Patent ID: 6572027
Filing Date: 2003-06-03
Classification: E01B

Abstract:
A system for securing a rail to a concrete railroad tie, said concrete railroad tie having a rail seat area on which said rail rests, the system comprising:a) a shoulder insert mounted in said concrete railroad tie adjacent to said rail seat area; b) an insulator spacer inserted between said shoulder insert and said rail, said insulator spacer comprising i) an upper member having a cavity; and ii) a post member nesting within the cavity of said upper member and contacting said shoulder insert and said rail, said post member consisting of a composite material, wherein said composite material comprises a plurality of layers and wherein said plurality of layers includes an electrically insulating layer located between a first outer layer and a second outer layer; and c) a retaining clip attached to said shoulder insert; whereby said rail is secured to said concrete railroad tie.