(under the class definition) Lathe specially adapted for operating on an article in the form of either: (a) a solid disk or circular ring connected to a hub and designed to turn around an axle, i.e., a wheel; or (b) a supporting shaft or member upon which a wheel revolves, i.e., an axle.
(1) Note. This subclass typically provides for lathes used in making railway or railroad wheels or axles.
