Fluid ejection device

A fluid ejection device includes: a first processing unit that controls a fluid ejection unit configured to eject a fluid; and a second processing unit that controls a fluid supply unit configured to supply the fluid to the fluid ejection unit. The first processing unit confirms whether the second p...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	TSUNEMORI ASAHI, MASAKI GOMI
Format:	Patent
Sprache:	eng
Schlagworte:	CONTROL OR REGULATING SYSTEMS IN GENERAL CONTROLLING DIAGNOSIS FUNCTIONAL ELEMENTS OF SUCH SYSTEMS HUMAN NECESSITIES HYGIENE IDENTIFICATION MEDICAL OR VETERINARY SCIENCE MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS PHYSICS REGULATING SURGERY SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
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Beschreibung
Zusammenfassung:	A fluid ejection device includes: a first processing unit that controls a fluid ejection unit configured to eject a fluid; and a second processing unit that controls a fluid supply unit configured to supply the fluid to the fluid ejection unit. The first processing unit confirms whether the second processing unit is in normal operation, and the second processing unit confirms whether the first processing unit is in normal operation, and when at least one of the first processing unit and the second processing unit confirms that the other is not in normal operation, the ejection of the fluid is prohibited.