Color wheel
US7061701B2 · kind B2 · utility
0Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 2004 |
| Grant date | Jun 13, 2006 |
| Priority date | — |
| Expiry date | Sep 30, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B7/006
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A color wheel includes a motor, a covering element and a color filter. In this case, the motor has a housing and a motor body. The motor body has a central axis and the housing is set at one side of the motor body. The housing has a surface, which is opposite to the motor body. The housing and the motor body rotate around the central axis. The covering element covers one part of the housing. The color filter is set around the covering element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.