Pressure pump system

A system for delivering at least two distinct pressures to a print head (12) of an ink jet printer includes a pump (10), a passage in communication with the pump and the print head, and a valve (22). The pump is for delivering positive pressure to the print head of the ink jet printer. The passage i...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HILL, RODNEY B, BURRESS, EDWARD F, FRAZIER, ISAAC S
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
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Beschreibung
Zusammenfassung:A system for delivering at least two distinct pressures to a print head (12) of an ink jet printer includes a pump (10), a passage in communication with the pump and the print head, and a valve (22). The pump is for delivering positive pressure to the print head of the ink jet printer. The passage includes an opening, and the valve selectively opens and closes the opening.