ARMORED STRUCTURE Russian patent published in 2009 - IPC F41H5/04 

FIELD: weapons.

SUBSTANCE: invention relates to multi-layer armored structure intended for protection against bullets, shells and fragments. Proposed structure consists of the face, 2^nd and 3^rd layers. Face layer represents low-hardness (HB≤150) metal alloy plate. 2^nd and 3^rd layers are made in identical organic plastic material fabricated from ballistically resistant fabric based on aramide fibers impregnated with binder, and laid in layers at various angles to primary direction of reinforcement. Thickness of the 2^nd layer exceeds that of the 3^rd one. Weight of one square metre of 2^nd layer varies from 12 to 19 kg, while weight of one square metre of the 3^rd layer varies from 10 to 16 kg. All layers are jointed together along perimetre.

EFFECT: lower weight of unit area with no deterioration in protective qualities.

1 dwg