Dual layer fire-resistant plenum cable
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United States of America Patent
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Oct 31, 1995
Grant Date -
N/A
app pub date -
May 21, 1993
filing date -
May 21, 1993
priority date (Note) -
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status (Latency Note)
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Abstract
A fire-resistant plenum-type electrical cable is provided that is insulated with an inner layer of a fluorocarbon containing polymer in contact with a surrounding electrical conductor, and an outer layer of abrasion-resistant polyvinyl chloride surrounding the inner fluorocarbon containing polymer layer. The inner layer of fluorocarbon containing polymer may be foamed.
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