System to produce flakes or wood chips from round wood, to produce timber derivative products; has cutters to cut grid into wood surfaces and knife to cut flakes formed by grid pattern

摘要

The system conveys the wood (1) between at least one pair of rollers (5,6), with the thin end in front. The rollers have parallel peripheral and axial cutters on their outer surface. Cutting plates between the cutting discs have end cutting edges, to cut a grid of rectangles into the surface of the wood. The rollers have at least one knife (12) to lift or cut flakes from the contoured surface of the wood, that has been cut by the grid cutters. An Independent claim is included for