Invention Grant
US07708047B2 Cellular coverings for roll-up shades 有权
用于卷起阴影的细胞覆盖物

Cellular coverings for roll-up shades
Abstract:
A cellular covering for a roll-up type shade assembly is described. According to one embodiment, the covering typically comprises a plurality of cells vertically disposed on a backing sheet. Each cell is configured to self-inflate when unrolled from a roller of the shade assembly.
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