the actuating element controlling another element mechanically

Full Title

Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals (if restricted to producing acoustic time signals by electrical means G04C21/00) > Mechanisms continuously running to relate the operation(s) to the time of day > for operating a number of devices at different times > with the actuating element carried by a disc > the actuating element controlling another element mechanically