| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce manufacturing costs by circulating and supplying an ink to a pressure chamber without opening apertures for ink supply and discharge in a base material, and to enhance the reliability by preventing short-circuiting of a printed wiring line. <P>SOLUTION: The inkjet print head includes: a manifold 20 which has a flat portion 22 equipped with an ink discharge aperture 25 and an ink supply aperture 26 for circulating and supplying the ink, having a recess 23 formed in the flat portion 22; the base material 30 fitted in the recess 23; a nozzle plate 60 arranged to lay over the base material 30 with nozzle holes 61 formed therein along a fixed direction; and an actuator 40 disposed between the base material 30 and the nozzle plate 60 and having both the pressure chamber 43 provided corresponding to each of a plurality of the nozzle holes 61 and a driving element 42 that forms a wall part of the pressure chamber 43 and changes the capacity of the pressure chamber 43. <P>COPYRIGHT: (C)2012,JPO&INPIT |
