Process cartridge with shutter for protecting photosensitive dru

Details Process cartridge with shutter for protecting photosensitive dru Process cartridge with shutter for protecting photosensitive dru

1994-04-28

1997-10-14

Royer, William J.

Electrophotography

Having particular structure

Modular or displaceable

G03G 1500

Patent

active

056781393

ABSTRACT:
A process cartridge detachably mountable relative to a main assembly of an image forming apparatus includes an image bearing member; a process device actable on the image bearing member; an elastic device; a receptor for receiving a force against an elastic force of the elastic device in contact with the main assembly when the process cartridge is mounted to the main assembly of the image forming apparatus; where when the process cartridge is to be taken out of the main assembly of the image forming apparatus, the elastic device displaces the process cartridge by the elastic force of the elastic device.

REFERENCES:
patent: 4462677 (1984-07-01), Onoda
patent: 4588280 (1986-05-01), Ogawa et al.
patent: 4841333 (1989-06-01), Damji
patent: 4866482 (1989-09-01), Hirasawa et al.
patent: 4875063 (1989-10-01), Idenawa et al.
patent: 4876572 (1989-10-01), Nagatasuma
patent: 4978995 (1990-12-01), Takahashi
patent: 5041872 (1991-08-01), Nukaya et al.
patent: 5083158 (1992-01-01), Kashima et al.
patent: 5333036 (1994-07-01), Koga
Patent Abstracts of Japan, vol. 012, No. 249, p. 730, Jul. 14, 1988.
Patent Abstracts of Japan, vol. 015, No. 335, p. 1242, Aug. 26, 1991.

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