A pad for a reailway rail fastening assembly
AssigneePandrol Limited
InventorsStephen John Cox, Robert John Hamilton
Life of this patent
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Abstract
A pad for a railway rail fastening assembly, the pad being configured for placement between a rail and an underlying foundation, such as slab track or a sleeper, wherein a cross-section of the pad comprises: a second resilient layer configured to face a railway rail; an intermediate rigid layer; and a first resilient layer configured to face an underlying foundation. The rigid layer is provided between and is integrally formed with the first and second resilient layers. An edge of the pad comprises at least one ear that extends beyond a central region of the pad, the rigid layer extending into the ear with the ear being configured to resist rail roll.
Claims26
A pad for a railway rail fastening assembly, the pad being configured for placement between a rail and an underlying foundation, wherein a cross-section of the pad comprises:
- a rigid layer;
- and
- a first resilient layer configured to face an underlying foundation,
- wherein the rigid layer is integrally formed with the first resilient layer, and
- wherein an edge of the pad comprises at least one ear that extends beyond a central region of the pad, the rigid layer extending into the ear with the ear being configured to resist rail roll.
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Dependencies are inferred from the claim text.