Patent ID: 7347528
Filing Date: 2008-03-25
Classification: B41J

Abstract:
1. A device for cleaning the nozzles of a printhead of a printer wherein the nozzles are arranged in at least one row extending in a longitudinal direction, the longitudinal direction being transverse to a scanning direction which comprises: scraper means; recording means for recording which nozzles require cleaning; and a control unit coupled to the recording means for actuating the printhead and/or the scraper means in order to clean section(s) of the printhead having nozzle(s) which require cleaning, wherein the scraper means is subdivided in the longitudinal direction into a plurality of adjacent separate scraper units, each separate scraper unit comprising separate displacing means in order to clean a corresponding longitudinal section of the printhead having nozzles requiring cleaning, and wherein the separate displacement means are adapted to be actuated separately by the control unit.