Apparatus and method of driving developing unit and image forming apparatus employing the same
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United States of America Patent
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Sep 14, 2010
Grant Date -
Jul 31, 2008
app pub date -
Jul 31, 2007
filing date -
Jan 26, 2007
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A developing unit driving apparatus which drives a developing unit having a toner cartridge to accommodate a toner, a developing part disposed in the toner cartridge to develop the toner to a photosensitive body, and a toner supplying part provided in the toner cartridge to supply the toner to the developing part, the apparatus includes: a driving source; a first power transmitter which transmits power supplied from the driving source to the developing part; and a second power transmitter which transmits the power supplied from the driving source to the toner supplying part except when the developing part is driven.
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