Equipment for window type date display on clock, comprises separate drives for lower indicating face which has thirteen positions for numerals and upper transparent indicating face which has eleven.

摘要

The window display for dates on a clock uses two separately driven numbered faces. The lower face (3) has thirteen number positions (4) with numbers 1-9 and 30 and 31 appearing immediately and symmetrically against them and two more figures 1 and 2 which are marked to the left. The upper transparent face has eleven positions with ten used for the symmetrical placement of numbers 0-9.