Patent ID: 6038842
Filing Date: 2000-03-21
Classification: A01D,Y10S

Abstract:
A blade assembly for a rotary mower, comprising:a rotating support structure having means for attaching to a rotary drive shaft at a height sufficient to substantially avoid contact of the support structure with vegetation to be cut by the blade assembly, the support structure being rotatable about an axis; anda plurality of cutting elements projecting downwardly from the support structure and radially outwardly relative to said axis of the support structure, each cutting element extending from said support structure a distance such that the cutting elements are positioned at a sufficient height to avoid contact with the ground, said cutting elements each having a sharpened leading edge for cutting vegetation, said sharpened leading edges of said cutting elements each being disposed at an angle relative to said axis of rotation of not more than 60.degree. and providing the only sharpened surfaces of the blade assembly for cutting vegetation.