Patent ID: 8356559

Claim:
A bogie for a guide rail type vehicle steered by being guided by a guide rail provided on a predetermined guideway when running on the guideway, comprising: an axle in which a pair of running wheels is steerably mounted at both ends of the axle; a guide frame which is arranged under the axle, is attached turnably to the axle via a bearing, and is formed so as to extend in the vehicle longitudinal direction; a pair of first guide wheels which is arranged adjacently to each other in the vehicle lateral direction so as to be in contact with the guide rail, and is provided rotatably in the vehicle body end-side part in the vehicle longitudinal direction of the guide frame; a pair of second guide wheels which is arranged adjacently to each other in the vehicle lateral direction so as to be in contact with the guide rail, and is provided rotatably in the vehicle body center-side part in the vehicle longitudinal direction of the guide frame; a pair of tie rod arms which is arranged so as to be opposed to each other with the guide rail being held therebetween, is attached to the axle, and is formed so as to extend from the axle to the vehicle body center-side; and a pair of tie rods each connecting the guide frame to each of the pair of tie rod arms, wherein one end of each of the tie rods is attached rotatably to the tie rod arm, and the other end of each of the tie rods is attached rotatably to the guide frame, wherein the pair of the first guide wheels and the pair of the second guide wheels are arranged symmetric to each other in the vehicle longitudinal direction about a turning center axis of the guide frame, and the center axis of the axle is arranged nearer the vehicle body center in the vehicle longitudinal direction with respect to the turning center axis of the guide frame.