Opening device with metal detector and stop-off

Details Opening device with metal detector and stop-off Opening device with metal detector and stop-off

1990-01-31

1991-02-19

Schroeder, Werner H.

Textiles: fiber preparation

Working

Picking

D01G 920

Patent

active

049931172

ABSTRACT:
In an opening device for opening pressed fibre bales, e.g. cotton and viscose fibre bales and the like, by means of a reduction device, e.g. a milling device, being translationally movable over the surface of a bale or a row of bales, the reduction device having at least one milling roll with pressure rolls (17, 18) being disposed axially parallel on both sides of the reduction device, opener discs (14), provided on the milling rolls (3,4) meshing with a grate (10), the grate bars (11) of which lie between the opener discs (14) that engage the bale surface, and with a metal detector device, it is provided that the grate bars (11) are extended towards the pressure rolls (17, 18) to the immediate vicinity of the pressure rolls (17,18), and that the metal detector device is formed by the grate bars (11) and said pressure rolls (17, 18), the grate bars (11) forming a first contact surface and the pressure rolls (17, 18) forming a second contact surface.

REFERENCES:
patent: 4493131 (1985-01-01), Deagagna et al.
patent: 4510646 (1985-04-01), Locatelli et al.
patent: 4805266 (1989-02-01), Leifeld et al.

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