Stock-rail fastening for switches and crossings of railway track installations

A stock rail fastening for switches of railway track installations, in which a stock rail having a first flange and a second flange rests on a baseplate, and a switch toe spans the bottom of the rail, and clamping means fixes the first flange to the baseplate, said rail fastening comprising:

• a. a slide chair, for the switch toe, adjacent the second flange and having one side overhanging the second flange, said slide chair being spaced apart from the baseplate to form a recess therebetween and having an opening at another side opposite said one side and remote from the rail, said another side having notches;
• and
• b. a spring U-clip within the recess having a loop portion bearing against the second flange and a pair of arms extending from said loop portion and having spaced apart ends supported in said notches, said arms being under bending tension;
• the entirety of said U-clip being polygonal in cross section, said arms between said loop portion and said ends having a portion which is square in cross section, and said arms each having a side face parallel to a horizontal plane when said U-clip is tension free.