Multiple angle jointer and planer knives

Details Multiple angle jointer and planer knives Multiple angle jointer and planer knives

1990-02-16

1990-12-18

Bray, W. Donald

Woodworking

Rotary cutter

Solid

144117R, 144218, 144230, 241 92, 407 61, 407113, B27G 1300, B27C 100

Patent

active

049779370

ABSTRACT:
The present invention is in a woodworking knife or blade for mounting in a rotating cutterhead of a woodworking machine to either be in alignment with the cutterhead surface or to a table of the woodworking machine whereon wood to be planed or jointed travels. The knife or blade has at least two cutting edges of different sharpness angles ground therein, each cutting edge for machining a surface of a particular type or hardness of wood or related material.

REFERENCES:
patent: 4260002 (1981-04-01), Schmalz et al.
patent: 4271882 (1981-06-01), Valo
patent: 4297058 (1981-10-01), Armbrust et al.

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