Fastening rails on sleepers, or the like

EFIXED CONSTRUCTIONS E01Road, railway construction E01BPERMANENT WAY PERMANENT-WAY TOOLS MACHINES FOR MAKING RAILWAYS OF ALL KINDS

E01B9/00Fastening rails on sleepers, or the like

E01B9/02Fastening rails, tie-plates, or chairs directly on sleepers or foundations Means therefor E01B9/04Fastening on wooden or concrete sleepers or on masonry without clamp members E01B9/06Railways spikes E01B9/08Elastic spikes E01B9/10Screws or bolts for sleepers E01B9/12Retaining or locking devices for spikes or screws E01B9/14Plugs, sleeves, thread linings, or other inserts for holes in sleepers E01B9/16for wooden sleepers E01B9/18for concrete sleepers E01B9/20by keys E01B9/22Fastening on steel sleepers without clamp members E01B9/24by keys E01B9/26Welded fastenings E01B9/28Fastening on wooden or concrete sleepers or on masonry with clamp members E01B9/30by resilient steel clips E01B9/303the clip being a shaped bar E01B9/306the clip being a shaped plate E01B9/32Fastening on steel sleepers with clamp members E01B9/34by resilient steel clips E01B9/36Metal sole-plates for rails which rails are directly fastened to sleepers E01B9/38Indirect fastening of rails by using tie-plates or chairs Fastening of rails on the tie-plates or in the chairs E01B9/40Tie-plates for flat-bottom rails E01B9/42of two or more parts E01B9/44Fastening the rail on the tie-plate E01B9/46by clamps E01B9/48by resilient steel clips E01B9/483the clip being a shaped bar E01B9/486the clip being a shaped plate E01B9/50by keys E01B9/52by resilent keys E01B9/54Rail chairs E01B9/56for rails with two or more treads E01B9/58Fastening the rail in the chair E01B9/60Rail fastenings making use of clamps or braces supporting the side of the rail E01B9/62Rail fastenings incorporating resilient supports E01B9/64Rail fastenings gripping or encircling the sleeper E01B9/66Rail fastenings allowing the adjustment of the position of the rails, so far as not included in the preceding groups E01B9/68Pads or the like E01B9/681characterised by the material E01B9/683layered or composite E01B9/685characterised by their shape E01B9/686with textured surface E01B9/688with internal cavities