发明名称 Voltage supplying unit of developing device and image forming apparatus having the same, and a method thereof
摘要 An image forming apparatus includes a plurality of developing devices, a voltage generating part to generate a developing voltage, first switching parts to supply the voltage generated in the voltage generating part to a predetermined developing device out of the plurality of developing devices, a second switching part to selectively supply the developing voltage generated in the voltage generating part to the first switching parts, and a controller to control the first switching parts and the second switching part.
申请公布号 US7962059(B2) 申请公布日期 2011.06.14
申请号 US20070756834 申请日期 2007.06.01
申请人 SAMSUNG ELECTRONICS CO., LTD. 发明人 KIM MIN-SEON
分类号 G03G15/00 主分类号 G03G15/00
代理机构 代理人
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