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GLAZING UNIT WITH IMPROVED VIBRO- ACOUSTIC DAMPING PROPERTIES, METHOD FOR MAKING SUCH GLAZING UNIT AND METHOD FOR ACOUSTIC PROTECTION IN A VEHICLE PASSENGER COMPARTMENT
GLAZING UNIT WITH IMPROVED VIBRO- ACOUSTIC DAMPING PROPERTIES, METHOD FOR MAKING SUCH GLAZING UNIT AND METHOD FOR ACOUSTIC PROTECTION IN A VEHICLE PASSENGER COMPARTMENT
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机译:具有改善的玻璃声阻尼特性的玻璃单元,这种玻璃单元的制造方法以及车辆乘客舱中的声音保护方法
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pA glazing unit with improved vibro-acoustic damping properties, including at least one glass sheet and at least one vibro-acoustic damping strip fastened onto at least one of faces of the glass sheet and that includes at least one element made of damping material having a loss factor of at least 0.4 and a Young's modulus of less than 200 MPa at 20° C. for frequencies below 5000 Hz. The strip also includes at least one weighting element that has a linear mass of greater than 0.05 kg/m and is fastened onto the element made of damping material, the element made of damping material being inserted between the glass sheet and the weighting element, and no device other than the glazing unit being joined to the strip./p[US2010133037A1]
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