(19)
(11) EP 0 461 938 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
08.04.1992 Bulletin 1992/15

(43) Date of publication A2:
18.12.1991 Bulletin 1991/51

(21) Application number: 91305468.0

(22) Date of filing: 17.06.1991
(51) International Patent Classification (IPC)5: B41J 2/05
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB GR IT LI LU NL SE

(30) Priority: 15.06.1990 JP 157001/90

(71) Applicant: CANON KABUSHIKI KAISHA
Tokyo (JP)

(72) Inventor:
  • Shimoda, Junji, c/o CANON KABUSHIKI KAISHA
    Tokyo (JP)

(74) Representative: Beresford, Keith Denis Lewis et al
BERESFORD & Co. 2-5 Warwick Court High Holborn
London WC1R 5DJ
London WC1R 5DJ (GB)


(56) References cited: : 
   
       


    (54) Ink jet recording method and ink jet recording apparatus using same


    (57) An ink jet recording apparatus for an ink jet recording apparatus includes a plurality of electrothermal transducer element for producing thermal energies for formation of recording liquids; and driving device for supplying electric energy to the electrothermal transducer elements in accordance with data to be recorded and a control signal, wherein the plural electrothermal transducers are grouped into plural groups, and the groups are simultaneously driven by the driving device, wherein the electrothermal transducer elements in a group are supplied with electric power in a period between maximum expansion of a bubble in a previously driven group and expiration thereof.






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