Method of Manufacturing Marine Hose and Marine Hose
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United States of America Patent
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Issued Date -
Feb 16, 2017
app pub date -
Apr 21, 2015
filing date -
Apr 25, 2014
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Abstract
A method of manufacturing a marine hose that at least a base hose, a sponge layer, a foam rubber layer, and a cover rubber layer. The method comprises the steps of: wrapping a sponge layer around the outside of the base hose; wrapping a foam rubber layer around the outside of the sponge layer, the foam rubber layer containing an unvulcanized foam rubber composition; wrapping a cover rubber layer around the outside of the foam rubber layer; and vulcanizing the wrapped assembly; wherein the foam rubber composition includes a rubber component containing as a main component at least one selected from the group consisting of natural rubber, styrene butadiene rubber, chloroprene rubber, ethylene propylene rubber, ethylene propylene diene rubber, and reclaimed rubber.
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