Color wheel assembly
US6769776B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 3, 2003 |
| Grant date | Aug 3, 2004 |
| Priority date | — |
| Expiry date | Jul 3, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B7/006
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A color wheel asssembly including a color filter, a motor, a fixing element, and an optical element. The motor has a housing and a motor body, and the housing is set to a side of a central axis of the motor body. The color filter is set on the housing of the motor. The motor body is fixed on the fixing element. A holder is formed on the fixing element, and the holder outwardly extends from the fixing element. The optical element is jointed with the holder. In addition, the invention also provides a color wheel assembly further including an auxiliary fixing element, which is set on fixing element and has an outwardly extending holder with which the optical element is jointed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.