Improvements in the construction of multiple and simultaneous obturation locks (Machine-translation by Google Translate, not legally binding)

摘要

Improvements in the construction of multiple sealing caps and simultaneous of a plurality of holes in a playing surface through which rolling bodies must pass during the section thereof, especially in the machines for games of living room. At present the shutters that are arranged in the locks are constituted by a board with a number of matching holes in disposition to the holes of the playing field of the machine; it is moved by means of an electric motor, with a driving rod, which gives the board arranged in suspension below the playing field a constant back and forth movement. (Machine-translation by Google Translate, not legally binding)