INK JET HEAD, METHOD OF PRODUCING INK JET HEADS, AND PRINTER

Title:

INK JET HEAD, METHOD OF PRODUCING INK JET HEADS, AND PRINTER

Document Type and Number:

WIPO Patent Application WO/2001/042023

Kind Code:

A1

Abstract:

A printer having a head body (3) for feeding ink from an ink feed part (50) into a plurality of pressure chambers through an ink feed passage and pressurizing each pressure chamber to thereby discharge the ink in the pressure chamber through a nozzle, wherein the head body (3) is formed on the substrate and the substrate is locally removed from the head body (3), whereby the substrate is formed with an ink common passage for communicatingly connecting the ink feed passage and an ink feed port (51) in the ink feed part (50), while the head body (3) and the ink feed part (50) are joined by a joint (8) in the form of a projection left on the substrate, whereby the ink jet head is improved in the degree of integration, reduced in size and increased in rigidity.

Inventors:

SAKAMOTO YOSHIAKI (JP)
KOIKE SHUJI (JP)
SHINGAI TOMOHISA (JP)

Application Number:

PCT/JP1999/006958

Publication Date:

June 14, 2001

Filing Date:

December 10, 1999

Export Citation:

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Assignee:

FUJITSU LTD (JP)
SAKAMOTO YOSHIAKI (JP)
KOIKE SHUJI (JP)
SHINGAI TOMOHISA (JP)

International Classes:

B21D53/76; B23P17/00; B41J2/045; B41J2/14; B41J2/16; B41J2/175; G01D15/00; G11B5/127; (IPC1-7): B41J2/16; B41J2/175

Foreign References:

JPH1170649A	1999-03-16
JPH09226120A	1997-09-02
JPH07329297A	1995-12-19
JPH07329293A	1995-12-19
JPH058387A	1993-01-19

Other References: