Light deflector, two-dimensional image display apparatus, optical scanner, and image forming apparatus
US9766450B2 · kind B2 · utility
1Cited by
3References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 1, 2015 |
| Grant date | Sep 19, 2017 |
| Priority date | — |
| Expiry date | Oct 27, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB81B2201/042
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A light deflector is provided including a mirror unit having a light reflection plane, a movable frame to support the mirror unit, a support frame disposed to surround the movable frame, a pair of serpentine beams each disposed between the movable frame and the support frame on both sides of the movable frame to form a turning shape, each of the serpentine beams having one end attached to the support frame, and another end attached to the movable frame, and a vibration damper provided on a portion that moves due to deformation of the serpentine beams caused by application of voltage being transferred.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.