Developing apparatus having developing agent accommodating cartr

Details Developing apparatus having developing agent accommodating cartr Developing apparatus having developing agent accommodating cartr

1993-09-21

1996-02-13

Beatty, Robert

Photocopying

Contact printing

Light boxes

118656, 355251, 355260, G03G 1506

Patent

active

054915376

ABSTRACT:
A developing magnet roller is provided on a developing frame and a developing agent accommodating cartridge is fitted detachably into the developing frame. A toner accommodating cartridge unit is fitted detachably in the developing agent accommodating cartridge. A developing agent is recovered in the developing agent accommodating cartridge. The developing agent and the developing agent accommodating cartridge are exchanged together from a developing apparatus. The new developing agent accommodated in the exchanged new developing agent accommodating cartridge is circulated by the developing magnet roller. The exchange for the developing agent in the developing apparatus can be realized without the lowering of the developing performance.

REFERENCES:
patent: 4967234 (1990-10-01), Tani et al.
patent: 4974023 (1990-11-01), Aimoto
patent: 4990968 (1991-02-01), Kusuda
patent: 4998140 (1991-03-01), Satou et al.
patent: 5079589 (1992-01-01), Shibata et al.
patent: 5103264 (1992-04-01), Bhagat
patent: 5221943 (1993-06-01), Hasegawa

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