Apparatus for the wet processing of photographic sheet material

Photography – Fluid-treating apparatus – Having photographic medium feed

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Details

492 56, G03D 308, B25F 502

Patent

active

059930829

ABSTRACT:
The apparatus comprises a treatment vessel (112) having a path-defining roller (12) biased towards a reaction member (14) to define a nip (136) there-between through which a sheet material path (120) extends. The path-defining roller (12) comprises a core (56) having a covering of elastomeric material, an outer layer (60) of which is doped with a surface modifying material. The roller which is able to resist wear without significant loss to operating characteristics.

REFERENCES:
patent: 5583600 (1996-12-01), Kurosawa
patent: 5754914 (1998-05-01), Van Den Bergen et al.
patent: 5794091 (1998-08-01), Verlinden et al.

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