US12546549 - Firearm
A firearm comprises a frame; a barrel; a hand grip; a breechblock slidable along the frame; a striker slidable in the breechblock; a longitudinal elastic device for the recovery of the recoil kinetic energy for rearming the striker; and a closing block for locking the breechblock in the closing position, the closing block having a body which extends longitudinally and having a rear wall engaged with a downward protrusion integral with the barrel, a front wall engageable with the breechblock and a longitudinal recess which opens at the front wall, where the longitudinal elastic device for the recovery of kinetic energy has a longitudinal rear portion housed in the recess and a longitudinal front portion retractable towards the inside of the recess, and is longitudinally interposed between a front stop abutment solidly constrained to the breechblock and a rear stop abutment solidly constrained to the frame.
