Developing cartridge side cover, mounting method thereof and dev

Details Developing cartridge side cover, mounting method thereof and dev Developing cartridge side cover, mounting method thereof and dev

1998-07-02

2000-08-15

Pendegrass, Joan

Electrophotography

Having particular structure

Modular or displaceable

399106, G03G 2118

Patent

active

06104895&

ABSTRACT:
A side cover for a developing cartridge for developing a latent image formed on an electrophotographic photosensitive member, the developing cartridge being detachably mountable relative to electrophotographic image forming apparatus, the developing cartridge including a developing roller, for developing a latent image formed on an electrophotographic photosensitive member; a toner accommodating portion for accommodating toner to be used for development by the developing roller, the toner accommodating portion being provided with a toner supply opening for supplying the accommodated toner to the developing roller; and A toner seal for sealing the toner supply opening, the toner seal being pulled out prior to start of use of the developing cartridge, by which the toner supply opening is unsealed to permit supply of the toner accommodated in the toner accommodating portion to the developing roller, the side cover, includes a shaft support portion for rotatably supporting a shaft at one end of the developing roller; a toner seal opening for directing the toner seal to outside when a toner supply opening of the toner accommodating portion is opened.

REFERENCES:
patent: 4974023 (1990-11-01), Aimoto et al.
patent: 5202728 (1993-04-01), Maeshima et al.
patent: 5283619 (1994-02-01), Nomura et al.
patent: 5701562 (1997-12-01), Araki et al.
patent: 5729796 (1998-03-01), Miura et al.
patent: 5815782 (1998-09-01), Yokomori et al.

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