Sandwich-structured panels and method of manufacture
US12136407B2 · kind B2 · utility
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4References
11Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 2, 2020 |
| Grant date | Nov 5, 2024 |
| Priority date | — |
| Expiry date | Mar 26, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB33Y10/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Sandwich-structured noise-attenuating and/or structural panels and methods of manufacturing such panels using ultrasonic welding are described. The method includes: receiving a backing member, a sheet and a cellular structure; assembling the cellular structure between the backing member and the sheet; and ultrasonically welding the backing member and the sheet together.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.