E - Fixed Constructions – 01 – B
Patent
E - Fixed Constructions
01
B
238/117
E01B 9/30 (2006.01) E01B 9/68 (2006.01)
Patent
CA 1250557
ABSTRACT A rail pad for electrically and dynamically insulating the rail from the rail tie. Grooves or recesses are provided for force attenuation such that the overall volume is reduced by at least 15%. To improve durability particularly in curved track sections at least the field edge of the pad has in a section extending 20mm on from the field edge less than 10% volume reduction by grooves or recesses.
457632
Collins John
Young Hartley F.
Mckay (ralph) Limited
Osler Hoskin & Harcourt Llp
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