Patent ID: 8845078
Filing Date: 2014-09-30
Classification: B41J

Abstract:
1. A liquid ejection head module comprising: a first head unit having a plurality of nozzles; a second head unit having a plurality of nozzles; a first projecting portion on outer shape of the first head unit, the first projecting portion projecting toward the second head unit; a second projecting portion on outer shape of the second head unit, the second projecting portion projecting toward the first head unit; a connector disposed on each of the head units, each connector being electrically connectable to an external wiring with a connecting port thereof; and an extending portion on each of the outer shape of the first and second head unit; wherein the first and second head units are in a mutually mated condition to perform printing longitudinally along the first and second head units in a first direction, the extending portion extends outwardly in a second direction crossing the first direction, and each connector is disposed so that the connecting port is open at a side opposite from a liquid ejecting side where each aperture of the nozzles is open.