CN101706088B - Double-rail travelling wheel carriage and railway lighting lamp - Google Patents
Double-rail travelling wheel carriage and railway lighting lamp Download PDFInfo
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- CN101706088B CN101706088B CN 200910107463 CN200910107463A CN101706088B CN 101706088 B CN101706088 B CN 101706088B CN 200910107463 CN200910107463 CN 200910107463 CN 200910107463 A CN200910107463 A CN 200910107463A CN 101706088 B CN101706088 B CN 101706088B
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Abstract
The invention relates to a double-rail travelling wheel carriage and a railway lighting lamp using the same. The double-rail travelling wheel carriage comprises a rail frame, a ground travelling wheel assembly, a rail wheel assembly and a rail wheel carrier assembly, wherein the ground travelling wheel assembly is arranged below the rail frame, the rail wheel assembly is arranged below the rail frame, and the rail wheel carrier assembly is arranged at one side of the rail wheel carrier by an insulation joint assembly; when the ground travelling wheel assembly is supported on the ground, the lowest point of the rail wheel assembly and the rail wheel carrier assembly forms an impending slot with ground. By simultaneously installing the ground travelling wheel assembly, the rail wheel assembly, the rail wheel carrier assembly and the like on the rail frame, ground travelling or rail travelling is chosen according to requirements and is convenient to convert; in addition, because the rail wheel carrier assembly is installed on the rail frame by the insulation joint assembly, railway signals can not be affected even if the frame travels on double rails of the railway.
Description
Technical field
The present invention relates to be used for the locomotive rack device of railroad rail walking, more particularly, the railway illumination lamp that relates to a kind of double-rail travelling wheel carriage and use this double-rail travelling wheel carriage.
Background technology
At present, at the construction operation of the railway system, safeguard that the light fixture that typically uses portable handheld is as lighting source in the processing such as repairing, accident treatment, and the light fixture of medium-and-large-sized long-time illumination is fewer.Its reason is that medium-and-large-sized light fixture volume is bigger, and weight is heavier again, is inconvenient to move and walk, and particularly railroad rail is other does not have broad smooth road, walks for lighting installation.
Yet medium-and-large-sized railway portable lighting facility often need replace use on rail and path, and this just requires lighting installation to possess can go the bicycle frame device that can on path, walk again on rail.And present bicycle frame device often only possesses wherein a kind of mode.And the bicycle frame device that only on rail, goes often can only go on single track, and the instability of going is unfavorable for steady portable lighting facility.
Summary of the invention
The technical problem that the present invention will solve is; The defective that walking manner to the above-mentioned lighting apparatus of prior art is single, can't move on the railway double track provides a kind of railway illumination lamp of the double-rail travelling wheel carriage of light fixture being installed and being used this double-rail travelling wheel carriage of can be used for.
The technical solution adopted for the present invention to solve the technical problems is: a kind of double-rail travelling wheel carriage is provided, comprises the rail vehicle frame, detachably be installed in the ground running wheel assembly of said rail vehicle frame below, the rail wheel frame component that is installed in the rail wheel assembly of said rail vehicle frame below and is installed in said rail vehicle frame one side through the insulation coupling assembling;
When said ground running wheel assembly was supported in ground, the minimum point of said rail wheel assembly and rail wheel frame component all formed unsettled slit with ground.
Wherein, said rail wheel frame component comprises that installation frame and rotatable is installed in the rail wheel on the said installation frame; Said installation frame is bottom surface opened at least, and the supporting surface of said rail wheel stretches out the bottom surface of said installation frame.
Wherein, said insulation coupling assembling comprises expansion link assembly and the locked component that is installed on the said rail vehicle frame; Said rail wheel frame component is fixedly mounted on the flexible end of said expansion link assembly, and controls the locking or the releasing orientation of said rail wheel frame component by said locked component.
Wherein, said expansion link assembly comprises the fixed sleeving that is fixedly mounted on the said rail vehicle frame, inserts the telescopic tube that is installed in the said fixed sleeving, inserts the expansion link, the free-ended connecting rod that is fixedly installed on said expansion link that are installed in the said telescopic tube, prevents that said telescopic tube from deviating from the fixed cover of said fixed sleeving, preventing that said expansion link from deviating from insulation fixed cover and the insulation plug screw of said telescopic and the insulation contiguous block that in said telescopic tube, is provided with;
The insertion end of said expansion link is fixedly connected with said insulation contiguous block, and joins through said insulation contiguous block and the insulation of said telescopic tube.
Wherein, said locked component comprises the hollow lock tube that is fixedly mounted on the said rail vehicle frame, is set in drawing cap, insert the stop pin in the said hollow lock tube and being set in that said stop pin is peripheral to promote the spring that said stop pin one end stretches out said hollow lock tube of said hollow lock tube top; Installation frame, the other end that the end that said stop pin stretches out said hollow lock tube locks said rail wheel frame component are fixedly connected with the said cap that draws.
Wherein, said rail wheel assembly comprises the support that is fixedly mounted on said rail vehicle frame downside, is installed in the rotating shaft on the said support and is installed in the rail wheel in the said rotating shaft through bearing; Said rotating shaft end is provided with the stop nut that locks it on the said support.
Wherein, said ground running wheel assembly comprises directional wheel assembly and universal wheel component.
Wherein, each said directional wheel assembly and universal wheel component include wheel shaft;
Said rail vehicle frame is provided with the mounting hole site that supplies said wheel shaft to insert; Said rail vehicle frame is provided with the latch that inserts in the said mounting hole site, and said wheel shaft is provided with the pin hole corresponding with said latch.
Wherein, the said the tip of the axis of taking turns is provided with screwed hole, in said mounting hole site, is provided with the bolt that cooperates with said screwed hole.
The present invention also provides a kind of railway illumination lamp, comprises double-rail travelling wheel carriage and is installed in the lamp main body on the said double-rail travelling wheel carriage;
Said lamp main body comprises light fixture and generator stand; Said double-rail travelling wheel carriage upside is provided with and supplies the hard-wired flexible connection cover of said generator stand; Said double-rail travelling wheel carriage comprises the rail vehicle frame, detachably is installed in the ground running wheel assembly of said rail vehicle frame below, the rail wheel frame component that is installed in the rail wheel assembly of said rail vehicle frame below and is installed in said rail vehicle frame one side through the insulation coupling assembling; When said ground running wheel assembly was supported in ground, the minimum point of said rail wheel assembly and rail wheel frame component all formed unsettled slit with ground.
Embodiment of the present invention has following beneficial effect: through ground running wheel assembly, rail wheel assembly and rail wheel frame component etc. are set on the rail vehicle frame simultaneously, thereby can select as required to walk on ground running or the rail, conversion is convenient; And, because the rail wheel frame component is to be installed on the rail vehicle frame through the insulation coupling assembling,, can not exert an influence to railway signal even when vehicle frame is walked on the double track of railway yet.
Description of drawings
To combine accompanying drawing and embodiment that the present invention is described further below, in the accompanying drawing:
Fig. 1 is the positive partial schematic sectional view of the preferred embodiment of double-rail travelling wheel carriage of the present invention;
Fig. 2 is the partial schematic sectional view of overlooking of double-rail travelling wheel carriage preferred embodiment of the present invention;
Fig. 3 is the side-looking partial schematic sectional view of double-rail travelling wheel carriage preferred embodiment of the present invention;
Fig. 4 is the local enlarged diagram of I portion among Fig. 1;
Fig. 5 is the partial schematic sectional view of the expansion link assembly of double-rail travelling wheel carriage preferred embodiment of the present invention;
Fig. 6 is the partial schematic sectional view of the locked component of double-rail travelling wheel carriage preferred embodiment of the present invention;
Fig. 7 is the sketch map of railway illumination lamp of the present invention.
The specific embodiment
Extremely shown in Figure 6 like Fig. 1; Be the preferred embodiment of double-rail travelling wheel carriage of the present invention, it comprise rail vehicle frame 10, detachably be installed in rail vehicle frame 10 belows the ground running wheel assembly, be installed in the rail wheel assembly 20 of rail vehicle frame 10 belows and be installed in the rail wheel frame component 30 of rail vehicle frame 10 1 sides through the insulation coupling assembling.When ground road wheel assembly was supported in ground, the minimum point of this rail wheel assembly 20 and rail wheel frame component 30 all formed unsettled slit with ground, thereby can be through the ground running wheel assembly as support, walking on the ground; And when this rail wheel assembly 20 and/or rail wheel frame component 30 are supported on the rail, can the ground running wheel assembly be pulled down, anti-dress, even to not pull down (as long as can built on stilts), thereby whole vehicle frame can be walked on rail.
This rail vehicle frame 10 can adopt the square tube steel to be welded, and forms the roughly support frame of squarely; Certainly, this rail vehicle frame 10 also can be made with other material, and its shape also can be adjusted as required.
This ground running wheel assembly is installed in the below of rail vehicle frame 10, as ground running usefulness, comprises some directional wheel assemblies 40 and universal wheel component 50, thereby can on the path of ground, do moving of any direction; In the present embodiment, this directional wheel assembly 40 is two with universal wheel component 50, is arranged on four corners of rail vehicle frame 10.Certainly, the quantity of directional wheel assembly 40 and universal wheel component 50 can be adjusted as required.
Each directional wheel assembly 40 comprises directional wheel 41 and directional wheel support 42; Directional wheel 41 is fixedly mounted on the directional wheel support 42 through bolt, nut, bullet pad, plain cushion etc.; This directional wheel support 42 can be used as wheel shaft 52, inserts to be installed in the mounting hole site 11 of rail support 21.This universal wheel component 50 comprises universal wheel 51 and wheel shaft 52.This universal wheel 51 is fixedly mounted on the wheel shaft 52 through nut, bullet pad, plain cushion etc., and wheel shaft 52 then insertion is installed in the mounting hole site 11 of rail support 21.
As shown in Figure 3, on directional wheel support that is inserted into rail vehicle frame 10 42 and wheel shaft 52, also be provided with pin hole, corresponding, on rail vehicle frame 10, be provided with the latch 12 that inserts in the mounting hole site 11.Through cooperating of latch 12 and pin hole, this universal wheel component 50 is fixedly mounted on the rail vehicle frame 10 with directional wheel assembly 40.When this universal wheel component 50 of needs dismounting and directional wheel assembly 40, only need extract latch 12, releasing is spacing to directional wheel support 42 and wheel shaft 52, can directional wheel assembly 40 and universal wheel component 50 be pulled down assembling, convenient disassembly from rail vehicle frame 10.Latch 12 can be buckled on the rail vehicle frame 10 through chaining 13, avoids being scattered of latch 12, loss etc.
Further, can also be provided with screwed hole, correspondingly in the mounting hole site 11 of rail vehicle frame 10, be set with bolt 14,, can wheel shaft 52 further be fixed in the mounting hole site 11 through cooperating of bolt 14 and screwed hole at the end of wheel shaft 52.
This rail wheel assembly 20 comprises the support 21 that is fixedly mounted on rail vehicle frame 10 downsides, be installed in the rotating shaft 22 on the support 21 and be installed in the rail wheel 23 in the rotating shaft 22 through bearing 25.In the present embodiment, this support 21 is two " L " type supports 21 that separate, and is fixedly mounted on rail vehicle frame 10 downsides through bolt, pad, nut etc.Rotating shaft 22 is installed between two " L " type supports 21 that separate, and rotating shaft 22 ends are provided with the stop nut 24 that locks it on the support 21, prevents getting loose of rotating shaft 22, and is as shown in Figure 4.This rail wheel 23 is installed in one section rotating shaft 22 between two supports 21 through bearing 25, and the shape of this rail wheel 23 and the shape of rail are complementary, and is convenient on rail, move.As shown in Figure 2, this rail wheel assembly 20 is two groups, is separately positioned on the both sides, front and back of rail vehicle frame 10, thus the whole rail vehicle frame 10 of support uniformly; Certainly, the quantity of rail wheel assembly 20, position etc. can be adjusted according to actual needs.
This rail wheel frame component 30 comprises that installation frame 31 and rotatable is installed in the rail wheel 32 on the installation frame 31.The rail wheel 23 of the shape of this rail wheel 32 and rail wheel assembly 20 is basic identical.This installation frame 31 is bottom surface opened at least, thereby makes the supporting surface of rail wheel 23 can stretch out the bottom surface of installation frame 31, cooperates with rail, on rail, walks.Like Fig. 1, shown in 2, this installation frame 31 is open simultaneously up and down shaped as frame, and is combined by two channels.Rotating shaft 33 is installed between two channels, and can be provided with stop nut 34 equally at the end of rotating shaft 33.This rail wheel 32 is installed in one section rotating shaft 33 between two channels through bearing 35.
This rail wheel frame component 30 is installed on the rail vehicle frame 10 through the insulation coupling assembling, and in the present embodiment, this insulation coupling assembling is telescopic assembly, thereby when rail wheel frame component 30 does not use, is recoverable to minification.This insulation coupling assembling comprises the expansion link assembly 60 and locked component 70 that is installed on the rail vehicle frame 10.This rail wheel frame component 30 is fixedly mounted on the flexible end of expansion link assembly 60, and controls the locking or the releasing orientation of rail wheel frame components 30 by locked component 70.
As shown in Figure 6, this expansion link assembly 60 comprises the fixed sleeving 61 that is fixedly mounted on the rail vehicle frame 10, insert the telescopic tube 62 that is installed in the fixed sleeving 61, insert the expansion link 63, the free-ended connecting rod 64 that is fixedly installed on expansion link 63 that are installed in the telescopic tube 62, prevent that telescopic tube 62 from deviating from the fixed cover 65 of fixed sleeving 61, preventing that expansion link 63 from deviating from the insulation fixed cover 66 of telescopic and the insulation contiguous block 68 of insulation plug screw 67 and setting telescopic tube 62 in.Understandable, the quantity of telescopic tube 62, length all can increase or reduce as required.The insertion end of expansion link 63 is fixedly connected with insulation contiguous block 68, and joins through insulation contiguous block 68 and telescopic tube 62 insulation, thereby formation is insulated and is connected between expansion link 63 and telescopic tube 62.Be drawn out use at this rail wheel frame component 30; When being crossed on two rails simultaneously with this rail wheel assembly 20; Because expansion link 63 is connected with insulation between the telescopic tube 62, makes between rail wheel frame component 30 and the rail vehicle frame 10 that also formation is insulated, so can not have influence on the railway signal of rail; Thereby satisfied the stationarity that moves, also satisfied the requirement that does not influence the work of rail.
Understandable, the version of expansion link assembly 60 can adopt other version, and the flexible form of the stretching structure of antenna, photographing foot stand etc. for example is as long as guarantee the insulation between expansion link 63 and the telescopic tube 62.
As shown in Figure 7, this locked component 70 is used to block rail wheel frame component 30, thereby rail wheel 32 supports 21 assemblies can not deviate from when not using.This locked component 70 comprises the hollow lock tube 71 that is fixedly mounted on the rail vehicle frame 10, be set in drawing cap 72, insert the stop pin 73 in the hollow lock tube 71 and being set in that stop pin 73 is peripheral to promote the spring 74 that stop pins 73 1 ends stretch out hollow lock tube 71 of hollow lock tube 71 tops.The end that stop pin 73 stretches out hollow lock tube 71 is inserted in the installation frame 31 of rail wheel frame component 30, thus locking rail wheel frame component 30; The other end of stop pin 73 is fixedly connected with drawing cap 72, when the needs release, draws cap 72 can drive stop pin 73 and deviates from installation frame 31, unclamps the locking of rail wheel frame component 30.When cap 72 was drawn in pulling, compression spring 74 made spring 74 have and promotes the trend that stop pin 73 resets, after pulling out rail wheel frame component 30, unclamp draw cap 72 after, under the drive of spring 74, stop pin 73 resets.
Understandable, locked component 70 also can adopt other version, for example lock expansion link assembly 60 latch 12, catch on clasp of rail wheel frame component 30 or the like.
As shown in Figure 7, be to use above-mentioned double track to take turns the sketch map of the railway illumination lamp of traveling vehicle frame.This railway illumination lamp also comprises the lamp main body 80 that is installed on the double-rail travelling wheel carriage.This lamp main body 80 comprises light fixture 81 and generator stand 82.Be provided with flexible connection cover 15 at rail vehicle frame 10 upsides, generator stand 82 is fixedly mounted on through screw, bolt etc. and flexibly connects on the cover 15, thereby whole lamp main body 80 is installed on the rail vehicle frame 10.
When double-rail travelling wheel carriage need be walked on the ground; Directional wheel assembly 40 and universal wheel component 50 are installed to the downside of rail vehicle frame 10; Because when directional wheel assembly 40 is supported in ground with universal wheel component 50; Rail wheel assembly 20 all forms unsettled slit with ground with rail wheel frame component 30 minimum points, and this moment, pushing generator seat 82 can make whole railway illumination lamp 81 walk on the ground by this directional wheel assembly 40 and universal wheel component 50 conduct supports.
And when needs are walked on single rail, the rail wheel 23 of rail wheel assembly 20 is supported on the rail, this moment, this directional wheel assembly 40 and universal wheel component 50 basic built on stilts were walked on single rail thereby can promote whole railway illumination lamp 81.Certainly,, can also pull up latch 12, universal wheel component 50 and directional wheel assembly 40 are unloaded, instead adorn for fear of the obstruction of directional wheel assembly 40 and universal wheel component 50.
When needs are walked on two rails, the rail wheel 23 of this rail wheel assembly 20 is supported on the rail; Then, pulling locked component 70 draw cap 72, extract stop pin 73, remove locking to rail wheel frame component 30; Outwards spur rail wheel frame component 30 then, till the rail wheel 32 with rail wheel frame component 30 supports on another root rail.At this moment, because expansion link assembly 60 insulate,, can the signal of telecommunication on the rail not impacted even therefore two rail wheels 32 are crossed on two rails yet.Promoting engine bearer, can make whole railway illumination lamp 81 on two rails, walk.
Claims (9)
1. double-rail travelling wheel carriage; Comprise the rail vehicle frame; It is characterized in that the rail wheel frame component that also comprises the ground running wheel assembly that detachably is installed in said rail vehicle frame below, is installed in the rail wheel assembly of said rail vehicle frame below and is installed in said rail vehicle frame one side through the insulation coupling assembling;
When said ground running wheel assembly was supported in ground, the minimum point of said rail wheel assembly and rail wheel frame component all formed unsettled slit with ground;
When said rail wheel assembly and said rail wheel frame component are supported on the rail, said ground running wheel assembly built on stilts.
2. double-rail travelling wheel carriage according to claim 1 is characterized in that, said rail wheel frame component comprises that installation frame and rotatable is installed in the rail wheel on the said installation frame; Said installation frame is bottom surface opened at least, and the supporting surface of said rail wheel stretches out the bottom surface of said installation frame.
3. double-rail travelling wheel carriage according to claim 2 is characterized in that, said insulation coupling assembling comprises expansion link assembly and the locked component that is installed on the said rail vehicle frame; Said rail wheel frame component is fixedly mounted on the flexible end of said expansion link assembly, and controls the locking or the releasing orientation of said rail wheel frame component by said locked component.
4. double-rail travelling wheel carriage according to claim 3; It is characterized in that said expansion link assembly comprises the fixed sleeving that is fixedly mounted on the said rail vehicle frame, insert the telescopic tube that is installed in the said fixed sleeving, insert the expansion link, the free-ended connecting rod that is fixedly installed on said expansion link that are installed in the said telescopic tube, prevent that said telescopic tube from deviating from the fixed cover of said fixed sleeving, preventing that said expansion link from deviating from insulation fixed cover and the insulation plug screw of said telescopic and the insulation contiguous block that in said telescopic tube, is provided with;
The insertion end of said expansion link is fixedly connected with said insulation contiguous block, and joins through said insulation contiguous block and the insulation of said telescopic tube.
5. double-rail travelling wheel carriage according to claim 3; It is characterized in that said locked component comprises the hollow lock tube that is fixedly mounted on the said rail vehicle frame, be set in drawing cap, insert the stop pin in the said hollow lock tube and being set in that said stop pin is peripheral to promote the spring that said stop pin one end stretches out said hollow lock tube of said hollow lock tube top; Installation frame, the other end that the end that said stop pin stretches out said hollow lock tube locks said rail wheel frame component are fixedly connected with the said cap that draws.
6. double-rail travelling wheel carriage according to claim 1; It is characterized in that said rail wheel assembly comprises the support that is fixedly mounted on said rail vehicle frame downside, be installed in the rotating shaft on the said support and be installed in the rail wheel in the said rotating shaft through bearing; Said rotating shaft end is provided with the stop nut that locks it on the said support.
7. double-rail travelling wheel carriage according to claim 1 is characterized in that, said ground running wheel assembly comprises directional wheel assembly and universal wheel component.
8. double-rail travelling wheel carriage according to claim 7 is characterized in that, each said directional wheel assembly and universal wheel component include wheel shaft;
Said rail vehicle frame is provided with the mounting hole site that supplies said wheel shaft to insert; Said rail vehicle frame is provided with the latch that inserts in the said mounting hole site, and said wheel shaft is provided with the pin hole corresponding with said latch.
9. double-rail travelling wheel carriage according to claim 8 is characterized in that, the said the tip of the axis of taking turns is provided with screwed hole, in said mounting hole site, is provided with the bolt that cooperates with said screwed hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910107463 CN101706088B (en) | 2009-05-21 | 2009-05-21 | Double-rail travelling wheel carriage and railway lighting lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910107463 CN101706088B (en) | 2009-05-21 | 2009-05-21 | Double-rail travelling wheel carriage and railway lighting lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101706088A CN101706088A (en) | 2010-05-12 |
| CN101706088B true CN101706088B (en) | 2012-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910107463 Expired - Fee Related CN101706088B (en) | 2009-05-21 | 2009-05-21 | Double-rail travelling wheel carriage and railway lighting lamp |
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| Country | Link |
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| CN (1) | CN101706088B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832451B (en) * | 2010-06-01 | 2012-10-03 | 海洋王照明科技股份有限公司 | Movable type traveling vehicle frame |
| CN102556082B (en) * | 2010-12-30 | 2014-07-30 | 海洋王照明科技股份有限公司 | Double-track running device |
| CN102673580B (en) * | 2011-03-17 | 2015-10-28 | 海洋王照明科技股份有限公司 | A kind of Multifunctional mobile vehicle frame and removable lighting |
| CN102853275B (en) * | 2011-06-30 | 2014-02-19 | 海洋王照明科技股份有限公司 | Lamp and vehicle frame thereof |
| CN103171570A (en) * | 2011-12-22 | 2013-06-26 | 海洋王照明科技股份有限公司 | Multifunctional mobile platform |
| CN109915751A (en) * | 2019-03-23 | 2019-06-21 | 江苏金润龙科技股份有限公司 | A kind of mobile pharos of independent power generation |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4048925A (en) * | 1975-06-11 | 1977-09-20 | Swedish Rail System Ab Srs | Vehicle for and method of operation on both road and railroad track |
| US4448132A (en) * | 1981-09-17 | 1984-05-15 | Beatty William T | Convertible railway-highway vehicle |
| CN2602250Y (en) * | 2002-12-30 | 2004-02-04 | 周京舟 | Movable construction site illuminating vehicle having ball type lighting apparatus and novel fixing apparatus |
| CN2679230Y (en) * | 2004-01-14 | 2005-02-16 | 尹爱群 | Multipurpose combined machinery for railway maintenance |
| CN1681674A (en) * | 2002-09-19 | 2005-10-12 | 舍兰德锻造及机械加工厂有限公司 | A vehicle adapted for different driving modes, and a method of driving such vehicles |
| CN2863588Y (en) * | 2005-12-16 | 2007-01-31 | 美的集团有限公司 | Hand cart |
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2009
- 2009-05-21 CN CN 200910107463 patent/CN101706088B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4048925A (en) * | 1975-06-11 | 1977-09-20 | Swedish Rail System Ab Srs | Vehicle for and method of operation on both road and railroad track |
| US4448132A (en) * | 1981-09-17 | 1984-05-15 | Beatty William T | Convertible railway-highway vehicle |
| CN1681674A (en) * | 2002-09-19 | 2005-10-12 | 舍兰德锻造及机械加工厂有限公司 | A vehicle adapted for different driving modes, and a method of driving such vehicles |
| CN2602250Y (en) * | 2002-12-30 | 2004-02-04 | 周京舟 | Movable construction site illuminating vehicle having ball type lighting apparatus and novel fixing apparatus |
| CN2679230Y (en) * | 2004-01-14 | 2005-02-16 | 尹爱群 | Multipurpose combined machinery for railway maintenance |
| CN2863588Y (en) * | 2005-12-16 | 2007-01-31 | 美的集团有限公司 | Hand cart |
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| Publication number | Publication date |
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| CN101706088A (en) | 2010-05-12 |
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Granted publication date: 20120627 Termination date: 20190521 |