Suspension railway system

Abstract

A suspension railway system including a suspension mechanism for supporting a vehicle and a rail system. The suspension mechanism includes a suspension structure as well as a first main-wheel and a second main-wheel. Further, the suspension mechanism includes a first selection means attached to the suspension structure via a first actuator. Yet further, the suspension mechanism includes a second selection means attached to the suspension structure via a second actuator. Moreover, the suspension mechanism includes an attachment means for attaching the vehicle to the suspension structure. The rail system includes a group of lower rails and a group of upper rails, the group of lower rails comprising a first rail and a second rail and the group of upper rails comp includes rising a third rail and a fourth rail, each of the rails having a first side and a second side opposite to the first side.

1 . A suspension railway system comprising
 a suspension mechanism for supporting a vehicle, comprising
 a suspension structure; 
 a first main-wheel and a second main-wheel, rotatably attached to the suspension structure; 
 a first selection means attached to the suspension structure via a first actuator, wherein the first actuator is configured to move the first selection means between a first guiding position and a first non-guiding position; 
 a second selection means attached to the suspension structure via a second actuator, wherein the second actuator is configured to move the second selection means between a second guiding position and a second non-guiding position and; 
 an attachment means for attaching the vehicle to the suspension structure; 
   a rail system comprising a group of lower rails and a group of upper rails, the group of lower rails comprising a first rail and a second rail and the group of upper rails comprising a third rail and a fourth rail, each of the rails having a first side and a second side opposite to the first side;
 the third rail being arranged above the first rail in a first segment of the rail system; 
 the third rail being arranged above the second rail in a second segment of the rail system; and 
 the fourth rail being arranged above the first rail in a third segment of the rail system; 
   
       wherein
 the first segment and the second segment are in connection with each other via the third rail; 
 the first segment and the third segment are in connection with each other via the first rail. 
 
     
     
         2 . A suspension railway system according to  claim 1 , wherein the first main-wheel is arranged to roll on a top of the lower rail and the second main-wheel is arranged to roll on a top of the upper rail. 
     
     
         3 . A suspension railway system according to  claim 1 , wherein when the suspension mechanism is between two segments, only one of the main wheels is arranged to be in contact with a rail. 
     
     
         4 . A suspension railway system according to  claim 1  wherein, when the suspension mechanism is between the first segment and the third segment
 the first main-wheel is arranged to roll on top of the first rail; 
 the first selection means is arranged to be actuated to the first guiding position; 
 the second selection means is arranged to be actuated to the second non-guiding position; and 
 the second main-wheel is arranged to not be in contact with any of the rails. 
 
     
     
         5 . A suspension railway system according to  claim 1  wherein, when the suspension mechanism is between the first segment and the second segment
 the second main-wheel is arranged to roll on top of the third rail; 
 the second selection means is arranged to be actuated to the second guiding position; and 
 the first selection means is arranged to be actuated to the first non-guiding position and the first main-wheel is arranged to not be in contact with any of the rails. 
 
     
     
         6 . A suspension railway system according to  claim 1 , wherein the first main-wheel is arranged to roll along the lower rail and the second main-wheel is arranged to roll along the upper rail. 
     
     
         7 . A suspension railway system according to  claim 1 , wherein when the suspension mechanism is between the first segment and the third segment,
 the first main-wheel is arranged to roll along the first rail;   the first selection means is arranged to be actuated to the first guiding position;   the second selection means is arranged to be actuated to the second non-guiding position; and   the second main-wheel is arranged to not be in contact with any of the rails.   
     
     
         8 . A suspension railway system according to  claim 1 , wherein when the suspension mechanism is between the first segment and the second segment,
 the second main-wheel is arranged to roll along of the second rail;   the second selection means is arranged to be actuated to the second guiding position;   the first selection means is arranged to be actuated to the first non-guiding position and the first main-wheel is arranged to not be in contact with any of the rails.   
     
     
         9 . A suspension railway system according to  claim 1 , wherein in the first guiding position, the first selection means is arranged to roll along a side of the lower rail and in first non-guiding position, the first selection means is arranged to be below or above the lower rail; and/or wherein in the second guiding position, the second selection means is arranged to roll along a side of the upper rail and in the second non-guiding position, the second selection means is arranged to be below the upper rail and above the lower rail. 
     
     
         10 . A suspension railway system according to  claim 1 , wherein the suspension mechanism further comprises a first follow-wheel and a second follow-wheel, rotatably attached to the suspension structure and/or wherein the suspension structure comprises
 a first vertical part for attaching the first main-wheel, the first vertical part being arranged to be on the second side of a rail;   a second vertical part for attaching the second main-wheel, the second vertical part being arranged to be on the first side of a rail; and   a horizontal part for connecting the first vertical part with the second vertical part between the upper and lower rails.   
     
     
         11 . A suspension railway system according to  claim 1 , wherein the lower rail is in connection with a vertically movable rail segment, the vertically movable rail segment is aligned horizontally at a distance relative to the upper rail, and the distance is selected to be sufficient for the second main-wheel not to be in contact with any of the upper rails; and/or wherein the upper rail is in connection with a vertically movable rail segment, the vertically movable rail segment is aligned horizontally at a distance relative to the lower rail, and the distance is selected to be sufficient to move the second main-wheel not to be in contact with any of the lower rails. 
     
     
         12 . A rail system for a suspension railway system, comprising a group of lower rails and a group of upper rails, the group of lower rails comprising a first rail and a second rail and the group of upper rails comprising a third rail and a fourth rail, each of the rails having a first side and a second side opposite to the first side;
 the third rail being arranged above the first rail in a first segment of the rail system;   the third rail being arranged above the second rail in a second segment of the rail system; and   the fourth rail being arranged above the first rail in a third segment of the rail system;   
       wherein
 the first segment and the second segment are in connection with each other via the third rail; 
 the first segment and the third segment are in connection with each other via the first rail. 
 
     
     
         13 . A rail system according to  claim 12 , wherein the connection between the segments is one rail and said rail is arranged to have sufficient strength to carry a weight of a car of the suspension railway system without help of another rail.