Patent ID: 6138580
Filing Date: 2000-10-31
Classification: B29C,B61D,Y02T

Abstract:
A composite box structure for mounting on a railway car underframe to form a temperature controlled composite boxcar comprising:a pair of opposite substantially rectangular side walls, each side wall having upper and lower edges and ends;a pair of opposite substantially rectangular end walls, each end wall having upper and lower edges and ends and extending between and joined to an end of each of the side walls;a substantially rectangular floor having opposite side edges and ends, the floor extending between and joined to the lower edges of the side walls and extending between and joined to the lower edges of the end walls;a substantially rectangular roof having opposite side edges and ends, the roof extending between and joined to the upper edges of the side walls and extending between and joined to the upper edges of the end walls;the side walls, end walls, roof and floor cooperating with each other to define an interior portion of the composite box structure for carrying cargo;a respective opening intermediate the ends of each side wall to provide access to the interior portion of the box structure for loading and unloading cargo;the side walls, the end walls, the floor and the roof having a plurality of core members wrapped with fiber material and sandwiched between one or more layers of fiber material; anda temperature control system for maintaining the interior portion of the composite box structure within a desired temperature range.