Sealing lock for a deposition line in vacuum on a flat product
US7931750B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 19, 2004 |
| Grant date | Apr 26, 2011 |
| Priority date | — |
| Expiry date | Apr 19, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C14/562
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The invention relates to a sealing lock, for an in vacuo chamber for deposition on a, preferably metallic, endless strip, characterized in that: the metal rollers are mounted on brackets, fixed to the covers and are immovable like the latter, the rollers of the same pair have the axes thereof arranged in the same vertical plane and are of different diameter, the position of the roller with the smaller diameter being alternated up and down on passing from a given pair to the next pair, the support cradles for the two rollers of the same pair have a lateral projection towards the center, the spacing of which with regard to the base for said rollers defines a second gap.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.