Patent · US Active

Wall structure

US11673370B2 · kind B2 · utility

0Cited by

15References

8Claims

0Family size

Assignee

FRAMERY OY · FI

Inventor

Samu Hällfors · Tampere, FI

Key dates

Filing date	Sep 13, 2021
Grant date	Jun 13, 2023
Priority date	—
Expiry date	Sep 13, 2041

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB32B2607/00
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

A wall structure with a first dampening element (A) includes at least one layer (20,20a-c) configured to form an acoustic inner surface and/or to dampen sound; a first stopping element (B) including at least one layer (30) configured to stop sound; a second dampening element (C) including at least one layer (40,40′,50) configured to form an acoustic inner surface and/or to dampen sound; and a second stopping element (D) comprising at least one layer (60) configured to stop sound; wherein the layers of the first (A) and second (C) dampening element comprise porous and/or open cell material.

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