Patent · US Active

Soundproof panel

US9640166B2 · kind B2 · utility

8Cited by

5References

12Claims

0Family size

Assignees

ONERA (OFFICE NATIONAL D'ETUDES ET DE RECHERCHES AEROSPATIALES) · FR
ATECA · FR

Inventors

Frank Simon · Lewisville, US
Jean-Luc BRIAN · Montricoux, FR
Valia FASCIO · Montauban, FR
Philippe Vie · Toulouse, FR

Key dates

Filing date	Jan 28, 2015
Grant date	May 2, 2017
Priority date	—
Expiry date	Jan 28, 2035

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T50/40
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

A soundproof panel has a sandwich structure, which includes two outer walls, a core, and modifying elements that are maintained in a fractal distribution by the core. The panel has an improved trade-off between sound attenuation efficiency and the weight of the panel.

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