Document shredder

Details Document shredder Document shredder

1977-06-13

1978-11-07

Custer, Jr., Granville Y.

Solid material comminution or disintegration

Apparatus

Combined or convertible

241152A, 241227, 241247, B02C 1900

Patent

active

041241690

ABSTRACT:
A document shredder which comprises a strip cutter to cut waste document into strips, a chip cutter to cut the strips into chips, and a minuting device disposed downstream of the chip cutters to cut the chips into pulp-like mass. The minuting device includes a housing having a conical surface formed with cutting teeth, and a conical rotary body formed with cutting teeth in engagement the cutting teeth of the housing.

REFERENCES:
patent: 929960 (1909-08-01), Low
patent: 3620461 (1971-11-01), Pelleschi et al.
patent: 3921920 (1975-11-01), Brocard
patent: 4008858 (1977-02-01), Yamada et al.

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