Prefabricated panel with protective film
US7934353B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 13, 2007 |
| Grant date | May 3, 2011 |
| Priority date | — |
| Expiry date | Dec 6, 2029 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF17C2270/0107
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Panel including, in succession, a first rigid board forming the back of the panel, a first thermally insulating layer borne by the backboard, an impervious covering covering the first thermally insulating layer, a second thermally insulating layer which partially covers the impervious covering and a second rigid board covering the second thermally insulating layer, characterized in that it includes a film which covers at least part of the impervious covering which is not covered by the second thermally insulating layer, the film including at least one protective portion and at least one spew portion adjacent to the protective portion, the protective portion and the spew portion being able to be detached from the impervious covering independently of one another.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.