Intermittent breakthrough device for discs in polymyphotograph readers (Machine-translation by Google Translate, not legally binding)

摘要

An intermittent advancement device for discs in polymicro-photographic reading devices, characterized by a vertical axis, or almost vertical axis, carrier in its upper part of the disc tray, whose axis is mounted on a frame resting with its bottom part in the form of a point on a screw through which said axis can be moved in the longitudinal direction, thus adjusting the distance of the discs of the window. (Machine-translation by Google Translate, not legally binding)