| 摘要 |
PROBLEM TO BE SOLVED: To provide an ink jet print head from which the size and the speed of the droplet can differ in the ink jet print head of the same size. SOLUTION: The ink head print head includes a pressure chamber 224 in which the ink in reservoir flows in and discharge to a nozzle, a restrictor 246 used as the flow passage of the reservoir and pressure chamber, and a stepped part 241 formed in the pressure chamber and generating change in the flow of the ink in the pressure in the pressure chamber, and the distance between the upper surface and the lower surface of the pressure chamber is differed. COPYRIGHT: (C)2011,JPO&INPIT
|
