Patent ID: 7975933
Filing Date: 2011-07-12
Classification: E01B

Abstract:
1. A rail joint arrangement, comprising: two rails having adjacent rail ends separated by a distance apart in the form of a gap comprised of air and electric insulator material, each of said rail having a head portion, a web portion, and a base portion, said gap having a top portion, a middle portion, and a bottom portion that correspond to the head portion, web portion, and base portion of the rail, respectively, the head portion being vertically above the base portion; an electric insulator positioned between the adjacent rail ends and filling the middle portion of the gap, the electric insulator at the middle portion defining a constant width; and a rail joint bar attaching the two rails together, wherein at least one of said top and bottom portions has a width larger than the constant width throughout an entire length of said at least one of said top and bottom portions, and wherein said width is less than a lateral transverse dimension of the respective one of said head and base portions.