Image forming apparatus incorporating mechanism for automaticall

Electrophotography – Internal machine environment – Particle or contaminant control

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399 13, 399102, 399262, G03G 1508

Patent

active

057458227

ABSTRACT:
An image forming apparatus capable of unsealing a toner cartridge automatically and suitably as the toner cartridge is replaced with a new cartridge. The image forming apparatus includes a developing device, and a toner supplying device for supplying toner to the developing device. The toner cartridge is removably mountable on the toner supplying device. Only when the toner cartridge is mounted, and the toner cartridge has not yet been unsealed, is an operation for unsealing the toner cartridge performed.

REFERENCES:
patent: 5030998 (1991-07-01), Shibata et al.
patent: 5101871 (1992-04-01), Susumu
patent: 5142335 (1992-08-01), Sakata et al.
patent: 5235130 (1993-08-01), Demoto et al.
patent: 5268720 (1993-12-01), Saitoh et al.

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