Fixed cutting element

Details Fixed cutting element Fixed cutting element

1977-01-21

1978-05-23

Lake, Roy

Solid material comminution or disintegration

Apparatus

Cooperating comminuting surfaces

83698, 241291, B02C 1844

Patent

active

040906744

ABSTRACT:
Disclosed is an improved fixed cutting element for cooperation with a rotary cutting element in an apparatus for comminuting or granulating polymeric and like material. The improved fixed cutting element is a rigid polyhedron of quadrangular cross-section having a top, bottom, front, back and two side faces. Penetrating partially into the polyhedron from the intersection of the top and front faces thereof is a substantially rectangular slot, which extends along the length of the polyhedron from one side face to the other side face thereof. An angle of between about 20.degree. and 70.degree. is formed by the intersection of:

REFERENCES:
patent: 3214106 (1965-10-01), Gorman
patent: 3661332 (1972-05-01), Fritsch
patent: 3779123 (1973-12-01), Chafee

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