This “inside-out” approach to the Wankel rotary engine is a key differentiator ... the inefficient APU to burn fuel and ...

Talk of radically different designs always leads to a single name – Wankel. The Wankel rotary engine, most notably used in automobiles by Mazda, has been around since the late 1950’s.

The first rotary engines were primarily used for aircraft during World War I, but the design was abandoned due to flaws and inefficiencies. In 1954, German engineer Felix Wankel invented a new ...

Although there was briefly a company called Rotary Rocket, the term is much better known as a nickname for the Mazda RX-7 — one of the few cars that used a Wankel, or rotary, engine. If you ever ...