Print cartridges for ion/electron deposition printing are periodically cleaned to provide preventive maintenance, using a simple cleaning assembly that automatically moves the cartridges first past a water washing nozzle, and then past an air drying nozzle, at slow speed, then being...http://www.google.es/patents/US5751307?utm_source=gb-gplus-sharePatente US5751307 - Print cartridge cleaning apparatus and method using water and air
Print cartridge cleaning apparatus and method using water and air
