Hub Attaching Device. (open access)

Hub Attaching Device.

Patent for a new and improved arrangement of axles and boxes for vehicles. This design calls for a solid axle formed with a shoulder and screw-threads, an axle-box closed at its outer and provided at the other end with an annular wall, a collar formed with internal screw-threads, annular flange, bearing surface, wrench-gripe surfaces, and a cap or ring (lines 16-22).
Date: November 22, 1881
Creator: Warth, August
System: The Portal to Texas History