The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 18, 2008
Filed:
Jul. 30, 2003
Applicants:
Marc Rehfeld, Ezanville, FR;
Beatrice Mottelet, Compiegne, FR;
Dimitri Leroy, Liege, FR;
Frederic Drujon, Machemont, FR;
Inventors:
Marc Rehfeld, Ezanville, FR;
Beatrice Mottelet, Compiegne, FR;
Dimitri Leroy, Liege, FR;
Frederic Drujon, Machemont, FR;
Assignee:
Saint-Gobain Glass France, Courbevoie, FR;
Primary Examiner:
Int. Cl.
CPC ...
B60J 10/02 (2006.01); B60J 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A strip to be inserted between two elements to cause acoustic attenuation of noise propagating through at least one of the two elements. The strip is made of at least one plastic-based damping material, the strip having an equivalent real stiffness per unit length K'equal to at least 25 MPa and an equivalent loss factor tan δequal to at least 0.25.