Constant Contact Side Bearing for railroad freight cars
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United States of America Patent
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Issued Date -
Jul 24, 2008
app pub date -
Dec 28, 2007
filing date -
Jan 3, 2007
priority date (Note) -
Abandoned
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Abstract
A railway freight car constant contact side bearing positionable between a railway vehicle body and a wheeled truck supporting said railway freight car body with a housing or cage and a cap on such cage to engage the wear plate on the car body. The cage houses a plurality of springs having at least one metallic spring and at least one elastomer spring; such springs combine to support and dampen the forces of said vehicle body.
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