Sliding cover device arrangement for controlling toner passage between the toner container and developing device of an image forming apparatus
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United States of America Patent
Stats
-
Sep 30, 2003
Grant Date -
N/A
app pub date -
Jun 11, 2002
filing date -
Jun 11, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A sliding cover device arrangement for controlling toner passage between a toner container and a developing device of an image forming apparatus, wherein the developing device has a plurality of toner receiving openings formed thereon, and the toner container is adapted for holding toner and supplying toner to the developing device, and has a plurality of toner supplying openings formed thereon corresponding to the plurality of toner receiving openings. In one embodiment, the sliding cover arrangement includes a first sliding cover adapted for closing and opening the toner receiving openings, a second sliding cover adapted for closing and opening the toner supplying openings, and coupling means formed on the developing device and the toner container for enabling the first sliding cover and the second sliding cover to be moved to close and open the toner supplying openings and the toner receiving openings synchronously, the coupling means including projection means and recess means for engagement with the projection means.
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