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. 13, 2006
Filed:
Jun. 12, 2002
Applicants:
Laura E. Gish, Carlisle, PA (US);
Liangyu Huang, Novi, MI (US);
Gordon Ebbitt, Ann Arbor, MI (US);
Barry Wyerman, Novi, MI (US);
David Boyles, Carlisle, PA (US);
Inventors:
Laura E. Gish, Carlisle, PA (US);
Liangyu Huang, Novi, MI (US);
Gordon Ebbitt, Ann Arbor, MI (US);
Barry Wyerman, Novi, MI (US);
David Boyles, Carlisle, PA (US);
Assignee:
Lear Corporation, Southfield, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04B 1/82 (2005.12);
U.S. Cl.
CPC ...
Abstract
An improved acoustical system for inhibiting noise in a motor vehicle. The system comprises an impermeable layer and an underlayment adjacent to the impermeable layer. The underlayment includes a first fibrous layer and a second fibrous layer. The underlayment has an airflow resistance between about 2000 and about 5000 mks Rayls.