Break action is a type of firearm action in which the barrel are hinged much like a door and rotate perpendicularly to the bore axis to expose the breech and allow loading and unloading of cartridges.
A view of the break-action of a typical double-barrelled shotgun, with the action open and the extractor visible. The opening lever and the safety catch can also be clearly seen.
Close-up of an IOF 32 break-action revolver
Smith & Wesson Model 1 Third Issue open
In firearms technology, an action is the functional mechanism of a breechloading firearm that handles the ammunition cartridges, or the method by which that mechanism works.
Break action
…Break action is a type of firearm action in which the barrel(s) are hinged much like a door and rotate perpendicularly to the bore axis to expose the breech and allow loading and unloading of…
Smith & Wesson M&P revolver
Barreled action for bolt-action rifle
U.S. M1895 Lee Navy straight-pull rifle