Patent ID: 8112930
Filing Date: 2012-02-14
Classification: C23C,F41A,Y02T

Abstract:
1. A non-projectile firearm component or accessory, wherein the firearm component or accessory is selected from a frame, a slide, a barrel, a receiver, or any constituent thereof, comprising: a. a substrate comprising a base material of the firearm component or accessory, the substrate having an external surface, and the substrate comprising a metal or metal alloy material selected from the group comprising carbon steel, low-carbon steel, alloy steel, tin-free steel, killed steel, semikilled steel, capped steel, rimmed steel, aluminum killed steel, bake hardenable steel, stainless steel, austenitic stainless steel, ferritic stainless steel, martensitic stainless steel, or any combination thereof; b. a first layer substantially covering at least a portion of the external surface of the substrate and having corrosion resistance properties, the first layer comprising at least one corrosion resistant metal or metal alloy plating, the first layer having no carbon fiber; and c. at least one additional layer applied over at least a portion of the first layer, the at least one additional layer comprising a thin film coating of a wear resistant material selected from the group comprising a ceramic material, metal nitride, a metal carbon nitride, metal carbide, metal sulfide, diamond-like carbon (DLC), a carbon material, or any combination thereof; wherein the first layer is different than the at least one additional layer, and wherein the at least one additional layer defines an exposed external surface of the firearm component or accessory, other than an internal surface defined by a bore of a firearm barrel.