Here’s an example of a great concept by an innovative designer who may not quite have a firm grasp on the realities of the material. This Pentagon stool concept by Designerd simplifies production by using an identical piece, five times over, to form the object:
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There is one additional piece, this stabilizing ring to keep everything together:
Where they might want to investigate further is with the materials choice, as the design specifies hardwood legs. I imagine they’d want to speak with an experienced steam bender to ask about the actually achievable bend radius. Also, the absolute consistency required for the joinery, coupled with the difficulties of steam bending, might render solid wood a poor materials choice here. But I absolutely love the concept and the thinking.
Source: core77