Large print heads with many thousands of nozzles may have current consumption in excess of 20 Amperes. This would cause significant problems if standard interconnection techniques were used. The present invention effects very high current delivery to print heads by utilizing the entire long edges...http://www.google.es/patents/US5812162?utm_source=gb-gplus-sharePatente US5812162 - Power supply connection for monolithic print heads
Power supply connection for monolithic print heads