| 摘要 |
The present invention relates to a method and a device for monitoring the operation of ink printing heads of the bubble-jet type, which device includes a plurality of ink channels (16) which are closed, on the nozzle side, by a thin membrane in a silicon substrate (11). According to the invention: . the separated temperature sensor is associated with each ink channel (16), . this temperature sensor is arranged on the membrane on the nozzle side, in proximity to the nozzles, and . all the temperature sensors are connected to a common utilisation means which is arranged on the silicon substrate. <IMAGE>
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