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Folding bag construction

US-7534041-B2

Abstract

A folding bag has a generally rectangular parallelepiped shape with rigid lateral front and backsides and a flexible bottom panel with a diagonal slit that enables folding of the bag into a compact flat configuration. A rigid folding panel is provided on the inside of the bag to enable maintenance of the bottom side in a generally fixed configuration and to maintain the shape of the bag.

Patent figures（8）

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Source status & events

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