Tree feller or trimmer with cutter disc - has disc of varying dia. with honed or toothed cutting edge

摘要

The cutter permits a tree to be entirely felled or only partially trimmed. The felling or trimming blade is in the form of a rotating, circular or bowed disc system (3) and is mounted on a movable and adjustable framework. The design of the cutting blade (3) is such that the width of the cutter carries in a uniform or stepwise manner. The edge of the disc (3) is sharpened or honed and may be of toothed type to assist in cutting.