PROBLEM TO BE SOLVED: To improve assembly operability while making a carriage simple and lightweight.SOLUTION: A carriage for a railroad vehicle includes: a cross beam 4 for supporting a vehicle body; a pair of front and rear axles arranged along a vehicle width direction at a front part and a rear part in a vehicle length direction across the cross beam 4; bearings provided on both vehicle-width-directional sides of the axles and supporting the axles rotatably; axle boxes for housing the bearings; leaf springs 30 extending along the vehicle length direction, while supporting both vehicle-width-directional ends of the cross beam 4, and having both vehicle-length-direction ends 30c supported by the axle boxes; contact members 33 provided at both the vehicle-width-direction ends of the cross beam 4, and placed on vehicle-length-directional center parts 30a of the leaf springs 30 from above while not fixed vertically to the leaf springs 30; and support members 31 provided on the axle boxes and supporting both the vehicle-length-directional ends 30c of the leaf springs 30.SELECTED DRAWING: Figure 4
【課題】台車を簡素かつ軽量にしながら組立作業性を向上させる。【解決手段】鉄道車両用台車は、車体を支持するための横ばり4と、横ばり4を挟んで車両長手方向の前方及び後方において車幅方向に沿って配置された前後一対の車軸と、車軸の車幅方向両側に設けられて車軸を回転自在に支持する軸受と、軸受を収容する軸箱と、横ばり4の車幅方向両端部を支持した状態で車両長手方向に延びて車両長手方向両端部30cが軸箱に支持された板バネ30と、横ばり4の車幅方向両端部に設けられて、板バネ30に対して上下方向に固定されない状態で板バネ30の車両長手方向中央部30aに上方から載せられている当接部材33と、軸箱に設けられて、板バネ30の車両長手方向両端部30cを支持する支持部材31と、を備える。【選択図】図4
CARRIAGE FOR RAILROAD VEHICLE
鉄道車両用台車
2016-11-17
Patent
Elektronische Ressource
Japanisch
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 |