Coating apparatus – With means to apply electrical and/or radiant energy to work... – With electromagnetic and/or electrostatic removal of...
Patent
1979-08-03
1981-10-13
Hix, L. T.
Coating apparatus
With means to apply electrical and/or radiant energy to work...
With electromagnetic and/or electrostatic removal of...
354325, 15102, 118 73, 118259, G03D 506
Patent
active
042945330
ABSTRACT:
An apparatus for removing dirt from an exposed film as it is advanced to an image developing unit includes a scrub roll with a spongy surface and a second roll in engagement therewith for transporting the film. A conduit with perforations directed at the scrub roll is positioned thereabove and is connected to a source of flushing liquid. The transport and scrub rolls are driven co-currently at different surface speeds to generate a scrubbing, shearing action along with simultaneous wetting of the film surface to remove most of any dust or dirt previously carried by or embedded in the surface of the film.
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Bratt Martin D.
Oakley John F.
E. I. Du Pont de Nemours and Company
Hix L. T,.
Mathews Alan
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