Title:
振動音減衰特性が向上されたグレージングユニット、そのようなグレージングユニットを製造する方法、および車両の乗客室内の防音方法
Document Type and Number:
Japanese Patent JP5860924
Kind Code:
B2
Abstract:
A 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.
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Inventors:
Sylvan Payot
David Fournier
Marc Lefeld
David Fournier
Marc Lefeld
Application Number:
JP2014114601A
Publication Date:
February 16, 2016
Filing Date:
June 03, 2014
Export Citation:
Assignee:
Saint-Gobain Glass France
International Classes:
C03C27/04; B60J1/00; B60R13/08; G10K11/16; G10K11/162
Domestic Patent References:
| JP2002321526A | ||||
| JP2006029071A | ||||
| JP1069336A | ||||
| JP2004149080A | ||||
| JP11049896A |
Attorney, Agent or Firm:
Kawaguchi International Patent Office
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