Vacuum processing device
US12031211B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 15, 2021 |
| Grant date | Jul 9, 2024 |
| Priority date | — |
| Expiry date | Aug 23, 2042 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06M11/80
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A device of executing vacuum processing is provided with: a chamber including a single main chamber executing the vacuum processing and being capable of keeping the chamber as a whole in a depressurized state; a plurality of feeding rollers so arranged as to hang down a plurality of threads in the main chamber with keeping the threads from each other; a plurality of winding bobbins respectively winding the plurality of threads independently, the winding bobbins arranged in the chamber horizontally apart from the plurality of threads vertically hung down; and a plurality of movable arms being respectively movable in the chamber from a first position horizontally apart from the plurality of threads vertically hung down, via a second position in contact with any of the plurality of threads, to a third position to make the threads in contact be in contact with corresponding winding bobbins.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.