Roof assembly and airflow management system for a temperature controlled railway car
First Claim
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1. A composite box structure mounted on a railway car underframe comprising:
- a floor assembly mounted on and attached to the railway car underframe;
a pair of side wall assemblies and a pair of end wall assemblies attached to the floor assembly and the railway car underframe;
a roof assembly attached to and coupled with the side wall assemblies and the end wall assemblies opposite from the floor assembly;
an air plenum assembly attached to and extending from an interior surface of the roof assembly;
a plurality of plenum panels disposed adjacent to each other and respectively attached with the roof assembly;
a respective hanger assembly disposed between each plenum panel and the roof assembly;
each hanger assembly having a first support and a second support with a flexible cable assembly extending therebetween;
a first end of the flexible cable assembly securely engaged with the first support;
a second end of the flexible cable assembly releasably engaged with the second support; and
the respective plenum panel engaged by the second support at a selected position relative to the roof assembly.
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Abstract
A roof assembly mounted on a composite box structure with an air plenum assembly attached to and extending from an interior surface of the roof assembly. The composite box structure includes a pair of end wall assemblies, a pair of side wall assemblies, a floor assembly and the roof assembly. An opening may be formed in one end of the end wall assemblies to allow installing a temperature control system. An airflow management system may be incorporated into the composite box structure. The composite box structure may be assembled on a railway car underframe to form a temperature controlled railway car or an insulated box car.
74 Citations
6 Claims
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1. A composite box structure mounted on a railway car underframe comprising:
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a floor assembly mounted on and attached to the railway car underframe;
a pair of side wall assemblies and a pair of end wall assemblies attached to the floor assembly and the railway car underframe;
a roof assembly attached to and coupled with the side wall assemblies and the end wall assemblies opposite from the floor assembly;
an air plenum assembly attached to and extending from an interior surface of the roof assembly;
a plurality of plenum panels disposed adjacent to each other and respectively attached with the roof assembly;
a respective hanger assembly disposed between each plenum panel and the roof assembly;
each hanger assembly having a first support and a second support with a flexible cable assembly extending therebetween;
a first end of the flexible cable assembly securely engaged with the first support;
a second end of the flexible cable assembly releasably engaged with the second support; and
the respective plenum panel engaged by the second support at a selected position relative to the roof assembly. - View Dependent Claims (2, 3)
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4. A hanger assembly for use in attaching an air plenum panel with a roof assembly comprising:
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a first support and a second support with a cable assembly extending therebetween;
a first end of the cable assembly engaged with the first support;
a second end of the cable assembly releasably engaged with the second support; and
a third support disposed between the first support and the second support to limit movement of an attached air plenum panel away from the second support. - View Dependent Claims (5, 6)
the first support having a generally circular, disk configuration;
the second support having a similar generally circular disk configuration; and
an opening formed in the first support and the record support to allow inserting a respective first end and a respective second end of the cable assembly therein.
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6. The hanger assembly of claim 4 further comprising:
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a respective opening formed at approximately the center of the first support and second support; and
a first end of the cable assembly securely engaged with the first support and a second end of the cable assembly releasably engaged with the second support.
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Specification