Image forming apparatus

Details Image forming apparatus Image forming apparatus

2011-07-12

2011-07-12

Rojas, Omar (Department: 2874)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

Reexamination Certificate

active

07976120

ABSTRACT:
An image forming apparatus including a printing ink tank to contain a printing ink, a nozzle unit having a nozzle part to eject the printing ink and to move between a printing section and a cleaning section, a cleaning ink tank to contain a cleaning ink to clean the nozzle part, and a control part to control supply of the printing ink to the nozzle part when the nozzle unit is positioned in the printing section and to control supply of the cleaning ink to the nozzle part when the nozzle unit is positioned in the cleaning section. The Image forming apparatus may further include a cleaning ink collecting unit which collects the cleaning ink discharged from the nozzle part and returns the collected cleaning ink to the cleaning ink tank.

REFERENCES:
patent: 5412411 (1995-05-01), Anderson
patent: 6079808 (2000-06-01), Yamaguchi
patent: 6517189 (2003-02-01), Ogawa et al.
patent: 6802588 (2004-10-01), Garbacz et al.
patent: 2002/0175969 (2002-11-01), Suzuki

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