A bomber plane, toy, electromagnetic drive (Machine-translation by Google Translate, not legally binding)

摘要

A toy that consists of a piece in the form of an airplane that by gravity travels along two wires parallel to each other and duly inclined, in communication said wires with a source of electrical energy forming an electrical circuit that closes the plane itself through of the coil of an electromagnet that in the same figure and that retains, when current flows through it, a piece that simulates a pump which falls when a switch is inserted in the circuit itself. (Machine-translation by Google Translate, not legally binding)