Electrostatic copying device with moving lamp carriage - has counting device connected to record movements of carriage to count copies produced

摘要

An electrostatic copying device has the lamp mounted on a carriage (1) which moves up and down over the original material once during the optical scan process to produce a copy and there is a counter device to total the number of copies produced by the device. The device has a central piece (9) for the counter (6) constructed as a control curve (9q) and mounted on the lamp carrying carriage. The counter (6) is activated by a swing lever (8) during the to and fro motion of the carriage (1) and is attached to an axle (7) which is attached parallel to the axis of the carriage.