Solid material comminution or disintegration – Apparatus – Cooperating comminuting surfaces
Patent
1979-12-07
1982-05-18
Goldberg, Howard N.
Solid material comminution or disintegration
Apparatus
Cooperating comminuting surfaces
83501, 83503, 241167, 241236, B02C 1818, B02C 1840
Patent
active
043300928
ABSTRACT:
A shredder includes a pair of blade assemblies operated at high speeds to receive and shred paper material, such as notes or coupons. The blades of the assemblies are disposed to contact and overlap each other. Means are provided to control the amount of overlap and loading of the blades.
REFERENCES:
patent: 884556 (1908-04-01), Bauer
patent: 1525590 (1925-02-01), Perrault
patent: 2004085 (1935-06-01), Shaw
patent: 3786706 (1974-01-01), Hyatt et al.
patent: 3960335 (1976-06-01), Haberle
Giarratana S. A.
Goldberg Howard N.
Grimes E. T.
Murphy T. P.
The Perkin-Elmer Corporation
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