| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an inkjet recorder which can stably supply an ink to a recording head by maintaining a minute negative pressure by a high accuracy. <P>SOLUTION: The ink maintained in a negative pressure state is supplied to the inkjet recording head via an ink supply unit constructed as a differential pressure regulating valve comprised of a coil spring 51 and a movable membrane 54 normally held elastically in contact with a valve seat by the coil spring 51. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
