Rebound electromechanical device for ball games (Machine-translation by Google Translate, not legally binding)

摘要

Rebound electromechanical device for ball games, characterized mainly by being constituted by a knock hammer or elbow lever arm, which emerges, sufficiently, out of a game board and is pivoted by the elbow in a pin solidary of a plate that It is mounted on the bottom of the board and, at the opposite end, on a link by means of a bolt, locked according to a small wheel, whose link, in turn, by means of a transverse pin, is mounted in a mortise made at the upper end of the drive piston, which is mounted on a relay coil. (Machine-translation by Google Translate, not legally binding)