(19)
(11) EP 0 485 271 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
09.09.1992 Bulletin 1992/37

(43) Date of publication A2:
13.05.1992 Bulletin 1992/20

(21) Application number: 91402953.3

(22) Date of filing: 05.11.1991
(51) International Patent Classification (IPC)5: G03G 15/00
(84) Designated Contracting States:
DE FR GB IT

(30) Priority: 06.11.1990 JP 301779/90
19.03.1991 JP 54446/91

(60) Divisional application:
95202631.8 / 0692745
95202635.9 / 0692746

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

(72) Inventors:
  • Nomura, Yoshiya
    Ohta-ku, Tokyo (JP)
  • Tsuda, Tadayuki
    Ohta-ku, Tokyo (JP)
  • Sasaki, Shinichi
    Ohta-ku, Tokyo (JP)
  • Ikemoto, Isao
    Ohta-ku, Tokyo (JP)
  • Watanabe, Kazushi
    Ohta-ku, Tokyo (JP)
  • Shirai, Hiroyuki
    Ohta-ku, Tokyo (JP)
  • Karakama, Toshiyuki
    Ohta-ku, Tokyo (JP)

(74) Representative: MacKenzie, Ian Alastair Robert et al
BERESFORD & Co. 2-5 Warwick Court High Holborn
London WC1R 5DJ
London WC1R 5DJ (GB)


(56) References cited: : 
   
       


    (54) Process cartridge and image forming apparatus usable therewith


    (57) A process cartridge (14) detachably mountable to an image forming apparatus includes an image bearing member (10a); process device (11,12) actable on the image bearing member (10); a first frame (14b) containing the image bearing member (10) and the process device (11,12); and a second frame (14a) engageable with and disengageable from the first frame (14b) and containing a developer container (110).






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