Toner supply device mounted with a replaceable toner cartridge

Details Toner supply device mounted with a replaceable toner cartridge Toner supply device mounted with a replaceable toner cartridge

1992-10-26

1994-04-19

Braun, Fred L.

Photocopying

Contact printing

Light boxes

G03G 2100, G03G 1506

Patent

active

053050630

ABSTRACT:
A toner supply device attachable to a developing device is provided with a toner cartridge mount portion on which a toner cartridge is mounted, a toner outlet in communication with the developing device, a conveyance path which connects the toner cartridge mount portion with the toner outlet, a conveying device for conveying a specified amount of toner in the toner cartridge from the toner cartridge mount portion to a position in the vicinity of the toner outlet, and discharging the toner through the toner outlet immediately when the toner is needed in the developing device. Accordingly, the toner can be supplied to the developing device immediately after the toner density in the developing device decreases below a proper level.

REFERENCES:
patent: 4173405 (1979-11-01), Swapceinski et al.
patent: 4937627 (1990-06-01), Ozawa et al.
patent: 4965639 (1990-10-01), Manno et al.

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