Inventors:
Charles E. Simila - Tucson AZ
Assignee:
The United States of America as represented by the Secretary of the Air
Force - Washington DC
International Classification:
B41F 3500
B41L 4100
Abstract:
The cleaner utilizes a screen cleaning head carriage having a freely rotatable wiper roller, solvent ejector for directing solvent at the web before it passes over the wiper roller during motion of the head carriage in a first direction, and a drying gas ejector for directing drying gas at the screen during motion of the head carriage in a second direction opposite the first direction, together with web feed control means for advancing the web about the wiper roller in advancement increments and retracting the web about the wiper roller in lesser retraction increments interspersed with the advancement increments, to produce a two steps forward and one step back" forward intemittent web motion.