Patent ID: 7597415
Filing Date: 2009-10-06
Classification: B41J

Abstract:
1. A liquid droplet jetting apparatus for jetting liquid droplet comprising: a first liquid-droplet jetting head provided with a first nozzle row including a plurality of first nozzles arranged in a predetermined first direction; a second liquid-droplet jetting head provided with a plurality of second nozzle rows, each second nozzle row comprising a plurality of second nozzles arranged in the first direction, and which is shorter than the first nozzle row, wherein the second nozzle rows are arranged in a second direction intersecting the first direction; a driving mechanism which drives the second liquid-droplet head in the first direction; a position detector which detects a position of the second liquid-droplet head with respect to the first direction; and a movable body configured to be movable in the first direction, and which comprises a detector configured to detect a jetting state of the first nozzles, wherein the first nozzles of the first nozzle row are arranged at a first pitch and a second pitch at which the second nozzles of each of the second nozzle rows are arranged at a second pitch, and the first pitch and the second pitch are the same; and the moveable body and the second liquid-droplet jetting head are configured to be moved integrally in the first direction by a single drive motor.