DARABOŠ, Miroslav: The frame constructions of upholsted sitting furniture.(Bachelor´s work). Technical university in Zvolen, Faculty of Wood Scientes andTechnology, Department of Wood Sciences and Technology. Tutor: Ing. AnnaVilhanová, PhD. Degree of qualification – bachelo´s degreeThe main thesis of bacelor´s work is comparing two methods of 3 seats upholsted sofaproduction in Lind Mobler Slovakia company.First parts of work are focoused on literature review of upholstery furniture frameconstruction and material used in furniture production.The experimental part provides informatons of the frame production technological flowin praxis which it is depends on choosing materials. The first technological flowdescribes the plywood frame producing with using of plywood parts as bearing parts.The second technological flow describes the frame production with using ofpartickleboard parts as bearing parts. The bacelor´s work also compares their materialconsumption for their procuction, their mass and compare the jointing of both frames aswell.The last chapter provides the evaluations of choosed frame constructions and author'sproposal to innovate choosed structure using a new construction joint.