Patent ID: 7198676
Filing Date: 2007-04-03
Classification: B41J

Abstract:
1. A device manufacturing apparatus comprising an inkjet device including a pressure generation chamber having a variable internal volume and a Helmholtz resonance frequency of a period TH, the device manufacturing apparatus comprising: a nozzle opening connected with an inside of the pressure generation chamber; a driving unit that causes the pressure generation chamber to expand and contract; a control unit that generates a predetermined driving signal to the driving unit, the control unit generating: a stage that supports a substrate onto which the droplet is ejected; a first shifter that moveably supports the stage; and a second shifter that moveably supports the inkjet device, and is capable of rotating the inkjet device around a lateral direction of a base that supports the first shifter, and around a direction along a portion between a front portion and a back portion of the base.