Patent · US Active

Acoustically and thermally acting insulation

US7954596B2 · kind B2 · utility

7Cited by

3References

12Claims

0Family size

Assignee

Entwicklungsgesellschaft fur Akustik (EfA) mit beschrankter Haftung · DE

Inventors

Volkmar Schulze · Schierling, DE
Hans-Peter Keller · Oberdürnten, CH
Volker Kursch · Essen, DE

Key dates

Filing date	May 31, 2007
Grant date	Jun 7, 2011
Priority date	—
Expiry date	Dec 20, 2027

Classification

Technology area (CPC G)Physics
CPC primaryG10K11/168
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

The invention relates to a multilayered acoustically and thermally effective insulation having a defined layer structure, especially for internal combustion engines of motor vehicles.

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