Patent ID: 9290018
Filing Date: 2016-03-22
CPC Classification: B41J

Claim Text:
1. A printing system for printing on a continuous web of print medium, comprising: two lineheads disposed opposite a first side of the continuous web of print medium, wherein the two lineheads have a common orientation relative to a horizontal direction; at least one roller disposed under and aligned with each linehead, and in contact with a second side of the continuous web of print medium; and at least one vacuum assembly disposed under each linehead, each vacuum assembly having a vacuum manifold disposed opposite the second side of the continuous web of print medium, wherein the vacuum manifold outputs a vacuum force proximate to the second side of the print medium that causes the continuous web of print media to have a region of downward curvature as it passes over the roller aligned with disposed opposite the linehead and regions of upward curvature on each side of the aligned roller such that at least a portion of the continuous web of print medium deflects away from each linehead.