Double Action

Double action may refer to:

  • Double-action, a system in firearms where the trigger both cocks and releases the hammer
  • Double-acting cylinder, a system in steam and internal combustion engines
  • Simple expansion, a system in steam engines and their accessories where a piston has the ability to both push and pull a connecting rod

Famous quotes containing the words double and/or action:

    “since I see
    Your double heart,
    Farewell my part!”
    —Sir Thomas Wyatt (1503?–1542)

    “Economic depression can not be cured by legislative action or executive pronouncement.”
    —Herbert Hoover (1874–1964)