Image forming apparatus and process cartridge for image forming

Details Image forming apparatus and process cartridge for image forming Image forming apparatus and process cartridge for image forming

1996-10-09

1998-09-01

Moses, R. L.

Electrophotography

Diagnostics

Consumable

399 43, 399 27, G03G 2102, G03G 2100

Patent

active

058024190

ABSTRACT:
An image forming apparatus includes an electrophotographic photosensitive member; a developer container for containing a developer for developing a latent image formed on the photosensitive member; measuring means for measuring usage degree of the photosensitive member; developer amount detecting means for detecting whether a remaining amount in the container is lower than a predetermined level; display means for displaying the remaining amount in accordance with the usage degree after the detecting means detects that the remaining amount is lower than the predetermined level.

REFERENCES:
patent: 4585327 (1986-04-01), Suzuki
patent: 4851875 (1989-07-01), Tanimoto
patent: 4873549 (1989-10-01), Tada et al.
patent: 4974020 (1990-11-01), Takamatsu et al.
patent: 5105219 (1992-04-01), Yoshikado
patent: 5353104 (1994-10-01), Kato et al.
patent: 5519472 (1996-05-01), Ojima et al.

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