LEADLESS BULLET OF TIN (MODIFICATIONS) Russian patent published in 2004 - IPC

FIELD: bullets for shooting from rifles and pistols. SUBSTANCE: the bullet has a metal envelope having an outer surface determining the aerodynamic profile, and an inner surface determining at least one cavity that is filled in essence with pure tin, having a content of tin at least of 99,85%, yield point of 11 Mpa or less and a hardness from about 3 to about 5 HB. Another modification is a bullet containing a metal envelope having an outer surface determining the aerodynamic profile, an inner surface determining at least one cavity that is filled with an alloy on the basis of tin, containing magnesium and having a yield point lower than 20 Mpa. EFFECT: reduced harmful effect influencing the environment by bullet. 5 dwg, 3 tbl