Developing device
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United States of America Patent
Stats
-
Dec 29, 1992
Grant Date -
N/A
app pub date -
Sep 17, 1990
filing date -
Sep 18, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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