Patent for a new and improved motor. This design consists, "with the frame having the side and end slots, of the two drive-wheels and their springs, the movable spring-actuated shaft having the central pinion, the pivoted lever, the catch of the same, the crank-shaft formed with the central crank and having the pinion, the connecting-pitman, the pivoted adjustable fan-rod formed with the series of apertures near its upper end and along its central part, the adjustable weight, and the connecting-rod" (lines 116-126).