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US08170439B2 Voltage supplying unit of developing device and image forming apparatus having the same, and a method thereof 有权
显影装置的电压供应单元及其成像装置及其方法

Voltage supplying unit of developing device and image forming apparatus having the same, and a method thereof
Abstract:
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.
Abstract(Chinese):

图像形成装置包括多个显影装置，用于产生显影电压的电压产生部分，第一开关部分，用于将在电压产生部分中产生的电压提供给多个显影装置中的预定显影装置;第二开关 部分，以选择性地将产生电压产生部分的显影电压提供给第一开关部分;以及控制器，用于控制第一开关部件和第二开关部件。

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