Inkjet head and process of manufacturing the inkjet head

Details Inkjet head and process of manufacturing the inkjet head Inkjet head and process of manufacturing the inkjet head

2005-12-21

2010-06-15

Luu, Matthew (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S072000

Reexamination Certificate

active

07735978

ABSTRACT:
An inkjet head including an ink channel unit defining a network of ink channels which provides at least one common ink chamber and a plurality of nozzles held in communication with the at least one common ink chamber. The ink channel unit includes a laminated structure body that is provided by a plurality of metal plates superposed on each other. The laminated structure body has at least the at least one common ink chamber and an atmosphere communication channel which diverges from the network of ink channels. The atmosphere communication channel extends toward an exterior of the laminated structure body, so as to open outside the laminated structure body. The atmosphere communication channel is sealed at its opening. Also disclosed is a process of manufacturing the inkjet head.

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Japanese Patent Office, Notification of Reason for Refusal in Japanese Patent Application No. 2004-039500 (counterpart of above-captioned U.S. patent application) mailed Dec. 9, 2008 (partial translation).

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