Incremental printing of symbolic information – Ink jet – Fluid or fluid source handling means
Reexamination Certificate
2011-03-15
2011-03-15
Huffman, Julian D (Department: 2853)
Incremental printing of symbolic information
Ink jet
Fluid or fluid source handling means
C347S006000, C347S019000
Reexamination Certificate
active
07905584
ABSTRACT:
An image forming apparatus includes at least one liquid discharging head and a pressure release member. The at least one liquid discharging head is configured to discharge a liquid to form an image. The pressure release member is configured to adjust an inner air pressure in the at least one liquid discharging head to be continuously equivalent to an outer air pressure.
REFERENCES:
patent: 6164742 (2000-12-01), Hauck
patent: 6318851 (2001-11-01), Hoen et al.
patent: 2005/0194730 (2005-09-01), Nishida et al.
patent: 2006/0050104 (2006-03-01), Sakakitani
patent: 2006/0181569 (2006-08-01), Kawashima et al.
patent: 2005-262686 (2005-09-01), None
patent: 2005-271389 (2005-10-01), None
Cooper & Dunham LLP
Huffman Julian D
Ricoh & Company, Ltd.
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