The term rotary piston engine can have several meanings:
- Rotary engine, the piston engine that rotates in operation, as used on World War I fighter aircraft
- Pistonless rotary engine, the engines which use rotors or rotary pistons instead of conventional reciprocating pistons
- See also
- Rotary engine (disambiguation)
Famous quotes containing the word engine:
“Industrial man—a sentient reciprocating engine having a fluctuating output, coupled to an iron wheel revolving with uniform velocity. And then we wonder why this should be the golden age of revolution and mental derangement.”
—Aldous Huxley (1894–1963)