Railroad car tub
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 18, 2001
Grant Date -
N/A
app pub date -
Apr 28, 2000
filing date -
Apr 28, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A railcar includes a pair of car tubs on opposite sides of a center sill. Each car tub includes a cross-section to increase carrying capacity. Each car tub includes a longitudinal semi-circular floor plate formed by a cold-formed process. Additionally, each car plate includes a one-piece composite tub closure at each end thereof.
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Cited Art Landscape
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