发明名称 |
POLYMER BASED RAILROAD TIE SHAPED TO REDUCE CENTER BOUNDING |
摘要 |
A railroad tie composed of an immiscible polymer blend having a portion of the underside curved orthogonal to the longitudinal axis of the tie or curved both orthogonal and parallel to the longitudinal axis of the tie, forming a saddle shape, for purposes of reducing the center bounding problems encountered in prior art synthetic railroad ties.
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申请公布号 |
US2013008973(A1) |
申请公布日期 |
2013.01.10 |
申请号 |
US201113578855 |
申请日期 |
2011.02.17 |
申请人 |
RUTGERS, THE STATE UNIVERSITY OF NEW JERSEY;NOSKER THOMAS;LYNCH JENNIFER |
发明人 |
NOSKER THOMAS;LYNCH JENNIFER |
分类号 |
E01B3/36 |
主分类号 |
E01B3/36 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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