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US 2025/0083712 A1Published application
Multiple-axle rail car with span bolsters
AssigneeKasgro Rail Corp.
InventorsJon Odden, Nicholas Scott Hinsch
Life of this patent
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Abstract
A multiple-axle railcar having a load supported by an upper span bolster attached to a plurality of lower span bolsters is disclosed. A group of axles are attached to each lower span bolster using truck assemblies. The method of manufacturing the span bolsters involves fabricating and joining the components of the span bolsters in a manner that forms a camber in the unloaded span bolster.
Claims7
A multiple-axle railcar comprising:
- a railcar body have a first end and a second end;
- a first upper span bolster pivotally attached to the first end and a second upper span bolster pivotally attached to the second end,
- wherein each of the first and second upper span bolster have a camber with a peak coinciding with an attachment point to the railcar body;
- a pair of lower span bolsters attached to each of the first upper span bolster and the second upper span bolster,
- wherein each lower span bolster has a camber with a peak coinciding with an attachment point to the upper span bolster;
- and
- a plurality of truck assemblies carrying axles, wherein the truck assemblies are mounted to the span bolsters.
4 more elements
Dependencies are inferred from the claim text.