Patent ID: 6138921
Filing Date: 2000-10-31
Classification: E01B

Abstract:
A rail-to-wood sleeper fastener for a railroad, comprising:an elastic wedged clamp having a lower portion adapted to be fastened to a lower face of a sleeper, said clamp further having two side branches that are connected with said lower portion, each of said side branches extending through a corresponding one of a pair of chimneys in said sleeper, each of said side branches connected to top end bent portions adapted to contact an upper face of a foot of a rail;a pair of hollow wedges each of the hollow wedges extending into the respective chimney in said sleeper and exerting pressure onto a corresponding one of said side branches, each of said hollow wedges including a cogged bar facing a corresponding one of said side branches, each cog of said cogged bar cooperating with a hook on a corresponding one of said side branches to allow each of said wedges to advance into a corresponding one of said chimneys and to resist the removal of said wedge from said corresponding chimney.