| 摘要 |
A sandwich structure for protecting a fixed or mobile installation or equipment, comprising an inner layer ( 1 ) and an outer plate ( 2 ) made of a very ductile material, fixed at a distance from the inner layer ( 1 ) and designed to resist the first impacts of projectiles, the inner layer ( 1 ) being made from a very hard material to stop projectiles that passed through the outer plate, the outer plate ( 2 ) having a constant thickness and being fixed on the inner layer ( 1 ) using spacers ( 7, 7', 13, 14 ).
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