Electrophotographic copying apparatus

摘要

An electrophotographic copying apparatus having a copy board operatively movable along a path is provided with apparatus for releasably coupling the copy board to driving elements therefor including an endless power transmitting chain driven during operation of the copying apparatus, an intermediator having a closed vertical slot for nonreleasably receiving slidably within the slot engaging structure on the chain for carrying the intermediator during driven movement of the chain, and coupling structure releasably coupling the intermediator and the copy board for normally effecting movement of the board along its path by driven movement of the power transmitting chain.