Gatlin Gun: 1861, animated Furniture Males, Females, Doctor Richard Gatling patented the Gatling Gun, a six-barreled weapon capable of firing a 200 rounds per minute. The Gatling gun is a hand-driven, crank-operated, multi-barrel, machine gun. First machine gun with reliable loading, the Gatling gun has ability to fire sustained multiple bursts. The trigger word is> fire Great for your outdoor an museum scenes. ty.