Developing device

Details Developing device Developing device

1990-09-17

1992-12-29

Grimley, A. T.

Photocopying

Contact printing

Light boxes

355200, 355245, 220346, 141364, G03G 1506

Patent

active

051755882

ABSTRACT:
A developing device includes a device body which has a toner reception port and supplies toner stored therein to a photosensitive member, a toner cartridge, which is detachably mounted in the device body in coincidence with the toner reception port, has a toner discharge port opposed to the toner reception port, and supplies toner stored therein to the device body through the ports, a sealing member which is mounted on the device body to surround the toner reception port and seals between the device body and the toner cartridge mounted in the device body, and a pressing mechanism which is provided on the toner cartridge and presses the toner cartridge on the sealing member when the toner cartridge is mounted in the device body.

REFERENCES:
patent: 4062385 (1977-12-01), Katusha et al.
patent: 4862210 (1989-08-01), Woolley
patent: 4949123 (1990-08-01), Takashima
patent: 5040024 (1991-08-01), Fukuda et al.
Patent Abstracts of Japan, vol. 9, No. 329, (P-416) [2052] Dec. 24, 1985 Corresponding to Japanese Patent Publication No. 60-153065.
Patent Abstracts of Japan, vol. 13, No. 448 (P-942) [3796] Oct. 9, 1989 Corresponding to Japanese Patent Publication No. 1-173076.
Patent Abstracts of Japan, vol. 10, No. 380 (P-528) [2437] Dec. 19, 1986 Corresponding to Japanese Patent Publication No. 61-170760.

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