Teeter patent: David B. Teter, Batavia Station, Iowa, #447,685, May 9, 1865. Line drawings from Teeter’s patent application. At top is a side view showing the track with the drive wheel on the right, in the middle the overhead view. Lower left are the two separate threaded screws that attach to the rails. They position the pulley to adjust the tension on the long bands that move the “car.”
