Patent · US Active

Acoustic baffle device

US8573355B2 · kind B2 · utility

3Cited by

8References

16Claims

0Family size

Inventors

David Franey · Wyandotte, US
Eric Aldstadt · Novi, US
Michael Lupini · Milford, US
Eiji Yanagida · Okazaki, JP

Key dates

Filing date	Nov 28, 2012
Grant date	Nov 5, 2013
Priority date	—
Expiry date	Nov 28, 2032

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB60R13/0846
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

An acoustic baffle device for sealing a cavity of a vehicle body at a predetermined cross section of the cavity is provided. The device has a carrier having an opening therein, a heat expandable sealing material affixed to the carrier, and a flap assembly having a flap normally held in place by a spring so as to close off the opening, wherein the flap is capable of being deflected by insertion of a tube through the opening.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.