Patent files registered by manufacturers usually don’t mean anything. Many of the patent files we’ve seen don’t reach production. It’s just a way to prevent an idea to be used by a rival manufactur

Such was the impact of the Z1 Kawasaki on its release in 1972, it could have been generally accepted that this was as far as conventional motorcycle wisdom would go. But no; within twelve months, b

Halfway through the Second World War, designer Aldo Leoni and Aldo Farinelli, developed the prototype for an auxiliary engine designed to be fitted on a bicycle: its name was Cucciolo.

In January 1978 Jan Witteveen took over the technical direction of the Gilera Racing Department. Professionally trained in Germany at Fichtel & Sachs, where he was head of the Hercules-DKW racing d