Foil-enveloped evacuated thermal insulation elements
US6863949B2 · kind B2 · utility
18Cited by
2References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 1, 2001 |
| Grant date | Mar 8, 2005 |
| Priority date | — |
| Expiry date | Aug 1, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24777
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention relates, on the one hand, to a prismatic, especially panel-formed thermal insulation element which is enveloped in a gas-tight foil and evacuated, whereby a stable core pre-formed from a porous material is completely enveloped in a single cut sheet of the gas-tight foil; as well as a manufacturing process for same comprising the following steps:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.