Inkjet recording apparatus

Details Inkjet recording apparatus Inkjet recording apparatus

2011-08-16

2011-08-16

Rahll, Jerry T (Department: 2874)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

Reexamination Certificate

active

07997694

ABSTRACT:
An inkjet recording apparatus includes: an ink holding chamber having a through hole to jet ink, and holding the ink; and a head unit jetting the ink held in the ink holding chamber from the through hole. The head unit includes an ultrasonic wave generation member, an ultrasonic wave focusing member focusing the ultrasonic waves generated at the ultrasonic wave generation member in a vicinity of the through hole, an ultrasonic wave propagation portion propagateting the ultrasonic waves leaving the ultrasonic wave focusing member, and a container portion containing the ultrasonic wave generation member, the ultrasonic wave focusing member, and the ultrasonic wave propagation portion.

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Office Action issued by the Japanese Patent Office on Aug. 12, 2008, for Japanese Patent Application No. 2006-261459, and English-language Summary thereof.

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