Railway ground crosstie
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United States of America Patent
Stats
-
Sep 28, 2010
Grant Date -
Jun 19, 2008
app pub date -
Mar 10, 2006
filing date -
Mar 23, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An elongate railway crosstie for supporting rail tracks on a bed of stones or the like, said tie having a first end, a second end, a length between said first and second ends and a top surface, a bottom surface and a pair of side surfaces between said first and second ends, characterized in that at least one of said side surfaces has a portion of a non-planar stone-embeddable form extending between said first and second ends, so-shaped as to effect reduced lateral and longitudinal slippage of said tie within said bed, while providing a reduction in the volume of material used.
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Cited Art Landscape
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