Calendar date circuit for clock, has latch sliding during pivoting of lever, where pivoting parts are switched at position where sprocket is placed in lever normal position and in tactile finger position, at raising of month level slide

摘要

The date circuit has a latch sprocket moving radially inward in area and beyond tip circle of normal sprocket, in respective portions of pivoting of a control lever (2), by the sliding of a latch during pivoting. The switching of the pivoting parts takes place at a position at which the latch sprocket is placed in the normal position of the lever and in the position of the tactile finger (5), at the raising of month level slide.