(19)
(11) EP 1 504 906 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
08.03.2006 Bulletin 2006/10

(43) Date of publication A2:
09.02.2005 Bulletin 2005/06

(21) Application number: 04018562.1

(22) Date of filing: 05.08.2004
(51) International Patent Classification (IPC): 
B41J 2/175(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL HR LT LV MK

(30) Priority: 08.08.2003 JP 2003290713
30.06.2004 US 882528 P

(71) Applicant: SEIKO EPSON CORPORATION
Shinjuku-ku, Tokyo 163-0811 (JP)

(72) Inventors:
  • Seino, Takeo
    Suwa-shi Nagano 392-8502 (JP)
  • Kimura, Hitotoshi
    Suwa-shi Nagano 392-8502 (JP)

(74) Representative: HOFFMANN EITLE 
Patent- und Rechtsanwälte Arabellastrasse 4
81925 München
81925 München (DE)

   


(54) Liquid container


(57) An ink cartridge includes a container body with a surface, the surface having a recess, the recess having abottom and a perimeter wall, and a guide projection disposed within the recess, at least a portion of the guide projection extending from the bottom of the recess toward the surface. Viewing the guide projection in a direction perpendicular to the bottom of the recess, the guide projection has at least three edges. The perimeter wall and the edges of the guide projection define a path therebetween, and the path has at least a predetermined width.







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