Frame, developing apparatus, process cartridge and electro-photo

Details Frame, developing apparatus, process cartridge and electro-photo Frame, developing apparatus, process cartridge and electro-photo

1995-07-13

1997-11-18

Pendegrass, Joan H.

Electrophotography

Internal machine environment

Particle or contaminant control

399113, G03G 1500, G03G 1508

Patent

active

056897723

ABSTRACT:
A frame for a developing device for a process cartridge detachably mountable to a main assembly of an image forming apparatus, includes a developing frame having a mounting portion for mounting a developing roller for developing a latent image formed on an electrophotographic photosensitive member, the developing frame having a projection on a side opposed from a side provided with the mounting portion; a toner frame having a toner container portion for containing a toner usable for developing operation of the developing roller, the toner frame having an opening for supplying toner to the developing roller and a recess adjacent a longitudinal end of the opening; wherein the projection and recess are engageable with each other to couple the developing frame and the toner frame.

REFERENCES:
patent: 5446525 (1995-08-01), Kobayashi

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