| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an axle box supporting device reducing effect of rigidity of an elastic body provided at an axle beam support part on vertical support rigidity of an axle box. <P>SOLUTION: An axle box supporting device supporting an axle box 30 having a bearing for supporting wheel and axle 20 in a manner allowing relative displacement with respect to a bogie frame 10 includes: an axle beam 40 disposed substantially along a track longitudinal direction and having one end provided with the axle box and the other end oscillatably connected relative to the bogie frame; an elastic body 60 provided at a connection place between the bogie frame and the axle beam; and turning allowing mechanisms 70, 80, 90 provided at least one of the end of the axle beam at the elastic body side and a connection part between the bogie frame and the elastic body and allowing the turning of the axle beam in a direction in which the axle box vertically moves relative to the bogie frame. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
