Multi-unit railroad freight car for carrying cargo containers
AssigneeGunderson LLC
InventorsDavid W. Smith, Gregory J. Saxton
Life of this patent
Estimating the term…
Abstract
A multi-unit railroad freight car and a container-carrying bridge unit for such a car. The bridge unit extends between and is carried on the adjacent body bolsters of both of a pair of drawbar-connected well units designed for carrying stacked cargo containers. The bridge unit includes a center sill, a transverse bolster at each end of the center sill, and container-supporting arms extending from the bolsters and above the body bolsters of the adjacent container well units to support a cargo container.
Claims21
A multi-unit railroad freight car, comprising:
- (a) a plurality of container well units, each including a container well and a body end structure extending longitudinally away from said well, two of said container well units being coupled with each other;
- and
- (b) a container-supporting bridge unit extending between said two of said container well units, said bridge unit being interconnected with said body end structure of each of said container well units.
A multi-unit railroad freight car, comprising:
- (a) a plurality of container well units, each including a container well and a pair of body bolsters, two of said container well units being coupled with each other;
- (b) a plurality of trucks, separate respective ones of said trucks each supporting one of said body bolsters of each of said two container well units;
- and
- (c) a container-supporting bridge unit extending between said two of said container well units, said bridge unit having a pair of opposite ends, and each of said opposite ends of said bridge unit being interconnected with and carried on a respective one of said body bolsters supported by said trucks.
A container-supporting bridge unit for a multi-unit railroad freight car, comprising:
- (a) a center sill having a pair of opposite sill ends;
- (b) a pair of transverse bolsters fixedly interconnected with said center sill;
- (c) a center bearing located adjacent each of said opposite sill ends;
- and
- (d) a pair of container support arms mounted on and extending outward from each said transverse bolster and beyond a nearer one of said opposite sill ends.
A bridge unit for supporting a container between container wells of longitudinally adjacent container wells of a multi-unit railroad freight car, comprising:
- a container-supporting structure having a longitudinal structural support member defining a pair of opposite ends thereof, a transverse structural support member interconnected therewith, and a container support member interconnected with at least one of said structural support members and extending horizontally away from each of said opposite ends of said longitudinal structural support member.
Dependencies are inferred from the claim text.