(19)
(11) EP 1 306 222 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
01.10.2003 Bulletin 2003/40

(43) Date of publication A2:
02.05.2003 Bulletin 2003/18

(21) Application number: 02023750.9

(22) Date of filing: 24.10.2002
(51) International Patent Classification (IPC)7: B41J 2/32, B41J 15/22, B41J 2/355, B41J 11/50, G07G 5/00
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 26.10.2001 JP 2001329821

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

(72) Inventors:
  • Iwata, Kazunari
    Suwa-shi, Nagano-ken 392-8502 (JP)
  • Kitabayashi, Ikuaki
    Suwa-shi, Nagano-ken 392-8502 (JP)

(74) Representative: Hoffmann, Eckart, Dipl.-Ing. 
Patentanwalt, Bahnhofstrasse 103
82166 Gräfelfing
82166 Gräfelfing (DE)

   


(54) Printing apparatus and method of controlling the same


(57) A first thermal head (132) is provided with at least one first heating element to perform printing on a first printing medium transported by first transporting means (134). A second thermal head (142) is provided with at least one second heating element to perform printing on a second printing medium (112) transported by second transporting means (144). A controller (200) controls the first thermal head (132) and the second thermal head (142) such that a first time period for which the first heating element is energized and a second time period for which the second heating element is energized do not overlap, while simultaneously driving a first motor (136) for driving the first transporting means and a second motor (146) for driving the second transporting means (144) at the same speed.







Search report