RECEIVER COVER OF FIREARMS, CONTAINING FASTENER FOR AUXILIARY DEVICE Russian patent published in 2016 - IPC F41G1/38 

FIELD: weapons and ammunition.

SUBSTANCE: invention relates to the field of firearms, and more particularly to a device of receiver cover for fastening the auxiliary devices such as scopes. The firearms comprises a receiver (30), a cover (6) connected to the receiver. The receiver cover comprises a housing of the cover (1) which covers a part of the receiver, a mounting surface (5) for the auxiliary device, a front mounting tab (2) decreasing stepwise from the uppermost surface of the front mounting tab to the uppermost surface of the cover housing, a springy side panel of the cover housing, made with the ability of contact with the sides of the receiver, a locking device for reliable fixing of the rear end of the cover housing to the receiver. The receiver cover is pivotally attached to the firearm by means of an axle. The front mounting tab encompasses the physical diversity of models of firearms. The cover is rigidly attached to its rear part by a button and a cam. The cover is self-centred by the built-in resilient device.

EFFECT: proper centring of the optical device relative to the gun, rigid and reliable attachment to the gun, the ability to perform disassembly in the field without disturbing the optical zero or initial installation.

22 cl, 8 dwg