A backing ring assembly (1) for railway axles (2) that can be fitted in service to a journal (3) of a railway axle (2) and includes a backing ring (7) and an annular insert (10) that has an L-shaped radial section, including a sleeve portion (11) fitted to a radially external cylindrical lateral surface (12) of the backing ring (7) delimiting a first axial section (13) thereof; the sleeve portion (11) of the annular insert being divided into first and second axial sections (15, 16) by a radially thinned portion thereof (18) designed to form a plastic hinge (C), the first axial section (15) projecting axially from the first section (13) of the backing ring (7), which is provided with an annular projection (19) that is designed to cause an elastic deformation of the thinned portion (18) to ensure the second section (16) of the sleeve portion is always coupled by means of an interference fit with the cylindrical lateral surface (12) of the first axial section (13) of the backing ring (7). Main figure: Figure 3 (%L\.
UNIVERSAL FIT BACKING RING ASSEMBLY FOR RAILWAY AXLES
2022-09-29
Patent
Elektronische Ressource
Englisch
UNIVERSAL FIT BACKING RING ASSEMBLY FOR RAILWAY AXLES
Europäisches Patentamt | 2022
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