"The Corbusier group referred to their Sofa Collections (1928) as "cushion baskets", which they designed as a modernist response to the traditional club chair. These pieces reverse the standard structures of sofas and chairs by having frames that are externalized." https://www.cminteriors.com/Corbusier-Grand-Modele-Armchair-With-Down-Cushions-Vintage-Leather-Brown-Chrome-Steel/