(19)
(11) EP 2 279 870 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
23.03.2011 Bulletin 2011/12

(43) Date of publication A2:
02.02.2011 Bulletin 2011/05

(21) Application number: 10189157.0

(22) Date of filing: 28.02.2008
(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 HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

(62) Application number of the earlier application in accordance with Art. 76 EPC:
09179890.0 / 2161134
08003699.9 / 2045079

(71) Applicant: Brother Kogyo Kabushiki Kaisha
Nagoya-shi, Aichi 467-8561 (JP)

(72) Inventors:
  • Hattori, Shingo
    Nagoya-shi Aichi 467-8562 (JP)
  • Nakamura, Hirotake
    Nagoya-shi Aichi 467-8562 (JP)

(74) Representative: Prüfer & Partner GbR European Patent Attorneys 
Sohnckestraße 12
81479 München
81479 München (DE)

   


(54) Ink cartridge, set of ink cartridges, and ink cartridge determination system


(57) An ink cartridge includes a first signal blocking portion, a second signal blocking portion, and a third signal blocking portion. The first signal blocking portion is configured to either prevent a first signal from passing therethrough or to alter a path of the first signal when the first signal blocking portion receives the first signal, the second signal blocking portion is configured to either prevent a second signal from passing therethrough or to alter a path of the second signal when the second signal blocking portion receives the second signal, and the third signal blocking portion is configured to either prevent the second signal from passing therethrough or to alter a path of the second signal when the third signal blocking portion receives the second signal.







Search report