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Patent Searching and Data


Title:
PRINT HEAD AND INKJET RECORDING APPARATUS
Document Type and Number:
Japanese Patent JP2004160881
Kind Code:
A
Abstract:

To provide a print head and an inkjet recording apparatus, which form a high-quality image by enhancing reliability and stabilizing the ejection of ink.

The print head 1 is equipped with a nozzle member 2 wherein a plurality of ink ejecting holes 7 are provided in an aligned state and which constitutes an end surface of an ink pressurizing chamber 12, a chip member 3 wherein an ink ejecting means 9 for generating ink ejecting energy is provided in a part facing the holes 7 of the nozzle member 2 and which constitutes the other end surface of the chamber 12, and a passage forming member 4 for forming an ink passage 14 which is joined to the chip member 3 so as to supply the ink to the chamber 12. The member 4 is formed of a material with corrosion resistance against the ink, high thermal conductivity, low linear expansibility and high rigidity.


Inventors:
UCHIDA HIROYASU
Application Number:
JP2002330602A
Publication Date:
June 10, 2004
Filing Date:
November 14, 2002
Export Citation:
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Assignee:
SONY CORP
International Classes:
B41J2/05; (IPC1-7): B41J2/05
Attorney, Agent or Firm:
Tomijio Sasashima
Haruyuki Nishiyama