Seat, method of manufacturing the same, and method of treatment for recovery from permanent set in fatigue of the seat
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United States of America Patent
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Aug 16, 2011
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app pub date -
Oct 25, 2005
filing date -
Oct 25, 2004
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Abstract
To provide a seat having a three-dimensional complex undulated cushion body securing hardness in a stress direction and excelling in dispersibility of the stress and durability, and a method of manufacturing the same. such that a thickness direction extends along a direction in which a load is applied.
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