Patent ID: 8944567
Filing Date: 2015-02-03
Classification: B41J

Abstract:
1. A liquid jet head comprising: a jet hole plate including at least one jet hole array having a plurality of jet holes configured to jet liquid therefrom, the jet holes being arranged side by side along a first direction; an actuator plate laminated on the jet hole plate, the actuator plate including at least one channel group having a plurality of channels communicating with the jet holes, the channels being arranged in parallel at intervals along the first direction; and a first common liquid chamber and a second common liquid chamber both communicating with the channels on opposite ends in an extending direction of the channels, wherein a pressure buffering portion configured to be warp-deformable along with pressure fluctuation inside the first common liquid chamber and the second common liquid chamber is arranged as a part of inner surfaces of each of the first common liquid chamber and the second common liquid chamber.