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Title:
LIQUID DISCHARGE HEAD AND ITS MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2005246789
Kind Code:
A
Abstract:

To provide a liquid discharge head which can realize the transformation of its three-dimensional structure having a space of an optional shape including a pressure chamber and a flow path to a monolithic structure and also reduction in size such as thin film structuring or microstructuring, and a method for manufacturing the liquid discharge head.

In the liquid discharge head comprising a pressure chamber 65 to be filled with an ink; a common flow path 78 for supplying the ink to the pressure chamber 65; a three-dimensional structure 80 wherein a space including a nozzle flow path 79 from the pressure chamber 65 down to a nozzle 77, is formed; and a piezoelectric element which drives a vibrating plate 60 to change the volume of the pressure chamber 65, the three-dimensional structure 80 is formed by an aerosol deposition method to accumulate a raw material powder on the vibrating plate 60. Thus, the method is adhesive-free, and the monolithic structuring and reduction in size of the liquid discharge head can be realized.


Inventors:
NIHEI YASUKAZU
MITA TAKESHI
Application Number:
JP2004060744A
Publication Date:
September 15, 2005
Filing Date:
March 04, 2004
Export Citation:
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Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
B41J2/045; B41J2/055; B41J2/16; H01L21/4763; (IPC1-7): B41J2/045; B41J2/055; B41J2/16
Attorney, Agent or Firm:
Kenzo Matsuura