Nowadays, furniture items designated for self-assembly constitute a substantial part of residential and public usability interior equipment. Assignment of this value to popular types of wooden seats and stools became possible mainly due to the growing popularity of mechanical connectors. The undertaken actions constitute an attempt to create an alternative type of structure that consists of elements designated for direct connection. The value of such a solution may thus be the simplification of the scaling method as well as reduction of production costs. The elaborated system is adjusted to production with the use of CNC plotter. Prototypes the diversification of which reflects the potential concept universal nature have been realized within this technique.