%0 Journal Article %T Improvement of circular sawing machines %A Derbin, M.V. %A Derbin , V.. %K circular sawing machine, ring saw, actuator. %J Actual directions of scientific researches of the XXI century: theory and practice %D 2015 %N 3 %P 2 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov