EP4703231A1 - Châssis de voiture et son procédé de production - Google Patents

Châssis de voiture et son procédé de production

Info

Publication number
EP4703231A1
EP4703231A1 EP23935385.7A EP23935385A EP4703231A1 EP 4703231 A1 EP4703231 A1 EP 4703231A1 EP 23935385 A EP23935385 A EP 23935385A EP 4703231 A1 EP4703231 A1 EP 4703231A1
Authority
EP
European Patent Office
Prior art keywords
plate portion
inner plate
plate part
truck frame
outer plate
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
EP23935385.7A
Other languages
German (de)
English (en)
Inventor
Yoshiyuki Shimokawa
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of EP4703231A1 publication Critical patent/EP4703231A1/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
    • B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
    • B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
    • B61F5/50—Other details
    • B61F5/52—Bogie frames

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Body Structure For Vehicles (AREA)
  • Laser Beam Processing (AREA)
EP23935385.7A 2023-04-28 2023-04-28 Châssis de voiture et son procédé de production Pending EP4703231A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2023/016898 WO2024224609A1 (fr) 2023-04-28 2023-04-28 Châssis de voiture et son procédé de production

Publications (1)

Publication Number Publication Date
EP4703231A1 true EP4703231A1 (fr) 2026-03-04

Family

ID=93255796

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23935385.7A Pending EP4703231A1 (fr) 2023-04-28 2023-04-28 Châssis de voiture et son procédé de production

Country Status (4)

Country Link
EP (1) EP4703231A1 (fr)
JP (1) JPWO2024224609A1 (fr)
CN (1) CN121175230A (fr)
WO (1) WO2024224609A1 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021151823A (ja) 2020-03-24 2021-09-30 株式会社総合車両製作所 鉄道車両用台車枠及び鉄道車両用台車枠の製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006193129A (ja) * 2004-12-16 2006-07-27 Hitachi Ltd 鉄道車両用台車枠の製作方法及びその台車枠
CN101973282B (zh) * 2010-09-28 2012-06-27 长春轨道客车股份有限公司 转向架构架侧横梁连接接头全对接结构的组焊工艺方法
CN102923152A (zh) * 2011-08-10 2013-02-13 南车青岛四方机车车辆股份有限公司 轻量化转向架焊接构架及其焊接加工方法
JP5899913B2 (ja) * 2011-12-27 2016-04-06 新日鐵住金株式会社 鉄道車両用台車枠及び製造方法、並びにその台車枠を備えた台車
KR102402774B1 (ko) * 2020-05-06 2022-05-31 한국철도기술연구원 용접부 고주파 표면 충격처리장치, 그 고주파 표면 충격처리장치를 이용한 철도차량의 대차프레임 제작방법

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021151823A (ja) 2020-03-24 2021-09-30 株式会社総合車両製作所 鉄道車両用台車枠及び鉄道車両用台車枠の製造方法

Also Published As

Publication number Publication date
JPWO2024224609A1 (fr) 2024-10-31
WO2024224609A1 (fr) 2024-10-31
CN121175230A (zh) 2025-12-19

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