FIELD: protection devices, particularly structures to protect vehicles and stationary devices against tamper, including terroristic acts.
SUBSTANCE: laminated structure comprises solid body and protective means formed of heat-resistant material and phase-changeable material, which may absorb heat. The protective means is located in the body. Two layers of highly rigid non-metallic material and layer of porous material having compressive strength of not less than 1.5 MPa and percent elongation in compression of not less than 20% are included in the laminated structure. Heat-resistant layer is applied to one surface, namely outer surface with respect to object to be protected, of highly rigid non-metallic layer. The protective means are united in single layer and arranged on inner side of the first layer of highly rigid non-metallic material. Substrate comprising at least two layers abuts the protective means. The substrate includes the first layer made of material with percent elongation of not less than 20% and tensile strength of 100÷360 MPa and the second layer made of material with percent elongation of not less than 25% and tensile strength of not less than 370 MPa. Layer of porous material is arranged between the substrate and the second layer of highly rigid non-metallic material. All layers are covered with layer of resilient non-metallic material.
EFFECT: improved protective properties, increased bullet-proofness and resistance to arc-jet cutters.
2 cl, 2 dwg
Title | Year | Author | Number |
---|---|---|---|
LAMINATED STRUCTURE | 2004 |
|
RU2271932C1 |
PROTECTIVE STRUCTURE | 2004 |
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METHOD TO ATTENUATE ENERGY FLOW ACTION, NAMELY LIGHT, HEAT AND CONVECTIVE GAS FLOW ACTION, ON OBJECT TO BE PROTECTED | 2004 |
|
RU2284202C1 |
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RU2268439C1 |
Authors
Dates
2006-06-27—Published
2004-09-13—Filed