WO2025104879A1 - 配線機器および鉄道車両用制御装置 - Google Patents

配線機器および鉄道車両用制御装置 Download PDF

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Publication number
WO2025104879A1
WO2025104879A1 PCT/JP2023/041316 JP2023041316W WO2025104879A1 WO 2025104879 A1 WO2025104879 A1 WO 2025104879A1 JP 2023041316 W JP2023041316 W JP 2023041316W WO 2025104879 A1 WO2025104879 A1 WO 2025104879A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
plate
attached
electronic device
wiring device
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
PCT/JP2023/041316
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English (en)
French (fr)
Japanese (ja)
Inventor
惇喜 渡井
涼太 宮▲崎▼
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to PCT/JP2023/041316 priority Critical patent/WO2025104879A1/ja
Priority to JP2025557437A priority patent/JP7799908B2/ja
Publication of WO2025104879A1 publication Critical patent/WO2025104879A1/ja
Anticipated expiration legal-status Critical
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61C—LOCOMOTIVES; MOTOR RAILCARS
    • B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
    • B61C17/12—Control gear; Arrangements for controlling locomotives from remote points in the train or when operating in multiple units
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus

Definitions

  • This disclosure relates to wiring devices and control devices for railway vehicles.
  • the railway vehicle underfloor device disclosed in Patent Document 1 comprises a housing composed of a bottom wall, a pair of side walls, and a ceiling wall, and a plurality of electrical components, wiring, connectors, etc. arranged within the housing.
  • This disclosure has been made in consideration of the above-mentioned circumstances, and aims to provide a wiring device and a railway vehicle control device having a wiring device that makes it easy to perform tasks such as wiring and maintenance.
  • the wiring device disclosed herein is a wiring device that is housed in a housing and is used to pull multiple electric wires to an electronic device housed in the housing, and includes a plate-shaped member and multiple guide members.
  • the plate-shaped member is detachably attached to the housing at a position where the distance between one of both main surfaces, which faces the inner surface of the housing at a position adjacent to the inner surface, and the inner surface of the housing to which the main surface faces, is equal to or greater than a threshold value that is a value greater than the thickness of the thickest electric wire among the multiple electric wires.
  • the multiple guide members are formed on each of the main surfaces of the plate-shaped member, and define at least one of the position and direction of the electric wires on the main surface, and guide the electric wires to the electronic device.
  • the wiring device comprises a plate-like member that is detachably attached to the housing at a position where the distance between the main surface and the inner surface of the housing is equal to or greater than a threshold value that is greater than the thickness of the thickest electric wire, and a plurality of guide members formed on each of the main surfaces of the plate-like member determine at least one of the position and direction of the electric wire on the main surface, and guide the electric wire to the electronic device.
  • the above configuration provides a wiring device that facilitates the installation and maintenance of electric wires, and a railway vehicle control device having the wiring device.
  • FIG. 1 is a perspective view of a railway vehicle control device according to an embodiment
  • FIG. 1 is a partial perspective view of a control device for a railway vehicle according to an embodiment
  • FIG. 1 is a perspective view of a wiring device according to an embodiment
  • 4 is a cross-sectional view taken along line IV-IV in FIG. 2 of the railway vehicle control device according to the embodiment
  • FIG. 13 is a partial perspective view of a modified example of the railroad vehicle control device according to the embodiment
  • the railway vehicle control device (hereinafter simply referred to as the control device) 1 shown in FIG. 1 has electronic devices such as a circuit breaker, a power conversion circuit, and a control circuit that controls the switching elements of the power conversion circuit.
  • the control device 1 is installed under the floor of the railway vehicle.
  • the control device 1 comprises a housing 11 that houses electronic devices, and an openable cover 12 that is removably attached to the housing 11 and covers the opening 11a of the housing 11.
  • the Z axis indicates the vertical direction.
  • the penetrating direction of the opening 11a is the Y axis direction.
  • the X axis extends horizontally along the surface of the housing 11 on which the opening 11a is formed.
  • the X axis, Y axis, and Z axis are mutually perpendicular. This is the same in subsequent figures.
  • the housing 11 is attached, for example, under the floor of the railway vehicle with the Y-axis direction aligned with the width direction of the railway vehicle.
  • the housing 11 is conductive.
  • the housing 11 is made of a conductor and is set to a reference potential.
  • the reference potential is a sufficiently low potential that allows workers to safely perform maintenance and inspection.
  • the housing 11 may be made of a metal such as aluminum, iron, or stainless steel, and may be grounded.
  • the cover 12 is removably attached to the housing 11 and covers the opening 11a and the area around the opening 11a.
  • the cover 12 is attached to the housing 11 so as to be rotatable around a rotation axis AX1 indicated by a dashed line. This allows the cover 12 to be opened and closed.
  • the control device 1 includes a mechanism for attaching the cover 12 to the housing 11, which includes a first member 13 attached to the housing 11 and a second member 14 attached to the cover 12.
  • the control device 1 includes two first members 13 and two second members 14.
  • the first members 13 are attached to the housing 11, for example, by a fastening member.
  • the second members 14 are fixed to the cover 12 and engage with the first members 13.
  • each second member 14 is detachably attached to the corresponding first member 13 while fixed to the cover 12, and is supported by the first member 13 so as to be rotatable around the rotation axis AX1.
  • the first members 13 and the second members 14 corresponding to the first members 13 form a hinge.
  • the control device 1 includes a frame 15 fixed to the housing 11, an electronic device 21 housed in the housing 11, a support member 16 that supports the electronic device 21, and a wiring device 31 housed in the housing 11 and that pulls the electric wires 41 to the electronic device 21.
  • the illustration of the cover 12, the first member 13, and the second member 14 is omitted.
  • the frame 15 is fixed to the housing 11 by, for example, fastening members.
  • the frame 15 has a main surface 15a parallel to the YZ plane.
  • the frame 15 has a through hole 15b that penetrates the frame 15 in the X-axis direction.
  • the frame 15 is preferably made of a conductor.
  • the frame 15 is made of a conductor and fastened to the housing 11 by fastening members that are conductors, so that the frame 15 has the same potential as the housing 11.
  • the frame 15 may be made of a metal such as aluminum, iron, stainless steel, etc.
  • the electronic device 21 is, for example, a subrack device, and has multiple plug-in units 21a, each having a substrate, a backplane (not shown) having multiple slots to which the plug-in units 21a are connected, and a subrack 21b that houses the backplane and the plug-in units 21a connected to the backplane.
  • the electronic device 21 is housed in the housing 11 with the front panel 21c of each plug-in unit 21a facing the opening 11a.
  • An electric wire 41 is connected to the front panel 21c of each plug-in unit 21a.
  • the electronic device 21 is removably fixed to the wiring device 31 by the device fixing member 22.
  • the device fixing member 22 is attached to the wiring device 31 and the electronic device 21, thereby removably fixing the electronic device 21 to the wiring device 31.
  • the equipment fixing member 22 is formed of a folded flat plate member. A part of the equipment fixing member 22 is attached to the wiring device 31. Another part of the equipment fixing member 22 is attached to the vertical upper surface of the electronic device 21. A part of the equipment fixing member 22 is fixed to the wiring device 31 by a fastening member (not shown) while in contact with the wiring device 31. A part of the equipment fixing member 22 is fixed to the electronic device 21 by a fastening member (not shown) while in contact with the vertical upper surface of the electronic device 21.
  • the support member 16 is fixed to the inner surface 11b of the lower vertical portion of the housing 11 to support the electronic device 21.
  • the support member 16 is formed of a flat plate member having a main surface parallel to the XY plane. It is preferable that the support member 16 is attached to the housing 11 firmly enough that the relative positional relationship between the support member 16 and the housing 11 does not change due to vibrations caused when the railway vehicle is traveling.
  • the support member 16 is fixed to the housing 11 by a fastening member.
  • the wiring device 31 is housed in the housing 11 and passes through a plurality of electric wires 41 to the electronic device 21.
  • FIG. 3 which is a diagram in which the illustration of a part of the housing 11 is omitted from FIG. 2, and FIG. 4, which is a cross-sectional view taken along line IV-IV in FIG. 2,
  • the wiring device 31 comprises a plate-shaped member 32 that is detachably attached to the housing 11, and a plurality of guide members 33a, 33b formed on the main surfaces 32a, 32b of the plate-shaped member 32, respectively.
  • the illustration of the electric wires 41 is omitted in FIG. 4.
  • the wiring device 31 comprises a fixing member 34 that fixes the plate-shaped member 32 to the frame 15 fixed to the housing 11, and a fixing member 35 that fixes the plate-shaped member 32 to the housing 11.
  • the plate-shaped member 32 is formed with an equipment holding member 36 to which the electronic device 21 is attached.
  • the plate-like member 32 is removably attached to the housing 11 at a position where the distance between the main surface facing the inner surface of the housing 11 at a position adjacent to the inner surface of the housing 11 and the inner surface of the housing 11 is equal to or greater than a threshold value that is greater than the thickness of the thickest electric wire 41 among the multiple electric wires 41.
  • the plate-like member 32 is removably attached to the housing 11 at a position where the distance between the main surface 32a and the inner surface 11c at the vertical upper part of the housing 11 is equal to or greater than a threshold value.
  • the threshold value is set to a value greater than the thickness of the thickest electric wire 41 among the multiple electric wires 41.
  • the plate-shaped member 32 is provided at a position where the distance between the main surface 32a and the inner surface 11c is in the range of 60 millimeters or more and 90 millimeters or less. This makes it possible to draw the electric wire 41 between the inner surface 11c and the main surface 32a of the plate-shaped member 32.
  • the plate-shaped member 32 is detachably attached to the housing 11 at a position between the housing 11 and the electronic device 21, where the distance between the main surface facing the electronic device 21 and the electronic device 21 is equal to or greater than a threshold value. Specifically, it is preferable that the plate-shaped member 32 is detachably attached to the housing 11 at a position where the distance between the main surface 32a and the inner surface 11c at the vertical upper part of the housing 11 is equal to or greater than a threshold value, and the distance between the main surface 32b and the electronic device 21 is equal to or greater than a threshold value.
  • the plate-shaped member 32 is provided at a position where the distance between the main surface 32a and the inner surface 11c and the distance between the main surface 32b and the electronic device 21 are each within a range of 60 millimeters or more and 90 millimeters or less. This makes it possible to draw the electric wire 41 between the electronic device 21 and the main surface 32b of the plate-shaped member 32.
  • the plate-shaped member 32 has a through hole 32c formed therein, which penetrates the plate-shaped member 32 in a direction intersecting the main surfaces 32a and 32b, for example, in the Z-axis direction.
  • An electric wire 41 is inserted through the through hole 32c.
  • the plate-shaped member 32 is preferably made of a conductor. By electrically connecting the plate-shaped member 32 to the housing 11, which is set to a reference potential, the plate-shaped member 32 has the same potential as the housing 11.
  • the plate-shaped member 32 may be made of a metal such as aluminum, iron, or stainless steel.
  • the main surfaces 32a and 32b are, for example, flat surfaces.
  • the multiple guide members 33a are formed on the main surface 32a.
  • the multiple guide members 33a determine at least one of the position and direction of the electric wires 41 on the main surface 32a, and guide the electric wires 41 to the electronic device 21.
  • each guide member 33a has a protrusion that protrudes from the main surface 32a in the positive direction of the Z axis.
  • the guide members 33a have a shape that allows the electric wires 41 to be attached, such as an insertion hole through which a tie wire for attaching the electric wires 41 is inserted, a recess into which the electric wires 41 can be fitted, a through hole through which the electric wires 41 can be inserted, etc.
  • the multiple guide members 33b are formed on the main surface 32b.
  • the multiple guide members 33b determine at least one of the arrangement position and arrangement direction of the electric wire 41 on the main surface 32b, and guide the electric wire 41 to the electronic device 21.
  • each guide member 33b has a protrusion that protrudes from the main surface 32b in the negative direction of the Z axis.
  • the guide members 33b have a shape that allows the electric wire 41 to be attached, such as an insertion hole through which a tie wire for attaching the electric wire 41 is inserted, a recess into which the electric wire 41 can be fitted, a through hole through which the electric wire 41 can be inserted, etc.
  • the position and direction of the electric wire 41 are determined. Specifically, the horizontal position of the electric wire 41 is determined. Furthermore, by attaching the electric wire 41 to the protrusion with a cable tie, the vertical position of the electric wire 41 is determined. In this way, by each guide member 33a, 33b holding the electric wire 41, the position and direction of the electric wire 41 are determined.
  • the guide member 33a regulates at least one of the arrangement positions and arrangement directions of a portion of the multiple electric wires 41, and the guide member 33b regulates at least one of the arrangement positions and arrangement directions of another portion of the multiple electric wires 41.
  • the fixing member 34 is formed of a folded flat plate member. A part of the fixing member 34 is attached by abutting against the frame 15, and another part of the fixing member 34 is attached by abutting against the plate-like member 32.
  • a part of the fixing member 34 is fixed to the frame 15 by a fastening member (not shown) in a state where it abuts against the surface of the frame 15 facing in the positive direction of the X-axis.
  • the other part of the fixing member 34 is fixed to the plate-like member 32 by a fastening member (not shown) in a state where it abuts against the main surface 32a of the plate-like member 32.
  • the fixing member 35 is formed of a folded flat plate member. Both ends of the fixing member 35 are attached by abutting against the plate-like member 32, and the center of the fixing member 35 is attached by abutting against the housing 11. For example, both ends of the fixing member 35 are fixed to the plate-like member 32 by fastening members (not shown) while abutting against the main surface 32a of the plate-like member 32. The center of the fixing member 35 is fixed to the housing 11 by fastening members (not shown) while abutting against the inner surface 11c at the vertical top of the housing 11.
  • the fixing member 34 is made of a conductor and electrically connects the plate-shaped member 32 to the frame 15.
  • the fixing member 35 is made of a conductor and electrically connects the plate-shaped member 32 to the housing 11.
  • the plate-shaped member 32 is electrically connected to the housing 11 and the frame 15, which has the same potential as the housing 11, so that it has the same potential as the housing 11.
  • the equipment holding member 36 has a flat plate shape extending in the negative direction of the Z axis from the main surface 32b of the plate-shaped member 32.
  • the equipment fixing member 22 is attached to the surface of the equipment holding member 36 facing in the negative direction of the Y axis.
  • the electric wires 41 are pulled between the underfloor of the railcar and the vertical upper surface 11d of the housing 11, then pulled into the interior of the housing 11 and attached to the protrusion of the guide member 33a or the protrusion of the guide member 33b.
  • some of the multiple electric wires 41 are arranged along the main surface 32a, bypassing the through hole 32c, and attached to the protrusion of the guide member 33a.
  • Other parts of the multiple electric wires 41 pass through the through hole 32c, are arranged along the main surface 32b, and are attached to the protrusion of the guide member 33b.
  • the electric wire 41 which is the power line passes through the through hole 32c and is arranged along the main surface 32b, and is attached to the protrusion of the guide member 33b.
  • the electric wire 41 which is the signal line is arranged along the main surface 32a, bypassing the through hole 32c, and is attached to the protrusion of the guide member 33a.
  • the above-mentioned electric wires 41 are arranged before the wiring device 31 is fixed to the housing 11.
  • the electric wires 41 are arranged before the plate-shaped member 32 is attached to the frame 15 and the housing 11 by the fixing members 34, 35.
  • the electric wires 41 are arranged along the main surfaces 32a, 32b of the plate-shaped member 32, the electric wires 41 are attached to the guide members 33a, 33b, and then the fixing members 34, 35 are attached to the plate-shaped member 32, thereby forming the wiring device 31.
  • the wiring device 31 is inserted into the housing 11 from the opening 11a, and the fixing members 34, 35 attached to the plate-shaped member 32 are attached to the frame 15 and the housing 11, respectively, thereby attaching the wiring device 31 to the housing 11. This eliminates the need to perform the work of arranging the electric wires 41 inside the housing 11, simplifying the manufacturing process of the control device 1.
  • the wiring device 31 has a plate-shaped member 32 that is detachably attached to the housing 11, and the electric wires 41 are attached to the guide members 33a, 33b formed on the main surfaces 32a, 32b of the plate-shaped member 32. Since the plate-shaped member 32 is detachable, the electric wires 41 can be arranged before the plate-shaped member 32 is attached to the housing 11, and the electric wires 41 can be maintained after the plate-shaped member 32 is removed from the housing 11. This makes it easier to arrange and maintain the electric wires 41.
  • the electric wires 41 are arranged on both sides of the plate-shaped member 32, specifically along the main surfaces 32a, 32b, the distance between adjacent electric wires 41 can be made wider than when the electric wires 41 are arranged on one side, and the influence of electromagnetic noise emitted from the power supply line on the signal line can be reduced. As a result, it is possible to meet the EMC (Electromagnetic Compatibility) requirements required for the control device 1 mounted on a railway vehicle.
  • EMC Electromagnetic Compatibility
  • the electric wire 41 serving as the power line and the electric wire 41 serving as the signal line are arranged on either side of the plate-shaped member 32, thereby making it possible to further reduce the effect of electromagnetic noise emitted from the power line on the signal line.
  • the present disclosure is not limited to the above-described embodiment.
  • the structure and shape of the plate-like member 32 are not limited to the above-described example, and may be any structure and shape as long as it is possible to arrange the electric wires 41 on both main surfaces 32a, 32b and the plate-like member 32 has a structure and shape that allows it to be detachably attached to the housing 11.
  • the main surfaces 32a, 32b of the plate-like member 32 may be curved.
  • the mounting position of the plate-shaped member 32 is not limited to the above example, and may be any mounting position that allows the electric wires 41 to be arranged on both main surfaces 32a, 32b.
  • the plate-shaped member 32 may be mounted on the inner surface 11b of the housing 11. In this case, it is sufficient that the distance between the main surface 32b of the plate-shaped member 32 and the inner surface 11b is equal to or greater than a threshold value.
  • the distance between the main surface 32b of the plate-shaped member 32 and the inner surface 11b may be within the range of 60 millimeters or more and 90 millimeters or less.
  • the position and shape of the through hole 32c in the plate-like member 32 may be any position and shape that allows some of the electric wires 41 to be guided from one of the main surfaces 32a, 32b to the other of the main surfaces 32a, 32b.
  • the plate-like member 32 may have a notch as the through hole 32c.
  • the positions and shapes of the guide members 33a and 33b are arbitrary as long as they can determine at least one of the position and direction of the wire 41.
  • the guide members 33a may be formed at unequal intervals on the main surface 32a.
  • the guide members 33a which are protrusions, may be formed integrally with the plate-like member 32.
  • the guide members 33a may be grooves formed on the main surface 32a. The same applies to the guide members 33b.
  • the shape, mounting position, and mounting method of the fixing members 34, 35 are not limited to the above examples, and may be any shape, mounting position, and mounting method that allows the plate-shaped member 32 to be detachably fixed to the housing 11.
  • the fixing member 34 may have a shape similar to that of the fixing member 35, and may be directly attached to the housing 11.
  • the fixing member 34 may be fixed to the frame 15 and the plate-shaped member 32 by fitting.
  • the fixing member 35 may be fixed to the housing 11 and the plate-shaped member 32 by fitting.
  • the fixing member 35 may be fixed to another frame provided inside the housing 11.
  • the fixing members 34, 35 may be fixed in an undetachable manner to the plate-like member 32 and detachably attached to the frame 15 and the housing 11.
  • the fixing members 34, 35 may be formed integrally with the plate-like member 32, or may be attached to the plate-like member 32 by an attachment method such as bonding with an adhesive or welding.
  • the fixing members 34, 35 may be fixed in an undetachable manner to the frame 15 and the housing 11, and detachably attached to the plate-like member 32.
  • the fixing members 34, 35 may be attached to the frame 15 and the housing 11 by an attachment method such as bonding with an adhesive or welding, respectively.
  • a locking member 17 having a shape capable of locking the plate-shaped member 32 may be provided inside the housing 11.
  • the control device 1 includes a pair of locking members 17 fixed to the inner surface 11c of the housing 11. One end of each locking member 17 is fixed to the inner surface 11c, and the other end of each locking member 17 can lock the plate-shaped member 32.
  • a pair of locking members 17 it is possible to attach the fixing members 34, 35 attached to the plate-shaped member 32 to the housing 11 and the frame 15 with the plate-shaped member 32 locked to the pair of locking members 17. This facilitates the work of fixing the plate-shaped member 32 to the housing 11.
  • a frame having a main surface parallel to the XZ plane may be provided inside the housing 11, and a locking member that is a plate-like member extending horizontally from the frame may be formed.
  • Control device for railway vehicles 11: Housing, 11a: Opening, 11b, 11c: Inner surface, 11d: Upper surface, 12: Cover, 13: First member, 14: Second member, 15: Frame, 15a: Main surface, 15b: Through hole, 16: Support member, 17: Locking member, 21: Electronic device, 21a: Plug-in unit, 21b: Subrack, 21c: Front panel, 22: Equipment fixing member, 31: Wiring device, 32: Plate-shaped member, 32a, 32b: Main surface, 32c: Through hole, 33a, 33b: Guide member, 34, 35: Fixing member, 36: Equipment holding member, 41: Electric wire, AX1: Rotating shaft.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Transportation (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Insertion, Bundling And Securing Of Wires For Electric Apparatuses (AREA)
PCT/JP2023/041316 2023-11-16 2023-11-16 配線機器および鉄道車両用制御装置 Pending WO2025104879A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2023/041316 WO2025104879A1 (ja) 2023-11-16 2023-11-16 配線機器および鉄道車両用制御装置
JP2025557437A JP7799908B2 (ja) 2023-11-16 2023-11-16 配線機器および鉄道車両用制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2023/041316 WO2025104879A1 (ja) 2023-11-16 2023-11-16 配線機器および鉄道車両用制御装置

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61197153U (https=) * 1985-05-30 1986-12-09
JPH06178411A (ja) * 1992-12-04 1994-06-24 Toshiba Corp 車両用制御装置
JP2014113983A (ja) * 2012-12-12 2014-06-26 Toshiba Corp 車両用機器収容装置、及び鉄道車両用機器収容装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000013050A (ja) * 1998-06-25 2000-01-14 Noritsu Koki Co Ltd コード固定具

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61197153U (https=) * 1985-05-30 1986-12-09
JPH06178411A (ja) * 1992-12-04 1994-06-24 Toshiba Corp 車両用制御装置
JP2014113983A (ja) * 2012-12-12 2014-06-26 Toshiba Corp 車両用機器収容装置、及び鉄道車両用機器収容装置

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JP7799908B2 (ja) 2026-01-15

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