BRUSH CUTTER-GRINDER Russian patent published in 1995 - IPC

FIELD: forest thinning. SUBSTANCE: brush cutter shafts are mounted on a frame and each shaft carries vertically-arranged cutting members. The lower cutting member has the form of a circular saw while the cutting members above said saw are installed on the shaft at equal intervals in the form of and have the form of disc-mounted chopping plate cutters. The relation of the diameter of the circle described by the outer cutting edge of each upper cutting member to the diameter of the circle described by the outer cutting edge of the preceding cutting member is larger than unity and is equal to 1.1 1.5. EFFECT: improved design. 2 cl, 1 dwg