Global patent index - EP 0960733 A3

EP 0960733 A3 2000-01-05 - Ink jet print head and ink jet printing apparatus provided with said ink jet print head

Title (en)

Ink jet print head and ink jet printing apparatus provided with said ink jet print head

Title (de)

Tintenstrahldruckkopf und Tintenstrahldruckvorrichtung mit diesem Tintenstrahldruckkopf

Title (fr)

Tête d'impression par jet d'encre et dispositif d'impression par jet d'encre muni de cette tête

Publication

EP 0960733 A3 (EN)

Application

EP 99117364 A

Priority

  • EP 93922649 A
  • JP 28027592 A
  • JP 28027692 A

Abstract (en)

[origin: EP0960733A2] An ink jet head, including (i) a plurality of discharging outlets (D; 4) disposed in an arrangement direction; (ii) a plurality of ink pathways (31), each of said ink pathways (31) communicating with an associated one of said discharging outlets (D; 4), each of said ink pathways (31) having an energy generating element for generating energy for discharging an ink from said discharging outlet (D; 4); and (iii) a discharging outlet face (1A; 8) having a discharging outlet surface, said discharging outlets (D; 4) being arranged in said discharging outlet surface and a water-repellent discharging outlet peripheral region (E; 7) circumscribing said discharging outlets (D; 4), and having a first side and a second side, herewith a recessed hydrophilic region (9) circumscribing said water-repellent discharging outlet peripheral region (E; 7), said recessed hydrophilic region (9) being positioned along the arrangement direction of the discharging outlets (D; 4) on at least one said side of said water-repellent discharging outlet peripheral region (E; 7), said recessed hydrophilic region (9) being separated by a predetermined distance from said water-repellent discharging outlet peripheral region (E; 7). <IMAGE> <IMAGE>

IPC 1-7 (main, further and additional classification)

B41J 2/135; B41J 2/16

IPC 8 full level (invention and additional information)

B41J 2/14 (2006.01); B41J 2/16 (2006.01); B41J 2/165 (2006.01)

CPC (invention and additional information)

B41J 2/16538 (2013.01); B41J 2/14 (2013.01); B41J 2/14016 (2013.01); B41J 2/14201 (2013.01); B41J 2/1433 (2013.01); B41J 2/1606 (2013.01); B41J 2/1652 (2013.01); B41J 2002/14475 (2013.01); B41J 2002/16502 (2013.01); B41J 2202/03 (2013.01)

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

EP 0960733 A2 19991201; EP 0960733 A3 20000105; EP 0960733 B1 20030618; AU 5156993 A 19940509; AU 676214 B2 19970306; CA 2126232 A1 19940428; CA 2126232 C 20000516; CN 1056804 C 20000927; CN 1086767 A 19940518; DE 69328086 D1 20000420; DE 69328086 T2 20000914; DE 69333056 D1 20030724; DE 69333056 T2 20040129; EP 0631869 A1 19950104; EP 0631869 A4 19950517; EP 0631869 B1 20000315; KR 100191749 B1 19990615; WO 9408793 A1 19940428

INPADOC legal status

2013-08-30 [PG25 FR] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO

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2004-06-09 [26N] NO OPPOSITION FILED

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2004-04-23 [ET] FR: TRANSLATION FILED

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