Plastic core structure manufactured through twin sheet technology
US11365542B2 · kind B2 · utility
0Cited by
7References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 10, 2019 |
| Grant date | Jun 21, 2022 |
| Priority date | — |
| Expiry date | May 14, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04C2002/3433
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A twin sheet core structure made up of two sheets of plastic that have been thermoformed to define arrays of cavities having floors opening to surfaces defined by orthogonally intersecting ribs wherein the sheets are fused together to form a single structure with hollow areas between sheets.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.