Composite cord having a metal core and method of making
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United States of America Patent
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Feb 19, 2013
Grant Date -
Jul 12, 2012
app pub date -
Jul 13, 2011
filing date -
Jul 16, 2010
priority date (Note) -
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Abstract
A composite hybrid cord comprising a core comprising of a first bundle of metal filaments and a plurality of cabled strands helically wound around the core, each cabled strand comprising of a plurality of synthetic filaments having a filament tenacity of from 10 to 40 grams per decitex helically wound around a center second bundle of metal filaments. The ratio of the largest cross sectional dimension of the first bundle of metal filaments to the largest cross sectional dimension of the second bundle of metal filaments is from 1.5:1 to 20:1. The synthetic filaments of the cabled strands have an elongation at break that is no more than 25 percent different from the elongation at break of the metal filaments of the first and second bundles.
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