Timbr Foldr – A Design Framework and Material System for Closed Cross - Section Curved Folded Structures. Journal of the International Association for Shell and Spatial Structures, (63)4:272 - 288, International Association for Shell and Spatial Structures (IASS), Alfonso XII, 3; 28014 Madrid, Spain, Dezember 2022. [PUMA: Structures Structural magna knippers 2022 Transformable framework Spatial itke material from:petraheim klammer Bending-Active rihaczek Aided Free-Form curved basnak Retractable körner Digital Deployable Timber Optimization origami Design Additive Manufacturing Computer]