Cellular structure with internal limiting member and method for making the cellular structure
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United States of America Patent
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May 25, 2004
Grant Date -
Apr 15, 2004
app pub date -
Oct 11, 2002
filing date -
Oct 11, 2002
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention relates to a cellular structure for use in honeycomb window shades having plurality of rows forming a single column of double cells, which forms a uniformly pleated appearance for the face and rear of the cellular structure. Each of the plurality of rows of double cells is constructed of a longitudinal strip of material having a greater width portion and a limiting member portion. The limiting member portion serves to restrict the extent to which any row may be stretched. The present invention further relates to a method for making the cellular structure.
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