CIRCULAR PLANE SAW Russian patent published in 2000 - IPC

FIELD: circular plane saws for wood finish cutting, particularly, for finish cutting as a rule, for ripping and planing of wood surfaces; applicable in wood-working and furniture industries. SUBSTANCE: in each group of teeth, all right and left planing-cutting teeth are alternately located on saw disc and are made in the form of segment of a part of circle and having undercutting face with direct sharpening of working edge. It makes possible for each tooth to take active part in wood working by one or two working edges (blades), correspondingly. It is possible to increase intersharpening period of blunted saw due to special shape and location of planing-cutting teeth, and due to turning of saw disc, i.e. changing of direction of saw working rotation. The characteristics of saw make it possible to use it for finish cross-cutting of wood and for finish planing of wood surfaces. EFFECT: simplified design of saw, higher quality of wood working. 3 dwg