DEVELOPING UNIT OF PRINTER OF WET ELECTRONIC PICTURE TYPE

PURPOSE: A developing unit of a printer of wet electronic picture type is provided to provide a developing unit to prevent developing liquid from being drained into peripheral devices. CONSTITUTION: A developing unit of a printer of wet electronic picture type includes a plurality of roller(11), developing rollers(22,32), a developing set, a tray(28,38), and a stopper(35b). The developing rollers are provided to develop the developing liquid. A photosensitive belt(10) translates on an eternal loop and is supported by the plurality of rollers. The developing set includes a brush roller(25) which is inserted in an insertion hole(21a,31a) of the developing roller and rotates to cleanse developing rollers. The tray takes the developing liquid(F) emitting from the developing set. The stopper(35b) is implemented to prevent the developing liquid(F) from being drained into the peripheral devices.