wheel

Unless further described, the heraldic wheel is assumed to be a wooden wagon wheel, often with the number of spokes given and sometimes broken to one side. A Glossary of Terms used in British Heraldry, J.H. Parker, Oxford, 1894, Entry:Wheel For obvious reasons it is associated with “Fortune”, although the winged wheel represented motion to the ancient Greeks (and was used as the symbol of British Railways for a long period). The Symbolisms of Heraldry, W. Cecil Wade, George Redway, London, 1898 P124