Expandable and collapsible cellular shade

Details Expandable and collapsible cellular shade Expandable and collapsible cellular shade

E - Fixed Constructions

06

B

160/5

E06B 9/06 (2006.01) E06B 9/262 (2006.01)

Patent

CA 2024084

ABSTRACT OF THE DISCLOSURE An expandable and collapsible cellular shade formed from a single web of foldable material folded alternately in opposite directions along permanently set first and second creased folds disposed at opposite sides of the shade such as to form normally flat panels disposed in sidewise abutting relation and serially united in alter nate succession along respective first and second creased folds. The sidewise adjacent panels have adjacent faces bonded together along a narrow band parallel to and spaced from the creased fold therebetween and the panels and the permanently set creased folds have sufficient strength and resilience to normally maintain an acute angle between the panels at the creased folds when the shade is expanded to define pleats at opposite sides of the shade. When expanded, the shade defines a double row of overlapping cells.

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