Device for unloading a container for bulk materials

Discharge hopper

Distribution means for partition sheet assembly

Door latch control apparatus for hopper vehicle

Door lever adjusting device for hopper car doors

Door locking and actuating mechanism for hopper car

Door locking arrangement for railway hopper car

Door locking mechanism for side dump railway hopper cars

Door position indicating mechanism for a railcar

Door system for transit vehicle utilizing compression lock...

Drive system for a railway hopper car discharge gate

Drop bottom trucks or hoppers

Dual discharge hopper device for bulk cargo vehicles

Dual durometer gasket for a railroad hopper car

Dual hopper car doors

Dumping railway quench car