SIGHTING DEVICE FOR FOWLING-PIECE Russian patent published in 1998 - IPC

FIELD: weapon, in particular, sighting devices. SUBSTANCE: sighting device has body 1, spring-loaded hinged rear sight 2 installed for turning on axle 3 secured on base 4. The latter has groove 5 used to accommodate spring 6 of the hinged rear sight made as a split ring. The spring ring is chamfered on the side of the joint in the plane parallel to the respective groove wall. Fixing recesses 7, whose width is less than the diameter of the rear-sight spring wire, are made on the hinged rear sight for engagement with the spring. EFFECT: clear fixing of hinged rear sight, reduced specific amount of metal. 5 cl, 3 dwg