MULTIPLE-MATERIAL, SINGLE-PLANE-HEADGEAR
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United States of America Patent
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Issued Date -
Oct 16, 2014
app pub date -
Oct 15, 2012
filing date -
Nov 3, 2011
priority date (Note) -
Published
status (Latency Note)
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Abstract
A headgear assembly (30) includes a first sub-portion (D1) formed from a generally planar first material and a second sub-portion (A1, B1, C1) formed from a generally planar second material. The second sub-portion is coupled along an edge face to an edge face of the first sub-portion without overlapping the first sub-portion. The second material differs from the first material by at least one physical property.
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Family
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Cited Art Landscape
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