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2. 发明公开

EP2216227A1 BOGIE FOR LOW FLOOR TYPE RAILWAY VEHICLE AND LOW FLOOR TYPE RAILWAY VEHICLE WITH THE SAME 失效
标题翻译： DREHGESTELLFÜRNIEDERFLUR-EISENBAHNWAGEN UND NIEDERFLUR-EISENBAHNWAGEN DAMIT
公开(公告)号：EP2216227A1
公开(公告)日：2010-08-11
申请号：EP07832031.4
申请日：2007-11-16
申请人： Kawasaki Jukogyo Kabushiki Kaisha
发明人： OKU, Yasumasa , MATSUKI, Nobuya , TACHIBANA, Masaru , SEKI, Yoshinori , KOBAYASHI, Noboru
IPC分类号： B61F5/00 , B61D13/00
CPC分类号： B61F9/00 , B61D13/00 , B61F3/02
摘要： [problem] A low-floor car body is provided while maintaining an accuracy of a distance between right and left wheels.
[Solving means] A low-floor railway vehicle bogie 1 of the present invention comprises a bogie frame configured to support a car body of a railway vehicle, a main axle and a sub-axle which are disposed at front and rear sides of the bogie frame in a driving direction, respectively such that the main axle and the sub-axle extend in a rightward and leftward direction, wheels attached to right and left sides of each of the main axle and the sub-axle, axle boxes which are mounted to right and left sides of each of the main axle and the sub-axle and are configured to support the axle; and axle box suspensions which are configured to elastically couple the axle boxes to the bogie frame to support the axle boxes, respectively; wherein the wheels attached to the main axle are large-diameter wheels and the wheels attached to the sub-axle are small-diameter wheels which have a smaller diameter than the large-diameter wheels.
摘要翻译： [问题]提供低地板车体，同时保持左右车轮之间的距离的精度。 [解决方案]本发明的低地板铁路车辆用转向架1包括：转向架，其构造成支撑设置在转向架的前后侧的铁路车辆，主车轴和副车轴的车身; 分别以主轴和副轴向左右方向延伸的车轮，分别安装在各主轴和副车轴的左右两侧的车轮，车轴箱安装于主轴和副轴每个的左右两侧构成支撑轴; 以及轴箱悬架，其构造成将所述轴箱弹性地联接到所述转向架框架以分别支撑所述轴箱; 其中附接到主轴的车轮是大直径轮，并且附接到子轴的车轮是具有比大直径车轮小的直径的小直径车轮。

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