Light weight gondola type railway car
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United States of America Patent
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-
Jan 6, 1987
Grant Date -
N/A
app pub date -
Apr 5, 1984
filing date -
Apr 5, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A light weight, aerodynamically efficient gondola car for hauling bulk cargo, such as coal, ores and grains, has a cargo carrying structure formed of welded aluminum. A side sill member formed of extruded aluminum has side and bottom connective portions which are continuously welded to the sides and bottom respectively, and a strength portion which remains substantially unwelded in assembly to thereby retain its full strength.
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