(19)
(11) EP 0 604 377 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
08.02.1995 Bulletin 1995/06

(43) Date of publication A2:
29.06.1994 Bulletin 1994/26

(21) Application number: 93830514.1

(22) Date of filing: 21.12.1993
(51) International Patent Classification (IPC)5: G03G 15/00, B41J 29/377
(84) Designated Contracting States:
CH DE ES FR GB IT LI

(30) Priority: 25.12.1992 JP 346713/92

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

(72) Inventors:
  • Koike, Michiro, c/o Canon Kabushiki Kaisha
    Tokyo (JP)
  • Ogawa, Hiroshi, c/o Canon Kabushiki Kaisha
    Tokyo (JP)

(74) Representative: Bazzichelli, Alfredo et al
c/o Società Italiana Brevetti S.p.A. Piazza di Pietra, 39
00186 Roma
00186 Roma (IT)


(56) References cited: : 
   
       


    (54) Image forming apparatus having dew preventing mechanism


    (57) The present invention provides an image forming apparatus having a dew preventing mechanism for an electrophotographic photosensitive member. Wherein the hour when a heat generating means for applying heat to the photosensitive member is started is set by an operation panel, and the electric power is not supplied to the heat generating means after a power source of the image forming apparatus is turned OFF. Whereby, it is possible to avoid the useless electric power in the midnight, sunday and holiday when the image forming apparatus is not used.






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