Solid material comminution or disintegration – Apparatus – With automatic control
Patent
1985-02-21
1987-05-12
Rosenbaum, Mark
Solid material comminution or disintegration
Apparatus
With automatic control
241 48, 241 60, 241 62, 241 861, 241 893, 241100, 241152A, B02C 1812, B02C 1822
Patent
active
046643176
ABSTRACT:
A comminuter apparatus for comminuting documents and the like in a manner to prevent their legible reconstruction includes a feed hopper having a closable access opening and a discharge opening such that materials introduced into the hopper pass by gravity to a cutter assembly having driven rough-cut and primary cutter blade groups cooperative with an annular perforated comminuter plate to comminute the material and pass it to a discharge chamber from which it is transferred to a collection receptacle or waste compactor. Numerous features are provided to prevent clogging and insure safe operation.
REFERENCES:
patent: 2822846 (1958-02-01), Ward
patent: 2846152 (1958-08-01), Brophy
patent: 2960324 (1960-11-01), Culp
patent: 3550527 (1970-12-01), Sinitsin et al.
patent: 4261523 (1981-04-01), LaPointe
patent: 4487371 (1984-12-01), Day
Document Security Corporation
Rosenbaum Mark
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