Patent ID: 6176280
Filing Date: 2001-01-23
Classification: A01G,Y10S

Abstract:
In a disc saw felling head of the type having:a rotary blade disc which is rotatable about a generally vertical axis and has peripherally spaced teeth;a housing enclosing said teeth on at least two sides of said teeth in a rearward shielded zone of said head and exposing said teeth to a tree in a forward cutting pocket of said head, said teeth moving in a circular tooth path from said cutting pocket into said shielded zone at a housing entry opening in said housing when said blade is rotated, said tooth path having a cutting zone at the front of said cutting pocket in which said teeth are exposed to cut a tree;a butt plate supported by said head over said disc in said cutting pocket of said head for supporting a cut end of a tree over said disc; andpocket walls generally vertically disposed about sides and a rear of said cutting pocket;the improvement wherein a chip deflector is provided radially outward of said housing entry opening, said chip deflector being positioned angularly relative to said cutting zone so as to prevent chips from entering said housing and bounce chips off of said deflector away from said disc as a tree is being cut.