Liquid-jet head and liquid-jet apparatus

Details Liquid-jet head and liquid-jet apparatus Liquid-jet head and liquid-jet apparatus

2006-08-11

2009-06-30

Feggins, K. (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

Reexamination Certificate

active

07553003

ABSTRACT:
A liquid-jet head, comprising: a nozzle plate having nozzle orifices bored therein; a passage-forming substrate provided with recesses including pressure generating chambers communicating with the nozzle orifices; piezoelectric elements provided on a surface of the passage-forming substrate via a vibration plate, each piezoelectric element including a lower electrode, a piezoelectric layer, and an upper electrode; and a joining plate joined to the surface of the passage-forming substrate, where the piezoelectric elements are formed, via an adhesive layer comprising an adhesive agent, wherein a plurality of contact portions and a joining portion are provided in a region where the joining plate is joined to the passage-forming substrate, the plurality of contact portions are protruded at a predetermined height on the vibration plate, and are substantially contacted by the joining plate, and the joining portion has the adhesive layer of a thickness equal to or larger than the height of the contact portions.

REFERENCES:
patent: 2003/0019562 (2003-01-01), Warn
patent: 2006/0152556 (2006-07-01), Sugahara
patent: 2006/0162481 (2006-07-01), Sato
patent: 2006/0187269 (2006-08-01), Takahashi
patent: 1452853 (2003-10-01), None
patent: 1642742 (2005-07-01), None
patent: 2000-85122 (2000-03-01), None
patent: 2000-198208 (2000-07-01), None
patent: 2000-296616 (2000-10-01), None
patent: 2002-52723 (2002-02-01), None
patent: 2005-238762 (2005-09-01), None

Affiliated with

Also associated with

Rating

Liquid-jet head and liquid-jet apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Liquid-jet head and liquid-jet apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Liquid-jet head and liquid-jet apparatus will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4130065