Solid material comminution or disintegration – Apparatus – Comminuting surface provided with openings to permit...
Patent
1989-01-23
1989-10-24
Bray, W. Donald
Solid material comminution or disintegration
Apparatus
Comminuting surface provided with openings to permit...
144162R, 144176, 241197, 241296, B27C 712
Patent
active
048756318
ABSTRACT:
A wood chipper is disclosed comprising a large rotational disc with a pattern of blade mounting pockets, usually in a spiral, on the front face, such that mounted chipping knives project diagonally from the face of the disc at an acute angle to the disc, with chip passage slots extending through the disc at these pockets; and hardened elongated ridges protruding from and integral with the disc face, offset from the pockets and slots toward the direction of rotation, these ridges being diagonally oriented relative to a radius of the disc.
REFERENCES:
patent: 3542302 (1970-11-01), Salzmann, Jr.
patent: 4047670 (1977-09-01), Svensson
Bray W. Donald
Recycling Systems, Inc.
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