专利汇可以提供Railway system专利检索,专利查询,专利分析的服务。并且A railway system comprising a beam supported at spaced intervals along its length and having tracks extending longitudinally thereof at opposite sides, with cars adapted to travel on the tracks in paths along opposite sides of the beam. Eack track comprises a lower rail and an upper rail extending longitudinally of the beam at the respective side of the beam. Each car has lower wheels traveling on the head of the lower rail and an outrigger extending laterally from the car to the upper rail having a traveling tension-transferring interconnection with the head of the upper rail for holding the car upright. The heads of the two rails of each track lie in a plane inclined to the longitudinal vertical plane of the beam with substantially all of the beam below the said inclined plane. The system as disclosed further involves a special switching arrangement for the tracks, a special station feature based on the provision of an elevator in the car, and a special expansion joint between rail ends.,下面是Railway system专利的具体信息内容。
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