Patent ID: 6935244

Claim:
Transportation system comprising: at least one rail ( 1 ); and at least one car ( 23 ) which can travel via at least one trolley ( 2 ) along the rail ( 1 ), the trolley ( 2 ) only partially encompassing the rail ( 1 ), the trolley having a slot ( 3 ), the trolley being guided on the rail ( 1 ) and turnable relative to the car ( 23 ) around the axis of the rail ( 1 ), and the rail ( 1 ) having at least one junction ( 8 ) dividing the rail ( 1 ) into two rail branches ( 6 , 7 ), characterized in that the rail ( 1 ) and the rail branches ( 6 , 7 ) have a circular cross sectional shape, that in an area of the junction ( 8 ) both on the top and on the bottom of the rail ( 1 ) and in the rail branches ( 6 , 7 ) there are grooves ( 9 , 10 ) which between themselves border one tapering rib ( 11 ) on each of the top and the bottom of the junction ( 8 ), which rib ends in an area of a gusset ( 14 ) between the rail branches ( 6 , 7 ), and that the trolley ( 2 ) can be actively turned.