ROUND SAW Russian patent published in 2020 - IPC B27B33/08 

FIELD: woodworking industry.

SUBSTANCE: invention relates to sawing and woodworking industry, in particular, to disc-type wood-cutting tools. Round saw comprises saw disc with central mounting hole and teeth equipped with plates from hard alloy. Saw disc is fixed on shaft by means of plan washers. Thickness of saw disc decreases radially from clamping washers in direction of toothed rim. At that, thickness of part of saw blade located in saw cut shall not exceed width of hard-alloy plates. At that, thickness of saw disc varies proportionally to web radius.

EFFECT: reduced amount of wastes, reduced power consumption of sawing process.

1 cl, 5 dwg