Incremental printing of symbolic information – Ink jet – Ejector mechanism
Reexamination Certificate
2008-06-17
2008-06-17
Nguyen, Lam S (Department: 2853)
Incremental printing of symbolic information
Ink jet
Ejector mechanism
C347S005000, C347S086000
Reexamination Certificate
active
07387360
ABSTRACT:
An ink jet recording head is detachably attached to an ink jet recording apparatus including a carriage operable to reciprocally move and an optical encoder scale. An ink jet recording head, a liquid storage container, or an ink jet recording apparatus includes at least one of a light emitting element configured to emit light to an encoder scale and a light receiving element configured to receive light through the encoder scale.
REFERENCES:
patent: 6264303 (2001-07-01), Watanabe
patent: 6422682 (2002-07-01), Kaneko et al.
patent: 2005/0128237 (2005-06-01), Otsuki
patent: 2000-141802 (2000-05-01), None
patent: 2001-121721 (2001-01-01), None
Canon Kabushiki Kaisha
Canon USA Inc I.P. Div
Nguyen Lam S
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