CPC B61D 17/10 (2013.01) [B61D 17/043 (2013.01); B61D 17/18 (2013.01); B61F 1/02 (2013.01)] | 14 Claims |
1. A floor section for an insulated railcar, the floor section comprising:
a flat plate; and
a composite section coupled to the flat plate, the composite section comprising a plurality of composite beams aligned parallel to one another, each composite beam of the plurality of composite beams comprising:
an inner core comprising an insulating material; and
an outer material surrounding the inner core, wherein:
the inner core is configured to support the outer material;
an upper surface of each composite beam of the plurality of composite beams is coupled to an underside of the flat plate, the upper surface extending along a length of the composite beam;
each composite beam of the plurality of composite beams comprises a pair of side walls, each side wall of the pair of side walls generally perpendicular to the upper surface of the composite beam; and
a first composite beam of the plurality of composite beams is laminated to a second composite beam of the plurality of composite beams along a side wall of the first composite beam and a side wall of the second composite beam.
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