Panel structure with foam core and methods of manufacturing articles using the panel structure
US11046037B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 23, 2019 |
| Grant date | Jun 29, 2021 |
| Priority date | — |
| Expiry date | Jul 23, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2605/00
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A composite panel structure has opposing outer walls or surfaces and a core comprising a plurality of ribs extending between and connected to the outer walls and defining chambers which are filled with expanding foams, non-expanding foams, gases, or a combination thereof. The outer panel surfaces and internal chamber walls or ribs are made of woven or non-woven fibrous material impregnated with one or more resins. The panel structure may be used for making a variety of products including sports equipment such as sports paddles, surfboards, kite boards, skateboards, wakeboards, as well as construction panels for walls, ceilings or floors, display panels, panels for the vehicle industry, furniture, and other structures requiring high strength to weight properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.