Patent ID: 9340217
Filing Date: 2016-05-17
CPC Classification: B61F,F16F

Claim Text:
1. A railcar bogie comprising: a frame configured to be located under a carbody of a railcar; an air spring including an air spring main body in which air is stored, the air spring being configured to be arranged between the carbody and the frame; an elastic member arranged between the air spring and the frame and configured to separate the air spring from the frame by restoring force thereof in a state where a height of the carbody is maintained at a certain height regardless of the air spring; and a limiting member configured to limit an amount of displacement of the elastic member to limit an amount of separation between the air spring and the frame, wherein the elastic member is configured to provide the restoring force and to be displaced while providing the restoring force until the elastic member reaches a position where the limiting member limits the amount of displacement of the elastic member.