PROBLEM TO BE SOLVED: To provide a configuration in which a surface of a protection object member can be readily exposed and has fire-resistance while improving a degree of freedom of choosing a protected region of a railway vehicle bogie and reducing a weight of the vehicle.SOLUTION: An adhesive face of a protective film in which a shock absorption layer and a flame retardant layer are laminated in this order from a side of the protection object member and the shock absorption layer is thicker than the flame retardant layer, is attached to the protection object member of the railway bogie.SELECTED DRAWING: Figure 2
【課題】鉄道車両台車の保護領域の選択自由度の向上及び車両軽量化を図りながらも、保護対象部材の表面が簡単に露出可能で且つ耐火性能を有する構成を提供する。【解決手段】保護対象部材側から順に、衝撃吸収層と難燃層とが積層され、前記衝撃吸収層が、前記難燃層よりも厚い保護フィルムの粘着面を、鉄道台車の前記保護対象部材に貼り付ける。【選択図】図2
RAILWAY VEHICLE BOGIE WITH PROTECTIVE FILM AND LEAF SPRING WITH PROTECTIVE FILM
保護フィルムを備えた鉄道車両台車及び保護フィルム付き板バネ
2017-07-27
Patent
Electronic Resource
Japanese
IPC: | B61F Untergestelle für Schienenfahrzeuge, z.B. Fahrgestellrahmen, Drehgestelle oder Anordnungen der Radsätze , RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES |
RAILWAY VEHICLE BOGIE PROVIDED WITH PROTECTIVE FILM AND LEAF SPRING PROVIDED WITH PROTECTIVE FILM
European Patent Office | 2018
|RAILCAR BOGIE INCLUDING PROTECTIVE FILM AND PROTECTIVE FILM-EQUIPPED PLATE SPRING
European Patent Office | 2020
|Railcar bogie including protective film and protective film-equipped plate spring
European Patent Office | 2022
|