REDUCTION GEAR FOR ELECTRIC POWER STEERING AND METHOD FOR MANUFACTURING THE SAME
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United States of America Patent
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Issued Date -
Mar 13, 2014
app pub date -
Sep 11, 2013
filing date -
Sep 11, 2012
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Abstract
A reduction gear for electric power steering includes a first reduction gear composition for electric power steering containing 95 to 97 parts by weight of polyamide 66 (PA66) among polyamide-based materials, and a second reduction gear composition for electric power steering containing 3 to 5 parts by weight of an ethylene-methacrylic acid copolymer (EMAA) among polyolefin-based materials, wherein a weight ratio of the PA66 to the EMAA is 24:1 to 49:1.
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