EP4626768A1 - Attelage à contact électrique pour un attelage à tampon central automatique d'un véhicule sur rails, et attelage à tampon central automatique ayant un tel attelage à contact électrique - Google Patents

Attelage à contact électrique pour un attelage à tampon central automatique d'un véhicule sur rails, et attelage à tampon central automatique ayant un tel attelage à contact électrique

Info

Publication number
EP4626768A1
EP4626768A1 EP23817378.5A EP23817378A EP4626768A1 EP 4626768 A1 EP4626768 A1 EP 4626768A1 EP 23817378 A EP23817378 A EP 23817378A EP 4626768 A1 EP4626768 A1 EP 4626768A1
Authority
EP
European Patent Office
Prior art keywords
coupling
electrical contact
housing
contact coupling
designed
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.)
Pending
Application number
EP23817378.5A
Other languages
German (de)
English (en)
Inventor
Christian Radewagen
Denny SCHOLZ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Voith Patent GmbH
Original Assignee
Voith Patent GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Voith Patent GmbH filed Critical Voith Patent GmbH
Publication of EP4626768A1 publication Critical patent/EP4626768A1/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
    • B61G5/00—Couplings for special purposes not otherwise provided for
    • B61G5/06—Couplings for special purposes not otherwise provided for for, or combined with, couplings or connectors for fluid conduits or electric cables
    • B61G5/10—Couplings for special purposes not otherwise provided for for, or combined with, couplings or connectors for fluid conduits or electric cables for electric cables
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
    • B61G3/00—Couplings comprising mating parts of similar shape or form which can be coupled without the use of any additional element or elements
    • B61G3/16—Couplings comprising mating parts of similar shape or form which can be coupled without the use of any additional element or elements with coupling heads rigidly connected by rotatable hook plates or discs and balancing links, the coupling members forming a parallelogram, e.g. "Scharfenberg" type

Definitions

  • the present invention relates generally to track-guided vehicles and in particular to rail vehicles.
  • the invention relates to coupling arrangements for track-guided vehicles, in particular rail vehicles, which contain automatic central buffer couplings.
  • an automatic center buffer coupling in particular for a freight wagon of a rail vehicle, wherein the automatic center buffer coupling has an electrical contact coupling.
  • an electrical contact coupling for an automatic central buffer coupling in particular for a freight wagon of a rail vehicle.
  • Electric central buffer couplings which enable the quick and easy coupling and uncoupling of wagons in a track-guided vehicle, are basically known from rail vehicle technology.
  • the mechanical coupling heads of the automatic central buffer coupling are connected in a force-locking manner in order to be able to transfer traction and impact forces between the wagons mechanically coupled in this way.
  • electrical cables In addition to the mechanical coupling of adjacent cars, electrical cables, such as power supply cables and/or data cables, are usually coupled simultaneously via several contact terminals arranged in an electrical contact carrier.
  • Conventional electrical contact couplings for automatic center buffer couplings of a rail-guided vehicle are usually arranged adjacent to the mechanical coupling head of the center buffer coupling and usually have a coupling housing in which an interface unit with a plurality of connection elements (terminals) is arranged.
  • the electrical contact coupling also generally has a protective flap (also referred to as "flap" for short herein) for covering access to the connection elements of the interface unit.
  • the protective flap is connected to an actuating device for moving the protective flap between a first position in which the protective flap covers the access and a second position in which the protective flap releases the access.
  • the present invention is based on the object of providing an electrical contact coupling for an automatic central buffer coupling, which is characterized by a simple and robust design, whereby the coupling process of the electrical contact coupling should be purely mechanical and without its own pneumatic drive, without sensors and without control.
  • the task is to specify an automatic central buffer coupling, in particular for a freight wagon of a rail-guided vehicle with a corresponding electrical contact coupling.
  • the invention relates in particular to an electrical contact coupling which has a housing with at least one electrical contact carrier which has contact terminals for electrical connections.
  • the housing of the electrical contact coupling according to the invention is longitudinally displaceable in the coupling direction relative to a coupling head of the central buffer coupling between a first position in which the electrical contact coupling is in its rest position ready for coupling and a second position in which the electrical contact coupling is in its coupled position.
  • the solution according to the invention does not use a complex pneumatic feed for the longitudinal displacement of the housing of the electrical contact coupling. Rather, the solution according to the invention provides that the electrical contact coupling has a spring mechanism with which the housing is pre-tensioned and moved into the second position.
  • the preload force of the spring mechanism can be used to longitudinally displace the housing in the coupling direction.
  • a stop mechanism is further provided in this context, by means of which the movement sequence of the housing between the first and second position is controlled.
  • the spring mechanism serves as preferably the only drive for moving the housing of the electrical contact coupling from the first position to the second position.
  • the stop mechanism has a stop element connected to the housing of the electrical contact coupling, which, due to the preload force of the spring mechanism, strikes or pushes against a control element mounted so as to be rotatable about an axis running perpendicular to the coupling direction.
  • the control element is designed in such a way that When the control element is rotated about the axis perpendicular to the coupling direction, the housing is displaced longitudinally relative to the coupling head of the central buffer coupling.
  • the control element preferably serves as the only drive for moving the housing of the electrical contact coupling from the second position to the first position.
  • control element is mounted so as to be rotatable relative to the electrical contact coupling and in particular relative to the housing of the electrical contact coupling about the axis running perpendicular to the coupling direction, wherein furthermore the housing of the electrical contact coupling is mounted so as to be longitudinally displaceable relative to the control element in the coupling direction.
  • the control element is coupled or can be coupled and in particular operatively connected or operatively connected to a coupling lock designed as a rotary lock of the automatic central buffer coupling in such a way that a rotation of the coupling lock designed as a rotary lock about a main axis, namely between an uncoupled position and a coupled position of the coupling lock designed as a rotary lock, the control element is rotated in a preferably synchronous manner about the axis running perpendicular to the coupling direction.
  • the control element is designed at least partially or in regions as a cam disk, wherein the stop element is pressed against an edge region of the control element designed at least partially or in regions as a cam disk due to the pre-tensioning force of the spring mechanism, wherein in a state in which the coupling lock of the automatic central buffer coupling designed as a rotary lock is in the uncoupled position, the stop element is pressed against a first edge region of the control element designed at least partially or in regions as a cam disk, and then, when the coupling lock of the automatic central buffer coupling designed as a rotary lock is transferred from the uncoupled position to the coupled position, the stop element is moved along a second edge region of the at least partially or partially designed as a cam disk control element, wherein the first edge region of the control element, at least partially or partially designed as a cam disk, is preferably partially complementary to a peripheral geometry of the stop element and in particular is trough-shaped.
  • control element is designed as a cam disk at least partially or in regions, wherein the stop element is pressed against an edge region of the control element designed as a cam disk at least partially or in regions due to the prestressing force of the spring mechanism and thus the movement resulting from the rotation of the control element is tapped or can be tapped.
  • the stop element is designed as a guide roller that is pressed against the edge area of the control element, which is designed as a cam disk at least partially or in part, due to the preload force of the spring mechanism.
  • the stop element is designed as a guide roller that is pressed against the edge area of the control element, which is designed as a cam disk at least partially or in part, due to the preload force of the spring mechanism.
  • control element is designed in such a way that when the control element is initially rotated about the axis running perpendicular to the coupling direction, the housing is initially moved, in particular in a pulse-like manner, relative to the control element and/or relative to the coupling head of the central buffer coupling, in particular in a direction, in particular longitudinal direction, opposite to the coupling direction, wherein subsequently and when the control element is rotated further about the axis running perpendicular to the coupling direction, the housing of the electrical contact coupling is displaced longitudinally in the coupling direction relative to the control element and/or relative to the coupling head of the central buffer coupling.
  • control element it is advisable for the control element to be designed as a cam disk, at least partially or in some areas, and for the particularly pulse-like movement of the housing of the electrical contact coupling relative to the coupling head of the central buffer coupling, the cam disk has a region designed in particular as a projection.
  • the stop element is designed at least partially or in regions as a cam disk and the control element as a lever element, wherein the stop element designed at least partially or in regions as a cam disk is pressed against the control element designed as a lever element due to the prestressing force of the spring mechanism.
  • control element designed as a lever element has a guide roller against which - at least temporarily when rotating the control element about the axis running perpendicular to the coupling direction - an edge region of the stop element designed at least partially or in regions as a cam disk is pressed due to the pretensioning force of the spring mechanism.
  • control element is designed as a cam disk that is at least partially closed with a guide groove and the stop element is designed as an element, in particular a sliding block, that is at least partially or partially received in the guide groove.
  • the advantages of the solution according to the invention can be seen in particular in the fact that only an extremely small amount of force is required to manipulate/rotate the control element when coupling the electrical contact coupling.
  • the solution according to the invention is therefore particularly suitable for the control element to be rotated, for example, by a main bolt of the mechanical coupling that rotates during mechanical coupling. It must be taken into account here that the mechanical coupling process is then not or only slightly influenced by the additional mass of the control element of the electrical contact coupling that has to be moved.
  • the control element has a pin or shaft region which extends along the axis running perpendicular to the coupling direction, about which the control element is rotatable relative to the housing, wherein the pin or shaft region is connected or connectable to a pin or shaft region of a main bolt which is at least partially or regionally accommodated in a housing of the coupling head of the central buffer coupling, wherein the axis running perpendicular to the coupling direction, along which the pin or shaft region of the control element extends, preferably coincides with the axis of the main bolt of the coupling head of the central buffer coupling.
  • control element can be connected or connectable directly to a coupling lock designed as a rotary lock and in particular to a main bolt of the automatic central buffer coupling, in such a way that a rotation of the coupling lock designed as a rotary lock or a rotation of the main bolt about a main axis, namely between an uncoupled position and a coupled position of the coupling lock designed as a rotary lock, the control element is rotated in a synchronous manner.
  • the electrical contact coupling has a guide system with at least one guide rod and preferably with two guide rods that extend parallel to one another and in the coupling direction. With the help of the guide rods, a movement of the housing of the electrical contact coupling is guided during longitudinal displacement of the housing relative to the coupling head of the central buffer coupling.
  • the guide system has a carrier with which the Guide rods together with the housing of the electrical contact coupling, which can be moved relative to the guide rods, can be connected to the coupling head of the central buffer coupling, preferably above the coupling head of the central buffer coupling.
  • the electrical contact coupling according to the invention has, according to implementations of the present invention, connected to the housing of the electrical contact coupling Centering elements.
  • the centering elements should be arranged to the side and below the flap of the electrical contact coupling, in relation to a state in which the flap covers the front surface of the housing with the contact terminals.
  • the preferred implementation of the electrical contact coupling according to the invention further comprises a guide system with at least one and preferably with two parallel to each other and extending in the coupling direction, in particular lateral guide rods, with which a movement of the housing of the electrical contact coupling is guided or can be guided during longitudinal displacement of the housing of the electrical contact coupling relative to the coupling head of the central buffer coupling.
  • the preferably two in particular lateral guide rods are each designed in particular as a spring guide rod, in which a compression spring of the spring mechanism is received by an end region of the corresponding guide rod and is clamped between a stop formed on the housing of the electrical contact coupling and a pressure plate attached to the end of the guide rod. It is advisable that the pressure plate attached to the end of the guide rod is part of an anti-twist device.
  • the compression spring of the spring mechanism is assigned a bellows in which the compression spring of the spring mechanism is at least partially or regionally accommodated.
  • the preferably two in particular lateral guide rods each run at least partially or in regions laterally next to the housing of the electrical contact coupling, preferably in each case at least substantially in a region spaced horizontally from a central longitudinal axis of the housing of the electrical contact coupling.
  • the preferred implementation of the electrical contact coupling according to the invention further comprises at least one carrier associated with the guide system, with which the preferably two, in particular lateral, guide rods of the guide system together with the housing which is displaceable relative to the preferably two, in particular lateral guide rods, are or can be connected to the coupling head of the central buffer coupling, preferably above the coupling head of the central buffer coupling.
  • the preferably two, in particular lateral, guide rods of the guide system each run through a passage or opening formed in the carrier. each through a passage formed in a support region of the carrier and are fixed there to the carrier or to the support region of the carrier, preferably releasably.
  • the guide system has a first stop against which the carrier abuts or against which the carrier is adjacent at a distance across a reduced gap area when the housing of the electrical contact coupling is in the first position, and has a second stop opposite the first stop in the coupling direction, against which the carrier abuts or against which the carrier is adjacent at a distance across a reduced gap area when the housing of the electrical contact coupling is in the second position.
  • first and second stops are connected to the housing of the electrical contact coupling and preferably each have a through opening through which one of the preferably two in particular lateral guide rods of the guide system is guided and fixed there in particular releasably.
  • FIG. 38 shows schematically and in a sectional view a part of the housing of the further embodiment of the electrical contact coupling according to the invention according to FIG. 10.
  • FIG. 1 shows schematically and in a side view an exemplary embodiment of an automatic central buffer coupling 1 according to the present invention.
  • the automatic central buffer coupling 1 is in particular an automatic central buffer coupling for the Freight wagon of a rail vehicle. In particular, this is an automatic Scharfenberg coupling.
  • the automatic central buffer coupling 1 has a coupling head 2 for mechanically and force-lockingly connecting a first wagon (not shown) to an adjacent second wagon (also not shown).
  • the coupling head 2 of the automatic central buffer coupling 1 thus formed forms a rigid connection when coupled to a coupling head 2 of a counter coupling. This coupling therefore enables the coupling of electrical connections in particular. This is done via an electrical contact coupling 8 attached to the coupling head 2.
  • the coupling head housing has a profile on the front.
  • the profile is formed by a cone 4 and a funnel 5.
  • the cone 4 and the funnel 5 are enclosed by a wide, flat front surface.
  • the front surface can be formed by a front plate 3 detachably connected to the coupling head housing or by a front plate 3 formed integrally with it.
  • the exemplary embodiment of the central buffer coupling 1 according to the invention shown in the drawings has a gripper 6.
  • An exemplary embodiment of an electrical contact coupling 8 is arranged above the coupling head 2 of the automatic central buffer coupling 1 and is connected to the coupling head housing of the coupling head 2 of the central buffer coupling 1 by means of a screw connection.
  • the electrical contact coupling 8 is shown in a state in which it is advanced or coupled. In this state, a flap 23 of the electrical contact coupling 8 is pivoted upwards so that the front area of the electrical contact coupling 8 is exposed.
  • the electrical contact coupling 8 has a housing 9 with at least one electrical contact carrier 10.
  • the at least one electrical contact carrier 10 has contact terminals 11 in particular for electrical connections.
  • the housing 9 of the electrical contact coupling 8 is longitudinally displaceable in the coupling direction relative to the coupling head 2 of the central buffer coupling 1 between a first position in which the electrical contact coupling 8 is in its rest position ready for coupling and a second position in which the electrical contact coupling 8 is in its coupled position.
  • the guide system comprises two parallel and Guide rods 21 extending in the coupling direction, with which a movement of the housing 9 of the electrical contact coupling 8 is guided during longitudinal displacement of the housing 9 relative to the coupling head 2 of the central buffer coupling 1.
  • the guide rods 21 of the guide system are designed in particular as spring guide rods.
  • each guide rod 21 of the guide system is assigned a spring mechanism 13 with which the housing 9 is preloaded into the second position, i.e. into the position in which the electrical contact coupling 8 is in its ready-to-couple or coupled position.
  • the guide system has a carrier 22 with which the guide rods 21 together with the housing 9 of the electrical contact coupling 8, which can be displaced relative to the guide rods 21, above the coupling head 2 of the central buffer coupling 1 can be connected to the coupling head 2 of the central buffer coupling 1, for example via a screw connection.
  • the electrical contact coupling 8 further comprises a flap 23 which is designed to cover an end face of the housing 9 with the contact terminals 11 in the first position of the housing 9.
  • a flap 23 which is designed to cover an end face of the housing 9 with the contact terminals 11 in the first position of the housing 9.
  • the flap 23 of the electrical contact coupling 8 is further designed such that it automatically swings open when the housing 9 moves from the first position to the second position, thus exposing the front face of the housing 9 with the contact terminals 11.
  • FIG. 8C shows the electrical contact coupling 8 in the second position of the housing 9.
  • a closed cam mechanism 24 is used to automatically swing open the flap 23.
  • a guide groove is formed in a side plate, into which a guide element, which is connected to the flap 23, engages.
  • leg springs are used on both sides, which are located on the flap rotation axis and rest on the housing 9 of the electrical contact coupling 8 on the one hand and on the flap 23 on the other.
  • leg springs always try to press the flap 23 in the closed position and thus support the closing when the housing 9 of the electrical contact coupling 8 moves back and in particular prevent rattling noises.
  • the guide contour or guide groove is also designed in such a way that the flap 23 cannot be opened by hand when the electrical contact coupling 8 is retracted, but can only be pivoted upwards by approx. 1° before the bolt rests on the sheet metal. This prevents people from accidentally or unauthorizedly touching the contacts located under the flap 23.
  • the housing 9 In the advanced, open state without counter-coupling, the housing 9 is pushed out approx. 3 mm beyond the coupling plane. If the electrical contact couplings of two arrangements to be coupled meet, they move backwards against their compression springs and are pressed against one another by them.
  • FIG. 2 shows in particular that the electrical contact coupling 8 has centering members/centering elements 25 which align the electrical contact couplings 8 with one another. Due to the extremely flat flap 23 of the electrical contact coupling 8, the centering elements 25 cannot be arranged in an area covered by the flap 23. Therefore, in the solution according to the invention, the centering elements 25 are arranged laterally and below the flap 23.
  • a stop mechanism is used in the electrical contact coupling 8 according to the invention.
  • the stop mechanism has a stop element 12 connected to the housing 9 of the electrical contact coupling 8, which, due to the preload force of the spring mechanism 13 of the electrical contact coupling 8, strikes or pushes against a control element 14 mounted so as to be rotatable about an axis running perpendicular to the coupling direction.
  • control element 14 is designed such that when the control element 14 is rotated about the axis running perpendicular to the coupling direction, the housing 9 is displaced longitudinally relative to the coupling head 2 of the central buffer coupling 1.
  • control element 14 of the stop mechanism is designed at least partially or in regions as a cam disk 15, wherein the stop element 12 of the stop mechanism is pressed against an edge region of the control element 14 designed at least partially or in regions as a cam disk 15 due to the preload force of the spring mechanism 13 of the electrical contact coupling 8 and thus the movement resulting from the rotation of the control element 14 is tapped or can be tapped.
  • the stop element 12 is designed as a guide roller 16 which, due to the prestressing force of the spring mechanism 13, is pressed against the edge region of the control element 14 which is designed at least partially or in regions as a cam disk 15.
  • a lifting mechanism is used, as shown schematically in the sectional view according to FIG. 38.
  • the important thing here is that no ball bearing is used, but rather a ring sitting on a plain bearing.
  • the two lateral guide rods 21 of the guide system each run through a passage of the carrier 22 formed in one of the two carrier areas 22.1, 22.2 and are fixed there, preferably releasably, to the carrier 22 or to the carrier area 22.1, 22.2 of the carrier 22. This can be seen in particular from the sectional view according to FIG. 34.
  • the first and second stops 28, 29 are connected to the housing 9 of the electrical contact coupling 8 and each have a through-opening through which one of the preferably two lateral guide rods 21 of the guide system is guided and is fixed there in a particularly releasable manner (cf. FIG. 34).
  • control arm and the guide rod 21 preferably form a unit, in particular in the form of a machined forged part.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

L'invention concerne un attelage à contact électrique (8) pour un attelage à tampon central automatique (1) d'un véhicule sur rails, en particulier un véhicule ferroviaire, l'attelage à contact électrique (8) ayant un boîtier (9) comportant au moins un support de contact électrique (10) qui a des bornes de contact (11) pour des connexions électriques, le boîtier (9) pouvant être déplacé longitudinalement dans le sens d'attelage par rapport à une tête d'attelage (2) de l'attelage à tampon central (1) entre une première position, dans laquelle l'attelage à contact électrique (8) est dans sa position de repos prêt pour un attelage, et une seconde position, dans laquelle l'attelage à contact électrique (8) est dans sa position couplée, l'attelage à contact électrique (8) ayant un mécanisme de ressort (13) avec lequel le boîtier (9) est précontraint dans la seconde position, et un mécanisme d'arrêt étant prévu pour commander la séquence de déplacement du boîtier (9) entre les première et seconde positions.
EP23817378.5A 2022-12-01 2023-11-30 Attelage à contact électrique pour un attelage à tampon central automatique d'un véhicule sur rails, et attelage à tampon central automatique ayant un tel attelage à contact électrique Pending EP4626768A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102022131836.2A DE102022131836A1 (de) 2022-12-01 2022-12-01 Elektrokontaktkupplung für eine automatische mittelpufferkupplung eines spurgeführten fahrzeugs sowie automatische mittelpufferkupplung mit einer solchen elektrokontaktkupplung
PCT/EP2023/083737 WO2024115659A1 (fr) 2022-12-01 2023-11-30 Attelage à contact électrique pour un attelage à tampon central automatique d'un véhicule sur rails, et attelage à tampon central automatique ayant un tel attelage à contact électrique

Publications (1)

Publication Number Publication Date
EP4626768A1 true EP4626768A1 (fr) 2025-10-08

Family

ID=89073011

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23817378.5A Pending EP4626768A1 (fr) 2022-12-01 2023-11-30 Attelage à contact électrique pour un attelage à tampon central automatique d'un véhicule sur rails, et attelage à tampon central automatique ayant un tel attelage à contact électrique

Country Status (5)

Country Link
EP (1) EP4626768A1 (fr)
KR (1) KR20250116626A (fr)
CN (1) CN119947950A (fr)
DE (1) DE102022131836A1 (fr)
WO (1) WO2024115659A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102024127862A1 (de) 2024-09-26 2026-03-26 Voith Patent Gmbh Elektrokontaktkupplung für eine automatische mittelpufferkupplung eines spurgeführten fahrzeugs

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1659551A (en) * 1921-05-09 1928-02-14 Herbert E Van Dorn Electric coupler
DE576428C (de) * 1928-03-28 1933-05-15 Aeg Fahrzeugkupplung
AT152859B (de) * 1933-12-18 1938-03-25 Scharfenbergkupplung Ag Selbsttätige Kupplung für Fahrzeuge, insbesondere Eisenbahnfahrzeuge.
US3385454A (en) * 1966-06-27 1968-05-28 Westinghouse Air Brake Co Automatic air and electric railway car coupler
DE4013493C2 (de) 1990-04-27 1996-07-18 Scharfenbergkupplung Gmbh Kuppel- und Entkuppeleinrichtung für eine elektrische Kabelkupplung und eine mechanische Mittelpufferkupplung für Schienenfahrzeuge
DE4013521C2 (de) * 1990-04-27 1996-09-19 Scharfenbergkupplung Gmbh Kuppel- und Entkuppeleinrichtung für eine elektrische Kabelkupplung und eine mechanische Mittelpufferkupplung für Schienenfahrzeuge
DE29609355U1 (de) * 1996-05-24 1997-09-18 Scharfenbergkupplung Gmbh, 38239 Salzgitter Kabelkupplung für Schienenfahrzeuge
DE102016104188B4 (de) * 2016-03-08 2024-05-02 Voith Patent Gmbh Vorrichtung zum Aktivieren von mindestens einer Funktionskomponente einer automatischen Mittelpufferkupplung
EP3750771B1 (fr) * 2019-06-14 2023-04-05 Faiveley Transport Schwab AG Accouplement doté d'un accouplement électrique, en particulier pour un véhicule ferroviaire
CN115023382B (zh) 2019-12-02 2024-07-02 福伊特专利有限公司 用于轨道车辆的电接触耦连装置和中心缓冲击耦连装置
DE202020005519U1 (de) * 2020-04-06 2021-08-18 Voith Patent Gmbh Elektrokupplung für ein spurgebundenes Fahrzeug, automatische Kupplung mit einer derartigen Elektrokupplung
SE544870C2 (en) * 2020-06-23 2022-12-20 Dellner Couplers Ab Electrical coupler for a first car of a multi-car vehicle

Also Published As

Publication number Publication date
KR20250116626A (ko) 2025-08-01
CN119947950A (zh) 2025-05-06
WO2024115659A1 (fr) 2024-06-06
DE102022131836A1 (de) 2024-06-06

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