Wankel engine

American  

noun

1. an internal-combustion rotary engine that utilizes a triangular rotor that revolves in a chamber (rather than a conventional piston that moves up and down in a cylinder): it has fewer moving parts and is generally smaller and lighter for a given horsepower.

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Wankel engine British  

/ ˈwæŋkəl /

noun

1. a type of four-stroke internal-combustion engine without reciprocating parts. It consists of one or more approximately elliptical combustion chambers within which a curved triangular-shaped piston rotates, by the explosion of compressed gas, dividing the combustion chamber into three gastight sections

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Etymology

Origin of Wankel engine

Named after F. Wankel

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Example Sentences

See Examples For:

Wankel engine

Notable among them: Opel's completely restyled fastback Kadett, which borrows some of its lines from the Ford Mustang, and NSU's Spider, the only car in the world powered by the Wankel engine.

From Time Magazine Archive

The Wankel engine is not as efficient as a diesel, but its makers say that its fuel consumption is about the same as the economical Volkswagen.

From Time Magazine Archive

The Jarvik 2000, by contrast, has a tiny rotary pump--sort of a coronary Wankel engine that spins rather than squeezes.

From Time Magazine Archive

Because of its basic simplicity, the Wankel engine has long been considered a strong contender to supplant piston engines in mass-produced autos.

From Time Magazine Archive

Because of the unavailability of the light-weight Wankel engine that had been planned for the car, the Pacer is still 3,000 Ibs.

From Time Magazine Archive

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