CN104661852B - Pick device for the self-insulating feed line of modularity - Google Patents

Pick device for the self-insulating feed line of modularity Download PDF

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Publication number
CN104661852B
CN104661852B CN201380045504.9A CN201380045504A CN104661852B CN 104661852 B CN104661852 B CN 104661852B CN 201380045504 A CN201380045504 A CN 201380045504A CN 104661852 B CN104661852 B CN 104661852B
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CN
China
Prior art keywords
permanent magnet
closure member
pick device
magnet
elongated
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Active
Application number
CN201380045504.9A
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Chinese (zh)
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CN104661852A (en
Inventor
恩佐·索伦蒂诺
维托·西西利亚诺
弗朗切斯科·奥泰洛
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Hitachi Rail STS SpA
Original Assignee
Ansaldo Trasporti Sistemi Ferroviari SpA
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
    • B60L5/42—Current collectors for power supply lines of electrically-propelled vehicles for collecting current from individual contact pieces connected to the power supply line
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
    • B60M1/00—Power supply lines for contact with collector on vehicle
    • B60M1/02—Details
    • B60M1/10—Arrangements for energising and de-energising power line sections using magnetic actuation by the passing vehicle
    • B60M1/103—Arrangements for energising and de-energising power line sections using magnetic actuation by the passing vehicle by vehicle-borne magnets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2200/00—Type of vehicles
    • B60L2200/26—Rail vehicles

Abstract

A kind of pick device of the self-insulating feed line for vehicle, wherein, being contained in multiple conductive element that the flexible strip element being attracted magnetically in insulator seal closing member is spaced apart according to priority to each other and in the outside of closure member provides power supply.This pick device includes the first permanent magnet and the second permanent magnet, three permanent magnet and the 4th permanent magnet and a pair of elongated sliding contact portion, and the first permanent magnet and the second permanent magnet are spaced apart from each other and form a pair of magnets being arranged at the first end of closure member along the longitudinal axis D of closure member；Three permanent magnet and the 4th permanent magnet are spaced apart from each other along axis D and form second pair of magnet being arranged at the second end of closure member；A pair of elongated sliding contact portion is carried and extended between a pair of magnets and second pair of magnet by closure member.

Description

Pick device for the self-insulating feed line of modularity
Technical field
The present invention relates to a kind of pick device for the self-insulating feed line of modularity.
Background technology
Patent EP-B-0761493 describes a kind of modularity feed line, and wherein, each module is all included by insulant The elongated closure member made, this closure member defines the inner chamber extending along rectilinear direction.Insulator seal closing member is suitable in use It is embedded in road surface, wherein, the top of insulator seal closing member and road surface itself is coplanar.Inner chamber houses flexible strip element, This flexible strip element is provided with by being suitable to some made with the ferrimagnet of magnetic field interaction, this magnetic field by along The pick device that the vehicle (such as rolling stock) of feed line movement carries produces.
Feed line also includes the multiple flat conductive element being carried by the top of closure member, the plurality of flat conduction Property element along rectilinear direction align and substantially coplanar with road surface.
In the case of the magnetic attraction not being derived from pick device, the whole length itself being directed to module itself with element sets Put its be substantially linear and undeformed resting position in, and conductive element connect to negative reference current potential (electric Position) and/or be not powered.Therefore setting themselves are automatically state of insulation in the case of there is not magnetic activation by feed line.
Exist from the case of the magnetic attraction of the pick device of the vehicle of closure member, by carrying that magnetic field is affected Element portion is bent upwards, thus being deformed into substantially sine wave；Positive feeder within closure member for this jut with element Implement bridge-type to electrically connect, this at least one conductive element connects to positive feeder between at least one conductive element. The conductive element being arranged on the sidepiece of element connects to reference potential (ground potential).
Vehicle determines the jut with element along the displacement of inner chamber with respect to the displacement of closure member, thus allowing to conduct The order of property element is powered.
It is true that electric vehicle is provided with following pick devices：This pick device determines above-mentioned magnetic attraction and allows Charged conductive element is connected with providing the sliding contact portion of power supply to electric vehicle.
European patent EP-B-0993389 describes a kind of pick device, and this pick device is suitable to and document EP-B- The feed line connection of type described in 0761493.
Content of the invention
It is an object of the invention to provide a kind of pick device, this pick device can with described in document EP-B-0761493 The circuit of type be used together, and guarantee the stronger captivation with element.
Above-mentioned purpose is achieved by the following present invention, the present invention relates to a kind of pickup apparatus for self-insulating feed line Standby, wherein, the flexible strip element being provided with the part being made up of ferrimagnet is contained in acquisition in insulation protection closure member Elongated intracavity, and can move between low spare space and high activation position after magnetic attraction with element, in height Activation position in, the part with element defines electric bridge, thus allow be located at described closure member outside, along this envelope The power supply of at least one of multiple conductive element that closing member is spaced apart from each other conductive element, multiple conductive element are in institute It is supplied with electricity according to priority, described pick device includes the elongated along longitudinal axis D after stating the displacement of the variant part with element Closure member, this elongated closure member is equipped with magnetic leading-in device and is suitable to be arranged to and at least one flat conductive element described The pick device of contact is it is characterised in that described magnetic leading-in device includes：
- the first permanent magnet and the second permanent magnet, this first permanent magnet and the second permanent magnet are spaced along described direction D Open (d1), and form the pair of parellel magnet being arranged at the first end of described elongated closure member, wherein, first to simultaneously Row's magnet has the contrary polarity of the same side towards closure member, and wherein said same side is to described flat conductivity unit Part；
- the three permanent magnet and the 4th permanent magnet, this three permanent magnet and the 4th permanent magnet are spaced along described axis D Open, and form the second couple magnet side by side being arranged at the second end of described elongated closure member, wherein, second to magnetic side by side Body has the contrary polarity of the same side towards closure member, and wherein said same side is to described flat conductive element；
5th permanent magnet (25), the 5th permanent magnet (25) is along described longitudinal axis D in a pair of magnets (20a) and the Extend between two pairs of magnets (20b)；
Described pick device includes at least one elongated sliding contact portion, and this at least one elongated sliding contact portion is by described Closure member carries and extends between a pair of magnets and second pair of magnet along described axis D.
Brief description
Now with reference to the drawing in accompanying drawing, present invention is described, and accompanying drawing shows the side of being preferable to carry out of the present invention Formula, wherein：
Fig. 1 shows the side view of the pick device implemented according to the present invention；
Fig. 2 shows the top view of the pick device in Fig. 1；
Fig. 3 shows the upward view of the pick device in Fig. 1；
Fig. 4 shows the side view (two side views are identical) of the pick device in Fig. 1；
Fig. 5 shows the view of the pick device intercepting according to the plane V V in Fig. 1；
Fig. 6 shows the view of the pick device intercepting according to the plane VI VI in Fig. 2；And
Fig. 7 shows the pick device described in Fig. 1 to Fig. 6 that self-insulating feed line is used together with modularity.
Specific embodiment
In Fig. 1 to Fig. 6, reference 1 indicates on the whole for self-insulating feed line 2 (roughly illustrating in the figure 7) Pick device.
Feed line 2 is known type, the type described in for example, document EP-B-0761493.
For this reason, feed line 2 roughly will be described.
Especially, feed line 2 includes the multiple modules (showing individual module for the sake of simplicity) being coupled to each other.Each mould Block all includes elongated closure member 3 being made up, defining the inner chamber 5 extending along rectilinear direction D of insulant.
Insulator seal closing member 3 is suitable to be embedded in road surface 6 in use, wherein, the top 3-up of insulator seal closing member 3 with Road surface 6 itself is coplanar.
Inner chamber 5 houses flexible strip element 7, and this flexible strip element 7 is provided with some being made up of ferrimagnet 8, Ferrimagnet 8 is suitable to and the magnetic being produced by the pick device of vehicle 9 (rolling stock for example moving in orbit, not shown) Field interactions, wherein, this pick device has the feature that will hereinafter be described.
Feed line 2 includes the multiple flat conductive element 10 being carried by the top 3-up of closure member 3, the plurality of flat Conductive element 10 along direction D align and coplanar with road surface 6.
In the case of not having magnetic attraction, it is substantially that the whole length itself being directed to module itself with element 7 is arranged on it In straight line and undeformed resting position, and conductive element 10 connects to negative reference current potential (ground potential) and/or does not have It is powered.
Existing from the case of the magnetic attraction of the pick device of the vehicle of closure member 3, band affected by magnetic fields Element portion 7 is bent upwards, thus being deformed into substantially sine wave；Positive pole within closure member 3 for this jut 7-up with element 7 Implement bridge-type between feed line and at least one conductive element 10-p to electrically connect, this at least one conductive element 10-p connects To positive feeder 11.The conductive element 10 being arranged on the sidepiece of element 10-p connects to reference potential (ground potential).
Vehicle 9 determines the jut 7-up with element 7 along the displacement of inner chamber 5 with respect to the displacement of closure member 3, thus The order allowing conductive element 10 is powered.
It is true that electric vehicle 9 is provided with pick device 1, this pick device 1 determines above-mentioned magnetic attraction and allows to carry Electrical conductivity element 10-p is connected with providing the sliding contact portion of power supply to electric vehicle 9.
Pick device 1 includes the elongated parallelepiped closure member 13 along longitudinal axis D.This closure member 13 is by non magnetic Material is made, and is especially made up of plastic material, and closure member 13 include being coupled to each other first on shell 14 (be shaped to put down Row hexahedron) and the second lower casing 15 (being shaped to parallelepiped).In use, upper shell 14 is suitable to by from electric vehicle 9 Bottom extend pantograph 16 (illustrating therefore for known type and roughly) carry, and lower casing 15 be suitable to towards Road surface 6 and conductive element 10.
Closure member 13 houses：
- the first permanent magnet 18 and the second permanent magnet 19, this first permanent magnet 18 and the second permanent magnet 19 are along longitudinal axis D To be spaced apart from each other apart from d1, and the first permanent magnet 18 and the second permanent magnet 19 define the first end being arranged on closure member 13 Pair of parellel magnet 20a at portion 13a；
Three permanent magnet 22 and the 4th permanent magnet 23, this three permanent magnet 22 and the 4th permanent magnet 23 are along longitudinal axis D To be spaced apart from each other apart from d2 (width d2=d1), and this three permanent magnet 22 and the 4th permanent magnet 23 define and are arranged on envelope The second couple magnet 20b side by side at the second end 13b of closing member 13；
5th permanent magnet 25 (alternatively), the 5th permanent magnet 25 extends simultaneously between first couple of 20a and second couple of 20b And launch along longitudinal axis D.
First magnet 18, the second magnet 19, the 3rd magnet 22 and the 4th magnet 23 are shaped to parallelepiped, wherein, more Long lateral edges are arranged to and longitudinal axis D lateral cross, and the 5th magnet 25 is shaped to parallelepiped, wherein, longer Lateral edges be arranged to parallel with longitudinal axis D.
Parallelepiped magnet 18 and 19 (Fig. 1) have towards closure member 13 same first sidepiece 13f's and shape Become corresponding first tabular surface 18f and 19f of opposite polarity N pole and S pole；Correspondingly, magnet 18 and 19 (Fig. 1) have towards with First sidepiece 13f contrary same second sidepiece be 13g's and be formed with opposite polarity S pole and corresponding the second of N pole flat Smooth face 18g and 19g.
Parallelepiped magnet 22 and 23 (Fig. 1) have towards closure member 13 the first sidepiece 13f's and formed contrary Polarity N pole and corresponding first tabular surface 22f and 23f of S pole；Correspondingly, magnet 22 and 23 (Fig. 1) has towards same Corresponding second tabular surface 22g and 23g of two sidepiece 13g, this second tabular surface 22g and 23g is formed with contrary polarity S pole With N pole.
Each magnet 18,19,22 and 23 is all contained in corresponding intracavity, and (for the sake of describing simply, these chambeies are unused attached Icon note is indicated), these chambeies have the size corresponding roughly to magnet to allow stably to position magnet 18,19,22 and 23 Inside in closure member 13.Similar explanation is applied to the 5th magnet 25.
Easily, above-mentioned permanent magnet 18,19,22 and 23 can implement (such as 4 pieces) by the bag of magnet block side by side.
Equally, the 5th magnet 25 can include being fixed on the plate (not shown) being made up of ferrimagnet a group is side by side Magnet block (for example, 12 pieces).
Chamber to be formed by shell 14 and 15 is coupled to each other；For this reason, in order to touch magnet, need by shell 14 and 15 that This is separately (connection between shell 14 and 15/separately implemented by the simple mechanism of such as screw etc).
Lower casing 15 includes flat substrate rectangular wall 27 (Fig. 1), and this flat substrate rectangular wall 27 externally defines Face 13f, and coverage rate 18f, 19f, 22f and 23f and magnet 25.Flat substrate wall 27 has one at magnet The thickness causing, and be arranged in use to towards road surface 6 and conductive element 10.
Closure member 13 forms the first elongated lower bottom base 30 and the second elongated lower bottom base 31, this first elongated lower bottom base 30 and the Two elongated lower bottom bases 31 are opened on flat base wall 27 and are arranged at the opposite sides of the 5th permanent magnet 25.Each is gone to the bottom Seat 30 and 31 is respectively provided with square-section, and wherein, longer sidepiece is parallel with longitudinal axis D.Base 30,31 also has identical chi Very little.
Each base 30,31 houses corresponding sliding contact portion 32,33, and this sliding contact portion 32,33 is by corresponding elasticity Damping unit 34 (known type and be therefore not described in detail) carry and the stretching, extension by bottom base 30,31 and project Exceed the plane (Fig. 1) of face 13f.
Elastic damping part 34 allows the limited relative motion along the direction H transverse to longitudinal axis D.
Sliding contact portion 30,31 is shaped to parallelepiped, and wherein, longer sidepiece is parallel with longitudinal axis D and phase Axis 5 is arranged on the two opposite sides of the 5th magnet 25.Sliding contact portion 32,33 be made up of conductive metal material and Connection (for simplicity not shown) with corresponding electrical conductivity cable, this electrical conductivity cable extends to from pick device 1 Electric vehicle 9 and allow vehicle 9 electromotor power supply.
Flat substrate wall 27 (Fig. 3) has in flat substrate diapire 27 on it is towards the face of the outside of pick device Entire length on the square-section longitudinal fluting 36 that extends along flat substrate diapire 27.
In use, its own is arranged on electric wire 2 electric vehicle 9, and wherein pick device 1 is towards conductive element 10.Pick device 1 is lowered, till diapire 27 is shelved on road surface 6.
In this position, magnet 18,19,22 and 23 is very close to the band element being included within closure member 3；In each pair magnetic The magnetic field line extending between the N pole of body 20a, 20b and S pole passes through rising and bending thus being deformed into wavy corresponding with element Part 7-up-sx and 7-up-dx closure.Using of magnet 20a, 20b of two pairs of opposing allows in 7-up-sx and 7-up-dx two Symmetrical and stronger captivation is applied on person, so that it is guaranteed that the connection of above-mentioned bridge-type is of completely closed.
Its own is arranged to contact with conductive element 10p connecting to electric wire 11 by sliding contact portion 32,33, thus permitting Being permitted can be with respect to the power supply of the electromotor of the electric vehicle 9 of closure member 3 movement under the thrust of the electromotor of electric vehicle 9.
Vehicle 9 makes the different piece with element 7 upwardly-deformed with respect to changing of the relative position of closure member 3, therefore, Conductive element powered first is disconnected, and the conductive element 10 being adjacent connects to line 11.Therefore conductivity unit Part 10 is powered after the displacement of the variant part with element within continue closure member in order.
Due to above-mentioned setting, powered conductive element 10 is always covered by closure member 13, and this closure member has following chis Very little：Cover the conductive element of power supply；It is ensured that the safety of line and preventing and powered conductive element 10 Any unexpected contact.
In the case that wall 27 is worn and torn due to friction, by separating upper shell 14 with lower casing 15 and can change Lower casing 15 is replacing wall 27.Therefore, there is no need to replace whole closure member 13.

Claims (13)

1. a kind of pick device of the self-insulating feed line for vehicle, wherein, is provided with the part being made up of ferrimagnet (8) flexible strip element (7) is contained in the long die cavity (5) obtained in insulation protection closure member (3), and described flexible-belt Element (7) can move after magnetic attraction between low spare space and high activation position, in described high activation position In putting, a part for described flexible strip element (7) forms electric bridge, thus allowing to be located at outside described insulation protection closure member simultaneously And belong at least one of the multiple conductive element (10) being spaced apart from each other along described insulation protection closure member conductivity The power supply of element (10-p), after the variant part of described flexible strip element shifts, the plurality of conductive element (10) is pressed suitable Sequence is supplied with electricity, and described pick device includes the elongated closure member (13) along longitudinal axis (D), described elongated closure member (13) Be equipped with magnetic leading-in device and pick device, described pick device be suitable to be arranged to flat described at least one conductivity unit Part (10-p) contacts,
It is characterized in that, described magnetic leading-in device includes：
- the first permanent magnet (18) and the second permanent magnet (19), described first permanent magnet (18) and described second permanent magnet (19) edge Described longitudinal axis (D) to be spaced apart from each other, and form the of first end (13a) place being arranged on described elongated closure member Pair of parellel magnet (20a), wherein, described pair of parellel magnet (20a) has towards described elongated closure member in the face of flat The contrary polarity (N, S) of the same side (13f) of smooth the plurality of conductive element (10)；
- the three permanent magnet (22) and the 4th permanent magnet (23), described three permanent magnet (22) and described 4th permanent magnet (23) edge Described longitudinal axis (D) to be spaced apart from each other, and form the second end (13b) place being arranged on described elongated closure member (13) The second couple magnet (20b) side by side, wherein, described second has the face towards described elongated closure member to magnet side by side (20b) Contrary polarity (N, S) to the described same side of flat the plurality of conductive element (10)；
5th permanent magnet (25), described 5th permanent magnet (25) is along described longitudinal axis (D) in described pair of parellel magnet (20a) extend between magnet side by side (20b) with described second；
Described pick device includes at least one elongated sliding contact portion (32,33), at least one elongated sliding contact portion described (32,33) are carried and along described longitudinal axis (D) in described pair of parellel magnet by described elongated closure member (13) (20a) extend between magnet side by side (20b) with described second.
2. pick device according to claim 1, wherein, described elongated closure member be provided with for house described first to The inner chamber of the 5th permanent magnet (18,19,22,23,25), the described first to the 5th permanent magnet (18,19,22,23,25) has by institute State corresponding face that the flat diapire (27) with thickness of elongated closure member covers (18f, 19f, 22f, 23f, 25)； Described diapire is in use towards flat the plurality of conductive element (10) to keep the described first to the 5th permanent magnet Constant with the distance between the flat laying surface of the plurality of conductive element.
3. pick device according to claim 2, wherein, described elongated closure member is included outside the first shell (14) and second Shell (15), described second housing (15) can be connected with described first shell (14) to form accommodating described first to the 5th permanent magnetism The described inner chamber of body, and described second housing (15) defines described diapire；It is additionally provided with and be adapted to allow for outside described second The device that shell is separated with described first shell.
4. pick device according to claim 1, wherein, described elongated closure member (13) is shaped to parallelepiped.
5. pick device according to claim 1, wherein, described elongated closure member (13) is by non-magnetic insulating material system Become.
6. pick device according to claim 1, wherein, described first permanent magnet (18) and described second permanent magnet (19) Between along described longitudinal axis (D) apart from d1 be equal to described three permanent magnet (22) and described 4th permanent magnet (23) it Between along described longitudinal axis (D) apart from d2.
7. pick device according to claim 1, wherein, the described first to the 5th permanent magnet (18,19,22,23,25) is fixed Shape is parallelepiped.
8. pick device according to claim 2, wherein, described flat diapire (27) is at it towards described pick device The face of outside on there is longitudinal fluting, described longitudinal fluting is whole in described flat diapire along described flat diapire Extend in length.
9. pick device according to claim 8, wherein, described longitudinal fluting has rectangle lengthwise section.
10. pick device according to claim 1, wherein, described pick device at least includes the first elongated sliding contact Portion (32) and the second elongated sliding contact portion (33), described first elongated sliding contact portion (32) and described second elongated slide and connect Contact portion (33) is arranged at the contrary both sides of described 5th permanent magnet (25).
11. pick devices according to claim 1, wherein, damping unit (34) is arranged to be plugged on described elongated closing Between part and described sliding contact portion, described damping unit (34) is adapted to allow for along the side transverse to described longitudinal axis (D) Relative motion to (H).
12. pick devices according to claim 1, wherein, described insulation protection closure member has the biography that covering is powered The size of the property led element is to guarantee line security and to prevent from contacting with any unexpected of the conductive element being powered.
13. pick devices according to claim 1, wherein, described elongated closure member (13) is made up of plastic material.
CN201380045504.9A 2012-08-29 2013-08-29 Pick device for the self-insulating feed line of modularity Active CN104661852B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT000745A ITTO20120745A1 (en) 2012-08-29 2012-08-29 CURRENT CAPACTER FOR MODULAR ELECTRIC POWER SUPPLY LINE ISOLATED
ITTO2012A000745 2012-08-29
PCT/IB2013/058123 WO2014033663A2 (en) 2012-08-29 2013-08-29 Pick up device for modular self insulated supply line

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Publication Number Publication Date
CN104661852A CN104661852A (en) 2015-05-27
CN104661852B true CN104661852B (en) 2017-03-01

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CN201380045504.9A Active CN104661852B (en) 2012-08-29 2013-08-29 Pick device for the self-insulating feed line of modularity

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IT (1) ITTO20120745A1 (en)
WO (1) WO2014033663A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108725218A (en) * 2018-08-06 2018-11-02 南宁市赛先生科技开发有限公司 A kind of electric vehicle and matching used road surface contact are for electric installation

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US519291A (en) * 1894-05-01 William b
US777124A (en) * 1904-07-28 1904-12-13 James M Morgan Magnet-contact for propulsion of cars.
DE1011914B (en) * 1952-02-12 1957-07-11 Ludwig Reinhardt Power supply with partial conductors for electric trains and vehicles of all kinds
FR1151382A (en) * 1955-06-22 1958-01-29 System for the power supply of electric railways by third rail
SU921894A1 (en) * 1979-09-19 1982-04-23 за витель (S) УСТРОЙСТВО дл ЭНЕРГОСНАБЖЕНИЯ ТРАНСПОРТНОГО СРЕДСТВА Vehicle power supply apparatus
EP0761493A1 (en) * 1995-08-22 1997-03-12 ANSALDO TRASPORTI S.p.A. Supply line for an electric vehicle and transport system using it
CN102232140A (en) * 2008-08-22 2011-11-02 安萨尔多信号和交通系统有限公司 Ventilation system for railway tunnels

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US519291A (en) * 1894-05-01 William b
US777124A (en) * 1904-07-28 1904-12-13 James M Morgan Magnet-contact for propulsion of cars.
DE1011914B (en) * 1952-02-12 1957-07-11 Ludwig Reinhardt Power supply with partial conductors for electric trains and vehicles of all kinds
FR1151382A (en) * 1955-06-22 1958-01-29 System for the power supply of electric railways by third rail
SU921894A1 (en) * 1979-09-19 1982-04-23 за витель (S) УСТРОЙСТВО дл ЭНЕРГОСНАБЖЕНИЯ ТРАНСПОРТНОГО СРЕДСТВА Vehicle power supply apparatus
EP0761493A1 (en) * 1995-08-22 1997-03-12 ANSALDO TRASPORTI S.p.A. Supply line for an electric vehicle and transport system using it
CN102232140A (en) * 2008-08-22 2011-11-02 安萨尔多信号和交通系统有限公司 Ventilation system for railway tunnels

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WO2014033663A3 (en) 2014-09-04
CN104661852A (en) 2015-05-27
ITTO20120745A1 (en) 2014-03-01
WO2014033663A2 (en) 2014-03-06

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