A rail system, in particular for an in-floor electric conveyor system, having a) a main track, which comprises at least two fixed, parallel rails; b) at least two secondary tracks enclosing an angle, which each have as many fixed rails as the main track; c) a switch, arranged between the main track and the secondary tracks, which comprises: ca) a movable rail section for each rail of the main track, which in one position is capable of forming at least a part of the connection between the rail of the main track and a rail of the secondary track; cb) at least one actuating mechanism for moving the movable rail sections; characterised in that d) each rail (5, 6) of the main track has one single movable rail section (12, 14) associated therewith, which is permanently physically connected to the corresponding rail (5, 6) of the main track via a joint (13, 15) and can be optionally connected to one fixed rail (7, 8, 9, 10) of each secondary track (3, 4) through a pivotal movement about this joint (13, 15), wherein e) each joint (13, 15) comprises ea) at least one end face (38, 39, 40, 41) of the fixed rail (5, 6) of the main track, which is constructed as a part of a rotational face about the axis of a pivot pin; eb) at least one end face (44, 45, 46, 47) of the movable rail section (12, 14) which abuts against the end face of the fixed rail (5, 6) and is shaped in a complementary manner thereto; ec) at least one transition body (48, 49) overlapping the fixed rail (5, 6) and the movable rail section (12, 14), which is connected in one end region to the fixed rail (5, 6) and in the other end region to the movable rail section (17, 14) in an articulated manner, wherein at least one side face of the transition body (48, 49) realizes a contour-adapted transition between the fixed rail (5, 6) and the movable rail section (12, 14) in at least one position of the movable rail section (12, 14). a) a main track, which comprises at least two fixed, parallel rails; b) at least two secondary tracks enclosing an angle, which each have as many fixed rails as the main track; c) a switch, arranged between the main track and the secondary tracks, which comprises: ca) a movable rail section for each rail of the main track, which in one position is capable of forming at least a part of the connection between the rail of the main track and a rail of the secondary track; cb) at least one actuating mechanism for moving the movable rail sections; characterised in that ca) a movable rail section for each rail of the main track, which in one position is capable of forming at least a part of the connection between the rail of the main track and a rail of the secondary track; cb) at least one actuating mechanism for moving the movable rail sections; characterised in that d) each rail (5, 6) of the main track has one single movable rail section (12, 14) associated therewith, which is permanently physically connected to the corresponding rail (5, 6) of the main track via a joint (13, 15) and can be optionally connected to one fixed rail (7, 8, 9, 10) of each secondary track (3, 4) through a pivotal movement about this joint (13, 15), wherein e) each joint (13, 15) comprises ea) at least one end face (38, 39, 40, 41) of the fixed rail (5, 6) of the main track, which is constructed as a part of a rotational face about the axis of a pivot pin; eb) at least one end face (44, 45, 46, 47) of the movable rail section (12, 14) which abuts against the end face of the fixed rail (5, 6) and is shaped in a complementary manner thereto; ec) at least one transition body (48, 49) overlapping the fixed rail (5, 6) and the movable rail section (12, 14), which is connected in one end region to the fixed rail (5, 6) and in the other end region to the movable rail section (17, 14) in an articulated manner, wherein at least one side face of the transition body (48, 49) realizes a contour-adapted transition between the fixed rail (5, 6) and the movable rail section (12, 14) in at least one position of the movable rail section (12, 14). ea) at least one end face (38, 39, 40, 41) of the fixed rail (5, 6) of the main track, which is constructed as a part of a rotational face about the axis of a pivot pin; eb) at least one end face (44, 45, 46, 47) of the movable rail section (12, 14) which abuts against the end face of the fixed rail (5, 6) and is shaped in a complementary manner thereto; ec) at least one transition body (48, 49) overlapping the fixed rail (5, 6) and the movable rail section (12, 14), which is connected in one end region to the fixed rail (5, 6) and in the other end region to the movable rail section (17, 14) in an articulated manner, wherein at least one side face of the transition body (48, 49) realizes a contour-adapted transition between the fixed rail (5, 6) and the movable rail section (12, 14) in at least one position of the movable rail section (12, 14).