Title:
インクジェットヘッドおよびインクジェット装置ならびにそれらの製造方法
Document Type and Number:
Japanese Patent JP5457935
Kind Code:
B2
Abstract:
The present invention provides an ink-jet head which comprises an ink supply channel configured to allow ink to flow, two or more ink chambers each having a bottom surface with a nozzle and an upper surface constituting of a vibrating plate, the two or more ink chambers being arranged in a row along a direction in which the ink flows in the ink supply channel, a partition wall partitioning the ink chambers. and a piezo-mounting plate having two or more multilayer piezoelectric elements and two or more columns fixed thereto. The two or more multilayer piezoelectric elements are arranged in a row, and the two or more columns are arranged between the multilayer piezoelectric elements. And also, the piezo-mounting plate is arranged on the upper surface of the ink chambers. In the ink-jet head, the vibrating plate constituting the upper surface of the ink chamber is held between the partition wall and the column. A large gap and a small gap are arranged between the two multilayer piezoelectric elements adjacent to each other, and the column is arranged at only the portion with a large gap.
Inventors:
Hidehiro Yoshida
Kazuki Fukada
Yamamuro Keisei
Kazuki Fukada
Yamamuro Keisei
Application Number:
JP2010110254A
Publication Date:
April 02, 2014
Filing Date:
May 12, 2010
Export Citation:
Assignee:
Panasonic Corporation
International Classes:
B05C5/00; B41J2/045; B41J2/055; B41J2/135; B41J2/14; B41J2/145; B41J2/16; H01L41/083; H01L41/187; H01L41/22; H01L41/338
Domestic Patent References:
| JP8142325A | ||||
| JP4168049A | ||||
| JP2009234091A | ||||
| JP2008254196A | ||||
| JP8085206A | ||||
| JP9039238A | ||||
| JP2011230411A |
Attorney, Agent or Firm:
Koichi Washida