Auto dimming vehicle mirror
US7318648B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 2, 2002 |
| Grant date | Jan 15, 2008 |
| Priority date | — |
| Expiry date | Aug 26, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R1/088
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A vehicle mirror assembly comprising a reflective element for reflecting incident light, the reflective element having a viewable side, a dimming element for varying the intensity of light reflected from the viewable side, a photo-electric power cell for powering the dimming element for varying the intensity of reflected light and a controller for controlling the dimming element in response to ambient light conditions, wherein, in use, the intensity of the light reflected from the viewable side is reduced in low ambient light conditions. In other embodiments a power source is defined, for providing interment power to power the dimming element for varying the intensity of light reflected, the power being supplied by the photo-electric power cell.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.