.
Preferably, the top of described pedestal is provided with turntable, and described hinged seat is fixedly connected on described turntable, and described turntable is driven by motor and rotates, to make described hinged seat can spinning.
Preferably, the top of described pedestal is provided with rolling disc, and described hinged seat is fixedly connected on described rolling disc, by forcing in described lifting lever, makes described hinged seat can spinning.
Preferably, described rolling disc comprises truck center plate and body center plate, described truck center plate is installed on the top of described pedestal, described hinged seat is fixedly connected on described body center plate, the central part of described truck center plate is formed with cartridge pin, the central part of described body center plate is formed with cartridge hole, and described cartridge pin is through described cartridge hole, and described body center plate can rotate around described cartridge pin relative to described truck center plate.
Preferably, the centre portion of described lifting lever is formed with protruding pinna, and described protruding pinna is connected with pivot, and this pivot is rotatably installed in described hinged seat.
Preferably, the end of described lifting lever is provided with joint pipe, is removably connected with extension rod in described joint pipe.
Preferably, described joint pipe is provided with fastener, and one end of described extension rod is inserted in described joint pipe, and fixes described extension rod by described fastener.
Preferably, the other end of relative with the one end of the described extension rod inserted in described joint pipe described extension rod is provided with hook.
Preferably, described pedestal comprises pipe link and spaced two ladder-shaped frames of length direction along described rail, described pipe link is arranged between described two ladder-shaped frames, and described pipe link connects described two ladder-shaped frames, described hinged seat is installed on the upper base of described two ladder-shaped frames, and the bottom of described two ladder-shaped frames is removably mounted on described rail.
By technique scheme, by lever assembly is connected on pedestal, and pedestal is fixedly mounted on rail, makes pedestal be that lever assembly provides support power.Again the lifting lever of lever assembly is hinged on hinged seat, makes lifting lever can hinged seat up-and-down movement relatively.Railway vehicle fittings is connected to one end of lifting lever, and the other end pressing down lifting lever makes to lift the up-and-down movement of lever, and by the up-and-down movement of lifting lever with by railway vehicle fittings lifting or place.Again due to hinged seat is installed on the top of pedestal can spinning, thus lifting lever can be rotated relative to pedestal.By lifting the rotation of lever, so that the railway vehicle fittings of the one end being connected to lifting lever is moved on rigging position, or shifted out from position of fault by railway vehicle fittings, thus railway vehicle fittings replacing lifting appliance is made to can be good at solving the problem that railway vehicle fittings changes lifting difficulty.Because pedestal also makes railway vehicle fittings change lifting appliance dismounting simply, convenient operation with coordinating of lever assembly, range of use is wide, is particularly useful for the narrow location should not sailed into breakdown lorry of railway.
Other features and advantages of the utility model are described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for specification sheets, is used from explanation the utility model, but does not form restriction of the present utility model with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the front view changing the underframe bearing in lifting appliance according to the railway vehicle fittings of preferred implementation of the present utility model;
Fig. 2 is the lateral plan changing the pedestal in lifting appliance according to the railway vehicle fittings of preferred implementation of the present utility model
Fig. 3 is the front view changing the lever assembly in lifting appliance according to the railway vehicle fittings of preferred implementation of the present utility model;
Fig. 4 is the lateral plan changing the lever assembly in lifting appliance according to the railway vehicle fittings of preferred implementation of the present utility model
Fig. 5 is the front view changing the extension rod in lifting appliance according to the railway vehicle fittings of preferred implementation of the present utility model;
Fig. 6 is the lateral plan changing the extension rod in lifting appliance according to the railway vehicle fittings of preferred implementation of the present utility model;
Fig. 7 is the structural representation according to the lever assembly in the railway vehicle fittings replacing lifting appliance of preferred implementation of the present utility model and extension rod assembling;
Fig. 8 is the front view changing lifting appliance according to the railway vehicle fittings of preferred implementation of the present utility model;
Fig. 9 is the lateral plan changing lifting appliance according to the railway vehicle fittings of preferred implementation of the present utility model.
Description of reference numerals
1 pedestal 2 lifts lever
3 hinged seat 4 truck center plates
5 extension rod 6 joint pipes
7 fastener 11 claws
12 adjustment bolt 13 pipe links
Base on 14 ladder-shaped frames 15
16 bottom 21 protruding pinnas
22 pivot 41 cartridge pins
51 hooks
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
In the utility model, when not doing contrary explanation, the noun of locality of use as " upper and lower " normally for direction shown in the drawings or for each parts mutual alignment relationship description word vertically, on vertical or gravity direction.
The utility model provides a kind of railway vehicle fittings and changes lifting appliance, as shown in Figures 1 to 9, this railway vehicle fittings is changed lifting appliance and is comprised pedestal 1 and lever assembly, the bottom of pedestal 1 can be removably mounted on rail, described lever assembly comprises lifting lever 2 and hinged seat 3, lifting lever 2 centre portion be articulated with on hinged seat 3, hinged seat 3 be installed on pedestal 1 top and can spinning.
Pedestal 1 by being connected on pedestal 1 by lever assembly, and is fixedly mounted on rail by the utility model, makes pedestal 1 provide support power for lever assembly, and achieves railway vehicle fittings and change the firm of lifting appliance entirety.Again lifting lever 2 is hinged on hinged seat 3, makes lifting lever 2 can hinged seat 3 up-and-down movement relatively.Railway vehicle fittings is connected to one end of lifting lever 2, makes to lift the up-and-down movement of lever 2 by the other end pressing down lifting lever 2, and by the up-and-down movement of lifting lever 2 so that railway vehicle fittings is lifted by crane.Again due to hinged seat 3 is installed on the top of pedestal 1 can spinning, thus lifting lever 2 can be rotated relative to pedestal 1, by lifting the rotation of lever 2, so that the railway vehicle fittings of the one end being connected to lifting lever 2 is moved on rigging position, or railway vehicle fittings is shifted out from position of fault, thus can be good at solving the problem that railway vehicle fittings changes lifting difficulty, save manual labor and the time changing railway vehicle fittings.Because pedestal 1 also makes railway vehicle fittings change the dismounting of lifting appliance simply, convenient operation with coordinating of lever assembly, range of use is wide, is particularly useful for the narrow location should not sailed into breakdown lorry of railway.
Especially, the bottom of pedestal 1 is formed with claw 11, and claw 11 is provided with adjustment bolt 12, and rail is contained in claw 11, and is clamped by adjustment bolt 12.See Fig. 1 and Fig. 2, claw 11 is two fixed plates from the bottom of pedestal 1 to downward-extension, wherein at least one fixed plate is provided with screw thread through hole, rail is placed between two fixed plates, again adjustment bolt 12 is passed screw thread through hole and inwardly screwed in by adjustment bolt 12, till rail is close in the end of adjustment bolt 12.Wherein, claw 11 also can be integral type and to the groove of under shed, this groove is fixed on the bottom of pedestal 1.But the utility model is not limited thereto, pedestal 1 also can adopt other modes to be arranged on rail, as long as guarantee that pedestal 1 is fixedly mounted on rail.Such as, be connected with spring clip at the side of the bottom of pedestal 1, by spring clip clamping rail, pedestal 1 be firmly arranged on rail.
The mode realizing the spinning of hinged seat 3 has multiple.In a kind of embodiment of the present utility model, the top of pedestal 1 is provided with turntable, and hinged seat 3 is fixedly connected on turntable, and turntable is driven by motor and rotates, to make hinged seat 3 can spinning.Drive turntable to rotate by motor, make hinged seat 3 spinning be fixedly connected on turntable, thus drive the rotation of the lifting lever 2 be articulated with on hinged seat 3, therefore save manpower.Which is particularly useful for the situation that railway vehicle fittings deadweight is excessive or operating personal is less.
In order to realize the spinning of hinged seat 3, further simplified structure simultaneously, especially, in another kind of embodiment of the present utility model, the top of pedestal 1 is provided with rolling disc, and hinged seat 3 is fixedly connected on rolling disc, by forcing in lifting lever 2, make hinged seat 3 can spinning.By exerting a force to lifting lever 2, making lifting lever 2 drive the spinning of hinged seat 3 opposite base 1, eliminating design and the step of mounted motor and space, thus simplifying the structure that railway vehicle fittings changes lifting appliance entirety.It is not excessive situation that this kind of mode is applicable to railway vehicle fittings deadweight.Again because this kind of structure is simple, railway vehicle fittings of the present utility model is therefore made to change the convenient dismounting of lifting appliance and carry.
Especially, in preferred implementation of the present utility model, rolling disc comprises truck center plate 4 and body center plate, truck center plate 4 is installed on the top of pedestal 1, hinged seat 3 is fixedly connected on described body center plate, and the central part of truck center plate 4 is formed with cartridge pin 41, and the central part of body center plate is formed with cartridge hole, cartridge pin 41 is through cartridge hole, and body center plate can rotate around cartridge pin 41 relative to truck center plate 4.By the cartridge hole adopting the cartridge pin 41 in truck center plate 4 to pass body center plate, make truck center plate 4 locate body center plate, and then location is fixedly connected on the hinged seat 3 of body center plate.And exerted a force and cooperation between body center plate and truck center plate 4 to lifting lever 2 by operating personal, body center plate can be rotated around cartridge pin 41 relative to truck center plate 4.Wherein, relatively rotating therebetween can be realized by the mode of rolling body or gears meshing between body center plate and truck center plate 4.But the utility model is not limited thereto, other make the structure of turn disc, such as, arrange slide rail at the top of pedestal 1, and the bottom of rolling disc is provided with the roller coordinated with described slide rail.
Especially, the centre portion of lifting lever 2 is formed with protruding pinna 21, and protruding pinna 21 is connected with pivot 22, and this pivot 22 is rotatably installed in hinged seat 3.See Fig. 4, hinged seat 3 comprises two parallel stay bearing plates, and this stay bearing plate is formed with the mutually corresponding mounting hole in position, and pivot 22 is arranged in this mounting hole, to be hinged in hinged seat 3 by lifting lever 2.But the utility model is not limited thereto, can also pivot 22 be directly arranged in hinged seat 3 through the centre portion of lifting lever 2; Also the anti-wearing liner with protruding pinna can be arranged with at the centre portion of lifting lever 2.
Especially, the end of lifting lever 2 is provided with joint pipe 6, is removably connected with extension rod 5 in joint pipe 6.Extension rod 5 can, according to line condition and width situation, optionally be connected in joint pipe 6 by operating personal, to extend the opereating specification of lifting lever 2.Wherein joint pipe 6 can be one-body molded for lifting lever 2, also can connect joint pipe 6 in addition in the end of lifting lever 2.In preferred implementation of the present utility model, joint pipe 6 be square pipeline section.But the utility model is not limited thereto, the cross-sectional plane of joint pipe 6 can be various shape, such as, circular, star etc.
Conveniently exert a force to lifting lever 2, especially, the end relative with joint pipe 6 of lifting lever 2 can be formed with depression bar fixed frame, by depression bar is passed depression bar fixed frame, and is pressed downwards by depression bar, to lift by crane railway vehicle fittings.After considering that lifting lever 2 exceedes certain length, easily deformation is there is when lifting railway vehicle fittings, therefore especially, lifting lever 2 can also be provided with pillar and strengthen steel wire, pillar upwards extends from the central part of lifting lever 2, the one end strengthening steel wire is connected to the end of lifting lever 2, and the other end is connected on pillar.By pillar and the pulling force effect strengthening steel wire, ensure that lifting lever 2 not easily deformation occurs.
Extension rod 5 can adopt various ways to be connected in joint pipe 6.In a kind of embodiment of the present utility model, joint pipe 6 with extension rod 5 is formed with the corresponding knock hole in position, one end of extension rod 5 is inserted in joint pipe 6, and is fixed through knock hole by fastener 7.But in order to ensure the intensity of extension rod 5 further, and freely can control extension rod 5 and insert length in joint pipe 6, especially, in preferred implementation of the present utility model, see Fig. 3 to Fig. 6, joint pipe 6 is provided with fastener 7, and one end of extension rod 5 is inserted in joint pipe 6, and fixes extension rod 5 by fastener 7.Wherein, fastener 7 can be binding bolt.By being screwed in joint pipe 6 by binding bolt, the end of binding bolt is made to be resisted against on extension rod 5, to be fastenedly connected extension rod 5.But the utility model is not limited thereto, other connection modes are also passable, as long as can guarantee that extension rod 5 can be connected in joint pipe 6.
Especially, the other end of relative with the one end of the extension rod 5 inserted in joint pipe 6 extension rod 5 is provided with hook 51.By lifting rope, railway vehicle fittings and hook 51 are bundled, railway vehicle fittings is moved together along with lifting lever 2.Hook 51 also can be arranged on joint pipe 6, makes, when not needing to connect extension rod 5, also can lift railway vehicle fittings.Can see Fig. 5 and Fig. 6, hook 51 is arranged on the end of extension rod 5, and is formed as the hook of two opposed open, and lifting rope is more easily wrapped on hook 51.But the utility model is not limited thereto, other connection structures that railway vehicle fittings can be connected.
Especially, pedestal 1 comprises pipe link 13 and spaced two ladder-shaped frames 14 of length direction along described rail, pipe link 13 is arranged between two ladder-shaped frames 14, and pipe link 13 connects two ladder-shaped frames 14, the bottom 16 that described hinged seat 3 is installed on 15, two ladder-shaped frames 14 in upper base of two ladder-shaped frames 14 is removably mounted on rail.In preferred implementation of the present utility model, two ladder-shaped frames 14 are isosceles trapezoid frame, to ensure the uniform force of two ladder-shaped frames 14.In addition, the conveniently carrying of pedestal 1, can also arrange handle on the oblique waist limit 15 of two ladder-shaped frames 14.But the utility model is not limited thereto, the pedestal of other form, as long as stability and the rigidity that can ensure pedestal 1.Such as, pedestal 1 also can for having the boss of four seamed edges.In addition, pedestal 1 can be formed in one part, also can be splice.
Below by with reference to figure 8 and Fig. 9, the method that railway vehicle fittings of the present utility model changes lifting is described simply.First pedestal 1 is fixedly mounted on rail, according to circumstances optionally extension rod 5 is connected in the joint pipe 8 of lifting lever 5 subsequently, then by lifting rope, railway vehicle fittings is connected on hook 51, can be pressed downwards by depression bar afterwards and rotate lifting lever 2, so that railway vehicle fittings is lifted by crane, and shift out or move in rail.
Below preferred implementation of the present utility model is described by reference to the accompanying drawings in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the utility model illustrates no longer separately to various possible array mode.
In addition, also can carry out combination in any between various different embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (10)
1. a railway vehicle fittings changes lifting appliance, it is characterized in that, described railway vehicle fittings is changed lifting appliance and is comprised pedestal (1) and lever assembly, the bottom of described pedestal (1) can be removably mounted on rail, described lever assembly comprises lifting lever (2) and hinged seat (3), the centre portion of described lifting lever (2) is articulated with on described hinged seat (3), described hinged seat (3) be installed on described pedestal (1) top and can spinning.
2. railway vehicle fittings according to claim 1 changes lifting appliance, it is characterized in that, the bottom of described pedestal (1) is formed with claw (11), described claw (11) is provided with adjustment bolt (12), described rail is contained in described claw (11), and by described adjustment bolt (12) clamping.
3. railway vehicle fittings according to claim 1 changes lifting appliance, it is characterized in that, the top of described pedestal (1) is provided with turntable, described hinged seat (3) is fixedly connected on described turntable, described turntable is driven by motor and rotates, to make described hinged seat (3) can spinning.
4. railway vehicle fittings according to claim 1 changes lifting appliance, it is characterized in that, the top of described pedestal (1) is provided with rolling disc, described hinged seat (3) is fixedly connected on described rolling disc, by forcing in described lifting lever (2), make described hinged seat (3) can spinning.
5. railway vehicle fittings according to claim 4 changes lifting appliance, it is characterized in that, described rolling disc comprises truck center plate (4) and body center plate, described truck center plate (4) is installed on the top of described pedestal (1), described hinged seat (3) is fixedly connected on described body center plate, the central part of described truck center plate (4) is formed with cartridge pin (41), the central part of described body center plate is formed with cartridge hole, described cartridge pin (41) is through described cartridge hole, and described body center plate can rotate around described cartridge pin (41) relative to described truck center plate (4).
6. railway vehicle fittings according to claim 1 changes lifting appliance, it is characterized in that, the centre portion of described lifting lever (2) is formed with protruding pinna (21), described protruding pinna (21) is connected with pivot (22), and this pivot (22) is rotatably installed in described hinged seat (3).
7. the railway vehicle fittings according to aforementioned any one claim changes lifting appliance, it is characterized in that, the end of described lifting lever (2) is provided with joint pipe (6), is removably connected with extension rod (5) in described joint pipe (6).
8. railway vehicle fittings according to claim 7 changes lifting appliance, it is characterized in that, described joint pipe (6) is provided with fastener (7), one end of described extension rod (5) is inserted in described joint pipe (6), and by the fixing described extension rod (5) of described fastener (7).
9. railway vehicle fittings according to claim 8 changes lifting appliance, it is characterized in that, the other end of the described extension rod (5) relative with the one end of the described extension rod (5) inserted in described joint pipe (6) is provided with to be linked up with (51).
10. railway vehicle fittings according to claim 1 changes lifting appliance, it is characterized in that, described pedestal (1) comprises pipe link (13) and spaced two ladder-shaped frames (14) of length direction along described rail, described pipe link (13) is arranged between described two ladder-shaped frames (14), and described pipe link (13) connects described two ladder-shaped frames (14), described hinged seat (3) is installed on the upper base (15) of described two ladder-shaped frames (14), the bottom (16) of described two ladder-shaped frames (14) is removably mounted on described rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521089893.8U CN205204783U (en) | 2015-12-24 | 2015-12-24 | Hoisting accessory is changed to rail vehicle accessory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521089893.8U CN205204783U (en) | 2015-12-24 | 2015-12-24 | Hoisting accessory is changed to rail vehicle accessory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205204783U true CN205204783U (en) | 2016-05-04 |
Family
ID=55842512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521089893.8U Active CN205204783U (en) | 2015-12-24 | 2015-12-24 | Hoisting accessory is changed to rail vehicle accessory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205204783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417452A (en) * | 2015-12-24 | 2016-03-23 | 中国神华能源股份有限公司 | Railway vehicle accessory replacing and lifting device |
-
2015
- 2015-12-24 CN CN201521089893.8U patent/CN205204783U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417452A (en) * | 2015-12-24 | 2016-03-23 | 中国神华能源股份有限公司 | Railway vehicle accessory replacing and lifting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100011 Beijing, Dongcheng District Anwai Binhe West Road No. 22 Shenhua building Co-patentee after: Shenhua Railway Equipment Co.,Ltd. Patentee after: China Shenhua Energy Co.,Ltd. Co-patentee after: Yulin vehicle maintenance branch of Shenhua Railway Equipment Co., Ltd Address before: 100011 Beijing, Dongcheng District Anwai Binhe West Road No. 22 Shenhua building Co-patentee before: SHENHUA RAIL AND FREIGHT WAGONS TRANSPORT Co.,Ltd. Patentee before: China Shenhua Energy Co.,Ltd. Co-patentee before: YULIN VEHICLE MAINTENANCE BRANCH, SHENHUA RAILWAY FREIGHT TRANSPORT Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |