Knife shaft stripping device for document shredders

Details Knife shaft stripping device for document shredders Knife shaft stripping device for document shredders

1991-02-04

1993-07-27

Rosenbaum, Mark

Solid material comminution or disintegration

Apparatus

With comminuting member cleaner or scraper

241236, B02C 1816

Patent

active

052304779

ABSTRACT:
A knife shaft stripping device is described, in which the stripping fingers (5) are made of plastic and are injection molded in one piece either with a housing top (7) or with a housing bottom (8), and in which supporting stays (6) are associated with the stripping fingers (5), which likewise are made of plastic and injection molded in one piece with the mating housing bottom (8) or housing top (7). Bearing surfaces (12) for the knife shafts (3) are also disposed in the housing top (7) and in the housing bottom (8), and the stripping fingers (5) and supporting stays (6) are provided with abutment surfaces (9, 10) which contact one another when the cutting mechanism (2) is assembled such that the stripping fingers (5) are supported.

REFERENCES:
patent: 3033064 (1962-05-01), Lee
patent: 4257565 (1981-03-01), Hatanaka
patent: 4545537 (1985-10-01), Kimura et al.
patent: 4997134 (1991-03-01), MacGregor
patent: 5071080 (1991-12-01), Herbst et al.

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