Grooved pyramid disperger plate

Details Grooved pyramid disperger plate Grooved pyramid disperger plate

2007-02-06

2007-02-06

Francis, Faye (Department: 3725)

Solid material comminution or disintegration

Apparatus

Cooperating comminuting surfaces

C241S296000

Reexamination Certificate

active

11023850

ABSTRACT:
A disperger plate segment, for removing contaminants from recycled, or recovered, paper and packaging materials includes radially concentric rows of teeth. Each row of teeth includes teeth and channels disposed intermediate the teeth. Each of the teeth have an upper, top surface, a radially inner face extending from the channel base surface to the tooth top surface, and a radially outer face extending from the channel base surface to the tooth top surface. The teeth inner and outer faces each have a groove extending from the tooth top surface to a position intermediate the tooth top surface and the channel base surface.

REFERENCES:
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patent: 6402071 (2002-06-01), Gingras
patent: 6592062 (2003-07-01), Virving
patent: 6607153 (2003-08-01), Gingras

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