Molded seat cushion with internal shape matching ischial structures
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United States of America Patent
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Sep 6, 2011
Issued Date -
N/A
app pub date -
May 18, 2009
filing date -
Feb 16, 2007
priority date (Note) -
Expired
status (Latency Note)
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Abstract
, with load-bearing surface and recited walls defining an inner chamber. The material thickness of the load-bearing surface generally is greater than the material thickness of the end walls whereby the end walls deflect outwardly toward the load-bearing surfaces of adjacent support elements under load. The load-bearing surface can have a substantially arch-shaped, elliptical or rectangular cross-section.
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Family
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Cited Art Landscape
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