Composite panel for sound absorption and sound insulation
US10654424B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 13, 2017 |
| Grant date | May 19, 2020 |
| Priority date | — |
| Expiry date | Dec 24, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60Y2306/09
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Disclosed herein is a composite panel for sound absorption that may absorb and block noise. The composite panel may include: a first perforated panel comprising first embosses and first perforation groups formed in a predetermined pattern, wherein the first embosses are formed by forming a plurality of cells and the first perforation groups are formed by collecting a plurality of first perforated holes; an embossed panel comprising second embosses formed by forming the plurality of cells and coupled to the first perforated panel wherein the embossed panel is laminated with the first perforated panel; and a sound absorbing and insulating material inserted between the first perforated panel and the embossed panel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.