Patent ID: 7387280

Claim:
A switch comprising a maintrack and a branch track, each one of said tracks comprising a tongue rail and a respective stock rail, said tongue rail being movable into abutment on said respective stock rail, wherein at least one of said stock rails ( 1 ), in its region of abutment on the tongue rail ( 2 ), is formed to have a reduced rail head width as compared to a region located outside said region of abutment, wherein the rail head width, starting from a tip ( 3 ) of a tongue of said tongue rail ( 2 ), decreases as far as to a point ( 4 ) at which a carrying wheel comes into lateral contact with the tongue rail ( 2 ) and increases in a region following said point ( 4 ), and the tongue rail ( 2 ) is reinforced in cross section towards the stock rail ( 1 ) in correlation with the reduction in the width of the stock rail head.