%0 Journal Article %T Systematic approach to study on upgrading the logging machines %A Kamalova, N.. %A Evsikova, N.. %A Popikov, V.P. %A Fursov, S.. %K pneumatic cylinders system of rotation of the column, linear oppositely scheme, system of solutions. %J Actual directions of scientific researches of the XXI century: theory and practice %D 2015 %N 3 %P 4 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov