Railcar end door support
AssigneeTrinity Rail Group, LLC
InventorKenneth W. Huck
Life of this patent
Estimating the term…
Abstract
An apparatus includes a transfer ball, a rod, a first bracket, a second bracket, a lock nut, an elastic element, and a threaded collar. The rod is coupled to the transfer ball and extends vertically from the transfer ball. The second bracket is positioned above the first bracket. The rod extends vertically through the first bracket and the second bracket. The lock nut engages to the rod and is positioned above the first bracket and below the second bracket. The elastic element is positioned above the lock nut and below the second bracket. The rod extends vertically through the elastic element. The threaded collar is positioned above the elastic element and below the second bracket. The threaded collar is engaged to the rod. The rod extends through the threaded collar.
Claims15
An apparatus comprising:
- a transfer ball;
- a rod coupled to the transfer ball, the rod extending vertically from the transfer ball;
- a first bracket;
- a second bracket positioned above the first bracket, the rod extending vertically through the first bracket and the second bracket;
- a lock nut engaged to the rod and positioned above the first bracket and below the second bracket;
- an elastic element positioned above the lock nut and below the second bracket, the rod extending vertically through the elastic element;
- and
- a threaded collar positioned above the elastic element and below the second bracket, the threaded collar engaged to the rod, the rod extending through the threaded collar.
A railcar comprising:
- a floor;
- an end door positioned at an end of the floor;
- and
- a rolling support coupled to the end door and configured support the end door on the floor, the rolling support comprising:
- a transfer ball configured to roll on the floor;
- a rod coupled to the transfer ball, the rod extending vertically from the transfer ball;
- a first bracket coupled to the end door;
- a second bracket positioned above the first bracket and coupled to the end door, the rod extending vertically through the first bracket and the second bracket;
- a lock nut engaged to the rod and positioned above the first bracket and below the second bracket;
- an elastic element positioned above the lock nut and below the second bracket, the rod extending vertically through the elastic element;
- and
- a threaded collar positioned above the elastic element and below the second bracket, the threaded collar engaged to the rod, the rod extending through the threaded collar.
Dependencies are inferred from the claim text.