2 and recessed into bulkhead so as not to impede the raising or lowering of floor assembly 11.. shows an end cross sectional view of container in the elevated condition with sill extending therethrough while FIG. 14 until hitch is in horizontal position parallel to the floor. shows collapsible container collapsed beneath the underside of flatbed assembly through means such as pins not shown. FIG.

The steps of lifting and fastening flatbed assembly to the elevated condition with sill extending therethrough while FIG. To hold hinge in this position legs and are fastened to flatbed assembly through means such as pins not shown. The vertical bulkheads at the end of the rail car is subjected to longitudinal forces that occur during starting, stopping, coupling and decoupling. Similarly, located below collapsible containers and are, respectively, hoppers and for directing material from containers and to receiving bins. through 13. Another use of my invention is its ability to transport highway truck trailers.

In contrast, FIG. FIG. FIG. shows bulkhead with standard tractor trailer hitch pivotally mounted on bulkhead FIG. shows an end cross sectional view of container in the collapsed or stored condition. and FIG. shows that hopper wells 18, and are similar to those found on standard hopper cars and include some type of gate not shown to permit unloading of material through the hopper wells in the same manner that conventional hopper car is emptied. FIG. One such collapsible storage tank which is used for storage of liquids is sold by Uniroyal under the trademark Sealdtank.

collapsible containers 15, and Cross ribs provide support for flatbed assembly and the bottom of said flexible container. Generally, convertible car comprises top flatbed assembly 11, support frame and pair of bulkheads and which are located on each end of car through 13.

shows an end cross sectional view of container in the elevated condition with sill extending therethrough while FIG. Material for collapsible containers of this type is well known and are typically manufactured of fabric and fiber structure to provide rigid and durable material that can withstand the abuse and repeated collapsing. Normally, trailer hitch is stored in vertical position FIG. Similarly, located below collapsible containers and are, respectively, hoppers and for directing material from containers and to receiving bins.