(19)
(11) EP 1 538 000 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
24.02.2010 Bulletin 2010/08

(43) Date of publication A2:
08.06.2005 Bulletin 2005/23

(21) Application number: 04257552.2

(22) Date of filing: 03.12.2004
(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 IS IT LI LT LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR LV MK YU

(30) Priority: 03.12.2003 GB 0328013
15.12.2003 GB 0329001
27.02.2004 GB 0404432

(71) Applicant: DYNAMIC CASSETTE INTERNATIONAL LIMITED
Boston, Lincolnshire PE21 7TX (GB)

(72) Inventors:
  • Studholme, John W.
    Boston, Lincolnshire PE21 7TX (GB)
  • Vickers, Kevin
    Boston, Lincolnshire PE21 7TX (GB)
  • Priestley, Richard
    Boston, Lincolnshire PE21 7TX (GB)

(74) Representative: Dempster, Benjamin John Naftel et al
Withers & Rogers LLP Goldings House 2 Hays Lane
London SE1 2HW
London SE1 2HW (GB)

   


(54) An ink cartridge


(57) An ink cartridge (10) comprises an ink tank (12), the ink tank (12) comprising a first chamber (34), the cartridge (10) including an air vent (16) and an ink supply outlet (14) both opening into the first chamber (34) the cartridge (10) further including means (33) defining a volume in which air and ink can collect to form a buffer against expansion or contraction of ink and air in the first chamber (34) to prevent leakage from the cartridge (10).







Search report