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AssigneeLexmark International, Inc.
InventorsJohn Andrew Buchanan, James Anthany Carter, Gregory Alan Cavill, Nicholas Fenley Gibson, Michael Craig Leemhuis, Tyler F. Williams, Mark Duane Foster, Thomas Wilbur Blanck
Estimating the term…
A rotating cover on the developer unit of an imaging apparatus to prevent toner leaks from the toner entry port of the developer unit. When installing a toner cartridge, the cartridge contacts a surface to cause the cover to rotate to an open position, thereby exposing the toner port for receiving toner. Conversely, when the toner cartridge is removed the cover is rotated into a closed position with the aid of a torsion spring so as to seal the toner entry port of the developer unit.
A developer unit for an electrophotographic imaging device, comprising:
A developer unit for an electrophotographic imaging device, comprising:
The developer unit of 11, further comprising a spring coupled to the door member and the housing for biasing the door member in the closed position.
Dependencies are inferred from the claim text.