Lever 1 turns about fixed axis A. Rigidly attached to lever 1 is a component with cone tip a. Plate 2 turns about fixed axis x-x. When lever 1 turns about axis A, tip a actuates bent plate 2 causing it to turn, together with shaft B on which it is rigidly mounted, about axis x-x. The contact blade of the master clock (not shown) is also mounted on shaft B. The drive is adjusted by screw b.
$1732$LC,FD$