Patent ID: 8864285
Filing Date: 2014-10-21
Classification: B41J

Abstract:
1. A system for cleaning a nozzleplate of a printhead in an inkjet printing system, the system comprising: a first surface underneath and parallel to the nozzleplate at a distance D a first slit in the first surface to provide, under a first pressure P a brush on the first surface to brush the nozzleplate and through which the first laminar flow of cleaning fluid passes to remove debris from the nozzleplate; a second slit in the first surface to drain a first portion of the first laminar flow of the cleaning fluid by a second pressure P a mechanism to move the system parallel to the nozzleplate of the printhead to provide a brushing action; a pretensioning system to push the brush against the nozzleplate of the printhead; a second surface underneath and parallel to the nozzleplate at a distance D a third slit in the second surface that is raised with regard to the first surface to drain a second portion of the first laminar flow of the cleaning fluid by a third pressure P