%0 Journal Article %T STRUCTURAL SYNTHESIS OF PARALLEL MECHANISMS THAT PROVIDE PLANE-PARALLEL MOTION OF THE OUTPUT LINK BASED ON THE THEORY OF SCREWS AND VIRTUAL KINEMATIC CHAINS %A Gaponenko , E.. %A Rybak , L.. %A Malyshev , D.. %K parallel mechanism, kinematic chain, the theory of screws, virtual circuit. %J Bulletin of Belgorod State Technological University named after. V. G. Shukhov %D 2017 %N 2 %P 9 %I Belgorod State Technological University named after V.G. Shukhov