Glazing panel comprising glass sheets linked together via spacers and corresponding production method
US9896880B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 24, 2013 |
| Grant date | Feb 20, 2018 |
| Priority date | — |
| Expiry date | Mar 30, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/231
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The invention concerns a glazing panel comprising first (5) and second (5) glass sheets linked together via at least one spacer (8) which holds them a certain distance apart from one another and, between said glass sheets (5), an inner space (4) comprising at least one first cavity (41), in which there is a vacuum of less than 100 mbar and which is closed by a peripheral seal disposed at the periphery of the glass sheets, around said inner space (4), the seal (1) being a metal seal rigidly connected respectively to the first and second glass sheets. According to the invention, the metal seal (1) further comprises at least one hollow metal tube (11) of which a first end (111) communicates with the inner space (4) and a second end (112) communicates with the outside of the panel, the second end (112) comprising means for blocking the tube. According to the invention, the tube comprises at least one gas trap (113) rigidly connected to the inside of the tube (11).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.