Solid material comminution or disintegration – Apparatus – Cooperating comminuting surfaces
Patent
1996-08-29
1997-10-07
Bray, W. Donald
Solid material comminution or disintegration
Apparatus
Cooperating comminuting surfaces
1442089, 144341, 144230, 241 242, 241235, B27L 100, B02C 1320
Patent
active
056738650
ABSTRACT:
A waste debarker 10 comprises a housing 12 in which is mounted a rotatable first cutting drum 14 and a rotatable second cutting drum 16 arranged in a longitudinally spaced relationship with respect to the first drum 14. The first drum 14 has a plurality of circumferentially extending flanges 24 spaced along the length thereof for supporting cutting teeth 26 thereon. The second drum 16 has a plurality of discrete lugs 34 arranged on its surface for supporting cutting teeth 26 thereon. The lugs 34 are offset with respect to the flanges 24 on the first drum 14 and extend in between the flanges 24 as the drums 14,16 are rotated. The second drum 16 is located at a higher elevation than the first drum 14. A method of debarking waste material is also provided.
REFERENCES:
patent: 4685498 (1987-08-01), Nakajima et al.
patent: 5094392 (1992-03-01), Szombathy
patent: 5394912 (1995-03-01), Hume
Bray W. Donald
de Kock Elbie R.
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