Patent ID: 8002392
Filing Date: 2011-08-23
Classification: B41J

Abstract:
1. An ink supply unit to supply color inks to a plurality of printheads arranged in a direction transverse to an advancing direction of a printing medium, comprising: a first channel member to receive N different color inks, where N is an integer; a second channel member engaged with the first channel member, including M×N first unit channels, where M is the number of printheads, wherein for each of the supplied color inks, the second channel member is operable to divide the color ink to respective M first unit channels; a third channel member engaged with the second channel member, and including M×N second unit channels to supply each of the color inks being supplied through each of the first unit channels to each of the printheads; and a support plate to support the first, second, and third channel members in a stack structure.