Pneumatic valve springs are metal bellows filled with compressed air used as an alternative to the metal wire springs used to close valves in high-speed internal combustion engines. This system was introduced in the mid-1980s in Renault turbocharged 1.5 litre Formula One engines.
Read more about Pneumatic Valve Springs: Concept, Pneumatic Valve Technology in Racing, Future Valve Technology
Famous quotes containing the words pneumatic and/or springs:
“Uncorseted, her friendly bust
Gives promise of pneumatic bliss.”
—T.S. (Thomas Stearns)
“At Eutaw Springs the valiant died;
Their limbs with dust are covered o’er—
Weep on, ye springs, your tearful tide;
How many heroes are no more!”
—Philip Freneau (1752–1832)