Display device
US12171075B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 31, 2022 |
| Grant date | Dec 17, 2024 |
| Priority date | — |
| Expiry date | Apr 8, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F1/1652
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display device includes a display part including a display panel for displaying an image, a roller part configured to wind or unwind the display part, and a tape spring configured to move the display part in an upward and/or downward direction in conjunction with an operation of the roller part, and the roller part includes: a motor; a tape spring drum configured to accommodate the motor and connected to the motor, the tape spring drum being configured such that one end of the tape spring is fixed to the tape spring drum, and the tape spring drum winds or unwinds the tape spring; a tape spring casing configured to accommodate the tape spring drum and the tape spring; and a plurality of roll drums connected to two opposite sides of the motor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.