%0 Conference Article %T ESTIMATION OF THE EFFICIENCY OF THE LUBRICATION OF THE WORKING SURFACES OF THE SADDLE-COUPLING DEVICE OF THE FOREST TRUCK %A Posmetev, V.I. %A Nikonov, V.O. %A Posmetev, V.V. %K timber tractor, fifth wheel, semi-trailer, metered feed, lubricant, forest road, friction surfaces %J Modern machines, equipment and IT solutions for industrial complex: theory and practice %D 2024 %P 4 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov