Soundproofing covering having resonators, a panel provided with the covering, and an aircraft
US9248899B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 29, 2014 |
| Grant date | Feb 2, 2016 |
| Priority date | — |
| Expiry date | Oct 29, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/40
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A soundproofing covering (10) having resonators (30). Said covering (10) comprises a trellis (20) provided with at least two resonators (30) and at least one stud (50) for fastening at least two resonators (30) to a panel (5) that is to be treated, each resonator (30) including a blade (31) extending longitudinally in a plane (P1) from one end (32) of the resonator (30) that is fastened to a stud (50) to another end (33) of the resonator (30), said blade (31) having at least one transverse protuberance (35) for oscillating in an elevation direction (D1) perpendicular to said plane (P1), each stud (50) extending in elevation from a face for securing to the panel (5) that is to be treated towards each resonator (30) fastened to the stud (50), at least one stud (50) having damper means (60) interposed between said face and each of the resonators (30) fastened to the stud.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.