Projection system and projection screen supporting device
US10139720B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Nov 15, 2016 |
| Grant date | Nov 27, 2018 |
| Priority date | — |
| Expiry date | Jan 24, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B21/56
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
This disclosure relates to the field of projection display technologies, and discloses a projection system and a projection screen supporting device, the projection system including a projection screen and a projection device, and further a projection screen supporting device, the projection screen being installed on a bracket body of the projection screen supporting device, where the projection screen supporting device includes the bracket body, a supporting assembly, and a projection screen hanging assembly; the bracket body includes a first standing pole and a second standing pole, both of which are arranged substantially parallel to each other; the supporting assembly is fixed on the bracket body to support the bracket body; and the projection screen hanging assembly is arranged on the bracket body, at an adjustable position in the direction in which the first standing pole and the second standing pole extend, to hang a projection screen on the bracket body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.