A BREAK-ACTION SHOTGUN WITH A DEVICE FOR MASS-PRODUCTION INTERCHANGEABILITY OF THE BARRELS

摘要

A tensioning device (7) used for achievingmass-production interchangeability of the barrels for ashotgun with articulated barrels is positionedbetween the barrels (1) and the breech (2) of thegun and comprises a rod-shaped element (8)constituted by a fixed portion (11) and a movableportion (15) guided for moving on the fixed portion(11) and subject to the action of a powerful spring(16) which urges it against a tenon (5). Means (18,19, 22) are provided for adjustably engaging therod-shaped element (8) on the tenon (5).