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US 10,703,390 B2Granted
Railway vehicle body structure and manufacturing process thereof
AssigneeAlstom Transport Technologies
InventorsStephane Roll, Bruno Delphigue
Life of this patent
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Abstract
A body structure for a rail vehicle that includes a frame with at least one support element made at least predominantly of steel alloy, at least one equipment element made predominantly of aluminum alloy, at least one first plate having at least one longitudinal edge and a first surface delimited by the longitudinal edge, and at least one longitudinal batten of steel alloy, which is integral with the support element, wherein the longitudinal batten is fixed flat to the first face by way of friction melt bonding.
Claims8
A body structure for a railway vehicle, the body structure comprising:
- a frame, which comprises at least one support element made at least predominantly of steel alloy;
- at least one equipment element, made at least predominantly of aluminum alloy, and comprising at least a first plate comprising at least one longitudinal edge and a first face delimited by the longitudinal edge;
- and
- at least one longitudinal steel batten which is integral with the support element,
- wherein the longitudinal batten is fixed flat on the first face by means of friction melt bonding, a support face of the batten being fixed to the first face, and
- wherein the longitudinal batten has a longitudinal outer edge by means of which the longitudinal batten is welded on the support element, the longitudinal batten having a thickened portion extending from the longitudinal outer edge and projecting from a free face, opposite to the first face, and the outer edge having a welding chamfer.
3 more elements
Dependencies are inferred from the claim text.