Patent ID: 8850731

Claim:
An improved gun with automatic loading of cartridges, comprising a receiver assembly, a barrel assembly, a cartridge loader in the form of a tubular magazine that opens out at the receiver assembly, and which extends in the axial direction X-X′ in a way essentially parallel to the axis of the barrel and which is provided with a magazine bottom at the front end of the magazine, the barrel assembly being assembled with the receiver assembly by means of an assembly nut screwed on the front end of the tubular magazine, said tubular magazine being provided with a cartridge follower assembly that slides in the axial direction X-X′ in the tubular magazine and with a magazine spring mounted between the magazine bottom and the cartridge follower assembly, the tubular magazine being provided or not with a magazine reducer, wherein: the tubular magazine is equipped with a magazine bottom shock absorber that is joined with the assembly nut, which nut, in addition to its assembly function, is in contact with the magazine bottom through the intermediary of the magazine bottom shock absorber; the magazine bottom can slide over a travel distance D while remaining joined with the tubular magazine, said travel distance allowing the magazine bottom shock absorber to damp the impact of the cartridge follower assembly with, either the magazine reducer or the magazine bottom or both; the cartridge follower assembly being provided with a shock absorber between the cartridge follower and the magazine spring.