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US 2021/0046955 A1Published application
Hopper railroad car hatch cover assembly
AssigneeThe Greenbrier Companies, Inc.
InventorsPeter L. Jones, Brandon Hart, Matthew Matsen, Victor Mankarious
Life of this patent
Estimating the term…
Abstract
A hatch cover assembly for a hopper railroad car includes a door configured to move from an open position to a closed position, a running track configured to support the door in the open position, a roller assembly attached to the door and configured to move along the running track, a locking clip configured to engage a leading edge of the door, and an actuator configured to move the door between the open position and the closed position.
Claims24
A hopper railroad car hatch cover assembly comprising:
- a running track connectable to a roof of a hopper railroad car
- a door movable from an open position to a closed position relative to a coaming of the hopper railroad car, the door supportable by the running track when in the open position;
- a roller assembly attached to the door and movable along the running track;
- a locking clip engageable with a leading edge of the door;
- and
- an actuator configured to move the door between the open position and the closed position.
3 more elements
A hopper car comprising:
- a frame;
- spaced apart side walls;
- a roof connected to the side walls and including a coaming defining an opening in the roof;
- and
- a hatch cover assembly including:
- a running track connectable to the roof;
- a door moveable from an open position to a closed position relative to the coaming;
- a roller assembly attached to the door and moveable along the running track;
- a locking clip engageable with a leading edge of the door;
- and
- an actuator configured to move the door between the open position and the closed position.
8 more elements
Dependencies are inferred from the claim text.