Longitudinal sleeper and damping railway system thereof
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United States of America Patent
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May 20, 2014
Grant Date -
Nov 15, 2012
app pub date -
Jan 25, 2011
filing date -
Feb 5, 2010
priority date (Note) -
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Abstract
A longitudinal sleeper and a damping railway system thereof are provided. The longitudinal sleeper comprises a pair of longitudinal prestressed concrete beams (1) respectively arranged under rails along a longitudinal direction of the rails, and concrete connection boards (2) transversely connected between the pair of the longitudinal prestressed concrete beams (1).
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