Patent for "a suitable belt or other support carrying movable contact-plates, a galvanic battery, an induction-coil, connections between the battery and coil, and conductors connecting the secondary wire of the coil to the contact-plates through which the shock is to be conveyed, the contact-plates being provided with suitable binding-screws or other connectors, and also having suitable flaps or insulators for covering them when not in use" (lines 21-31).