Suspension type screen device
US10613427B2 · kind B2 · utility
1Cited by
0References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 11, 2019 |
| Grant date | Apr 7, 2020 |
| Priority date | — |
| Expiry date | Feb 11, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/0268
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention relates to a suspension type-screen device. The suspension type-screen device of the present invention includes a main roll rotatably supported on a casing; and a screen configured to be pulled back onto the main roll upon a storing thereof and to be pulled out downwardly from the main roll upon an use thereof. In particular, the suspension type-screen device of the present invention further includes a sub roll, and the sub roll is configured to be capable of supporting the screen located at a portion where a pull-out from the main roll is started.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.