发明授权
US5815772A Driving system for a detachable unit and of using same 失效
用于可拆卸单元和使用它的驱动系统

Driving system for a detachable unit and of using same
摘要:
An image processing system includes a main image processing unit and an auxiliary unit detachably attached to the main image processing unit. The auxiliary unit includes a first drive source. The main unit on the other hand includes a second drive source and a mechanism for transporting a sheet. These drive sources are so operated that when the auxiliary unit is attached to the main unit the transporting mechanism is powered by the first drive source in the auxiliary unit and when the auxiliary unit is not attached to the main unit the transporting mechanism is powered by the second drive source in the main unit.
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