Durable railway tie

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10781557
APP PUB NO 20180016752A1
SERIAL NO

15550304

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Abstract

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A railway tie being constructed of an engineered cementitious composite (ECC) material having: (1) a minimum of 2% tensile ductility of ECC, (2) complete absence of alkali-silica reaction (ASR), (3) high fatigue resistance of ECC at least five times that of normal concrete, (4) self-healing ability of ECC requiring only water and air, and (5) customization of ECC for lower stiffness in the tie (60% that of normal concrete) and higher abrasion resistance in the seat (three times that of normal concrete).

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Patent Owner(s)

Patent OwnerAddress
THE REGENTS OF THE UNIVERSITY OF MICHIGAN1600 HURON PARKWAY 2ND FLOOR OFFICE OF TECHNOLOGY TRANSFER ANN ARBOR MI 48109-2590

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Herbert, Emily Williamston, US 1 2
Li, Victor C Ann Arbor, US 23 179

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