Abstract:An origami structure has the advantage of being light yet stiff and expandable. Some expandable structures are already widely available on the market, but although many have attempted to develop a polyethylene terephthalate (PET) bottle that is foldable in the axial direction without bending, such bottles are not yet on the market. The present work thus aims to develop a PET bottle that easily folds without bending. The initial model is generated with seven layers, of which five layers (i.e., excluding the lid… Show more
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