Patent ID: 8985745
Filing Date: 2015-03-24
Classification: B41J,Y10T

Abstract:
1. A liquid jet head, comprising: an actuator portion comprising: a cover plate including a first liquid chamber communicated with the first recessed portion and a second liquid chamber communicated with the second recessed portion, the cover plate being bonded to the actuator portion while exposing the electrode terminal row and covering the channel row; and a nozzle plate including a nozzle row which is formed of a row of nozzles communicated with the plurality of channels, the nozzle plate being bonded to the actuator portion on a side opposite to the cover plate, wherein wherein the plurality of electrode terminals are electrically connected to respective ones of the drive electrodes via respective wiring electrodes formed on a bottom portion of the one of the second recessed portion and the first recessed portion, and the one of the second recessed portion and the first recessed portion has a bottom surface including protrusions which are continuous with the walls and which remain when an upper part of the walls is removed, the wiring electrodes being formed on side surfaces of the protrusions and the bottom surface between adjacent protrusions.