发明名称 |
Rail joint bars and rail joint assemblies |
摘要 |
A rail joint assembly is provided for joining abutting railroad rails with an electrically-insulated joint. The rail joint assembly comprises abutting railroad rails compressing an insulating gasket therebetween and rail joint bars secured through a plurality of holes by fasteners to the adjacent railroad rails. The rail joint bars comprise a body and an insulating spacer comprising a porous mesh screen and washer. A layer of epoxy is sandwiched between a rail joint bar and railroad rail and comprises a rigid epoxy on lateral portions of a first side of a rail joint bar and a flexible epoxy placed on a central portion of the first side of a rail joint bar. Rail joint bars are rectangular shaped and may have a cutout.
|
申请公布号 |
US7490781(B2) |
申请公布日期 |
2009.02.17 |
申请号 |
US20060503865 |
申请日期 |
2006.08.14 |
申请人 |
PORTEC RAIL PRODUCTS, INC. |
发明人 |
URMSON, JR. W. THOMAS;MOSPAN JOHN W.;DOWNEY JOHN M. |
分类号 |
E01B11/00;E01B11/04;E01B11/54 |
主分类号 |
E01B11/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|