FIELD: weapons and ammunition.
SUBSTANCE: bolt for multiple-charged rifle has the bolt guide, locking chamber and locking sleeve. Locking chamber is located in the bolt guide. Locking sleeve is concentrically located in rear part of the locking chamber and has several locking elements. Locking elements are moved by means of release device between inner free position and outer locked position for their engagement with the locking slot of the barrel. Release device includes support sleeve. Support sleeve is located so that it can be moved in axial direction between rear part of locking chamber and locking sleeve. Barrel has annular slot located in the locking head of the barrel. Barrel includes rear locking platforms for adjoining to them of rear adjoining surfaces of several locking elements located on locking sleeve. Rear locking platform is inclined at α angle of 70° to 80° to central axis of the barrel.
EFFECT: reliable operation and easy travel of the bolt.
11 cl, 18 dwg
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