Developing agent replenishing apparatus and cartridge

Details Developing agent replenishing apparatus and cartridge Developing agent replenishing apparatus and cartridge

1997-07-30

1999-05-11

Beatty, Robert

Electrophotography

Image formation

Development

399262, 222DIG1, G03G15/08

Patent

active

059038063

ABSTRACT:
A developing agent replenishing apparatus includes a developing agent receiving port for receiving a developing agent from a replenishment cartridge which stores developing agent when the cartridge is mounted and a conveyor for conveying the developing agent received in the receiving port to a developing device. The developer agent receiving port has a receiving opening and the replenishment cartridge has a replenishment opening. Cylindrical expandable covers are provided at the receiving and replenishment openings for opening or closing these openings.

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