Patent ID: 8556373
Filing Date: 2013-10-15
Classification: B05B,B33Y,B41J

Abstract:
1. Multichannel printhead, at least of channel of the printhead comprising: a micro-electro-pneumatic circuit 2 providing a control pressure p c at a pneumatic node 5 , the micro-electro-pneumatic circuit 2 comprising a microvalve element V 1 being connected to a first pressure level and to pneumatic node 5 and a microvalve element V 2 or throttle 23 being connected to pneumatic node 5 and to a second pressure level, a drop-on-demand fluid discharging element discharging an amount of fluid through at least one fluid outlet 6 , whereby actuation of the fluid discharging element 4 is controlled by the control pressure p c .