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.:

US 8215704 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 10, 2012

Filed:

Jun. 19, 2009
Applicants:

Jean-pierre Monnet, Boulleret, FR;

Fabrice Prunarety, St. Satur, FR;

Sébastien Peget, Saint Bouize, FR;

Gregory Magnet, St. Loup, FR;

Inventors:

Jean-Pierre Monnet, Boulleret, FR;

Fabrice Prunarety, St. Satur, FR;

Sébastien Peget, Saint Bouize, FR;

Gregory Magnet, St. Loup, FR;

Assignee:

Henkel AG & Co. KGaA, Duesseldorf, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A heat expandable baffle having a shape corresponding to, but smaller than, the shape of the cross section of a cavity to be sealed, and comprising a rigid support plate, a carrier for a heat expandable material and a heat expandable material mounted only to the outer periphery of the carrier. When activated by heating, the expandable material expand radially from the carrier to seal the cross sectional gap between the carrier and the cavity wall.


Find Patent Forward Citations

Monnet, Jean-Pierre. (2012). Acoustic baffle (U.S. Patent No. 8215704). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8215704

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