Railway freight car truck
AssigneeAmsted Rail Company, Inc.
InventorPaul Steven Wike
Life of this patent
Estimating the term…
Abstract
An improved railway car truck is provided that includes two sideframes and a bolster. The bolster has laterally opposite ends, each end extending into and supported within a sideframe opening on a spring group. Each sideframe also has a pedestal opening at each end to receive a bearing adapter assembly. The railway car truck also includes a transom extending into and supported within a sideframe opening. The spring group is supported at each transom end. A lateral damping cylinder is connected between the bolster and the transom. A vertical damping cylinder is connected between the bolster and the sideframe.
Claims12
A railway car truck comprising
- two sideframes, each sideframe having a pedestal formed on longitudinally opposite ends thereof and substantially upright columns defining a sideframe opening intermediate the pedestals and an upper section between the columns,
- each pedestal having a pedestal opening,
- a bolster transverse relative to the sideframes and having laterally opposite ends,
- each end extending into and supported within a sideframe opening,
- the bolster including an upper surface and lower surface,
- the bolster also including two laterally spaced side bearing pads on the upper surface of the bolster between the sideframes,
- a side bearing on each side bearing pad,
- a transom transverse relative to the sideframes and having laterally spaced opposite ends, each transom end entering into and supported within a sideframe opening,
- and the transom including a lower surface,
- a spring group in each sideframe opening that supports a respective end of the bolster,
- the spring group being supported at a respective end of the transom,
- a vertical damping cylinder connected between the bolster and the upper section of a sideframe,
- a lateral damping cylinder connected to the lower surface of the bolster and to the lower surface of the transom and,
- a bearing adapter and an elastomeric adapter pad received in each pedestal opening of each sideframe.
A railway car truck comprising
- two sideframes, each sideframe having a pedestal formed on longitudinally opposite ends thereof and substantially upright columns defining a sideframe opening intermediate the pedestals, and an upper section between the columns,
- each pedestal having a pedestal opening,
- a bolster transverse relative to the sideframes and having laterally opposite ends, each end extending into and supported within a sideframe opening,
- the bolster including an upper surface and a lower surface,
- the bolster also including two laterally spaced side bearing pads on the upper surface of the bolster between the sideframes,
- a side bearing on each side bearing pad,
- a transom transverse relative to the sideframes and having laterally spaced opposite ends, each transom end extending into and supported within a sideframe opening,
- and the transom including a lower surface,
- a spring group in each sideframe opening that supports a respective end of the bolster,
- the spring group being supported on a respective end of the transom,
- two vertical damping cylinders connected between the bolster and the upper section of each sideframe,
- a lateral damping cylinder connected between the lower surface of the bolster and the transom,
- a bearing adapter and an elastomeric adapter pad received in each pedestal opening of each sideframe.
Dependencies are inferred from the claim text.